We are seeking a highly skilled 5G Core Expert to join our dynamic team, driving the design, optimization, and support of cutting-edge Nokia 5G core networks. This role focuses on delivering exceptional network performance, resolving complex technical challenges, and collaborating with cross-functional teams to enhance Nokias 5G solutions. The ideal candidate will bring deep expertise in 5G Core architecture, protocols, and KPI optimization, with a customer-facing mindset and hands-on experience in network troubleshooting and capacity planning. You have: Graduate or Postgraduate in the Engineering stream . Minimum 12+ years of domain experience Extensive knowledge of Nokia 5G Core networks, including AMF, SMF, UPF, NSSF. Experience in the latest Nokia Products NCP, SDL & Blueprint, and Custom Apps. Expertise in 3GPP Signalling procedures & call flows. Experience in Nokia 5GC- network performance monitoring, KPI analysis, and optimization. Proficiency in network troubleshooting, tracing, and log analysis. Experience with cloud computing platforms and virtualization technologies VNFs & CNFs Perform health checks at the System and POD levels. Experience on probes and monitoring tools for tracing & KPI improvement Voice & Data Experience in incident impact analysis and network optimization. It would be nice if you also had: Ability to work in shifts to support global customer projects. Good collaboration, communication, and presentation skills. Proficient in English, MS Office & Power BI. Skilled in any of Kubernetes, Docker, AWS services, Scripting, and/or Python programming. Optimize 5G Core KPIs, identify bottlenecks, and perform E2E trace analysis using tools (e.g., Wireshark, RADCOM, NETSCOUT, Polystar, Traffica, Ribbon, etc.) Conduct System and POD-level Health Checks. Deep understanding of 5GC architecture, interfaces, and call flows (Registration & Authentication, Session & Mobility Management, Policy & Charging Control, Roaming & Interworking, High Availability, and Redundancy). Analysis of 5G Core protocols (NAS, NGAP, SCTP, GTP, HTTP/2, PFCP, Diameter, Paging). Knowledge of HLD, LLD design, MOP Validations, and necessary modifications. Conduct trace analysis using Wireshark (PCAPs) and analyze cause codes. Perform E2E tracing and call flow analysis, collect logs, PCMD, and analyze cause codes, reason headers, KPI trends, and come up with actionable insights. Interface with customers to resolve network issues and complaints. Assist in migration planning for live packet core networks. Define and optimize 5 G Core (5GC) parameters, timers, and policies. Provide network design, planning, and verification support. Perform network capacity planning and dimensioning. Support new feature testing and performance evaluations. Prepare and maintain technical documentation (network diagrams, configurations, procedures).
Nokias Network Services Platform (NSP) is the network automation platform of choice for the worlds most advanced communications service providers, and as a Senior Software Engineer on the Network Automation team, you'll leverage your expertise in Java/Spring Boot, J2EE, XML, microservices, Docker/Kubernetes, and NMS/EMS to design, develop, and deploy intelligent, carriergrade, cloudnative solutions that drive nextgeneration network automation and operations at scale. You have: Bachelors degree in computer science, Engineering or related field, with 4+ years of relevant experience Strong programming and debugging skills in Java, Golang, or Python Hands-on expertise with Spring Boot, RESTful APIs, and Docker/Kubernetes Proven ability to design and build scalable, high-performance, distributed systems, particularly in cloud environments Working knowledge of network management and protocols such as gNMI, NETCONF/YANG, RESTCONF, or SNMP It would be nice if you also have: Excellent verbal and written English communication skills Familiarity with IP networking and technologies such as TCP/IP, BGP, OSPF, MPLS, VPRN, or VPLS Experience with CI/CD pipelines and version control systems like Git, GitHub, or GitLab Work with cross-functional agile teams in designing and developing innovative solutions to solve complex problems. Collaborate closely with product managers and stakeholders to refine technical requirements. Participate in architectural discussions to refine and optimize system designs for scalability and performance. Engage in hands-on coding and system design, ensuring high quality standards and best practices are maintained. Drive innovation by exploring new ideas, tools, and methodologies to enhance team performance and project outcomes. Contribute to challenging projects that push the boundaries of technology, working alongside some of the industry's brightest engineers. Mentoring junior engineers in the team.
As a Senior Technical Specialist, you will play a key role in developing and maintaining network management applications for optical transport technologies, ensuring efficient configuration, fault supervision, and performance monitoring. You will leverage your expertise in data science and machine learning to enhance network management capabilities, applying advanced models and feature engineering techniques. With strong proficiency in Python, Java, GoLang, and cloud-based technologies, you will drive innovation, optimize performance, and enable seamless deployments through CI/CD pipelines. Your adaptability and leadership will help mentor junior developers, foster collaboration, and navigate the fast-paced, evolving landscape of optical network management. This role offers the opportunity to make a significant impact on global deployments while continuously learning and growing in a cutting-edge technological environment. You have: Bachelors degree or equivalent, with 7 to 12 years of experience as a Data Scientist. Analyze data and apply appropriate models (univariate, multivariate). Expertise in various learning models, including supervised, unsupervised, and different neural network variations. Proficient in applying probabilistic and stochastic models to different datasets and performing feature engineering for various models. Stay up to date with the capabilities and limitations of different models and distinguish between real-time and batch processing needs. Strong domain knowledge or the ability to learn the Optical Transport domain for effective feature engineering. It would be nice if you also had: Proficiency in NumPy, Pandas, PyTorch, SciPy, Keras, TensorFlow, GoLang, and corresponding packages for Java and Python, as well as various Time Series databases. Ability to differentiate between Proof-of-Concept mode and deployment for small- and large-scale data using CI/CD pipelines. Adaptability to rapidly evolving technology and tools, with a proven ability to learn quickly. Network Management of Optics Division products, including Photonic/WDM, Optical Transport, and SDH/SONET. Optics Network Management applications provide users with control over the network, including configuration (infrastructure, end-to-end services), fault supervision, and performance monitoring. These applications interface with various Network Elements, provide a user-friendly graphical interface, and implement algorithms and functions to facilitate network management and reduce OPEX. Optics Network Management applications are deployed worldwide in hundreds of installations, serving both large enterprises and small customers. The Software Development Engineer for Optics Network Management will be part of the development team, contributing to new developments and maintaining applications to enhance functionality and customer satisfaction.
As a Technical Specialist in the validation team, you will play a crucial role in testing and automating optical network solutions, ensuring smooth integration across design, provisioning, and management. You will develop and execute comprehensive test plans for optical network design tools, working with real network elements and simulators. Your expertise in DWDM, CWDM, SONET, OTN, Ethernet, and IP will support fault analysis, performance validation, and robust automation using Python, Java, and SQL. You will collaborate with cross-functional teams in an Agile setup, leveraging tools like Jenkins, Ansible, and Jira to drive testing efficiency. A proactive, results-driven approach and strong skills in automation testing and optical network planning tools will be essential for success in this role. You have: Bachelors degree with 2-8 years of experience. Knowledge of programming skills in Python and SQL. Experience working with DWDM, CWDM, SONET, OTN, Ethernet, IP, and GMPLS. Knowledge of Software Tools like Jenkins, Ansible and MS Office. It would be nice if you also had: Proficient in working with advanced optical components such as ROADM, OXC, EDFA, Raman amplifiers, and OEO. Contribute to high-performance network design and validation. Hands-on experience in testing both web-based and client-server applications, ensuring robust functionality and user experience across platforms. Use the Network Manager to create services and upload data from the deployed network. Develop detailed test plans for an optical network design tool that interacts with network elements and operations support systems. Demonstrate a deep understanding of the performance limitations of DWDM systems, transmission properties, and network impairments such as OSNR and PMD. Perform fault analysis to aid in the prioritization of test combinations, ensuring a minimal set of tests that provide optimal coverage. Focus on the implementation of automation scripts for all test cases using Python. Execute tests both manually and through automated scripts. Possess hands-on experience with optical network planning tools. Collaborate with cross-functional teams to ensure quality and performance standards are met.
Family Description Finance (FI) comprises all finance and control activities, external and internal reporting, and capital allocation processes. Provides services in the area of financial planning, accounting, controlling, reporting, performance management, tax, investor relations, treasury, and mergers and acquisitions. Subfamily Description Customer & Project Controlling (CPC) comprises the strategic business controlling to drive market / customer / project financial performance. Covers provision of decision support to sales and project teams including customer business case support and analysis. Contains financial planning, reporting, and analysis for customer / project organization. Good skills in ERP, IFRS and RRB policy Good knowledge of the Nokia business and business drivers Good skills in Corporate processes and tools Ability to work precisely and independently, checking his/her work before finalization/upload Conscientious and efficient in meeting commitments and deadlines Analytics Finance Tools & Processes Financial Accounting & Reporting Financial Planning and Forecasting Critical Thinking Problem Solving Collaboration Skills Responsible to set up and maintain projects in ERP system. Supports PM/PMO organization to understand the accounting impacts in the project actuals and forecast. Assess changes in accounting treatment of projects in execution phase and prepares material for approval. Ensures project adherence to Revenue Recognition Board decisions. Responsible for the correctness of the actual reporting of sales, cost and balance sheet items for the assigned projects. Responsible to monitor and control the Project balance sheet and perform Netting exercise. Contributes in order backlog verification for the assigned project(s). Ensures compliance with Nokia accounting principles, reporting guidelines, processes, tools and internal controls within the project. Provides information to Internal and external auditors on project financials. Supports PM/PMO organization on Project Performance review trough insights on actual figures and accounting topics
We are part of the Product & Engineering, Subscriber Signaling and Policy - Registers team. We are focused on building our understanding in Subscriber Data Management, protocols, latest cloud & SW technologies, and awareness of product aspects like performance/footprint, ease of use, robustness, security and the like. We are pragmatic in our approach & we believe that technologies should, at the end sub serve the cause of building great products. We try our best to look ahead and uncover opportunities. You have: 10+years Cloud Infrastructure (Openstack/VMware), & cloud native technologies Ready to digest 3GPP specifications and RFC's. Domain & Protocol knowledge in the areas of DIAMETER (including IMS, VoLTE interfaces) and Radius protocol knowledge. Work experience on test automation involving ROBOT framework. It would be nice if you also had: Strong analytical and debugging skills on Linux platform. Exposure to Agile development methodologies. Team Player, Self-motivated and able to work with little supervision Experience in - Cloud Infrastructure (OpenStack/VMware), & cloud native technologies Docker & Kubernetes, Helm, Ansible, Envoy/Istio. Proven exposure of protocol functional tests, automation and to performance/Load and Stress tests/tools. Python and shell scripting knowledge Core Network element knowledge is desired (e.g.: any of AAA, HSS, etc) Working knowledge on secure protocols ( TLS/DTLS/SSH ), Encryption methodology, Ciphers etc
The goal of the Radio Systems Researcher role is to develop novel, high-caliber, disruptive technologies for wireless communication and sensing, focusing on the physical layer, medium access layer, radio resource management and system design. The focus is on challenging industry problems that cannot be solved through technologies available today but require fundamentally different solutions with the potential to be realized in the longer term. The novel solutions are expected to result in the generation of intellectual property and technology transfer to business groups and standards organizations. The scope covers radio systems innovations in the medium term for 6G Day 1, as well as the long term, for the 6G era and beyond, with a special focus on the application of AI to wireless systems. You have: PhD in Electrical Engineering, Computer Science, or Mathematics 4+ years of experience in wireless technology research Broad knowledge of wireless industry trends Strong analytical and problem-solving skills Proven ability to conceive and execute research projects guiding to tangible results It would be nice if you also had: Experience with AI tools and models Strong track record of publications and patents Experience transferring research concepts to product development Curiosity to learn about and understand complex systems Conduct cutting-edge research on disruptive technologies for wireless communication, focusing on physical and medium access layers Develop innovative communication schemes tailored for non-traditional use cases, addressing future human needs Utilize AI techniques to propose and evaluate novel algorithms for performance optimization in wireless systems Perform system-level modeling and simulation of wireless communications across various frequency bands Generate intellectual property via patents and support the standardization of innovative concepts within industry forums Lead the development of proof-of-concept projects that transition research into actionable solutions Engage with cross-functional teams and stakeholders to adapt research findings for potential productization Present research outcomes and findings at conferences and in publications to disseminate knowledge and foster collaboration
As a R&D engineer in the Common Software Foundation team, you will contribute to delivering secure open-source components across various PaaS environments, including NCS, AWS, Azure, and GCP. In this role, you will enhance security by analyzing and prioritizing vulnerabilities in Rocky and Redhat OS, conducting scans, and implementing appropriate remediation. You will also work on developing and testing Rocky OS, leveraging expertise in microservices, containers, and CI/CD DevOps practices. Your proficiency in secure protocols, encryption methodologies, and vulnerability assessment tools will help strengthen system security. Additionally, you will contribute to SBOM generation, security design, and threat analysis, ensuring compliance with industry standards. You Have: Engineering Graduate or equivalent degree with 3-8 years of experience in Development and Testing, with expertise in Rocky and Redhat OS, and Python/Go/C++/Java programming Knowledge in messaging systems like RabbitMQ, Kafka. Hands-on experience with Microservices, Containers (Docker, Kubernetes, Helm), and CI/CD DevOps practices Proficient in secure protocols (TLS, SSH), encryption methodologies, and security hardening practices It would be nice if you also had: Understanding of Zero Trust architecture, compliance frameworks (NIST, CIS, ISO 27001), and experience with AI-driven security analytics tools Familiarity with tools like cloud-native security practices across AWS, Azure, and GCP and Nginx, Ingress Controller Skilled in vulnerability scanning, penetration tests, and using tools like Anchore, Tenable, and Nmap Analyses, designs, develops and tests products / services / improvements / bug resolutions for integrated hardware / software systems as per customers' requirements. Resolves customer trouble tickets. Diagnoses complex problems / issues and provides resolution or recommend corrective actions. Plans technical requirements from customers needs. Deliver Opensource components to products in Nokia.
You will be part of the Mobile Networks Radio Access Network Research & Development 5G Level 2 Software development team and responsible for User Plane Level 2 software development by specifying, developing, maintaining and testing Level 2 features and Software components in 5G technologies for Mobile Networks Radio Access Network products. In addition, you are expected to have expert programming skills with good hands-on experience in C++ programming and continuous focus for improved quality and operational excellence. You should have: Bachelor's degree or equivalent practical experience from 3 to 7 years Expertise in 5G User plane development Development experience in C/ C++ It would be nice if you also had: Good interpersonal skills and capability to work seamlessly in multi-site environment Ability to manage complex relationships Good analytical skills, architecture and design mindset. Familiar with "Artificial Intelligence/Machine Language" concepts/algorithms Responsible for Software design and development as part of Software teams in 5G Level 2 development Participate in reviews/inspection, workshop, technical task force and research groups in daily work. Fault analysis and correction of internal and customer issue Be familiar with software component level test process, usage of test tools and test equipments. Good debugging and problem solving ability (crash analysis, scenario based log analysis using interface logs like wireshark etc) Familiar with Software Version Handling. Real time Operating System experience.
In this R&D Architect role, youll lead architecture and subsystem design from the early stages, ensuring systems are robust, scalable, and performance-driven. You'll collaborate closely with cross-functional stakeholders to capture both functional and non-functional requirements, and translate business goals into innovative, cloud-native solutions. As a tech visionary, you'll recommend emerging technologies to boost product capabilities and design integrated software-hardware systems with a focus on compatibility and high performance. You'll drive critical design reviews, assess risks, validate technical choices, and act as a trusted advisor throughout the development lifecycle. Your guidance will empower development teams through mentorship and ensure alignment with architectural best practices. You Have: Bachelors or Master's Degree in Engineering (or equivalent degree) with minimum 12 years and 8+ years in solution design and software development Proven expertise in system architecture, cloud-native design, and microservices development using Java, Spring Boot, and containerization (Docker, Kubernetes) Hands-on experience with streaming technologies (Flink, Spark, or Storm), VNF-based applications on VMware/OpenStack, and tools like HELM, Minikube, Swagger Skilled in automation and CI/CD pipelines using Jenkins, Git, and monitoring/logging solutions including Prometheus, Grafana, and the EFK stack Strong track record of coaching engineers in agile environments and driving end-to-end technical excellence across complex, scalable systems It would be nice if you also had: Hands-on experience in installing and integrating products in complex, multi-vendor environments Expertise in DevOps practices and end-to-end deployment automation Lead architecture and subsystem design in early product phases, translating business goals and customer needs into scalable, cloud-native solutions. Collaborate with stakeholders to define and manage functional and non-functional requirements, ensuring alignment with overall product vision. Recommend and integrate emerging technologies to boost product capabilities while designing robust software/hardware systems for performance and compatibility. Drive design reviews, risk assessments, and technical validations while mentoring development teams and guiding architectural best practices
Nokia ONBU is looking for a Systems engineer that will represent the BU in the different standards bodies. The engineer is expected to drive and defend Nokia's preferred solutions in the forums. The engineer interacts with customers and competitors and other participants in the forums to achieve this. There would be a special focus on TAPI IETF/ACTN , Open Config and Open ROADM standards from the point of view of manageability and operations. You have: Bachelor/ master's degree in engineering / computer science. with 9- 15 years of experience in the telecom industry, dealing with Optics technologies. Knowledgeable in Network Management Systems, networking concepts, and related technologies. Hands-on experience including Problem definition, Design of the Solution and Interfaces. Hands-on experience on Object Modelling and abstraction. It would be nice if you also had: Detailed understanding of Optical Transport concepts, related technologies, and protocols Proficient in scripting/programming in Python and Java. Experienced in configuring and/or designing Network Management Systems in carrier networks Deep knowledge of the Optics domain covering L0 (Photonic) and L1 (Digital, Time Division Multiplexing) technologies. Significant understanding of the ITU-T and IETF base models for Optical transport. Significant understanding of Open Config, Open ROADM and TAPI and IETF/ACTN domain models. Knowledge of UML modelling tools and YANG Tools. Ability to edit and publish in the standards. Ability to absorb new tools that come along in future. Understand the data and object model of the product and interpret Standard definition/s into functional specifications for the product. To lead and educate members of the team in domain, design and architecture. Shape and lead effort of standards and industry specifications - with special emphasis on Optical NMS and manageability of the solution. Contribute to functional vision and strategy resulting from standardization consideration. Consistently interacts with key customers with senior experts on standardization-related topics. Participate in alignment and clarifying membership issues in Nokia. Influence standard / Open-source policies regionally under guidance.
As a Software Architect at Nokia, you will play a pivotal role in shaping our next-generation software solutions. Your expertise will be key in designing and implementing scalable applications within our cloud-native architecture, driving innovation through the use of technologies like Kubernetes, Docker, and Microservices. You will work closely with cross-functional teams, including business problem-solving and developers, to translate requirements into robust designs that meet high-performance, security, and non-functional standards. you have: 8+ years of experience in Software Architecture and Development. Bachelors degree or masters degree in computer science or equivalent streams. Expertise in Microservices using Java, Spring Boot, Spring Data/JPA/JOOQ and Scala. Proficiency in DevOps practices and CI/CD pipelines. It would be nice if you also had: Experience with database technologies, both SQL and NoSQL. Knowledge of Project management methodologies (SCRUM, Agile) Familiarity in cloud native architecture and developing large software applications using multiple technology stacks Proficiency in programming languages such as Java and Python. Design and develop Software Architecture and features to meet the required software specification, performance, Security and other Non-functional requirements Collaborate with business analysts and Software Architects to understand Requirement and Architecture specifications and subsequent feature development Conduct unit testing for software modulesand Interface and work with multi-site development teams.
In this role, you will ensure seamless processes from opportunity to invoice, focusing on supply readiness, risk management, and customer satisfaction. By optimizing working capital, enabling transparency for data-driven decisions, and ensuring compliant financial reporting, the team drives business success and value. You have: 10+ years of relevant experience with educational qualifications, such as a graduate or postgraduate degree, coupled with project management or operational experience. Proven ability to operate autonomously as a subject matter expert, analyzing and implementing solutions within and beyond own subject area. Experience in managing and influencing cross-functional and external stakeholders, including customers and vendors, with effective communication skills. Demonstrated ability to innovate and adapt in complex, changing business environments, carrying out specialized projects with measurable impact. Proven success in contributing to or leading the analysis, design, and implementation of policies, processes, and operational plans. It would be nice if you also had: Strong decision-making skills with the ability to prioritize and distill complex information into actionable plans. Cross-cultural awareness and a global mindset to navigate diverse environments and communicate effectively with senior leadership. Provide pre-sales support through early involvement in the offer-to-cash process to ensure operational readiness. Drive customer hardware demand planning and Market S&OP processes within assigned areas. Ensure accurate and timely order intake, revenue booking, and management across various business scenarios. Manage customer order execution, delivery to the customer site, and timely, accurate invoicing. Proactively mitigate supply and delivery risks to minimize business exposure, upport Market Services with optimized supply chain solutions and cost baseline accuracy for customer offers. Lead efficient Sales & Operations Execution processes across cross-functional teams. Oversee inventory management and contribute to cash and asset management, including invoice accuracy and NIR. Ensure compliance with SOX controls and drive timely execution, lead continuous improvement initiatives and manage customer/project escalations.
Join our dynamic Salesforce Platform team as a Salesforce Specialist, where youll work with members across many different countries in a primarily hybrid work environment. You will play a crucial role in enhancing our Salesforce ecosystem, focusing on Sales and Service Cloud applications. Your expertise will ensure robust data flow through effective integration designs while maintaining compliance with our policies. This role is essential in maximizing our Salesforce investment and streamlining operations to drive strategic impact across the organization. You have: Bachelor's degree in science or equivalent with 5+ years of experience Experience in Apex Programming, Visualforce Lightning Framework Salesforce APIs SOQL, OAuth RESTful Services, JavaScript It would be nice if you also had: Project Management Analytical Thinking Analyze business needs and translate them into effective Salesforce solutions. Troubleshoot system issues and provide timely resolutions for optimal performance. Optimize Salesforce performance by implementing best practices and enhancements. Manage data governance to ensure data integrity and compliance across systems. Stay updated on Salesforce trends and technologies to drive innovation in our processes. Communicate findings clearly with stakeholders to foster collaboration and alignment. Tackle challenging projects that directly enhance customer experience and drive growth. Play a key role in our digital transformation journey, delivering tangible business value.
Join us with your skills and experience as an Architect to design, develop, and maintain robust test automation frameworks for our Autonomous Network solutions. This includes Orchestration/fulfillment (FlowOne, CDPA, CDFF, NoRC), Assurance/NAC, Inventory (UIV, Discovery and Reconciliation), SSO/Security product suites (NIAM), and Analytics. You will work closely with development teams, product owners, and other stakeholders to understand requirements and translate them into practical, high-impact test strategies. You will champion best practices in test automation, driving continuous improvement and innovation within the testing lifecycle. If you have: Bachelor's degree in engineering/technology or equivalent with 9+ years of experience in software testing, with at least 5 years in a Test Architect or similar role for designing and implementing automated test frameworks. Practical Experience on software testing methodologies (Agile, Waterfall) and driving the full Software Testing Life Cycle (STLC). Experience with programming languages such as Java, JavaScript, Python, and scripting languages (Perl, Shell, etc.). It would be nice if you had: Good understanding of databases (Oracle, Postgres, MongoDB, MariaDB, Neo4j) and SQL. Exposure to Linux and containerization technologies (e.g., Docker, Kubernetes). Knowledge of testing in cloud environments (AWS, Azure, GCP) is a plus. Develop and maintain comprehensive test automation frameworks and strategies aligned with Agile methodologies and CI/CD pipelines. Design and implement automated tests covering various aspects of service functionality, including performance, security, scalability, reliability, and integration. Develop coding standards, procedures, and methodologies for automated testing, collaborating with other QA leaders and architects. Create detailed test plans that specify automation architecture, positive/negative testing techniques, and reporting mechanisms. Drive end-to-end test automation, aiming for zero manual testing and integrated status reporting. Work with service development and release engineering to integrate automated tests into the CI/CD flow. Act as a subject matter expert on test automation best practices and technologies. Troubleshoot and resolve complex testing issues. Stay current with the latest testing technologies and industry trends.
As a Verification Specialist, you will be designing, implementing, and executing integration, verification, and automation test strategies for Nokias Serving GPRS Support Node (SGSN)/Mobility Management Entity (MME) / Access & Mobility Management Function (AMF) product to ensure high-quality releases. Your job scope will include facilitating testbed topology changes to reflect customer deployment profiles and enable successful product testing. You will be required to develop or utilize existing tools and techniques to verify new product features. You have: 7+ years of Industry experience with B.E/B.Tech/M.Tech or equivalent degree. Experience in scripting (Python or Bash) for test automation. Understanding of 3GPP standards for 3G,4G, and 5G packet core networks. Experience inContinuous Integration/Delivery frameworks such as Jenkins and virtualization technologies (Kubernetes, OpenStack). Experience in Stress / Performance testing. It would be nice if you had: Understanding of Linux-based operating systems. Analytical, problem-solving solving and troubleshooting skills. Design, implement and execute integration, verification, and automation test strategies for the NOKIAs Serving GPRS Support Node (SGSN)/Mobility Management Entity (MME) / Access & Mobility Management Function (AMF) product (CMM), ensuring delivery of high-quality product releases. Assist in the implementation of changes to testbed topologies to assist the successful testing of product features and accurately reflect customer deployment profiles required to bring telecom products to the market. Utilize existing or will need to create new tools, techniques and strategies to verify the functionality of the newly introduced product features. Cooperate with technical experts to achieve the clear targets for the project.
As a Network Performance Optimization Expert Engineer. You will perform network performance, monitoring, and analysis by collecting and analyzing information, identifying the abnormalities from sources in the domain of the customer solution, diagnosing root causes of performance issues, and recommending improvement for optimization actions, QoS Optimization, parameter tuning, and SW Upgrades to meet contractual KPI targets. Find problems that were not identified during testing. You Have: Bachelors or masters degree in or related field with 14 + years of experience in Network Performance Optimization. Expertise in radio optimization for the latest SW/HW Release of Nokia 5G/4G and/or Samsung/Huawei 5G /4G Network. Experience in OEM-specific tools and products, including Nokia SRAN BTS, NetAct, and/or Samsung LSMR, USM. Experience in at least two RATs (5G & 4G) per OEM. End-to-end correlation across Radio, Access, IP, Transport, and Core domains.to improve Customer Experience, Service KPIs. Experience in spectrum refarming, 2G/3G sunset strategies, and post-optimization activities. Proficiency in data visualization & reporting tools (PowerPoint, Excel, Pivot Tables, Power BI). Experience in Radio Network Consolidation, ORAN, Cloud RAN, VRAN, Enterprise Networks, Private 5G, Massive MIMO, Network Slicing, MEC, and IoT Connectivity. It would be nice if you also had: Good understanding of Managed Services Processes. Good experience in delivering managed services projects for a multi-vendor environment. Act as the team lead and Single Point of Contact (SPOC) for respective domains and OEMs. Independently manage project deliverables, ensuring seamless execution. Interact with customers as a Subject Matter Expert (SME), providing technical insights. Perform traffic, capacity, and neighbour optimization to improve key network KPIs. Proactively optimize network performance to improve end-user experience. Identify and recommend new feature rollouts to enhance network performance. Perform carrier aggregation analysis for multi-carrier networks, ensuring optimal performance. Conduct analysis and optimization related to Umlaut (P3) & regulatory drive test (DT) benchmarking. Validate and optimize NPO tools (both in-house and third-party solutions). Collaborate with cross-functional teams (CM, PM, FM, OMS) to resolve open action items. Manage customer interactions for SLA KPIs, regulatory compliance, and benchmarking reports.
We are seeking a highly skilled 5G Core Expert to join our dynamic team, driving the design, optimization, and support of cutting-edge Nokia 5G core networks. This role focuses on delivering exceptional network performance, resolving complex technical challenges, and collaborating with cross-functional teams to enhance Nokias 5G solutions. The ideal candidate will bring deep expertise in 5G Core architecture, protocols, and KPI optimization, with a customer-facing mindset and hands-on experience in network troubleshooting and capacity planning. You have: Graduate or Postgraduate in the Engineering stream . Minimum 12+ years of domain experience Extensive knowledge of Nokia 5G Core networks, including AMF, SMF, UPF, NSSF. Experience in the latest Nokia Products NCP, SDL & Blueprint, and Custom Apps. Expertise in 3GPP Signalling procedures & call flows. Experience in Nokia 5GC- network performance monitoring, KPI analysis, and optimization. Proficiency in network troubleshooting, tracing, and log analysis. Experience with cloud computing platforms and virtualization technologies VNFs & CNFs Perform health checks at the System and POD levels. Experience on probes and monitoring tools for tracing & KPI improvement Voice & Data Experience in incident impact analysis and network optimization. It would be nice if you also had: Ability to work in shifts to support global customer projects. Good collaboration, communication, and presentation skills. Proficient in English, MS Office & Power BI. Skilled in any of Kubernetes, Docker, AWS services, Scripting, and/or Python programming. Optimize 5G Core KPIs, identify bottlenecks, and perform E2E trace analysis using tools (e.g., Wireshark, RADCOM, NETSCOUT, Polystar, Traffica, Ribbon, etc.) Conduct System and POD-level Health Checks. Deep understanding of 5GC architecture, interfaces, and call flows (Registration & Authentication, Session & Mobility Management, Policy & Charging Control, Roaming & Interworking, High Availability, and Redundancy). Analysis of 5G Core protocols (NAS, NGAP, SCTP, GTP, HTTP/2, PFCP, Diameter, Paging). Knowledge of HLD, LLD design, MOP Validations, and necessary modifications. Conduct trace analysis using Wireshark (PCAPs) and analyze cause codes. Perform E2E tracing and call flow analysis, collect logs, PCMD, and analyze cause codes, reason headers, KPI trends, and come up with actionable insights. Interface with customers to resolve network issues and complaints. Assist in migration planning for live packet core networks. Define and optimize 5 G Core (5GC) parameters, timers, and policies. Provide network design, planning, and verification support. Perform network capacity planning and dimensioning. Support new feature testing and performance evaluations. Prepare and maintain technical documentation (network diagrams, configurations, procedures).
Experienced embedded Linux engineer with strong expertise in software architecture design, xPON ONT system development, and L2/L3 forwarding software. Skilled in ARM/MIPS architecture, device driver development, and debugging in embedded systems. Proficient in C, scripting languages, and Linux kernel programming, with hands-on experience in board bring-up and peripheral integration. Focused on delivering high-quality, customer-oriented features and maintaining effective cross-team collaboration. You Have: Graduate or Postgraduate in Engineering stream with 5-9 years of experience in embedded Linux development and device driver programming (Linux kernel, U-Boot). Hands-on experience with ARM/MIPS architecture, including board bring-up and peripheral driver development (UART, I2C, SPI, etc.). Proficiency in debugging tools such as ARM Real View ICE, Lauterbach Trace32, and Greenhill Multi Debugger. Cross-team interaction skills, collaborating with architects, PLMs, and test engineers to deliver features and resolve issues effectively. Experience working with configuration management tools such as Git, SVN, and ClearCase. It would be nice if you also add: Knowledge in xPON ONT system development, specifically in the context of Ethernet PHY, USB, SPI-NOR flash, and CAN protocol. Familiarity with OpenWRT and Yocto Build systems, enabling efficient system packages and integration. Knowledge in low-level driver development for peripherals like SLIC audio chips, NAND flash, and power management for USB devices. Leverage your embedded Linux and software architecture expertise to develop high-quality features for xPON ONT systems, ensuring that customer requirements and quality targets are met. Using your experience, you will analyze customer use cases, network topology, and service requirements, ensuring that solutions align with expectations. Engage with cross-functional teams, including product architects, PLMs, and test engineers, to ensure smooth project execution and feature delivery. You will be responsible for designing and documenting feature architectures and specifications, contributing to the development of robust solutions. Develop and integrate the xPON ONT E2E environment, helping refine processes and systems for better product functionality. Use your skills in troubleshooting embedded development environments to solve complex issues and improve system performance. Deepen your knowledge in new protocols and technologies, including ARM/MIPS architecture, embedded Linux development, and advanced debugging tools. Gain more experience in quality process management, working closely with teams to deliver stable, reliable features while understanding and applying industry best practices.
The Customer Documentation Developer is responsible for independently creating high-quality, user-centric technical documentation for complex optical networking products. This role involves collaborating with cross-functional teams, managing documentation schedules, and delivering web-based contentincluding API documentation aligned with Agile and DevOps practices, while adhering to structured writing and corporate quality standards You have: Bachelor's degree with 10 years of experience in technical documentation, preferably in the Optical Networking or Telecommunications domain. Proven expertise in structured writing principles, the Software Development Life Cycle (SDLC), and the Documentation Development Life Cycle (DDLC). Strong proficiency in XML authoring tools (e.g., Arbortext or Oxygen) and graphic tools (e.g., SnagIt, CorelDraw). Hands-on experience with API documentation, including integration into customer-facing technical content. Familiarity with Agile methodology and DevOps practices, including working knowledge of Jira and Confluence. Excellent written and verbal communication skills, with proven ability to independently manage documentation schedules and deliverables. It would be nice if you also have: Working knowledge of basic UNIX and scripting for interacting with development/test environments. Experience with single-sourcing strategies and content management systems for scalable content development. Design and develop high-quality, customer-oriented technical documentation for complex optical networking products, aligning with SDLC, DDLC, and structured writing principles. Independently manage documentation schedules and deliverables, ensuring timely releases that align with product development timelines. Collaborate closely with cross-functional teams including PLM, R&D, and Test to gather accurate technical information for documentation. Develop and maintain API documentation and integrate content into web-based publications using tools like Arbortext, Oxygen XML, and graphic editors (e.g., SnagIt, CorelDraw). Leverage Agile methodologies and DevOps practices to align documentation workflows with continuous software delivery cycles. Utilize defect-tracking and content management systems (e.g., Jira, Confluence) to manage content lifecycle, reviews, and updates. Create single-sourced, reusable content within a structured content management environment to ensure consistency and scalability. Continuously improve documentation quality and usability, applying expert product knowledge and adhering to corporate standards and quality benchmarks.