Senior Principal Firmware Engineer - Optical Connectivity (Coherent Optical Modules)

Senior Principal Firmware Engineer – Optical Connectivity (Coherent Optical Modules)

Bright Vision Technologies is a forward-thinking software development company dedicated to building innovative solutions that help businesses automate and optimize their operations. We leverage cutting-edge technologies to create scalable, secure, and user-friendly applications. As we continue to grow, we're looking for a skilled Senior Principal Firmware Engineer – Optical Connectivity (Coherent Optical Modules) to join our dynamic team and contribute to our mission of transforming business processes through technology. This is a fantastic opportunity to join an established and well-respected organization offering tremendous career growth potential.

Location: Santa Clara, CA (Onsite/Hybrid)

Employment Type: Full-Time / Long-Term

Experience Required: 15+ Years

Salary Range: $200000 to 260000 per annum

About the Role

We are seeking an experienced Senior Principal Firmware Engineer to join a leading Optical Connectivity Firmware team developing next-generation optical interconnect solutions for hyperscale cloud providers, data centers, and emerging Co-Packaged Optics (CPO) platforms. This is a highly technical individual contributor role responsible for driving firmware architecture, development, validation, and production release for coherent optical module programs, including 400ZR, 400ZR+, and 800ZR platforms.

Key Responsibilities

• Own end-to-end firmware development for coherent optical module programs from architecture through production release.
• Lead firmware bring-up, calibration, validation, and customer delivery milestones.
• Design and implement advanced firmware capabilities including: Hitless/In-Service Firmware Upgrades, CMIS Compliance, Bootloader Architecture, Calibration & Control Engines, Hardware Abstraction Layers (HAL)
• Collaborate with DSP, hardware, validation, ATE, and test engineering teams to resolve complex system-level challenges.
• Support customer engagements by troubleshooting field issues and delivering robust firmware solutions.
• Drive firmware architecture improvements, shared platform infrastructure, automation, tooling, and release processes.
• Mentor engineering teams and serve as a technical subject matter expert.

Required Qualifications

• 15+ years of embedded software/firmware development experience.
• Deep expertise in coherent optical module firmware: 400ZR, 400ZR+, 800ZR, Similar coherent optical technologies
• Strong knowledge of industry standards: OIF-400ZR, CMIS 4.x / 5.x, C-CMIS
• Extensive experience with: Bootloader Design, Firmware Upgrade Mechanisms, Hitless Firmware Updates, Flash Memory Management
• Experience with SoC-based embedded platforms (MCU/DSP architectures).
• Strong programming skills in: C, C++, Python (Automation & Testing)
• Proven ability to lead firmware programs from prototype bring-up through GA release and production support.
• Strong hardware/firmware debugging expertise.
• Experience with: ATE Integration, Lab Bring-Up, Customer Escalation Support, Field Issue Resolution
• Hands-on experience with: Jira, GitLab, CI/CD Firmware Release Workflows
• Excellent communication and cross-functional collaboration skills.

Preferred Qualifications

• Prior experience with an optical module manufacturer or optical semiconductor company.
• Familiarity with Marvell coherent DSP platforms or equivalent optical networking technologies.
• Experience developing calibration and control algorithms for optical components such as, EDFA, Mach-Zehnder Modulators (MZ), TOSA, Other optical subsystems
• Exposure to Co-Packaged Optics (CPO) platforms.

How to Apply Would you like to know more about this opportunity? For immediate consideration, please send your resume to View email address on click.appcast.io.

Bright Vision Technologies (BV Teck) is committed to equal employment opportunity (EEO) for all employees and applicants without regard to race, color, religion, sex, sexual orientation, gender identity or expression, national origin, age, genetic information, disability, veteran status, or any other protected status as defined by applicable federal, state, or local laws. This commitment extends to all aspects of employment, including recruitment, hiring, training, compensation, promotion, transfer, leaves of absence, termination, layoffs, and recall.

BV Teck expressly prohibits any form of workplace harassment or discrimination. Any improper interference with employees' ability to perform their job duties may result in disciplinary action up to and including termination of employment.