Design, implement, test, and debug firmware for next-generation optical line systems, including ROADM, EDFA, and Raman products. Develop requirements and design documentation, collaborate with hardware, FPGA, software, manufacturing, and test teams, support hardware bring-up and customer issue resolution, contribute to architecture and design reviews, and improve development processes. The role requires embedded C/C++ development in multithreaded real-time environments, Linux or RTOS device drivers, hardware interface knowledge, and strong troubleshooting skills.
We are looking for experienced firmware development engineer in Optical Domain. In this role, you'll join a dynamic firmware team dedicated to enhancing Nokia’s next-generation Optical line system products like ROADM, EDFA, Raman etc., for long-haul and metro applications. Working closely with cross-functional teams, you’ll design and implement innovative solutions that tackle complex problems in Dense Wavelength Division Multiplexing transport products. Your contributions will have a direct impact on the efficiency and reliability of cutting-edge optical technologies. You'll benefit from an environment that encourages knowledge sharing and collaboration, where your insights and expertise are valued. Our work includes everything from product concept to finished product - a process that spans over the entire development cycle. The team takes full responsibility for delivery on time with the right quality.
NILightpath
ResponsibilitiesDesign, implement, and test code for next-generation Optical line system firmware products like ROADM, EDFA, Raman etc., used in optical network deployments.
- Develop and maintain Firmware Requirement and Design documents.
- Collaborate with optical, hardware, FPGA, software, manufacturing, and test teams for seamless integration.
- Provide knowledge transfer to manufacturing processes.
- Debug and resolve customer issues effectively.
- Contribute to testing documentation to ensure product quality and compliance.
- Participate in design reviews and provide input on architectural decisions.
- Continuously seek improvements in firmware development processes and methodologies.
- BE/BTech or ME/MTech in Computer Science, Electronics and communications engineering or related field
- 8+ years of embedded software development experience in a multithreaded real-time environment
- Strong C/C++ programming skills, system understanding, and debugging abilities are required.
- Candidate must be a quick-learner and self-starter, energetic, flexible and positive
- Hands-on experience in developing firmware, participating in requirement gathering, design and test plan reviews
- Hands-on experience in using test equipment such as traffic generators, JTAG debuggers
- Proficiency in Linux and C/C++ in embedded systems including micro controller-based systems.
- Experience with device driver development for Linux or Real-Time Operating Systems
- Knowledge of hardware interfaces and protocols (I²C, SPI, Ethernet, PCIe)
- Hands-on experience in hardware bring-up and Uboot bootloader
- Good analytical and troubleshooting skills are critical
- Familiarity with Docker, JIRA, bit-bucket, and confluence is beneficial.
- Excellent analytical and troubleshooting abilities
- Experience in working collaboratively with a geographically separated team
- Familiarity with RTOS environments (FreeRTOS, ThreadX, etc.)
Basic understanding of electronics schematics and hardware design
Nice-To-Have:
- Experience with scripting languages
- Hands-on experience with Zynq and ARM processors
- Familiarity with firmware requirements and design documentation
- Knowledge of optical engineering concepts
- Experience working with cross-functional teams
- Experience in using AI tools like Cursor, Gemini, Co Pilot etc.,
Nokia Chennai, Tamil Nadu, IND Office
Chennai, India
Similar Jobs
.jpeg)
Artificial Intelligence • Hardware • Information Technology • Machine Learning
Own semiconductor backend packaging assembly process development, optimization, and new product introduction. Define process records, windows, specifications, and capability targets while applying DOE, SPC, Six Sigma, FMEA, RCA, and structured problem solving to improve yield, reliability, cost, and process margins. Use MES, manufacturing data, analytics, and AI/ML for predictive control and anomaly detection. Introduce new materials and equipment, lead cross-functional execution, and coach process teams in a high-volume manufacturing environment.
Top Skills:
Ai/MlIndustry 4.0JmpMesPythonSemiconductor Packaging AssemblySQL
Security • Cybersecurity
Own global revenue recognition under ASC 606 and accounting processes including commissions, COGS, and leases. Review tax provisions, returns, transfer pricing, and subsidiary filings; support external audits and cross-functional reporting. Lead accounting projects, process improvements, and AI-driven workflow automation. Requires a CA, Big 4 high-tech experience, strong US GAAP and revenue recognition knowledge, ERP experience, advanced Excel skills, and excellent communication.
Top Skills:
Ai Automation ToolsAsc 340-40Asc 606ExcelMS OfficeNetSuiteUs Gaap
Artificial Intelligence • Big Data • Cloud • Information Technology • Software • Big Data Analytics • Automation
Designs and deploys production AI assistants, copilots, agents, RAG systems, and intelligent automations. Integrates LLMs with Snowflake, AWS, enterprise applications, and workflow platforms to automate business processes. Builds backend services and serverless workflows, implements observability and responsible AI controls, and scales validated prototypes into reliable production solutions. Partners with technical and business teams to improve decision-making, efficiency, quality, and cost performance.
Top Skills:
AirflowAmazon Api GatewayAmazon BedrockAmazon EventbridgeAmazon S3Amazon SagemakerAnthropicAws LambdaAws Step FunctionsAzure OpenaiDbtGeminiGoMcpMicrosoft Power AutomateMlflowN8NOauthOpenaiPythonRbacSalesforceServicenowSnowflakeSnowflake Cortex SearchSnowflake Ml RegistrySnowparkSsoTypescriptUipathWeights & BiasesWorkato
What you need to know about the Chennai Tech Scene
To locals, it's no secret that South India is leading the charge in big data infrastructure. While the environmental impact of data centers has long been a concern, emerging hubs like Chennai are favored by companies seeking ready access to renewable energy resources, which provide more sustainable and cost-effective solutions. As a result, Chennai, along with neighboring Bengaluru and Hyderabad, is poised for significant growth, with a projected 65 percent increase in data center capacity over the next decade.
