We are seeking a Firmware Validation Engineer to test and verify firmware software for next-generation optical coherent pluggable transceivers. In this role, you will design/automated test suites, validate host interfaces, and ensure product compliance with industry standards. 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. BS/MS in Engineering with 3+ 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.