Principal Radio Frequency Engineer

Job Descriptionn

Principal RF Engineer

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Location: Can be based in El Segundo, California, Denver, Colorado or Austin, Texas, United States

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Employment Type: Full-Time | On-Site

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Package: $160K – $200K Base + Stock Options + Full Benefits

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Are you an experienced RF Engineer looking to design cutting-edge phased array communications systems for the space and aerospace sectors?

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On offer is the opportunity to lead the development of advanced RF hardware for a fast-scaling company building high-performance communications systems for satellites, UAVs, and launch vehicles. You’ll own the design and delivery of end-to-end RF electronics—from schematic and layout through test and in-orbit support.

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Join a passionate, hands-on engineering team pioneering plug-and-play solutions for next- space platforms. You’ll contribute across the product lifecycle while mentoring others and leading technical programs.

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This position would suit a senior-level RF engineer with deep technical experience and the desire to drive high-impact work in a collaborative startup environment.

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Key Responsibilities

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• Design and develop RF circuits, modules, and systems across the full product lifecycle.

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• Deliver block diagrams, schematics, PCB layouts, simulations, and RF test plans.

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• Lead the design of subsystems including front ends, mixers, filters, synthesizers, and phased arrays.

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• Perform system-level RF analysis, including link budgets and modulation schemes.

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• Work closely with cross-functional teams to integrate RF systems into airborne and space platforms.

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• Own hardware from architecture through qualification, test, and customer delivery.

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• Support proposal writing and present technical content in design reviews.

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• Provide mentorship across the hardware team and lead technical efforts where required.

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Essential Skills and Experience

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• Bachelor’s degree in Electrical Engineering or related field (Master’s ).

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• 9+ years’ experience in RF system and circuit design.

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• Fluent in industry-standard simulation and EDA tools (e.g., CST, ADS, Altium).

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• Hands-on lab experience with VNAs, spectrum analyzers, signal generators, and oscilloscopes.

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• Strong grasp of RF architecture, component selection, layout best practices, and test strategy.

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• Must meet ITAR/EAR requirements (U.S. , permanent , asylee, refugee).

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• Excellent written and verbal communication skills.

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Application Instructions

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If you're interested in this role, please apply or send your resume to