Carbon, Inc.
Senior Staff Firmware Engineer
Sunnyvale, California, United States · Staff+
Stay score
odds of building a lasting career here
Sponsors, but it's cap-subject — you still face the weighted lottery (~61% per draw at Level IV). Good if you win; have a cap-exempt backup on your list.
Lottery odds assume a STEM candidate.
Personalize to your clock →H-1B wage level
the lottery is wage-weighted — each level is one more entry
$4,675 more — $187,075 — moves this role to Level II and 2 lottery entries. That figure is inside the range the employer already advertised.
Based on the DOL prevailing wage for this occupation and worksite, a base salary of $187,075 would place this position at wage Level II. That figure is within the posted range, and I'd like to target it. This role classifies under "Software Developers" for prevailing-wage purposes.
DOL prevailing wage, 2026-27 wage year · Software Developers (15-1252) · San Jose-Sunnyvale-Santa Clara, CA. Wage level is derived by USCIS from the offered wage, occupation and worksite; the occupation shown is inferred from the job title.
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About the role
- Our company is built on the idea that diverse fields of study must come together to solve intractable problems.
- You will be joining a diverse team with a vibrant culture, where team success is as important as celebrating individual contributions.
- Help us change the world and we will help you change yours.
Responsibilities
- Lead the firmware engineering team and represent firmware priorities in cross-functional design discussions
- Building firmware within mechanical design constraints (with ME)
- Integrating firmware into the software update pipeline, help develop firmware build systems, and debugging firmware to software communication (with SWE)
- Write firmware to actuate smart hardware devices, including sensor integration, signal processing, motor control, and feedback control system design
- Develop and maintain real-time C/C++ firmware on TI/ARM platforms using TI-RTOS
- Build unit, board, and regression tests in C++ and Python using test-driven development
- Define and implement firmware development best practices
- Mentor junior engineers and support EE/Systems engineers working in firmware
- Partner with Electrical, Mechanical, Software, and
Requirements
- 7+ years of firmware engineering experience
- Deep experience with C, C++, and Python
- Experience with TI microcontrollers and communication interfaces (USB, I2C, SPI, UART, custom serial protocols, etc.)
- Demonstrated experience providing technical leadership or mentorship within an engineering team
- Experience with Altium Designer
- Familiarity of Field Oriented Control(FOC) of PMSM motors
- Experience with in-circuit testing of PCBAs
- Experience with Protobuf and nanopb
- Bootloader (or similar OTA update tools) development experience
Compensation
- At Carbon, we look at the person holistically and carefully consider a wide range of factors when determining salary.
Company info
- At Carbon, our mission goes beyond 3D printing.
- We are enabling creators everywhere to make what the world needs, right now.
- At Carbon, we look at the person holistically and carefully consider a wide range of factors when determining salary.
This listing is sourced directly from Carbon, Inc.'s careers page and normalized into a canonical job model.