Sr Firmware Engineer

Nokia; Bengaluru; On-site; INR 1,200,000 - 2,400,000; Full time

Job summary

Nokia in Bengaluru is seeking a Firmware Validation Engineer to validate firmware for next‑gen optical coherent pluggable transceivers. You will define validation strategies, build automated test frameworks, and execute comprehensive test plans to ensure firmware quality and compliance.

Join a multidisciplinary team spanning hardware, optical systems, DSP, and product engineering to drive validation across HW/ASIC/FW/SW in a fast‑paced, cutting‑edge environment.

Qualifications

• 5+ years of experience in validation of optical telecom products.
• Experience validating Coherent Optics and Transponders; OTN (G.709), Ethernet (100G/400G/800G).
• Testing carrier-grade embedded systems in cross-functional and Agile environments.
• Hands-on experience with optical test equipment: BER testers, OSA, Optical Analyzer, Power Meter, VOA, Optical Switch.

Responsibilities

• Own end-to-end validation strategy for coherent pluggable optics and transponder features.
• Plan system-, feature-, and regression tests aligned with architecture and customer use cases.
• Lead validation across HW, ASIC, FW, and SW layers using white-box and black-box testing.
• Collaborate with HW/Optical/ASIC/FW/SW teams to improve testability.
• Lead RCA of field issues and improve test coverage to prevent recurrence.
• Contribute to test automation strategy and roadmap for scalability.
• Ensure validation readiness, quality metrics, and release sign-off with risk assessment.

Skills

Python

Automation frameworks

Cross-functional collaboration

Agile environments

Education

BS/MS in Engineering

Tools

Git

CI/CD

Test management tools

BER testers

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.

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.