Senior Firmware Engineer, RTOS

Company: Anduril Industries
Location: Costa Mesa
Posted on: April 1, 2026

Job Description:

ABOUT THE ROLE Anduril is seeking a Senior Firmware Engineer to join our team based in Costa Mesa, CA. The firmware team at Anduril develops core technology used across multiple products such as as Menace, Dive-XL, Ghost, and Roadrunner. We work in close coordination with Electrical Engineering to develop hardware and software solutions to some of the hardest problems facing our customers. You'll contribute low level firmware development for systems operating on land, sea, and air. WHAT YOU'LL DO Develop low-level firmware/software for microcontrollers, create reusable device drivers, integrate system-level features and architect changes to support an ever-growing codebase Own complex firmware features of an embedded system Quickly debug and troubleshoot issues that span the electrical, firmware, and software boundaries Help select microcontrollers and peripherals and review schematics with electrical engineering team Concurrently manage involvement in multiple projects at various stages Design, implement, and optimize real-time applications within an RTOS environment, managing tasks, threads, and inter-process communication for deterministic system behavior. Architect robust and fault-tolerant software using RTOS primitives such as mutexes, semaphores, message queues, and event flags to handle concurrency and resource sharing effectively. REQUIRED QUALIFICATIONS BS or MS in CS/CE/EE or equivalent industry experience Experience: 5 years of experience in firmware/embedded software development, with a focus on embedded systems. Strong C coding ability for embedded systems Experience integrating microcontrollers with analog and digital sensors Experience developing firmware in bare-metal or RTOS environments Debugging skills with JTAG, SWD, Oscilloscopes, and Logic analyzers Extensive experience with popular RTOS platforms (e.g., FreeRTOS, Zephyr, RTX, ThreadX) and a strong understanding of real-time scheduling algorithms and task management. Solid understanding and application of coding best practices, board bring up and debugging Solid experience with common bus protocols such as USB, SPI, I2C, CAN, RS232, RS485, Ethernet, etc. Must be a U.S. Person due to required access to U.S. export controlled information or facilities PREFERRED QUALIFICATIONS Experience with one or more microcontroller cores (ARM, AVR, MSP430, PIC, etc.) Have a bias for action. If you see a problem, you want to solve and fix it Be naturally curious about the technologies and tools you use US Salary Range $191,000 - $253,000 USD The salary range for this role is an estimate based on a wide range of compensation factors, inclusive of base salary only. Actual salary offer may vary based on (but not limited to) work experience, education and/or training, critical skills, and/or business considerations. Highly competitive equity grants are included in the majority of full time offers; and are considered part of Anduril's total compensation package. Additionally, Anduril offers top-tier benefits for full-time employees, including: Healthcare Benefits US Roles: Comprehensive medical, dental, and vision plans at little to no cost to you. UK & AUS Roles: We cover full cost of medical insurance premiums for you and your dependents. IE Roles: We offer an annual contribution toward your private health insurance for you and your dependents. Additional Benefits Income Protection : Anduril covers life and disability insurance for all employees. Generous time off : Highly competitive PTO plans with a holiday hiatus in December. Caregiver & Wellness Leave is available to care for family members, bond with a new baby, or address your own medical needs. Family Planning & Parenting Support: Coverage for fertility treatments (e.g., IVF, preservation), adoption, and gestational carriers, along with resources to support you and your partner from planning to parenting. Mental Health Resources: Access free mental health resources 24/7, including therapy and life coaching. Additional work-life services, such as legal and financial support, are also available. Professional Development: Annual reimbursement for professional development Commuter Benefits: Company-funded commuter benefits based on your region. Relocation Assistance: Available depending on role eligibility. Retirement Savings Plan US Roles: Traditional 401(k), Roth, and after-tax (mega backdoor Roth) options. UK & IE Roles: Pension plan with employer match. AUS Roles: Superannuation plan. The recruiter assigned to this role can share more information about the specific compensation and benefit details associated with this role during the hiring process. Protecting Yourself from Recruitment Scams Anduril is committed to maintaining the integrity of our Talent acquisition process and the security of our candidates. We've observed a rise in sophisticated phishing and fraudulent schemes where individuals impersonate Anduril representatives, luring job seekers with false interviews or job offers. These scammers often attempt to extract payment or sensitive personal information. To ensure your safety and help you navigate your job search with confidence, please keep the following critical points in mind: No Financial Requests: Anduril will never solicit payment or demand personal financial details (such as banking information, credit card numbers, or social security numbers) at any stage of our hiring process. Our legitimate recruitment is entirely free for candidates. Please always verify communications: Direct from Anduril: If you receive an email from one of our recruiters, it will only come from an @anduril.com address. Via Agency Partner: If contacted by a recruiting agency for an Anduril role, their email will clearly identify their agency. If you suspect any suspicious activity, please verify the agency's authenticity by reaching out to contact@anduril.com . Exercise Caution with Unsolicited Outreach: If you receive any communication that appears suspicious, contains grammatical errors, or makes unusual requests, do not engage. Always confirm the sender's email domain is @anduril.com before providing any personal information or clicking on links. What to Do If You Suspect Fraud: Should you encounter any questionable or fraudulent outreach claiming to be from Anduril, please report it immediately to contact@anduril.com . Your proactive caution is invaluable in protecting your personal information and upholding the security and trustworthiness of our recruitment efforts. Data Privacy To view Anduril's candidate data privacy policy, please visit https://anduril.com/applicant-privacy-notice/ .

Keywords: Anduril Industries, Lake Elsinore , Senior Firmware Engineer, RTOS, Engineering , Costa Mesa, California