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Updated Sep 4, 2026
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Updated Sep 4, 2026
Space RF & Comms
Space RF & Comms jobs in Westminster, CO
19
open roles, verified daily
Electrical Engineer I - SATCOM
Verified today
CesiumAstro · Westminster, CO · RF & Comms
Design and test board-level and system-level electronics for advanced RF communication systems used in satellites, UAVs, and airborne platforms. You will own key portions of the end-to-end design process from concept through production, working with a highly experienced team on cutting-edge phased array antenna systems.
On site
Early career
Embedded Software Engineer II - SATCOM
Verified today
CesiumAstro · Westminster, CO · RF & Comms
You will develop embedded Linux applications, device drivers, and kernel customizations for CesiumAstro's Skylark active phased array antenna systems used in defense and commercial aircraft connectivity. Work on board bring-up, Yocto build systems, and collaborate across hardware and FPGA teams to integrate reliable software for aerospace platforms.
On site
Engineering Manager, RF Hardware
Verified today
CesiumAstro · Westminster, CO · RF & Comms
Lead RF hardware design and engineering teams building phased arrays, RF front-end modules, and software-defined radios for satellites and space platforms. You'll own board- and box-level RF designs, mature development processes, and scale a high-performing team while contributing hands-on technical expertise to critical programs.
On site
Senior Embedded Software Engineer - SATCOM
Verified today
CesiumAstro · Westminster, CO · RF & Comms
Design and develop embedded Linux software for Skylark active phased array antenna systems from concept through in-orbit support. You will own the full software stack: kernel modifications, device drivers, boot loaders, and applications for satellite and airborne SATCOM platforms.
On site
Senior RF Engineer
Verified today
CesiumAstro · Westminster, CO · RF & Comms
Design RF circuits and phased array communication systems for satellites and spacecraft from concept through in-orbit support. You will own board-level schematics, PCB layouts, simulations, and hardware qualification across RF front-ends, frequency converters, filters, beamformers, and antennas.
On site
Senior RF Engineer
Verified today
CesiumAstro · Westminster, CO · RF & Comms
Own RF hardware design for satellite communication systems from concept through orbit. You will design phased array front-ends, frequency converters, filters, and beamformers, then present your work to customers and lead qualification testing.
On site
Senior RF Test Engineer II
Verified today
CesiumAstro · Westminster, CO · RF & Comms
Design and own RF test architectures for CesiumAstro's satellite and spacecraft communication systems. You will develop test requirements, implement automated procedures, and guide equipment decisions for leading-edge phased array hardware.
On site
Senior Spacecraft Systems Engineer - Optical Comms
Verified today
CesiumAstro · Westminster, CO · RF & Comms
Lead the systems engineering for optical communication payloads on spacecraft. You will decompose mission requirements into verifiable specs, manage payload vendor interfaces, conduct trade studies, and own verification strategies from design through launch support.
On site
Senior Staff Electrical Engineer - SATCOM
Verified today
CesiumAstro · Westminster, CO · RF & Comms
Own the full lifecycle of board-level and system-level electronics hardware design for advanced RF communication systems on the Skylark product line. You will drive digital and mixed-signal electronics architecture, from trade studies through production deployment, leading small hardware teams.
On site
Senior Staff Embedded Software Engineer - SATCOM
Verified today
CesiumAstro · Westminster, CO · RF & Comms
Design and deliver embedded software across the full stack for CesiumAstro's Skylark active phased array antenna systems used in satellite and airborne communications. You will own software from concept through production, including Linux-based systems and high-reliability microcontrollers, with direct customer and executive engagement.
On site
Senior Staff RF Test Engineer
Verified today
CesiumAstro · Westminster, CO · RF & Comms
You will design, analyze, and implement engineering test plans for cutting-edge active phased array antennas and RF systems across satellite, spacecraft, and aerospace platforms. Lead test architecture decisions, collaborate with multi-disciplinary teams, and mentor lab operations at a dynamic space communications startup.
On site
Staff Antenna Design Engineer
Verified today
CesiumAstro · Westminster, CO · RF & Comms
Lead antenna design from concept through in-orbit support for CesiumAstro's Skylark phased array product line. You will own RF hardware for satellites, aerospace platforms, and ground terminals, working across simulation, fabrication, testing, and customer engagement.
On site
Staff Electrical Engineer I - Phased Array Unit Lead
Verified today
CesiumAstro · Westminster, CO · RF & Comms
You will lead end-to-end development of Ka-band phased array antenna systems from architecture through flight qualification. Own technical definition and execution of advanced AESA products, directing multidisciplinary teams across RF, digital, power, mechanical and software domains.
On site
Staff RF Engineer
Verified today
CesiumAstro · Westminster, CO · RF & Comms
Design RF circuits, modules, and phased array systems from concept through in-orbit support. You'll own board-level schematics, PCB layout, simulations, and testing across frequency converters, beamformers, antennas, and RF front ends for satellite and aerospace applications.
On site
Staff RF Test Engineer
Verified today
CesiumAstro · Westminster, CO · RF & Comms
You will architect RF test systems and lead testing for CesiumAstro's Skylark active phased array antennas used in satellite, missile defense, and aerospace connectivity. Design test procedures, manage lab equipment, and collaborate across engineering teams to validate cutting-edge communication systems.
On site
Test Technician II - Antenna
Verified today
CesiumAstro · Westminster, CO · RF & Comms
Execute antenna measurement campaigns and support range operations for active phased array systems. You'll configure anechoic chambers, VNAs, spectrum analyzers, and positioning systems while troubleshooting test setups and maintaining high-quality test environments.
On site
Test Technician III - RF
Verified today
CesiumAstro · Westminster, CO · RF & Comms
Design and execute RF test setups for cutting-edge active phased array antennas, troubleshoot complex electronics from component to system level, and own test facility improvements. You'll use anechoic chambers, spectrum analyzers, VNAs, and oscilloscopes to characterize AESA products for missile defense and commercial aviation.
On site
Test Technician II - RF
Verified today
CesiumAstro · Westminster, CO · RF & Comms
You will execute RF and antenna test plans for active phased array systems, set up and maintain state-of-the-art instrumentation like anechoic chambers and spectrum analyzers, and troubleshoot complex electronics from component to system level.
On site
RF Systems Architect
Verified today
CesiumAstro · Westminster, CO · RF & Comms
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.