Celestial AI · 1 day ago
Senior Firmware Engineer
Santa Clara, CA
Full-time
Onsite
Senior Level
$200K/yr - $220K/yr
6+ years expCelestial AI is a company focused on advancing data center infrastructure with their innovative Photonic Fabric technology. They are seeking an experienced Firmware Engineer to design, implement, and maintain firmware for high-speed interconnects, contributing to next-generation AI/ML solutions.
Semiconductors
Responsibilities
Demonstrate best practices in software development and documentation to deliver high-quality software on tight schedules while meeting all requirements
Actively engage in code reviews, discussions to share knowledge, and improve code quality
Participate in gathering technical requirements, contributing to firmware and software design specifications
Strong understanding of digital communication fundamentals and serial communication protocols
Provide support to both internal and external SW and HW development teams
Provide guidance on test plans for lab characterization once design comes back from fab
Qualification
Required
Bachelor's degree with 8+ years of experience, or Master's degree with 6+ years of experience in Computer Science, Electrical Engineering, Information Technology or a related technical field
At least 5 years of hands-on experience in firmware or embedded software development
Deep proficiency in C (required)
Demonstrated experience with microcontroller architectures (e.g., ARM Cortex-M/R/A, ESP32, RISC-V) and their peripherals
Proven ability to debug complex hardware/firmware issues on the bench using: In-circuit debuggers (JTAG/SWD) with GDB, Oscilloscopes, Logic Analyzers, Multimeters/Power Supplies
Experience in writing bare-metal drivers and working directly with device registers
Familiarity with version control systems and bug tracking tools
Strong problem-solving skills with an investigative, 'get to the bottom of it' mindset
Excellent communication skills, both written and verbal, for collaborating with hardware, QA, and software teams
Preferred
C++ (highly desired)
Git preferred
Benefits
Health, vision, dental and life insurance
Collaborative and continuous learning work environment
Company
Celestial AI
AI is touching our lives and driving breakthroughs in healthcare, finance, autonomous systems, and countless other domains.
51-200 employees
H1B Sponsorship
Celestial AI has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (15)
2024 (10)
2023 (4)
2022 (7)
2021 (1)
Funding
Current Stage
Growth StageLeadership Team
David Lazovsky
Founder, CEO
Recent News
Venture Capital Access Online
2025-03-13
2025-03-13
Company data provided by crunchbase