Senior RF Test Engineer I

CesiumAstro  · Westminster, CO  · Feb 6, 2026

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 looking to add a Senior RF Test Engineer I to our team. If you are great at what you do, enjoy working in a startup environment, and are passionate about developing critical test systems for leading-edge satellite, spacecraft, and aerospace communication systems, we would like to hear from you. In this position, you are responsible for the design, analysis, and implementation of engineering test plans and procedures. The ideal candidate possesses a strong combination of hardware and software knowledge with proficiencies in RF measurements, test equipment (VSAs, VSGs, VNAs, etc.), test architectures, and automation. The successful candidate will work closely with multi-disciplinary teams to address company-wide hardware test needs. Experience with phased array testing is preferred. Core day-to-day responsibilities include collaborating with design...

Requirements:
A Bachelor of Science (BS) or higher degree in Electrical Engineering or Computer Engineering from an accredited university or institution.
Minimum of 4 years of experience with a bachelor’s degree or 2 years of experience with a master’s degree. Industry experience in designing, analyzing, and implementing RF test systems is required.
High proficiency with RF measurements (Linearity, NSD, EVM, etc.).
Test architecture design and development including scripting, test executives, hardware, and measurement abstraction layers.
Proficiency with statistics and metrology as related to RF test design.
Hands-on experience with lab instruments such as digital oscilloscopes, spectrum analyzers, RF signal generators, and vector signal analyzers.
Excellent written and verbal communication skills.
Apply Now
Company
CesiumAstro
Location
Westminster, CO
More jobs in Westminster
Job Type
Full-time
Category
Test
Posted
Feb 6, 2026
Source
Original posting ↗