Test Technician III - RF

CesiumAstro  · Westminster, CO  · Sep 2, 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. 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 an Electronics Lab Technician III to our team. If you are excited about working in a startup environment, have a strong work ethic, and are passionate about cutting-edge electronics, we would like to hear from you. In this position, you will work closely with Cesium engineers to create Antenna & RF test setups, execute test plans, troubleshoot complex RF systems, and produce timely, reliable test results. You will have the opportunity to use and maintain state-of-the-art electronics lab...

Responsibilities:
• Execute RF and antenna test plans and provide concise, accurate, and timely reporting of findings
• Organize, maintain, and improve antenna testing facilities, equipment, and lab resources
• Create and Own the setup, troubleshooting, and characterization of sensitive electronics, including QFNs, chip-scale ICs, RF cables, and 0201 passive components
• Build, maintain, and troubleshoot complex RF test setups consisting of instrumentation, cabling, switching, and devices under test
• Create and provide feedback on detailed documentation with a high standard of quality and attention to detail
• Assist in developing standardized test procedures and improving lab efficiency and repeatability
• Collaborate with engineering teams to diagnose and resolve RF, power, thermal, and digital integration issues
• Support calibration, maintenance, and verification of lab instrumentation and equipment
Requirements:
• Minimum of 3 years of directly related experience as an Engineering Technician or RF Technician
• Experience working with active electronics and RF systems
• Hands-on experience with lab instruments such as spectrum analyzers, VNAs, RF signal generators, oscilloscopes, DMMs, and power meters
• Experience troubleshooting RF systems and interpreting measurement data with minimal supervision
• Familiarity with phased array or AESA testing preferred
• Strong problem-solving skills and ability to troubleshoot complex RF systems independently
• Strong organization skills and ability to manage multiple priorities in a fast-paced environment
• Comfortable with collaboration tools such as MS Teams, SharePoint, Confluence, and Jira
• Ability to work well under deadlines and adapt to changing priorities
• Strong digital, written, and verbal communication skills
• Ability to read and interpret schematics, wiring diagrams, and engineering documentation
Apply Now
Company
CesiumAstro
Location
Westminster, CO
More jobs in Westminster
Job Type
Full-time
Category
Test
Posted
Sep 2, 2026
Source
Original posting ↗