← Back to jobs

Senior Software Engineer I - Embedded Linux
Posted 3 months ago• Software
Compensation
$115,000–$140,000/year
Job Description
Please Note: To conform with the United States Government Space Technology Export Regulations, the applicant must be a U.S. citizen, lawful permanent resident of the U.S., conditional resident, asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)), or eligible to obtain the required authorizations from the U.S. Department of State.
At CesiumAstro, we are developers and pioneers of out-of-the-box communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms. We take pride in our dynamic and cross-functional work environment, which allows us to learn, develop, and engage across our organization. If you are looking for hands-on, interactive, and autonomous work, CesiumAstro is the place for you. We are actively seeking passionate, collaborative, energetic, and forward-thinking individuals to join our team.
We are seeking an experienced Senior Embedded Software Engineer I with a strong background in developing embedded applications using Linux and Yocto. The ideal candidate will have hands-on expertise in embedded systems, device drivers, kernel modifications, and boot loaders, with a preference for experience on the Xilinx platform (though experience on other microcontrollers is also acceptable).
As a Cesium software team member, you will be responsible for software designs from concept through production, including product roadmaps, block diagrams, detailed design and coding, analysis, test, qualification, and in-orbit support. The ideal candidate will have development experience at nearly every level of the software stack, including microcontrollers, low-level drivers, board support packages (BSP), and user interfaces with an emphasis on applications and data management. Additionally, the ideal candidate will have experience in software testing and high-reliability qualification, as well as software engineering and software project management practices.
This position will be supporting our Skylark product line, an antenna system that uses active phased array technology to unlock satellite communications that has traditionally relied on mechanically steered systems. Skylark is designed to work with any existing or upcoming satellite constellation and is scalable to the desired performance or application. Skylark offers several unique differentiators including is its multi-beam capability which unlocks simultaneous communications with satellites in different orbits.
The successful candidate will present engineering design review materials to our customers and executive team, as well as participate in proposal-writing efforts. As such, excellent written and verbal communication skills are required.
JOB DUTIES AND RESPONSIBILITIES
JOB REQUIREMENTS AND MINIMUM QUALIFICATIONS
PREFERRED EXPERIENCE
CesiumAstro considers several factors when extending an offer, including but not limited to, the role and associated responsibilities, a candidate’s work experience, education/training, and key skills. Full-time employment offers include company stock options and a generous benefits package including health, dental, vision, HSA, FSA, life, disability and retirement plans.
CesiumAstro is an Equal Opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, protected Veteran Status, or any other characteristic protected by applicable federal, state, or local law.
Please note: CesiumAstro does not accept unsolicited resumes from contract agencies or search firms. Any unsolicited resumes submitted to our website or to CesiumAstro team members will be considered property of CesiumAstro, and we will not be obligated to pay any referral fees.
Optimize Your Resume for This Job
Get a match score and see exactly which keywords you're missing
Job Details
- Category
- Software
- Employment Type
- Contract
- Location
- Westminster, CO
- Posted
- Jan 14, 2026, 12:41 PM
- Listed
- Jan 20, 2026, 02:25 AM
- Compensation
- $115,000 - $140,000 per year
About CesiumAstro
Part of the growing frontier tech ecosystem pushing the edges of what's possible.
More Roles at CesiumAstro

CesiumAstro
Aerospace Engineering
Principal Communication Systems Engineer II
Austin, TX Contract
2 days ago
Aerospace Engineering
2 days ago
CesiumAstro
Technician
Manufacturing Process Technician V
Westminster, CO$44 - $53/hour Contract
3 days ago
Technician
3 days ago
CesiumAstro
Mechanical
Principal Mechanical Engineer I
Westminster, CO$134K - $161K Contract
3 days ago
Mechanical
3 days ago
CesiumAstro
Electrical
Electronics Manufacturing Engineer II
Westminster, CO$96K - $116K Contract
3 days ago
Electrical
3 days ago
CesiumAstro
Software
Senior Software Systems Engineer
Westminster, CO$134K - $161K Contract
3 days ago
Software
3 days agoSimilar Software Roles

GoGoGrandparent
RemoteSoftware
Backend Engineer
Remote$80K - $180K Full Time
48 minutes ago
RemoteSoftware
48 minutes ago
Jiga
RemoteSoftware
Full Stack Product Engineer - Remote/US
US / Remote (US)$120K - $190K Full Time
1 hour ago
RemoteSoftware
1 hour ago
telli
Software
Software Engineer
Berlin, MD€75K - €160K Full Time
1 hour ago
Software
1 hour agoFound this role interesting?
Senior Software Engineer I - Embedded Linux
CesiumAstro