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Sr Firmware Engineer at Nokia — Bengaluru

Experience5–6 yrs
SalaryNot disclosed
Work modeonsite
Posted24 Sept 2026

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About Nokia

Nokia is hiring in Bengaluru in telecom. This role looks for around 5+ years of experience.

Skills

coherent optics
optical telecom products
OTN
Ethernet
CMIS
carrier-grade embedded systems
Python
test automation
Git
CI/CD integration
defect tracking
test management tools
Agile
optical test equipment
white-box testing
black-box testing

The role

A firmware validation engineer at a telecommunications product company develops coherent optics validation strategies and executes Python automation and optical testing for carrier-grade embedded systems. The role applies OTN standards and CI/CD integration to qualify transceiver and transport products.

Full job description

Job Description

We are seeking a highly motivated Firmware Validation Engineer to play a key role in validating firmware software for next-generation optical coherent pluggable transceivers. The ideal candidate will be responsible for developing validation strategies, building automated test frameworks, executing comprehensive test plans, and ensuring firmware quality, reliability, and compliance with industry standards.

This position offers the opportunity to work on cutting-edge coherent optical technologies used in high-speed data center interconnects, metro networks, and long-haul transport systems. The successful candidate will collaborate closely with firmware, hardware, optical systems, DSP, and product engineering teams throughout the product development lifecycle.

How You Will Contribute And What You Will Learn

Own and define/participate in end-to-end validation strategy for coherent pluggable optics and transponder products features, ensuring carrier-class quality. Drive system-level, feature-level, and regression test planning aligned with product architecture, standards, and customer use cases. Lead and execute complex validation using white-box and black-box testing across HW, ASIC, FW, and SW layers.. Collaborate closely with HW, Optical, ASIC, FW, and SW teams to influence design for testability. Lead root cause analysis (RCA) of customer-found and field issues; enhance test coverage to prevent recurrence. Participate in the test automation strategy and roadmap, ensuring scalability and long-term maintainability. Ensure validation readiness, quality metrics, and release sign-off with clear risk assessment.

Key Skills And Experience

BS/MS in Engineering with 5+ years of experience in validation of optical telecom products. Strong domain expertise in validation of Coherent Optics, Transponders, and standards: OTN (G.709), Ethernet (100G/400G/800G), CMIS and. Proven experience testing carrier-grade embedded systems in cross-functional and Agile environments. Hands-on experience with optical test equipment: Traffic testers,OSA, Optical Analyzer, Power Meter, VOA, Optical Switch, BER testers. Strong Python proficiency: experience with pytest-based automation frameworks preferred. Experience with test automation, Git, CI/CD integration, defect tracking, and test management tools. Experience collaborating with geographically distributed teams. Self-driven, quality-focused, and effective in fast-paced product environments.