Principal Embedded Software Engineer
Rocket Lab
Tucson, AZ · Posted October 28, 2026
Just laid off? Start here: a plan for the first weeks
Want recruiters in Engineering to be able to find you?
Roles at this level, like this one at Rocket Lab, are often filled through recruiters.
See every open role at Rocket Lab
More in Arizona job market · Aerospace & Defense · Engineering jobs
More roles at Rocket Lab
- Principal Machine Learning Engineer (EO/IR Image Analysis) · Long Beach, CA
- Principal Electrical Engineer · Tucson, AZ
- Director, Radar Payload · Long Beach, CA
- Principal Electric Propulsion Engineer · Long Beach, CA
- Principal Spacecraft GNC Engineer - Secret Clearance · Long Beach, CA
- Senior Director, Business Development - Civil & Commercial · Long Beach, CA
Similar jobs
- Principal HWIL Software Engineer · RTX · tucson, AZ
- Principal Systems Integration and Test Engineer · RTX · tucson, AZ
- Senior Specialist Software Engineer · Flightsafety Defense · Broken Arrow, OK
- Senior Software Engineer – (C#, .NET) · Onemain Finance · Salt Lake City, UT
- Senior Software Engineer (MES) (HYBRID TELEWORK) · Sikorsky Aircraft · Moorestown, NJ
- Staff Software Engineer - Salesforce · Wgu · Salt Lake City, UT
Where Tucson, AZ ranks
Where Tucson, AZ placed in our monthly rankings, month by month. Each month stays online at its own address.
November 2026
- #4Best cities for aerospace and defense jobs320 openings · of 67
- #6Best cities for software and engineering jobs in the Southwest307 openings · of 33
- #8Best cities for pay after cost of living in the Southwest$125k · of 15
- #13Cities with the most jobs that do not need a four-year degree in the Southwest56 jobs · of 38
- #13Best all-round cities for AI careers in the Southwest21 / 100 · of 15
- #15Best all-round cities for new graduates in the Southwest30 / 100 · of 15
Rankings about engineering jobs
- Best cities for software and engineering jobs #1 San Francisco (3,412 openings)
- Best cities for engineering pay after cost of living #1 San Mateo ($216k)
- Most requested AI skills in engineering jobs #1 AI tools in daily work (6.1%)
- AI tools named most often in engineering jobs #1 Claude (1.7%)
- Employers with the most engineering jobs #1 Amazon (2,992 roles)
How AI is used in this kind of work
Among software developers, AI is already used for some of the tasks. Measured exposure for software developers: 29% (some).
Share of this job’s tasks that AI is already used for at work, from real usage. It is not a forecast of job loss, and a low number means no use seen yet. Source: Anthropic Economic Index.
Skills this job asks for
Say which you have and which you want to build. We use it to match you to jobs like this one.
About the job
ABOUT ROCKET LAB
Rocket Lab is the end-to-end space company building rockets, spacecraft, and critical subsystems that keep the world connected, protected, expand humanity’s reach to the Moon, Mars, and beyond. We move fast, build real hardware for meaningful missions, and make the impossible routine. Come shape the future with us.
SPACE SYSTEMS
Rocket Lab’s Space Systems division builds complete spacecraft, precision payloads to the components and subsystems that allow them to thrive in space including solar panels, flight software, star trackers, optical systems, separation systems, and radios.
The Space Systems division has enabled more than 1,700 missions, ranging from interplanetary exploration, in-space manufacturing to national security and defense initiatives. We have built spacecraft, payloads, and components for missions to the Moon and Mars, working with partners including NASA, the Space Development Agency, and the U.S. Space Force. Whether it’s a single high-performance spacecraft, constellation, or the vertically integrated components that help get to space — our Space Systems division is empowering the boldest and most ambitious space missions.
PRINCIPAL EMBEDDED SOFTWARE ENGINEER
Rocket Lab Optical Systems solves mission-critical space domain and Intelligence, Surveillance, and Reconnaissance challenges for Department of Defense and Intelligence Community customers. Our vision is to revolutionize the space-based payload market with innovative and novel designs for space, terrestrial, and airborne environments. Building on more than 20 years of electro-optical and infrared systems innovation from Geost, Rocket Lab Optical Systems delivers solutions to the warfighter for responsive, scalable sensing solutions across all orbital domains.
As a Principal Embedded Software Engineer for Rocket Lab Optical Systems in Tucson, AZ, you will design flight software in support of spacecraft for Tranche 3 of the U.S. Space Development Agency's Proliferated Warfighter Space Architecture.
WHAT YOU’LL GET TO DO:
Play a key role supporting the development of payload flight software for our Space Systems programs.
Focus on deployment of novel algorithms into austere environments on Size/Weight/Power constrained sensor systems.
Lead cross-functional teams to define technical requirements and deliver integrated solutions.
Provide technical leadership in all aspects of software design and development starting with requirements generation and following through implementation, testing, deployment.
Define and influence software architecture, design patterns, interfaces, and technical standards to ensure scalable, maintainable, and extensible solutions.
Drive core software fundamentals of performance-oriented programming leveraging a variety of accelerator technologies.
Mentor engineers across experience levels, provide technical guidance, and foster a culture of engineering excellence and continuous improvement.
Support technical planning, effort estimation, risk identification, dependency management, and milestone delivery while communicating technical status and risks to stakeholders.
Be part of a team of driven pioneers relentlessly tackling challenging projects, delivering on the impossible, and making an impact on the future of space.
YOU’LL BRING THESE QUALIFICATIONS AS PRINCIPAL EMBEDDED SOFTWARE ENGINEER :
Bachelor’s degree in computer science, computer engineering.
12+ years of experience in embedded software engineering experience.
Experience in designing complex multithreaded application.
Experience designing flight software.
Ability to obtain and maintain an U.S. Government security clearance.
THESE QUALIFICATIONS WOULD BE NICE TO HAVE:
Familiarity with high-performance and parallel processing.
Exposure to novel architectures including FPGA, CUDA, etc.
Familiarity with flight software system management.
Experience with algorithm implementation.
Exposure to Python and MATLAB is highly desired.
Familiarity with numerical computing principles.
This position may require prolonged periods of sitting, standing, walking, computer work, and occasional exposure to moderate levels of noise, dust, and fumes in production areas.
WHAT TO EXPECT
We’re on a mission to unlock the potential of space to improve life on Earth, but that’s not an easy task. It takes hard work, determination, relentless innovation, teamwork, grit, and an unwavering commitment to achieving what others often deem impossible. Our people out-think, out-work, and out-pace. We pride ourselves on having each other’s backs, checking our egos at the door, and rolling up our sleeves on all tasks big and small. We thrive under pressure, work to tight deadlines, and our focus is always on how we can deliver, rather than dwelling on the challenges that stand in the way.
Important information:
FOR CANDIDATES SEEKING TO WORK IN US OFFICES ONLY:
To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. Learn more about ITAR here .
Rocket Lab provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws. This policy applies to all terms and conditions of employment at Rocket Lab, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.
Applicants requiring a reasonable accommodation for the application/interview process for a job in the United States should contact Giulia Johnson at g.biow@rocketlabusa.com. This dedicated resource is intended solely to assist job seekers with disabilities whose disability prevents them from being able to apply/interview. Only messages left for this purpose will be considered. A response to your request may take up to two business days.
FOR CANDIDATES SEEKING TO WORK IN NEW ZEALAND OFFICES ONLY:
For security reasons, background checks will be undertaken prior to any employment offers being made to an applicant. These checks will include nationality checks as it is a requirement of this position that you be eligible to access equipment and data regulated by the United States' International Traffic in Arms Regulations.
Under these Regulations, you may be ineligible for this role if you do not hold citizenship of Australia, Japan, New Zealand, Switzerland, the European Union, or a country that is part of NATO, or if you hold ineligible dual citizenship or nationality. For more information on these Regulations, click here ITAR Regulations.