Senior Principal Engineer (Software/Firmware)

Chabez Tech • Santa Clara, CA

1d • $200,000 - $260,000 • Onsite

About The Position

As a key member of the Optical Connectivity firmware team, you will own the firmware development for coherent optical module programs (e.g., 400ZR/ZR+, 800ZR) from architecture to production. This is a high-impact, individual contributor role that requires driving cross-functional collaboration and supporting critical customer engagements.

Requirements

• 15+ years in embedded software/firmware architecture, design, and implementation.
• Deep, hands-on experience in coherent optical module firmware and SoC-based embedded platforms.
• Expert-level proficiency in C/C++ firmware development and Python-based scripting.
• Strong background in bootloader design and debugging.
• Proficiency with Jira, GitLab, and CI/CD-based release flows.
• Must be eligible to access export-controlled technology.
• Candidates must conduct interviews without the use of unauthorized AI tools.

Responsibilities

• Manage firmware for coherent optical modules, including bring-up, calibration, validation, and production release.
• Architect and implement features including hitless firmware upgrades, bootloader design, and hardware adaptation layers.
• Work closely with DSP, hardware, ATE, and test engineering teams to ensure seamless integration.
• Act as a technical expert to respond to customer inquiries and debug complex field issues across hardware/firmware boundaries.

What This Job Offers

• Job Type: Full-time
• Career Level: Principal
• Education Level: No Education Listed