10 Sctp Jobs

10+ years of experience in Object-Oriented Analysis, Design and Development using Java/J2EE Experience in Cloud native technologies (micro services) Experience using Agile development process Experience using Kubernetes and Docker based framework Experience with networking protocol or networking software development. Ability and exposure to work directly from specification like IETF RFCs and 3GPPP TSs. Multi-threaded and Multi-processor Application Design on Linux platform Experience developing highly concurrent/high throughput software Experience developing highly available/redundant software Ability to multi-task and handle changing priorities. Experience in deploying software in large telecom environment. Experience with standard development tools is required. Knowledge of software development methodology, build tools and product life cycle. Excellent team skills, can-do attitude, focus on quality and drive to make a difference in a dynamic, fast paced organization. Knowledge and/or experience in one or more of the following is preferred: Network Programming, TCP/IP, SCTP/IP, IP multimedia Subsystem (IMS) and LTE Network Performance Monitoring Ability to work with geographically dispersed teams Working experience in following technologies are preferred: Java/J2EE, XML, REST, Oracle JET (OJET), Oracle DB, MySQL DB, Perl Scripts, Linux, Bash scripting, RPMs, Web Services, Docker, Kubernetes, Microservices, Spring Boot, Micronaut, Ansible, Puppet, Chef, IoT, Cloud, NFV Main Responsibilities: Design, develop, and test Oracle 5G application software using cloud native principles and Java/J2EE on Linux platform. Provide technical leadership to offshore development team. Review escalated field issues. Review and write root-cause analysis documents for field issues if necessary. Participate in software design and design discussions to improve the software performance, maintainability, serviceability, and reliability

As a Test Lead in the Subscriber Signaling and Policy (SSP) team at Nokia, you will play a critical role in ensuring the quality and reliability of our high-traffic, large-scale telecom products. You will oversee system testing across functional and non-functional areas, working closely with cross-functional teams to deliver top-notch solutions. Your expertise in test automation and end-to-end product validation will be essential in advancing our cloud-based technologies, with an emphasis on Kubernetes and Python scripting. You have: Bachelor's degree in Electronics, Computer Science, or related fields. 6+ years of software testing experience in telecom-grade products with functional and non-functional testing. Knowledge of cloud technologies and Kubernetes (K8s), along with Python scripting skills. Familiarity with 4G/5G core technologies and understanding of key telecom standards and components. Proficiency in protocols such as Diameter, HTTP2, JSON, RestAPI, SCTP, and TCP. Experience with Linux, VMware, OpenStack, and cloud-native architectures. It would be nice if you also had: Expertise in automation frameworks and test management tools like Jira, Jenkins, and Bamboo. Experience with customer engagement for understanding deployments and serviceability use cases. Assist end-to-end system testing for high-traffic, large-scale distributed systems and client-server architectures. Develop and implement test automation strategies to enhance product validation efficiency. Integrate and verify software/system components based on innovative technical solutions. Conduct performance and robustness testing to ensure telecom-grade product reliability. Provide technical leadership and mentorship for junior team members in testing methodologies.

Development experience in 5G along with 3G/4G core network on AUSF, UDM, UDR, HSS, HLR Proficient in C++ programming on Linux with multithreading, IPC etc. Very good in TCP/IP, SCTP, TLS and HTTPv2 Extensive experience with cloud native solution development using Docker and Kubernetes and its networking Code coverage using gcov and profiling using Coverity Development testing using Robot and Python Exposure to LDAP, DBMS, microservices /REST APIs using GRPC be added advantage Skills (competencies)

About This Role: We are looking for a skilled and motivated VAS Engineer to join our team in Bengaluru , supporting Ericssons Value Added Services and related support systems across GSM (2G, 3G, 4G) networks. You will play a critical role in ensuring high availability, performance, and reliability of VAS infrastructure while supporting both planned and unplanned network operations. Handling VAS Operations and maintaining service availability for VAS nodes with proper work focus for Alarm handling, support Hardware/software/configuration related issues, configuration of all Nodes pertaining to VAS domains and emergency handling/outage Support for VAS and IMS nodes/products/network! Key Responsibilities: Ensure smooth and uninterrupted operation of GSM and TCP/IP-based services Administer and manage VAS platforms and support systems. Conduct regular preventive and corrective maintenance of network systems. Execute and plan scheduled maintenance activities such as health checks and backups . Participate in problem management , escalation handling , and CSR follow-ups . Collaborate with cross-functional teams for configuration, troubleshooting, and optimization of VAS network elements. Deliver operational support for Mobile GSM networks including 2G, 3G, and 4G technologies. Required Skills & Competencies: Solid understanding and hands-on experience in: GSM , SS7 , Sigtran TCP/IP , SCCP , SCTP IMS , Diameter protocol Strong problem-solving skills and ability to work under pressure. Proficiency in troubleshooting and root cause analysis. Exposure to Ericsson platforms and tools will be an added advantage. Qualifications: Education: B.E / B.Tech. in Electronics & Communication or a related field. Experience: 4 to 8 years in VAS support and mobile core network operations. Why Join Ericsson? At Ericsson, we believe in innovation, collaboration, and fostering a culture of excellence. You will work with cutting-edge technologies and have the opportunity to contribute to next-generation network solutions that transform industries and society.

Ericsson OCS Support Engineer Chennai - Guindy, India Operations 16873 Overview 1. 24/7 support Operation and Maintenance of Ericsson IN/OCS and handling Business Configurations. 2. L2 operations support to Ericsson IN/OCS for the nodes OCC, CCN, SDP, ECMS, NgCRS, NgVS, AIR. 3. Responsible for analysis and solving prepaid call related issues. 4. Responsible for daily health check-up of IN/OCS system. 5. Provide application support during server upgrades. 6. Provide support to NOC team and Ericsson team during outages/Service effect. 7. Analysis of various IN/OCS reports and prepare revenue related reports. 8. TCP DUMP analysis using wireshark. 9. Maintenance of CDR flow, CDR transfer between various IN/OCS Nodes, has to keep track of CDR Duplication or CDR Loss 10. Signalling link configuration, GT Routing. Responsibilities 1. 24/7 support Operation and Maintenance of Ericsson IN/OCS and handling Business Configurations. 2. L2 operations support to Ericsson IN/OCS for the nodes OCC, CCN, SDP, ECMS, NgCRS, NgVS, AIR. 3. Responsible for analysis and solving prepaid call related issues. 4. Responsible for daily health check-up of IN/OCS system. 5. Provide application support during server upgrades. 6. Provide support to NOC team and Ericsson team during outages/Service effect. 7. Analysis of various IN/OCS reports and prepare revenue related reports. 8. TCP DUMP analysis using wireshark. 9. Maintenance of CDR flow, CDR transfer between various IN/OCS Nodes, has to keep track of CDR Duplication or CDR Loss 10. Signalling link configuration, GT Routing. Requirements 1. Flexible to work in night shifts and Handling Oncall for 24/7 support. 2. Should have Operation and Support experience in all Ericsson OCS nodes (OCC, CCN, SDP, ECMS, NgCRS, NgVS, AIR) 3. Knowledge of Business Configuration in Ericsson IN/OCS 3. Must have experience in debugging/troubleshooting the traces using wireshark. 4. Should have knowledge in Prepaid call flows. 5. Knowledge Diameter,SIP, TCP/IP, MAP, SMPP, SCCP, MTP. 6. Experience in Linux, Shell Scripting. 7. Experience in SLA/KPIs. 8. Strong Written & Communication skills 9. Python is Added Advantage.

Job Title Analyze L7 Security Gateway ITG Environment & Setup Experience 8-10 Years Location Bangalore : Analyze L7 Security GatewayITG Environment & Setup Understand existing UID setup Onboard to CP OKTA and modify SAML metadata and config to integration with CP OKTA Testing CP OKTAfor external user Testing WF OKTA for internal user UAT MTP Hypercare Certifications Needed: NA Skills PRIMARY COMPETENCY Information Security PRIMARY Security Design & Integration PRIMARY PERCENTAGE 60 SECONDARY COMPETENCY Information Security SECONDARY Identity & Access Management SECONDARY PERCENTAGE 40

Experience: 10+ years in telecom project management, preferably in 4G/5G RAN deployment. Strong knowledge of 2G ,LTE, 5G NR, RAN architecture, and network planning. Project Management Proven track record in handling large-scale telecom projects.

The suitable candidate will be an excellent addition to our team of global Core Solutions Engineers. The opportunity with this position is to provide advanced skills in the areas of IP V4/V6, Fire Walls, Cloud Core technologies, based on Nokia NCS/NCP/OCP with a focus on design/deploy/integrate SDM and troubleshoot complex issues in a lab environment in real-time. HOW YOU WILL CONTRIBUTE AND WHAT YOU WILL LEARN Review 5G/4G Telco Cloud solutions requirements Contribute to Cloud Core solutions in a lab environment with a focus on one of the areas: Design/Deploy/Integrate and test SDL/PGW/SDLA/HSS/UDM. Configuration management, advanced troubleshooting and operational support is essential. Architecture and Implementation of a large-scale IP network for Data Centers with sound cyber security policies. Provide expert level competence in protocols:SIP, Diameter, LDAP, TCP/IP/SCTP, UDP, SOAP, HTTP2, SS7, M3UA, 5G Signaling Actively participate and resolve complex Cloud Core issues with advanced troubleshooting skills. Willing to learn new technologies and domain associated with telecommunications Advanced troubleshooting and debugging skills KEY SKILLS AND EXPERIENCE Minimum BS in Engineering A strong individual contributor with 5+ years of 5G/4G Core solutions Hands-on cloud core experience in design/deploy/integration of SDM. Or, Subscriber configuration management, operations and troubleshooting complex use cases Prior experience with design/deploy/integration of Network Functions in Nokia and RedHat Cloud Core solutions is a plus Strong experience and understanding of 4G,5G Cellular Networks (LTE, NR in Core domain) Expert level Certificates in Public Clouds/K8S would be plus Excellent Knowledge of 3gpp call flows of 5G/4G, IP routing and/or telco cloud solutions Strong analytical and debugging skills in troubleshooting of complex Telco Cloud Solutions Excellent Listening Skills Excellent verbal and written communication skills Self-motivated to learn the skills needed and get tasks completed efficiently and with high quality Proven excellent team player in a diverse team No Relocation HOW YOU WILL CONTRIBUTE AND WHAT YOU WILL LEARN Review 5G/4G Telco Cloud solutions requirements Contribute to Cloud Core solutions in a lab environment with a focus on one of the areas: Design/Deploy/Integrate and test SDL/PGW/SDLA/HSS/UDM. Configuration management, advanced troubleshooting and operational support is essential. Architecture and Implementation of a large-scale IP network for Data Centers with sound cyber security policies. Provide expert level competence in protocols:SIP, Diameter, LDAP, TCP/IP/SCTP, UDP, SOAP, HTTP2, SS7, M3UA, 5G Signaling Actively participate and resolve complex Cloud Core issues with advanced troubleshooting skills. Willing to learn new technologies and domain associated with telecommunications Advanced troubleshooting and debugging skills KEY SKILLS AND EXPERIENCE Minimum BS in Engineering A strong individual contributor with 5+ years of 5G/4G Core solutions Hands-on cloud core experience in design/deploy/integration of SDM. Or, Subscriber configuration management, operations and troubleshooting complex use cases Prior experience with design/deploy/integration of Network Functions in Nokia and RedHat Cloud Core solutions is a plus Strong experience and understanding of 4G,5G Cellular Networks (LTE, NR in Core domain) Expert level Certificates in Public Clouds/K8S would be plus Excellent Knowledge of 3gpp call flows of 5G/4G, IP routing and/or telco cloud solutions Strong analytical and debugging skills in troubleshooting of complex Telco Cloud Solutions Excellent Listening Skills Excellent verbal and written communication skills Self-motivated to learn the skills needed and get tasks completed efficiently and with high quality Proven excellent team player in a diverse team No Relocation

Job TitleSenior Engineer- Core Support LocationBengaluru Work EmploymentFull time DepartmentWireless DomainTesting Reporting toLead Engineer About Us: Tejas Networks is a global broadband, optical and wireless networking company, with a focus on technology, innovation and R&D. We design and manufacture high-performance wireline and wireless networking products for telecommunications service providers, internet service providers, utilities, defence and government entities in over 75 countries. Tejas has an extensive portfolio of leading-edge telecom products for building end-to-end telecom networks based on the latest technologies and global standards with IPR ownership. We are a part of the Tata Group, with Panatone Finvest Ltd. (a subsidiary of Tata Sons Pvt. Ltd.) being the majority shareholder. Tejas has a rich portfolio of patents and has shipped more than 900,000 systems across the globe with an uptime of 99.999%. Our product portfolio encompasses wireless technologies (4G/5G based on 3GPP and O-RAN standards), fiber broadband (GPON/XGS-PON), carrier-grade optical transmission (DWDM/OTN), packet switching and routing (Ethernet, PTN, IP/MPLS) and Direct-to-Mobile and Satellite-IoT communication platforms. Our unified network management suite simplifies network deployments and service implementation across all our products with advanced capabilities for predictive fault detection and resolution. As an R&D-driven company, we recognize that human intelligence is a core asset that drives the organization’s long-term success. Over 60% of our employees are in R&D, we are reshaping telecom networks, one innovation at a time. Why join Tejas: We are on a journey to connect the world with some of the most innovative products and solutions in the wireless and wireline optical networking domains. Would you like to be part of this journey and do something truly meaningful? Challenge yourself by working in Tejas’ fast-paced, autonomous learning environment and see your output and contributions become a part of live products worldwide. At Tejas, you will have the unique opportunity to work with cutting-edge technologies, alongside some of the industry’s brightest minds. From 5G to DWDM/ OTN, Switching and Routing, we work on technologies and solutions that create a connected society. Our solutions power over 500 networks across 75+ countries worldwide, and we’re constantly pushing boundaries to achieve more. If you thrive on taking ownership, have a passion for learning and enjoy challenging the status quo, we want to hear from you! Who we are This team is responsible for Platform and software validation for the entire product portfolio. They will develop automation Framework for the entire product portfolio. Team will develop and deliver customer documentation and training solutions. Compliance with technical certifications such as TL9000 and TSEC is essential for ensuring industry standards and regulatory requirements are met. Team works closely with PLM, HW and SW architects, sales and customer account teams to innovate and develop network deployment strategy for a broad spectrum of networking products and software solutions. As part of this team, you will get an opportunity to validate, demonstrate and influence new technologies to shape future optical, routing, fiber broadband and wireless networks. What you work: Worked in Packet core nodes MME, SGW, PGW in support and integration role. Troubleshoot and resolve issues related to LTE core network operations, including connectivity, signaling, and performance problems. Develop and execute test plans to validate the functionality of LTE core network elements. Monitor and troubleshoot network performance, identifying and resolving issues promptly to minimize downtime Collaborate with other IT teams to integrate network solutions with existing systems and applications. Maintain and update network documentation, including diagrams, configurations, and inventory. Mandatory skills: BE/B.Tech./M.Tech. (EC/EE/CS) Degree with 3+ yrs. Knowledge of Packet core 2G,3G & 4G (VOLTE) technologies Worked in Packet core nodes MME, SGW, PGW in support and integration role. Excellent troubleshooting & trace analysis skills of interface S1C, S1U, Sgi, S5 and S11. Desired skills: Knowledge of Packet core 2G,3G & 4G (VOLTE) technologies Good understanding of IP communication. Good understanding of SCTP and TCP protocol. Good understanding of basic IP communication. Preferred Qualifications Experience: 3 to 6 years’ experience from Telecommunication or Networking background. Education Tech/BE (CSE/ECE/EEE/IS) or any other equivalent degree Diversity and Inclusion Statement : Tejas Networks is an equal opportunity employer. We celebrate diversity and are committed to creating all-inclusive environment for all employees. We welcome applicants of all backgrounds regardless of race color, religion, gender, sexual orientation, age or veteran status. Our goal is to build a workforce that reflects the diverse communities we serve and to ensure every employee feels valued and respected.

Job TitleLead Engineer- Core Support LocationBengaluru Work EmploymentFull time DepartmentWireless DomainTesting Reporting toStaff Engineer About Us: Tejas Networks is a global broadband, optical and wireless networking company, with a focus on technology, innovation and R&D. We design and manufacture high-performance wireline and wireless networking products for telecommunications service providers, internet service providers, utilities, defence and government entities in over 75 countries. Tejas has an extensive portfolio of leading-edge telecom products for building end-to-end telecom networks based on the latest technologies and global standards with IPR ownership. We are a part of the Tata Group, with Panatone Finvest Ltd. (a subsidiary of Tata Sons Pvt. Ltd.) being the majority shareholder. Tejas has a rich portfolio of patents and has shipped more than 900,000 systems across the globe with an uptime of 99.999%. Our product portfolio encompasses wireless technologies (4G/5G based on 3GPP and O-RAN standards), fiber broadband (GPON/XGS-PON), carrier-grade optical transmission (DWDM/OTN), packet switching and routing (Ethernet, PTN, IP/MPLS) and Direct-to-Mobile and Satellite-IoT communication platforms. Our unified network management suite simplifies network deployments and service implementation across all our products with advanced capabilities for predictive fault detection and resolution. As an R&D-driven company, we recognize that human intelligence is a core asset that drives the organization’s long-term success. Over 60% of our employees are in R&D, we are reshaping telecom networks, one innovation at a time. Why join Tejas: We are on a journey to connect the world with some of the most innovative products and solutions in the wireless and wireline optical networking domains. Would you like to be part of this journey and do something truly meaningful? Challenge yourself by working in Tejas’ fast-paced, autonomous learning environment and see your output and contributions become a part of live products worldwide. At Tejas, you will have the unique opportunity to work with cutting-edge technologies, alongside some of the industry’s brightest minds. From 5G to DWDM/ OTN, Switching and Routing, we work on technologies and solutions that create a connected society. Our solutions power over 500 networks across 75+ countries worldwide, and we’re constantly pushing boundaries to achieve more. If you thrive on taking ownership, have a passion for learning and enjoy challenging the status quo, we want to hear from you! Who we are This team is responsible for Platform and software validation for the entire product portfolio. They will develop automation Framework for the entire product portfolio. Team will develop and deliver customer documentation and training solutions. Compliance with technical certifications such as TL9000 and TSEC is essential for ensuring industry standards and regulatory requirements are met. Team works closely with PLM, HW and SW architects, sales and customer account teams to innovate and develop network deployment strategy for a broad spectrum of networking products and software solutions. As part of this team, you will get an opportunity to validate, demonstrate and influence new technologies to shape future optical, routing, fiber broadband and wireless networks. What you work: Worked in Packet core nodes MME, SGW, PGW in support and integration role. Troubleshoot and resolve issues related to LTE core network operations, including connectivity, signaling, and performance problems. Develop and execute test plans to validate the functionality of LTE core network elements. Monitor and troubleshoot network performance, identifying and resolving issues promptly to minimize downtime Collaborate with other IT teams to integrate network solutions with existing systems and applications. Maintain and update network documentation, including diagrams, configurations, and inventory. Mandatory skills: BE/B.Tech./M.Tech. (EC/EE/CS) Degree with 6+ yrs. Knowledge of Packet core 2G,3G & 4G (VOLTE) technologies Worked in Packet core nodes MME, SGW, PGW in support and integration role. Excellent troubleshooting & trace analysis skills of interface S1C, S1U, Sgi, S5 and S11. Desired skills: Knowledge of Packet core 2G,3G & 4G (VOLTE) technologies Good understanding of IP communication. Good understanding of SCTP and TCP protocol. Good understanding of basic IP communication. Preferred Qualifications Experience: 6 to 10 years’ experience from Telecommunication or Networking background. Education Tech/BE (CSE/ECE/EEE/IS) or any other equivalent degree Diversity and Inclusion Statement : Tejas Networks is an equal opportunity employer. We celebrate diversity and are committed to creating all-inclusive environment for all employees. We welcome applicants of all backgrounds regardless of race color, religion, gender, sexual orientation, age or veteran status. Our goal is to build a workforce that reflects the diverse communities we serve and to ensure every employee feels valued and respected.