Staff Antenna Design Engineer
- Location
- Westminster, CO
- Listed
- Today
About the role
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.
The Skylark product line is focused on the rapid design, build, and test of cutting-edge active phased array antennas (AESA) for terrestrial and airborne applications. Current programs span high-power, large-scale ground terminals for missile defense to commercial airline and helicopter connectivity solutions.
We are looking to add a Staff Antenna Design Engineer to our team. The ideal candidate has experience in designing, simulating, building, and testing high-frequency antennas made in printed circuit board (PCB) processes. If you enjoy working in a startup environment, and are passionate about developing leading-edge RF hardware for satellites, spacecraft, and aerospace systems, we would like to hear from you.
As a CesiumAstro hardware team member, you will be responsible for antenna designs from initial concept through requirements definition, topology selection, detailed design, analysis, optimization, manufacturing, testing, qualification, and in-orbit support of CesiumAstro's products. The work will include many aspects of phased array communication systems, including RF front-ends, beamformers, power dividers, and phased array antennas.
The successful candidate will also 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 Requirements and Minimum Qualifications
- Bachelor of Science (BS) degree or higher in Electrical Engineering or Physics from an accredited university or institution.
- Minimum of 8 years of industry or university research experience in antenna design, analysis, optimization, fabrication, and test.
- Phased array design and development.
- Expert-level proficiency in 3D electromagnetic simulation tools such as CST or HFSS.
- Strong experience with EDA tools such as Altium.
- Hands-on experience with lab instruments such as vector network analyzers, spectrum analyzers, signal generators, and oscilloscopes.
- Excellent written and verbal communication skills.
Preferred Experience
- Antenna design in frequency bands above 20 GHz.
- Aerospace electronics design, development, and qualification.
- EMI/EMC design and mitigation techniques.
Additional information
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.
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.
Equal opportunity and legal notices
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.
From CesiumAstro's careers page, first listed on Rolev.ai on November 11, 2026. Rolev.ai is not the employer.
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Common questions
Where is the Staff Antenna Design Engineer job at CesiumAstro located?
This Staff Antenna Design Engineer position at CesiumAstro is located in Westminster, CO. Always check CesiumAstro's application page for specific state eligibility or relocation policies.
How do I apply for the Staff Antenna Design Engineer position at CesiumAstro?
This listing links directly to CesiumAstro's Lever application page. You can apply directly on CesiumAstro's site, or use Rolev.ai to check your resume fit, generate a zero-hallucination tailored resume and cover letter for this posting, and autofill the Lever application form in 1 click with the Rolev.ai Chrome extension. You always review the form and press Submit yourself.