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RF Hardware Engineer

K2 Space
CompanyK2 Space
CategoryEngineering
LocationLos Angeles
RemoteOn-site (inferred)
EmploymentNot stated
LevelNot stated
SalaryNot stated by the employer
Posted13 May 2026
Last verified30 Jul 2026
SourceEmployer career page (greenhouse)
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Description
K2 is building the largest and highest-power satellites ever flown, unlocking performance levels previously out of reach across every orbit. Backed by $450M from leading investors including Altimeter Capital, Redpoint Ventures, T. Rowe Price, Lightspeed Venture Partners, Alpine Space Ventures, and others – with an additional $500M in signed contracts across commercial and US government customers – we’re mass-producing the highest-power satellite platforms ever built for missions from LEO to deep space.   The rise of heavy-lift launch vehicles is shifting the industry from an era of mass constraint to one of mass abundance, and we believe this new era demands a fundamentally different class of spacecraft. Engineered to survive the harshest radiation environments and to fully capitalize on today’s and tomorrow’s massive rockets, K2 satellites deliver unmatched capability at constellation scale and across multiple orbits.   With multiple launches planned through 2026 and 2027, we're Building Bigger to develop the solar system and become a Kardashev Type II (K2) civilization.  If you are a motivated individual who thrives in a fast-paced environment and you're excited about contributing to the success of a groundbreaking Series C space startup, we’d love for you to apply.   The Role   You will be responsible for the design and development of radiofrequency (RF) and microwave electronics to be hosted on some of the largest, most powerful, rapidly designed and rapidly manufactured satellites ever deployed in space. In your first 6 months you will architect, develop, own, test, and integrate new RF electronics for use in software defined radio (SDR) systems for satellite communications and beyond.   You will work with a multidisciplinary team of antenna, field programmable gate array (FPGA), digital signal processing (DSP), software, mechanical, and electrical engineers in order to prototype your systems and refine your designs. In your first two years you will have flown your system in space and developed cutting-edge radiofrequency systems.   Responsibilities   Design and development of radiofrequency and microwave hardware from UHF 200 MHz through Ka band 30 GHz, including phased array antennas, low noise amplifiers, power amplifiers, filters, RF mixers, up and downconverters, high speed data converters, and other RF electronics components   Design printed circuit board assemblies (PCBAs) for spacecraft including architecture, schematic capture, component selection, layout, bring up and debugging   Qualify your designs through environmental testing including vibration, shock, thermal, and thermal vacuum (TVAC) testing   Collaborate closely with internal and external stakeholders to integrate your designs into the spacecraft system   Qualifications   Bachelor’s degree in computer science, computer engineering, electrical engineering or related science, technology, engineering, or mathematics field   1+ years of experience in microwave and RF engineering   Experience designing multilayer PCBAs and integrating commercial off-the-shelf integrated circuits for RF applications in Altium or similar PCB design tools   Experience with RF circuit modeling and analysis software tools such as Cadence AWR Microwave Office and Keysight ADS   Experience with RF test equipment such as vector network analyzers (VNA), spectrum analyzer, etc.   Ability to work in a fast-paced and high velocity start-up atmosphere   Nice to Have   Experience with component selection for use in space radiation environments and flying hardware in space   Experience with antenna and electromagnetic modeling and analysis software tools such as Ansys Electronics Desktop HFSS a
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