Umbra · 14 hours ago
Antenna & RF Design Engineer
Arlington, VA
Full-time
Onsite
Senior Level
$150K/yr - $200K/yr
5+ years expUmbra is an American space technology company delivering advanced systems that empower customers worldwide with unmatched access to critical information from space. The Antenna & RF Design Engineer will design and analyze antennas and passive RF structures, ensuring optimal performance in demanding RF environments.
AerospaceGeospatialImage RecognitionInformation TechnologySatellite CommunicationSoftware
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Design and analyze antennas and antenna feed systems including feed horns, waveguide feeds, and polarization networks
Design, optimize, and validate orthomode transducers with high isolation, low loss, and broadband performance
Develop waveguide components such as transitions, bends, twists, couplers, filters, power dividers, and circulators
Perform passive RF and antenna analysis including impedance matching, isolation, insertion loss, and polarization
Conduct full-wave EM simulations of passive and antenna structures using 3D EM tools
Perform tolerance, thermal, and mechanical sensitivity analyses for precision passive hardware
Support fabrication, inspection, and RF testing of passive components, circulators, and antenna assemblies
Measure and analyze S-parameters, isolation, return loss, insertion loss, and antenna radiation characteristics
Collaborate with mechanical, systems, and integration teams to ensure RF performance, robustness, and manufacturability
Generate detailed design documentation, drawings, and verification/test reports
Qualification
Required
Bachelor's degree in Electrical Engineering, Applied Physics, or related field
5-8+ years of professional experience in antenna and passive RF/microwave design
Strong foundation in antenna theory, waveguide theory, ferrite and passive microwave device theory
Demonstrated experience designing and building antennas, OMTs, waveguide-based components, and circulators
Proficiency with 3D EM simulation tools (HFSS, TICRA, CST, FEKO, or equivalent)
Hands-on experience with RF and antenna measurement techniques
Preferred
Masters degree in Electrical Engineering, Applied Physics, or related field
12+ years of professional experience in antenna and passive RF/microwave design
Experience with multi-band, dual-polarized, or wideband antenna systems
Knowledge of horn, reflector, array, or feed network architectures
Familiarity with ferrite materials, magnetic biasing, and non-reciprocal device behavior
Experience with spaceborne, airborne, or ground-based antenna and RF front-end systems
Understanding of environmental qualification and high-reliability passive RF design
Active Security Clearance
Benefits
Flexible Time Off, Sick, Family & Medical Leave
Medical, Dental, Vision, Life, LTD, STD (employer funded)
Vol Life, Critical Illness, Accidental, Hospital Indemnity, Pet Insurance (employee funded)
401k with 3% non-elective company contribution
Stock Options
Free Parking
Free lunch daily in office
Company
Umbra
Cutting edge space systems—from refined mission solutions to best-in-class data
51-200 employees
Funding
Current Stage
Growth StageTotal Funding
$119.63MKey Investors
Nimble PartnersDARPAJohn Burbank
2022-12-07Series B· $75M
2022-05-22Grant
2021-04-16Secondary Market
Leadership Team
Matthew Speitel
Chief Financial Officer
Recent News
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