Job Title: Senior Principal Engineer, Software/Firmware.
Location: Santa Clara, CA, (ONSITE)
Duration: Full Time..
Job Description
Required 15+ Years of experience in embedded software/firmware architecture, design, and implementation
coherent optical module firmware/SoC-based embedded platforms/CPO
Deep expertise in coherent optical module firmware (400ZR, 800ZR, or equivalent) and associated standards (OIF-400ZR, C-CMIS, CMIS 4.x/5.x)
Strong background in bootloader design, firmware upgrade mechanisms (including hitless/in-service upgrade), and flash management
Experience with SoC-based embedded platforms (MCU/DSP-based architectures)
Proficiency in C/C++ firmware development and Python-based test/automation scripting
Demonstrated ability to own and deliver programs end-to-end - from alpha bring-up through GA release and production support
Strong debugging skills across hardware/firmware boundaries; experience with lab bench bring-up, ATE integration, and field issue resolution
Experience with Jira, GitLab, and CI/CD-based firmware release flows
Excellent communication skills; able to work effectively with customers, hardware engineers, and DSP teams
PreferredPrior experience at an optical module company or optical semiconductor company
Familiarity with Marvell optical or coherent DSP platforms or equivalent
Background in calibration and control algorithms for optical components (EDFA, MZ, TOSA, etc.)
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