Senior Principal Engineer; Software​/Firmware

Senior Principal Engineer (Software/Firmware)

Full-time

Compensation: USD 200,000 - USD 260,000 - monthly

Job Title:

Senior Principal Engineer (Software/Firmware)

Location:

Santa Clara, CA (Zip: 95054) Work Arrangement:
Onsite

About the Organization

Our client is a global leader in the Semiconductor & Optical Connectivity domain. They specialize in cutting-edge technology infrastructure, providing advanced solutions for data centers, enterprise networking, and cloud computing. Their work in coherent optical modules and Co-Packaged Optics (CPO) is shaping the future of high-speed data transmission worldwide.

Role Overview

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.

Key Responsibilities

• Firmware Lifecycle Management:
  Manage firmware for coherent optical modules, including bring-up, calibration, validation, and production release.
• Feature Design:
  Architect and implement features including hitless firmware upgrades, boot loader design, and hardware adaptation layers.
• Collaboration:
  
  Work closely with DSP, hardware, ATE, and test engineering teams to ensure seamless integration.
• Customer & Technical Support:
  Act as a technical expert to respond to customer inquiries and debug complex field issues across hardware/firmware boundaries.

Required Qualifications

• Experience:
  
  15+ years in embedded software/firmware architecture, design, and implementation.
• Core Expertise:
  Deep, hands-on experience in coherent optical module firmware and SoC-based embedded platforms.
• Technical
  
  Skills:
  
  Expert-level proficiency in C/C++ firmware development and Python-based scripting.
• System Knowledge:
  Strong background in boot loader design and debugging.
• Tools & Flow:
  Proficiency with Jira, Git Lab, and CI/CD-based release flows.

Additional Requirements

• Export Controls:
  This position may require access to export-controlled technology; applicants must be eligible to access this information.
• Interview Ethics:
  Candidates must conduct interviews without the use of unauthorized AI tools.

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