We are looking for an experienced Asterisk and FreeSWITCH Developer to design, develop, and maintain robust VoIP communication systems. You will be instrumental in creating scalable PBX systems, call center solutions, and custom telephony applications using open-source VoIP platforms. Key Responsibilities: Design, implement, and maintain VoIP solutions using Asterisk and FreeSWITCH . Develop and manage PBX systems , IVRs, and SIP-based telephony features. Integrate VoIP systems with CRM, databases, and third-party APIs. Monitor and troubleshoot VoIP network performance, ensuring high availability and quality of service. Customize dial plans, call flows, codecs, and other telephony features. Maintain system documentation and provide post-deployment support. Required Skills: Hands-on experience (3-5 years) with Asterisk and FreeSWITCH . Strong understanding of SIP, RTP, and VoIP protocols . Proficiency in Linux system administration and scripting (e.g., Bash, Python). Familiarity with MySQL/PostgreSQL for backend data handling. Experience with tools like Wireshark , SIPp , or other VoIP testing utilities. Knowledge of call routing , media transcoding , and NAT traversal . Good to Have: Experience integrating VoIP platforms with CRM systems . Exposure to Kamailio/OpenSIPS , WebRTC, or telephony billing systems. Certification in VoIP technologies or Linux administration.

The BT Enterprise Telephony role involves working with relevant technologies, ensuring smooth operations, and contributing to business objectives. Responsibilities include analysis, development, implementation, and troubleshooting within the BT Enterprise Telephony domain.

Project Role : Application Lead Project Role Description : Lead the effort to design, build and configure applications, acting as the primary point of contact. Must have skills : SAP UI5 Development Good to have skills : SAP FIORI/Gateway architectureMinimum 5 year(s) of experience is required Educational Qualification : 15 years full time education Summary :As an Application Lead, you will lead the effort to design, build, and configure applications, acting as the primary point of contact. Your typical day will involve collaborating with various teams to ensure that application development aligns with business objectives, overseeing project timelines, and facilitating communication among stakeholders to drive project success. You will also engage in problem-solving activities, providing guidance and support to your team while ensuring that best practices are followed throughout the development process. Your role will be pivotal in shaping the direction of application projects and ensuring that they meet the needs of the organization and its users. Roles & Responsibilities:- Expected to be an SME.- Collaborate and manage the team to perform.- Responsible for team decisions.- Engage with multiple teams and contribute on key decisions.- Provide solutions to problems for their immediate team and across multiple teams.- Mentor junior professionals to enhance their skills and knowledge.- Facilitate workshops and meetings to gather requirements and feedback from stakeholders. Professional & Technical Skills: - Must To Have Skills: Proficiency in SAP UI5 Development.- Good To Have Skills: Experience with SAP FIORI/Gateway architecture.- Strong understanding of web technologies such as HTML5, CSS3, and JavaScript.- Experience with SAP development tools and methodologies.- Familiarity with agile development practices and project management tools. Additional Information:- The candidate should have minimum 5 years of experience in SAP UI5 Development.- This position is based in Mumbai.- A 15 years full time education is required. Qualification 15 years full time education

Project description The Privileged Access Management (PAM) Operations Engineer will support the enterprise-wide expansion and ongoing enhancement of PAM capabilities using CyberArk solutions. The role exists to strengthen the security controls around privileged accounts, minimize misuse risks, and accelerate the implementation of advanced PAM functions. This is a critical position contributing to the organization's mission to safeguard sensitive systems and data while enabling secure innovation. Responsibilities Design, build, and deploy CyberArk integration and automation solutions. Enhance and continuously improve the CyberArk PAM platform, supporting scalability and new feature enablement. Perform technical diagnostics and resolve PAM-related issues in collaboration with support teams. Support delivery teams in project activities, providing CyberArk technical expertise and participating in delivery meetings. Conduct audits and reviews of privileged access usage and ensure compliance with internal policies. Collaborate with cybersecurity and identity governance teams to strengthen PAM policies and enforcement. Maintain documentation on PAM operations, configurations, and procedures. Provide technical guidance, training, and awareness to stakeholders on PAM practices and tools Skills Must have 4+ years of experience in a similar role CyberArk PAM administration and integration experience. Minimum 4 years of relevant experience in privileged access security. Experience with ISO 27001 and SOX compliance requirements. In-depth understanding of access management, identity governance, and privileged session management. Troubleshooting skills related to PAM tools, access failures, and policy misconfigurations. Hands-on scripting with PowerShell or Python to automate PAM processes. Ability to communicate effectively with technical and non-technical stakeholders. Proven experience managing multiple deliverables in agile or hybrid development environments. Nice to have Exposure to BeyondTrust or other PAM tools. Experience with cloud-based PAM solutions and integrations. Knowledge of CI/CD, DevOps pipelines, and their alignment with security practices. Experience in highly regulated environments such as financial services. Cybersecurity certifications like CyberArk Defender/Guardian, CISSP, or CISA. Other Languages EnglishB2 Upper Intermediate Seniority Regular

• 3+ years of hands-on experience on Unified Communications and Collaboration products portfolio. • Understanding of CUCM & Cisco unity connection versions 10.x, 11.x, 12.x, 14.x, Voice Gateways, Cisco CUBES, Licensing • Understanding of cloud based voice solutions (Cisco UCaaS, RingCentral, XO Voice, Broadsoft etc) • Understanding of Session Border Controllers - AudioCodes, Sonus/Ribbon, Oracle • Understanding of Cisco Video end points and expressways • Understanding of Cisco Webex suite (calling, contact center, control hub etc) • Understanding of broadcast paging (Singlewire) • Understanding of Microsoft Teams Enterprise Voice • Good understanding of VoIP protocols MGCP, H.323, SIP, ISDN • Basic understanding of Cisco C series and B series server management • Good communication skills, Open for 24x7 availability • Expert level experience in handling Cisco IP telephony Network Infrastructure. • Independently resolve tickets within SLA • Adheres to standard operating procedures / work instructions • Update the knowledge base • Technically upgrade across versions of environment when required • Understanding of ITIL framework Certifications: • CCNA (Mandatory) • CCNP Collaboration (Preferred) KEY TECHNOLOGIES: • CUCM & Unity connection 12.x and 11.x • Webex Cloud • SIP Trunks, MGCP and H.323 gateways. • Understanding of voice provisioning tools (Kurmi, VOSS etc) • Basic troubleshooting knowledge on Avaya Aura products • Basic MACD knowledge of Cisco UCCX • Basic MACD knowledge of MS TEAMS EV

The Digital :Python, Digital :Scala, SAP Incentive and Commission Management (ICM), PL/SQL role involves working with relevant technologies, ensuring smooth operations, and contributing to business objectives. Responsibilities include analysis, development, implementation, and troubleshooting within the Digital :Python, Digital :Scala, SAP Incentive and Commission Management (ICM), PL/SQL domain.

This role involves the development and application of engineering practice and knowledge in designing, managing and improving the processes for Industrial operations, including procurement, supply chain and facilities engineering and maintenance of the facilities. Project and change management of industrial transformations are also included in this role. - Grade Specific Focus on Industrial Operations Engineering. Develops competency in own area of expertise. Shares expertise and provides guidance and support to others. Interprets clients needs. Completes own role independently or with minimum supervision. Identifies problems and relevant issues in straight forward situations and generates solutions. Contributes in teamwork and interacts with customers. Skills (competencies)

Job Title: NOC Engineer 📍 Location: New Town, Kolkata 🕒 Experience Required: 3–5 Years 🏢 Department: Network Operations Center (NOC) 📄 Job Type: Full-Time | Telecom Services Job Summary: We are looking for a skilled and proactive NOC Engineer to join our Network Operations Center team. The ideal candidate will have hands-on experience with Asterisk, VoIP, Linux systems, and networking , along with a strong understanding of SIP and telephony protocols. This role requires a problem-solver with a collaborative mindset and a passion for optimizing system performance. Mandatory Skills: Minimum 3 years of hands-on experience with Asterisk , VoIP , and networking . Proficient in Linux distributions such as Ubuntu, CentOS, or Debian. Strong understanding of TCP/IP , SIP , NAT , PAT , and firewall configurations . Experience with package management tools (e.g., yum, apt). Proficiency in scripting languages : Bash, Perl, PHP, Python. Experience working with MySQL and MongoDB databases. Familiarity with Asterisk AGI, AMI, ARI , and IPPBX/EPABX systems. Strong troubleshooting skills in voice and network communication protocols . Preferred Skills (Good to Have): Over 5 years of experience in a relevant telecom/VoIP domain. Hands-on experience with VoIP gateways/SBCs like OpenSIPS and Kamailio . Familiarity with telephony monitoring, alerting , and logging tools . Understanding of call routing, rating , and billing systems . Knowledge of open-source telecom technologies and AI/ML applications. Experience developing and deploying custom PBX solutions . Key Responsibilities: Understand and maintain the architecture and integration of telephony services. Operate and expand SIP proxies (e.g., Kamailio/OpenSIPS). Design and implement feature enhancements in telephony platforms. Provide Level 3 technical support , including advanced troubleshooting and triage. Monitor telephony traffic for performance issues and anomalies. Respond promptly to system alerts to maintain high availability and reliability. Build and maintain QA, monitoring, alerting, and logging tools. Collaborate with internal teams on system maintenance and deployments . Integrate with systems for call routing, rating , and billing . Soft Skills: Excellent verbal and written communication skills. Strong interpersonal and collaboration abilities. A positive attitude with a proactive approach to problem-solving. Ability to work independently and within cross-functional teams. Show more Show less

Develops, maintains and manages Unified communication application standards and systems and contact center solutions. Drives the development of detailed configuration parameters, custom extensions, workflow and integration solutions. Coordinates with teams to ensure solutions are designed to operate in highly available and reliable environments. Provides technical support and advises on the use of programming tools, systems and networks. Provides support to address availability and reliability issues on various systems (that is, Microsoft Teams Voice, Cisco, Nice InContact Center,) across multiple locations Works on a Large portfolio of Unified communication applications. Innovation: Driving innovation in the UCC space to enhance business processes, improve user experience. Operations of all UCC environments, including Global voice, Contact center, Messaging, Collaboration, Modern Communication tools, applications and services. Collaboration Enablement: management of UCC tools and services Technical Oversight: Designs, installs, and maintains the organizations collaboration and communication (voice/video/IMP) infrastructure. Video conferencing meeting Rooms design and deployment. Gather technical requirements and translate them into hardware and software capabilities. Communicate technical design and coordinate proof-of-concept analyses to production. Exhibit expertise in Collaboration solutions, including Cloud calling and Contact Center (Nice InContact/Cisco Webex/ AWS / MS), and monitoring & manage tools MS Teams Voice and Audio Codec SBC expert. Manage and maintain the Number Database, Voicemail database, and feature operations of the organization UCCX Scripting, Call Flows & UCCX agent configuration. Knowledge with Cisco Finesse Application. has demonstrated the ability to use tools including Webex Tracer, Wireshark, and Fiddler UCCX agent Configuration and Team, Trigger, Call Control Group (CCG), CSQ and skills Configuration. Automation of UC operations with Python and other scripting technologies. Hands on Knowledge/ Experience of H.323, H248, MGCP and SIP and Knowledge of compression algorithms G729, G711, G722 etc Hands on Knowledge / Experience of Voice over Internet Protocol (VoIP) and IP Trucking concepts, topology design VoIP media RTP/RTCP Expertise with Signaling Protocols ISDN, CAS, Analogue, T1/E1 PRI, EM Extensive experience configuring, implementing, and troubleshooting QoS Impacts the quality of own work and that of the team. Strong problem-solving skills and the ability to work collaboratively. Works as a fully competent team member. Secondary requirements: Candidate has experience of enhancement abilities through Scripting and REST/XML API familiarity. Candidate has proficiency across the Webex suite of products, with emphasis on telephony function. Possess an intermediate level of IP networking knowledge. Possess knowledge with Quality of Service (security concepts knowledge), as applicable to UCC. Candidate is comfortable to act on certificate level problems and issue. Maintains required compliance reports and documentation. Supports team and cross-functional projects within defined area of responsibility Required Qualifications A strong understanding of UCC technologies and infrastructure, including cloud services, security, and compliance standards. Knowledge of UCC applications such as voice call control, audio/video/web conferencing, IM/presence, CDR, E-911, voice/fax, and unified messaging. Proficiency with Microsoft 365 services and administration, including a good understanding of Exchange Online, SharePoint Online, Teams, and OneDrive for Business. Unified Contact Center solutions Cisco contact center or Five9's or Nice InContact Center. Diploma or equivalent work experience required. Minimum of 8-10 years of relevant experience or equivalent combination of education and experience in Enterprise Applications/ Unified Communication and Collaboration Solutions. Good business English skills (Written and spoken). Experience with vendor performance management, including development and monitoring of SOWs and deliverables, SLA compliance, and general vendor relationship management. Strong and professional verbal and written communication skills, along with the ability to effectively communicate and present to different audiences such as senior leadership, cross-functional business groups, or technical staff. Well-developed skills in presentation building and process mapping. Deep knowledge of and experience with collaboration and conflict resolution.

An extraordinarily talented group of individuals work together every day to drive TNS' success, from both professional and personal perspectives. Come join the excellence! Overview The QA area is responsible for the testing of computer programming systems and applications including the design, coding, testing and deployment of products and solutions to meet goals of TNS' products Responsibilities Quality Assurance Engineer Looking for a candidate with strong technical skills to develop and execute test strategies for telecom related programs. The QA engineer will be responsible for working with other scrum team members to help develop and execute test cases based on a published set of technical requirements. The candidate preferably has an understanding of the telecommunications domain and can work as part of a high performing scrum team in a fast paced agile environment. Responsibilities: Understands project requirements. Develops test strategies and test plans for telephony network applications/infrastructure. Develops and maintains automated regression test suites. Works as part of a scrum team in an agile environment. Works with operations to ensure smooth software deployments in production. Possesses the ability to work with minimal supervision and/or independently. Utilizes experience and judgment to plan and accomplish goals. Creates tests and defect reports using the team standards and best practices. Drives test escape analysis and strategies to prevent defect leakage. Creates and maintains cloud-based lab infrastructure. Experience Required: 5+ years overall test experience developing and executing test cases. Minimum 4 years software testing experience of UNIX or Linux client server applications, including testing application installation/configuration, trouble shooting and load/performance. Experience in Telecom Protocol Testing (SIP, SS7, Diameter, VOIP, VOLE, LTE) - MUST (Strong Experience in SS7, SIP, IMS) Experience in handling functional automation testing using SPECTRA, Jmeter, SIPp, Valid8 Experience in product security testing; Exposure to vulnerability assessment tools RAPID7, Nessus Knowledge of Unix fundamentals, scripting and installation and upgrade of software Exposure to cluster and fault-tolerance deployment, Experience in load testing and performance testing Experience Desired: Exposure to public cloud and private cloud environment technology Working exposure on deploying application on virtual machine, VNF Working exposure on cloud native technology, container technology, CNF, Exposure to REST API Testing, Shell scripting preferred. Understanding of Test Automation Robo framework, Ansible, Experience in RestAPI testing. Experience with build integration tools such as Jenkins. Experience with code coverage tools. Experience with defect and agile management tools such as JIRA Education Qualifications: BTECH/MTECH degree in Computer Science or related field. Qualifications If you are passionate about technology, love personal growth and opportunity, come see what TNS is all about! TNS is an equal opportunity employer. TNS evaluates qualified applicants without regard to race, color, religion, gender, national origin, age, sexual orientation, gender identity or expression, protected veteran status, disability/handicap status or any other legally protected characteristic. Show more Show less

Location : Ahmedabad Experience : 3 – 7 Years No. Of Positions : 5 Qualifications : Bachelors or Bachelor in Computer Engineering Job Description Preferred Area of Expertise: ILD, NLD, ASR, ACD, SBC, CDR JOB RESPONSIBILITY Experience in handling ILD customer complaint issues such as ASR, ACD, Call failure, calling card Call Failure, FAS, no RBT, mute call, NLD/ILD roaming call failure, CLI issue, one-way audio etc. Initiation and effective management of Trouble Ticket (TT) through the closure, paying close attention to the SLA requirement and capturing all relevant. Routing the traffic for ILD carriers as per RA requirement. Checked Carrier wise performance Report, IP report & Band Width Utilization Report. Coordination with different carriers while new interconnection or active carriers. Monitoring of Soft Switch and take corrective action. Analysis of Hardware/Software related alarms in coordination with Vendor and resolve the issue. Daily analysis of ASR &ACD. Experience in various Protocols, e.g. SS7, SIP, SIGTRAN & H.323 etc. to diagnose any reason for call failures. Experience in Handling performance-based issues such as low ASR, low ACD, high PDD, and blocked circuits TECHNICAL/FUNCTIONAL SKILLS REQUIRED Experience on NMS, SBC-Genband, Dialogic-SBC, Sansay, a Billing server, or any other Soft switch and Media Gateways. Soft Skills Required Excellent analytical, problem-solving and technical troubleshooting skills Strong verbal and written communication skills; Ability to remain composed and professional in stressful, high-pressure situations Show more Show less

SUMMARY Field sales opening in Kolkata region in a leading MNC. Location: Kolkata / South 24 Parganas Salary: 15000 + upto 6k incentives Shift time: Day shift (9.30 am to 7 pm) Job details: -Visit minimum assigned outlets daily following a pre-determined route plan to maximize coverage. -Develop and maintain a thorough understanding of our product portfolio to effectively communicate features, benefits, and value to retailers. - Proactively engage with retailers to secure sales orders for our products, ensuring accurate order placement and fulfillment - Merchandising within each outlet to enhance product visibility, including warm and chilled display , and point-of-sale material placement. - Build and maintain strong relationships with retail partners to foster collaboration and ensure ongoing sales growth. - Accurately track and report daily sales activities, including outlet visits, orders generated, and merchandising efforts - Gather feedback from retailers regarding product performance, market trends, and competitive activities. - Ensure 6 days x 8 hours of market work in a week excluding holidays as per company norms - Visit minimum 50 assigned outlets daily following a pre-determined route plan to maximize coverage - Minimum 50% Productivity against the daily visited outlets - Achieve 175 physical cases of daily volume Requirements Work Type: Field Sales Business development executive Qualification: Any Undergraduate/Graduate fresher and experience both can apply Experience in field sales is preferred Two wheeler is mandatory 6 days working, 1 rotational week off Benefits - Incentive upto 6k - Day shift

Required Skills: Strong foundational knowledge of networking, including: TCP/IP, OSI model, Subnetting, DHCP, DNS, ARP, NAT/PAT Switching (VLANs, STP/RSTP/MSTP, LACP), Routing protocols, ACLs Wireless LAN, VoIP (SIP), VPN Familiarity with diagnostic tools like ping, traceroute, tcpdump, Wireshark Experience with Linux is a plus Prior technical support or NOC experience preferred --- If you're a graduate with a solid core in networking and a passion for solving real-world network issues, apply now to join one of the most innovative networking tech companies in the world. Show more Show less

We are seeking a highly skilled Senior Hardware and Network Engineer with expertise in networking, Cisco technologies, firewalls, desktop support, and cloud infrastructure. The ideal candidate will be responsible for designing, implementing, maintaining, and securing IT infrastructure while ensuring seamless hardware and network operations. Experience : Minimum 8yrs. Critical Skills & Personal Attributes : Network Infrastructure & Security: Design, configure, and maintain network infrastructure, including routers, switches, and access points. Manage and troubleshoot Cisco networking equipment (CCNA/CCNP level preferred). Implement and maintain firewall security policies (Fortinet, SOPHOS, Cisco, etc.). Monitor and optimize network performance, availability, and security. Configure and manage VPN, VLANs, and WAN/LAN connectivity. 2. IT Hardware & Desktop Support: Provide end-user support for desktops, laptops, and peripherals. Troubleshoot hardware and software issues related to Windows, Linux, and macOS environments. Handle system upgrades, patches, and OS deployments. Manage and maintain server hardware, storage, and backup solutions. 3. Cloud & Virtualization: Deploy and manage cloud solutions on AWS, Azure, or Google Cloud. Maintain virtualized environments using VMware, Hyper-V,. Support hybrid cloud infrastructure and cloud security best practices. 4. Security & Compliance: Implement cybersecurity best practices, endpoint protection, and anti-virus solutions. Ensure compliance with IT security standards (ISO 27001, etc.). Perform & mitigate network penetration testing and vulnerability assessments. 5. Documentation & Reporting: Maintain technical documentation, network diagrams, and configuration details. Generate reports on network performance, incidents, and security threats. Provide recommendations for hardware and software upgrades. Required Skills : 7+ years of experience in network engineering, IT support, and security Strong hands-on experience with Cisco networking (Routers, Switches, Firewalls and WIFI controller) Proficiency in firewall management (SOPHOS, Cisco, Fortinet, etc.) Knowledge of cloud platforms (AWS, Azure, GCP) and virtualization (VMware, Hyper-V) Strong troubleshooting skills for hardware, software, and network issues Experience with Active Directory, DNS, DHCP, VPN, and VoIP systems Ability to document network architecture and configurations effectively Preferred Skills (Good to Have): Certifications: CCNA, CCNP, MCSE/MCSA, AWS/Azure, CompTIA Security+, or CEH Add-On Knowledge of Linux administration Experience with network automation (Ansible, Terraform) Familiarity with Zero Trust Security models and endpoint security solutions Note : We are 6 days working in a week ( 9.00 am to 5.30 pm) Show more Show less

Add CandidatesAdvertise JobSetup StagesShare Job Job Details Description Exotel is a leading cloud communications company that empowers businesses to reimagine customer engagement. Our innovative solutions in CPaaS (Communications Platform as a Service), CCaaS (Contact Center as a Service), Chatbot technologies, and Generative AI enable organizations to deliver seamless, intelligent, and personalized experiences across channels. With a global footprint, Exotel partners with industry leaders to drive business transformation through cutting-edge technology. About the Role We are looking for an experienced Product Manager to own and manage voice & messaging components of the CPaaS Platform. The role involves active participation in product strategy, competitive analysis, market research and customer engagements. You’ll work with cross-functional teams to build products that cater to customer needs, fill gaps in the market and increase customer satisfaction. To be successful in this role, you should have a passion to create, disrupt and scale. You should have a proven track record of launching features/products across multiple release cycles. Your main responsibilities include gathering product requirements, creating roadmaps, prioritizing feature implementations, improving overall customer experience, and moving business metrics. Our ideal candidate needs to have a blended mix of growth mindset, entrepreneurial sense and immense empathy for customers & stakeholders. What will you do? Derive inputs from the overall product & organizational strategy to feed into the product roadmap Interact and coordinate with customers and customer-facing teams to gather and analyze customer requirements and market trends Create PRDs and provide all supporting artifacts like Wireframes, Design Documents and Business Case. Work with other PMs to create PRDs, prioritize them & drive agile shipping / execution across different charters. Monitor and measure success metrics of products and features Conduct research to identify customer needs and market gaps Create support and training documents for internal and external stakeholders What do we look for? Work experience of 4-5 years as a Product Manager. Prior technical experience is a must. Experience in writing clear and detailed requirement documents, user stories and strategic documents (Business Case, GTM, Pricing Plan, etc.) Hands-on experience with platform technologies, REST APIs and SDKs Knowledge of cloud telephony and/or Telecom products is a plus. Exposure to telephony protocols, ISDN, SIP, VoIP, WebRTC is a plus. Show more Show less

QA Automation & VoIP Engineer Location Experience : 3+ Years Joining : Immediate joiners or max 1-week notice preferred Job Summary: We are hiring a QA Automation Engineer with experience in VoIP systems and automation testing . This role involves testing backend systems, APIs, and VoIP protocols using tools and frameworks. The ideal candidate should be comfortable with both testing and development tasks and have hands-on experience with cloud telephony , VoIP components , and backend APIs . Key Responsibilities: Design and execute automation tests for VoIP and backend systems. Validate SIP, RTP , and HTTP-based communications . Work on VoIP tools like SBC, Kamailio, RTP Engine, FreeSWITCH, or Asterisk. Perform testing of REST APIs and microservices . Analyze SIP logs and troubleshoot VoIP call flow issues. Write automation scripts in Python or similar. Work in Unix/Linux environments and use databases like PostgreSQL, MongoDB, or Cassandra . Collaborate with developers and DevOps for end-to-end testing. Requirements: 3+ years in QA/Automation Testing . 2+ years working with VoIP protocols (SIP, RTP, IMS). Experience with HTTP, REST APIs, and microservices . Hands-on with Python automation or other scripting languages. Familiar with Unix/Linux systems . Basic knowledge of cloud telephony components. Good communication and team collaboration skills. Bonus Skills: Experience with Twilio . CI/CD exposure (e.g., Jenkins). Knowledge of call quality metrics. Show more Show less

Make an impact with NTT DATA Join a company that is pushing the boundaries of what is possible. We are renowned for our technical excellence and leading innovations, and for making a difference to our clients and society. Our workplace embraces diversity and inclusion – it’s a place where you can grow, belong and thrive. Your day at NTT DATA The Cross Technology Service Delivery Field Support Engineer (L1) is an entry level engineering role, responsible for providing a professional first-line remote and/or onsite technical support and field engineering service to clients by proactively identifying and resolving technical incidents and problems. Through pre-emptive service incident and resolution activities, this role restores service to clients by managing incidents and seeing them through to an effective resolution. The primary objective of this role is to ensure all requests, process events and resolution incidents result in zero missed Service Level Agreement (SLA) conditions. The Cross Technology Service Delivery Field Support Engineer (L1) is responsible for managing standard and low complexity incidents, conducting routine, repetitive tasks whilst using readily available information and following standard practices and procedures. What You'll Be Doing Key Responsibilities: Ensures that the assigned infrastructure at the client site is configured, installed, tested and operational. Ensures that any software that is part of the solution is installed and configured according to client requirements. Proactively identifies problems and errors as they occur and logs such incidents in a timely manner with the required level of detail. Liaises with all stakeholders including client IT environments, carriers and colleagues to expediate diagnosis of errors and problems and to identify a resolution. Investigates first line support calls assigned and identifies the root cause of incidents and problems following knowledge articles. Responds to and diagnoses all alerts, escalate to L2 Field Engineer when unable to resolve within the stipulated time. Ensures incidents are updated with progress and resolution details in a timely manner using the required platform. Ensures the efficient and comprehensive resolution of incidents and requests. Applies tools, techniques and processes to track, log, report on and correct configuration items, components and changes. Investigates problems in systems, processes and services and assists with the implementation of agreed remedies and preventative measures. Provide sfirst line remote and onsite technical support to clients. Provides first line field engineering services to clients. Reports and escalates issues to 3rd party vendors if necessary. Follows the required handover procedures for shift changes to ensure service continuity. Knowledge and Attributes: Good communicate skills, both verbal and written Ability to plan activities and projects well in advance, and take into account possible changing circumstances. Ability to maintain a positive outlook at work. Ability to work well in a pressurized environment. Ability to work hard and put in longer hours when it is necessary. Ability to apply active listening techniques such as paraphrasing the message to confirm understanding, probing for further relevant information and refraining from interrupting. Ability to adapt to changing circumstances. Ability to place client at the forefront of all interactions, understanding their requirements and creating a positive client experience throughout the total client journey. Academic Qualifications and Certifications: Bachelor's degree or equivalent in Information Technology or Computing or related field. Associate level certification in different Data Centre technologies such as Cisco, NetApp, EMC- Ex: CCNA (DC) etc. Associate level certification in different Networking technologies such as Cisco, Juniper, Aruba, F5, CCNA, JNCIA, ACMA etc. Collaboration certifications such as - Valid CCNA Certification required; Microsoft Voice certification (MS700 & MS720) advantageous; and Webex Calling certification advantageous. Required Experience: Entry level experience in Collaboration technologies such as Call managers, Voice Gateways, Call recording, Scripting, Messaging, VOIP, IP Telephony. Entry level experience in technical support to clients. Entry level experience in diagnosis and troubleshooting. Entry level experience providing remote support in Collaboration technologies. Entry level experience in relevant technology (Cisco and its product stack, SBC's such as AudioCodes and Oracle, CUBE's, Webex calling etc.). Entry level understanding of Network routing and switching. Workplace type: On-site Working About NTT DATA NTT DATA is a $30+ billion trusted global innovator of business and technology services. We serve 75% of the Fortune Global 100 and are committed to helping clients innovate, optimize and transform for long-term success. We invest over $3.6 billion each year in R&D to help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have diverse experts in more than 50 countries and a robust partner ecosystem of established and start-up companies. Our services include business and technology consulting, data and artificial intelligence, industry solutions, as well as the development, implementation and management of applications, infrastructure, and connectivity. We are also one of the leading providers of digital and AI infrastructure in the world. NTT DATA is part of NTT Group and headquartered in Tokyo. Equal Opportunity Employer NTT DATA is proud to be an Equal Opportunity Employer with a global culture that embraces diversity. We are committed to providing an environment free of unfair discrimination and harassment. We do not discriminate based on age, race, colour, gender, sexual orientation, religion, nationality, disability, pregnancy, marital status, veteran status, or any other protected category. Join our growing global team and accelerate your career with us. Apply today. Show more Show less

***Implementation Consultant (Telephony & Networking) - Contract Opportunity- 100% remote - India*** Our international IT Consulting client is looking for Implementation Consultant (Telephony & Networking) as below. Job Title: Implementation Consultant (Telephony & Networking) Contract: 12 Months + extension Engagement: Full-time Location: Remote (very rare travel) Work Time zones: APJ, EMEA or AMER Languages: English (Fluent) Start date: by July 2025 Key Responsibilities: Own and manage customer implementation, ensuring successful CCaaS deployment. Perform end-to-end Network and IP Telephony assessments , identifying bottlenecks and areas for improvement. Analyze Signaling and Media streams, execute Network diagnostics to troubleshoot Voice quality issues. Work closely with CPaaS vendors and Carrier partners to optimize voice connectivity. Act as the primary technical contact for customers during UAT and post-Go-Live . Develop best practice guidelines for customers on network configurations and VoIP optimizations. Assist with customer training on voice quality monitoring tools and configurations. Requirements: 5+ years of experience in VoIP, Telecom, and Networking domains. Strong knowledge of VoIP Protocols (SIP/SDP, RTP/RTCP) , Networking fundamentals (UDP/TCP/IP, DNS, MPLS), QoS ( latency, jitter, packet loss mitigation) and CCaaS platforms (e.g., Genesys, Five9, Amazon Connect). Hands-on experience with Session Border Controller (SBC), Media Servers and WebRTC. Hands-on experience with Network topologies, VPNs, IPSec, Firewalls, and NAT traversal for VoIP. Ability to collaborate with CPaaS vendors, Carrier partners, and Engineering teams . Strong troubleshooting skills, with experience using network monitoring and debugging tools . Excellent communication skills, with the ability to translate technical issues for non-technical stakeholders . Let's connect for more details, please apply on the job post or send me your most updated CV on jdabaas@redglobal.com Show more Show less

RED Global are working with a large customer based in India. Our customer is a large Business Enterprise providing core professional services. Project Details: Role: CCaaS Implementation Consultant Start date - ASAP Duration - 12 months initial contract + possible extension. Job Location: PAN India Capacity: 5 Days/Week Mode: Remote Language - Fluent English. Technical Requirements: Experience implementing voice and non-voice contact center platforms such as Genesys Engage, Amazon Connect, Cisco Webex Contact Center, RingCentral, etc. Solid understanding of voice protocols (TCP/IP, VOIP, UDP, SIP, RTP, SRTP, WebRTC, audio processing). Familiarity with CTI systems or voice recording solutions. Experience with VOIP, dialers, ACD, IVR, SBC. Knowledge of video conferencing, instant messaging, voicemail, DID, carriers, and SIP/VOIP technologies. Understanding of UCaaS and CPaaS platforms, cloud contact centers, integrations (e.g., MS Teams), and tools like Wireshark. Experience with CRM systems such as Salesforce Service Cloud, knowledge base systems, and customer portals. Background in telecom and call center integration, including SIP protocol and RTP packet handling. Proficiency in Groovy and JavaScript. If you are interested, please hit apply or send your CV to pdebnath@redglobal.com so I can arrange a call-back with you! Show more Show less

Sprinklr is a leading enterprise software company for all customer-facing functions. With advanced AI, Sprinklr's unified customer experience management (Unified-CXM) platform helps companies deliver human experiences to every customer, every time, across any modern channel. Headquartered in New York City with employees around the world, Sprinklr works with more than 1,000 of the world’s most valuable enterprises - global brands like Microsoft, P&G, Samsung and more than 50% of the Fortune 100. What Does Success Look Like? We are seeking a Lead VoIP Engineer to design and build high-performance modules within our Voice platform. You’ll work on the core telephony stack involving signaling, media processing, NAT traversal, and RTP relaying. This is a hands-on execution role ideal for engineers who love building, debugging, and optimizing real-time communication systems. Seniority Level: Lead Individual Contributor What You’ll Do: Implement core voice capabilities using FreeSWITCH, Kamailio/OpenSIPs, and RTPEngine. Build and optimize SIP call routing logic, RTP media relays , failover mechanisms, and NAT traversal. Develop and manage configurations for scalability, codec negotiation, SIP trunk registration . Implement and test features like call recording, IVR, voicemail, DTMF detection. Monitor live traffic and participate in 24x7 on-call rotation for critical escalations. Collaborate with QA on stress/load testing and with Backend teams on provisioning APIs. Document design decisions, configurations, and troubleshooting runbooks. What Makes You Qualified? 7+ years of experience building and operating VoIP systems or CPaaS platforms . Solid expertise with SIP signaling, RTP, and media relay techniques . Strong hands-on with FreeSWITCH, Kamailio/OpenSIPs, RTPEngine . Hands-on experience with Session Border Controller (SBC), Media Servers and WebRTC . Experience in managing telephony infrastructure for uptime, latency, and call quality optimization. Strong systems programming and debugging skills in C/C++ . Good scripting/debugging skills ( Bash, Python, or Lua for FreeSWITCH modules ). Proficiency with diagnostic tools ( Wireshark, tcpdump etc ). Experience working with geographically distributed infrastructure or HA deployments. Show more Show less

Role**: C /C++ Programming Required Technical Skill Set: C, C++ and Network Protocols(specifically WEBRTC,VOIP,SIP) Desired Experience Range: 06 - 10 yrs Notice Period: Immediate to 30Days only Location of Requirement: Hyderabad/Pune We are currently planning to do a Virtual Interview Job Description: Must-Have** (Ideally should not be more than 3-5) In depth knowledge of C/C++ and evidence of exposure to other languages, extensions, and paradigms [Required] Working Knowledge on TURN/STUN protocol, good understanding of NAT networks Prior knowledge of ITS, session manager or any trading platforms, any telephony platform [Nice to have] Strong SIP. WEBRTC and service development experience on windows and Linux OS. working knowledge of designing SIP call flows working experience of built real time voice service clients. working knowledge of CI/CD pipeline and source control tools like SVN/Git Jira and Agile Development using Scrum Show more Show less

CCaaS Implementation Consultant/Voice Engineer On behalf of our global client, we’re currently looking for a CCaaS Implementation Consultant/Voice Engineer. Role: CCaaS Implementation Consultant/Voice Engineer Location: Remote Capacity: 5 days a week; 8h a day Length of the project: 3+ years with initial 12 months contract Language: English Requirement: 2+ Years of experience deploying Voice and Non Voice Contact center applications like Gensys Engage, Amazon Connect, Cisco Webex Contact Center, Ring Central etc. Good Knowledge of Voice protocols like TCP/IP, VOIP, UDP, SIP, RTP, SRTP, WebRTC, audio processing Should have knowledge in CTI or Voice recording products Experience on VOIP, Dialer, ACD , IVR, SBC Exposure and understanding of video conferencing, IM, Voicemail, DID, carriers, knowledge of VOIP and SIP. Knowledge of UCaaS, CPaaS platform, cloud, Contact center, Integrations like MS teams, and analysis tools like Wireshark, etc. Familiar with Salesforce Service Cloud or similar CRM systems, KB systems, and Customer portals for case management Experience with telecom, call center integration, and VoIP, including developing and deploying code that directly interacts with SIP protocols, rtp packets, and the like. Have experience in Groovy and Javascript If you are interested and available, please send your CV for immediate consideration. Anastasia Demciucena (ademciucena@redglobal.com) Show more Show less

Responsibilities > Work in 24x7 environment >Support Cisco Unified Communications (UC) platforms, including Cisco Unified Communications Manager (CUCM), Cisco Unity Connection (CUC), Expressway C & E, and Cisco Unified Border Element (CUBE), ensuring high availability and seamless call control across enterprise networks. >Manage Webex Calling Multi-Tenant environments via Webex Control Hub, including number management, location-based routing, PSTN integration (via Local Gateway/CUBE), and emergency call configurations. Support operations on User provisioning, features like hunt group, Auto attendant, and shared lines Configure SIP endpoints and trunks on Cisco CUBE, CUCM, Webex Calling, and AudioCodes SBCs for seamless interoperability with service providers and cloud communication platforms. Develop and maintain Webex API integrations using Cisco Webex REST APIs to automate user provisioning, de-provisioning, and system monitoring. Utilize tools like Postman and Webex Integration Guides for testing and documentation. Troubleshoot call quality issues including echo, jitter, and media path inconsistencies using tools such as syslog, CDRs, and SIP debuggers. Support AudioCodes Mediant SBCs (500, 800, VE, etc.) in enterprise and hybrid environments, including secure configuration for SIP trunking, routing policies, and media negotiation. KPI Reporting preparation and publishing to stakeholders Define Work procedure documentation to keep the day to day activities on live Work for continuous improvement to meet customer expectations. Experience / knowledge 2 to 6 Years of experience Deploy, configure, and support Cisco Unified Communications platforms, including: Cisco Unified Communications Manager (CUCM), CUC, Expressway C & E, CUBE Experience with Webex Calling Multi-Tenant provisioning, number management, and dial plan configuration via Webex Control Hub. Knowledge of location-based call routing, PSTN connectivity (Local Gateway/CUBE), and emergency call routing setup. Proficient in managing user provisioning, calling behavior, hunt groups, auto-attendants, and shared line appearance. Familiarity with analytics & reporting tools within Webex Control Hub for call usage and troubleshooting. Experience with configuring SIP on Cisco CUBE, CUCM, Webex Calling, and AudioCodes SBC Strong understanding of SIP signaling, call setup/teardown, and call flow analysis. Experience working with Cisco Webex REST APIs for automating user provisioning, deletion Knowledge of Webex Integration Guides, Postman, and API documentation tools Experience with AudioCodes Mediant SBCs (500, 800, VE, etc.) in enterprise Ability to integrate AudioCodes SBC with cloud UC platforms like Webex Calling Hands-on with call quality troubleshooting, echo, jitter, and media path diagnostics Experience deploying and managing AudioCodes Virtual Edition SBCs (VE) on AWS EC2 instances. Knowledge of VPC, security groups, Elastic IPs, NAT gateways, and load balancers for VoIP infrastructure. Strong understanding of DMZ network architecture and its role in UC and SBC deployments

Deliver service and support to end-users using and operating automated call distribution phone software, via remote connection Interact with customers to provide and process information in response to inquiries, concerns, and requests about products and services. Gather customers information and determine the issue by evaluating and analyzing the symptoms Diagnose and resolve Technical hardware and software issues Installing software Troubleshoot application issues like IE, java etc. Troubleshoot internet connectivity, troubleshoot email clients, VPN, Printer troubleshooting VoIP and more Accurately process and record call transactions using a computer and designated tracking software Offer alternative solutions where appropriate with the objective of retaining customers Possesses, acquires, and maintains the technical/professional expertise required to do the job effectively and to create effective customer solutions. Technical/professional expertise is demonstrated through problem solving, applying technical knowledge, and product and service management for the functional area.

Job Title: Technical Support Engineer( Unified Communication) Location: Bangalore Experience: 3-8 Years Job Description: We are seeking a Technical Support Engineer (Tier 2/3) with experience in Unified Communications (UC), SIP, VoIP, and Contact Center solutions. The ideal candidate will be responsible for handling escalated technical issues, troubleshooting complex problems, and providing expert-level support to enterprise customers and partners. Key Responsibilities: Escalation Handling: Provide Tier 2/3 support for UC and Contact Center solutions, assisting Tier 2 engineers with advanced troubleshooting. Technical Troubleshooting: Diagnose and resolve complex issues related to SIP, RTP, VoIP, UC applications, and call routing. Packet Analysis & Debugging: Utilize tools like Wireshark, SIP tracing, and logs analysis to identify and resolve technical problems. Lab Replication: Reproduce customer issues in a test environment to validate solutions and escalate to R&D if necessary. Customer Interaction: Engage partners on escalated cases, providing clear technical resolutions. Documentation & Knowledge Sharing: Contribute to internal knowledge bases, write technical articles, and mentor junior engineers. Collaboration: Work closely with cross-functional teams, including development, product management, and global support teams, to drive issue resolution. Process Adherence Maintaining KPI s and desired SLA s Shift Open for 24x7 shift work . Required Skills: 5 7 years of experience in technical support or engineering roles within the Unified Communications or Contact Center domain. Strong understanding of SIP, RTP, VoIP, SBCs, and telephony protocols. Hands-on experience with Unified Communications platforms (Cisco, Avaya, Microsoft Teams, Zoom, or equivalent). Familiarity with VoIP troubleshooting tools (Wireshark, SIP logs, syslogs, etc.). Good knowledge of Linux, Windows Server environments, networking (TCP/IP, DNS, firewalls), and cloud-based UC deployments. Exposure to Contact Center solutions (Genesys, Avaya, Cisco UCCE, NICE, etc.) is a plus. Preferred Qualifications: Certifications like CCNA/CCNP/CCVP Collaboration, ACIS/ACSS (Avaya), MCSE (Microsoft Teams), or equivalent are a plus. Experience working with PBX systems, SIP trunks, and voice gateways. Knowledge of APIs, integrations, or automation in UC environments is beneficial.