Senior Firmware Engineer

HCLTech is looking for a highly talented and self‑motivated Senior Firmware Engineer to join it in advancing the technological world through innovation and creativity.

Senior Firmware Engineer

Job
Position Type:
Full‑time

Location:

Sunnyvale, CA / Onsite

• Design and implement firmware for 32‑bit ARM microcontrollers (Cortex‑R/M), focusing on communication stacks and peripheral integration.
• Implement and integrate EtherCAT slave/master stacks (TI ICSS-based or equivalent) for real‑time sensing and control.
• Implement CAN‑FD communication layers — including Cyphal (Open Cyphal/UAVCAN) protocol integration for sensor and actuator networking.
• Support Ethernet connectivity firmware: MAC/PHY bring‑up, LwIP or similar lightweight TCP/IP stacks, UDP streaming protocols, 100
  
  Base‑T1/automotive Ethernet.
• Integrate and validate sensor and motor control communication interfaces.
• Perform board bring‑up, peripheral validation, and firmware debug using JTAG, logic analyzers, oscilloscopes.
• Write well‑structured, testable C firmware with documentation appropriate for team handoff.

• Experience with Ethernet (raw/UDP/LwIP), CAN/CAN‑FD, RS‑485/USB.
• Hands‑on experience with real‑time operating systems (FreeRTOS, Zephyr, or similar).
• Proficiency in C for bare‑metal and RTOS‑based embedded systems.
• Experience with DMA‑driven peripheral communication (UART, SPI, CAN) for deterministic, high‑throughput data transfer.
• Ability to independently debug hardware/firmware integration issues with lab equipment.
• Experience interfacing firmware with electromechanical systems (motors, encoders, sensors).

Pay Range:
Minimum $78,000 per year – Maximum $148,000 per year.

Compensation and benefits are subject to location, skills, experience, education, and other factors permitted by law. This role may also be eligible for performance‑based bonuses. Benefits subject to company policies include medical, dental, vision, pharmacy, life, accidental death & dismemberment, and disability insurance; employee assistance program; 401(k) retirement plan; 10 days of paid time off per year (some positions are eligible for need‑based leave with no designated number of leave days per year);

and 10 paid holidays per year.

HCLTech is an equal opportunity employer, committed to providing equal employment opportunities to all applicants and employees regardless of race, religion, sex, color, age, national origin, pregnancy, sexual orientation, physical disability or genetic information, military or veteran status, or any other protected classification, in accordance with federal, state, and/or local law. Should any applicant have concerns about discrimination in the hiring process, they should provide a detailed report of those concerns to  for investigation.