RF Systems Engineer at Hermeus

Compensation

$138,550 – $187,450/yr

Location: Los Angeles, California
Type: Full-time
Posted: Jan 22, 2026

Description

Hermeus, a defense aviation company focused on rapid iterative prototyping, seeks an RF Systems Engineer. This role involves defining RF hardware requirements, developing system architectures, and overseeing the integration and testing of RF solutions for aircraft and ground stations. The successful candidate will collaborate with multidisciplinary teams, ensuring high-ownership technical delivery and contributing to end-to-end design validation.

Required Skills

RF Hardware Simulation
Test Concept Development
Hardware Architecture Definition
Design Validation
Troubleshooting
Manufacturing Collaboration
Data Analysis

Additional Information

Required Previous Experiences: 4+ years of professional experience designing and testing electrical, antenna and/or RF hardware and systems.
Experience with RF/Antenna Systems in L/S/C/Ku and Ka-Band frequencies.
Preferred Qualifications: Demonstrated experience working collaboratively in cross-functional teams.
Strong troubleshooting and problem diagnostic skills
Understanding of electromagnetic propagation, impedance matching, Smith Chart, VSWR, P1dB, IIP3, NF, and etc.
Understanding of digital modulation such as QAM, BPSK, QPSK, and SOQPSK or similar.
Experience working with VNA, spectrum analyzers, RF power meters, and other relevant RF test equipment.
Experience with test equipment automation and scripting
Strong hands-on skills including prototyping/soldering and the use of a full range of instrumentation including multimeters, oscilloscopes, current meters, etc
Support ongoing regulatory filling including FCC, FAA, and AFTRCC.
Previous Experience on Integration and Test of an RF Systems (of any kind) with Radio as an integral part of RF Systems.
Master's degree with emphasis in Antenna, Electromagnetic theory and/or microwave circuits.
Experience using in HFSS (or similar antenna simulation tools).
Familiarity with Antenna design, including types and tradeoffs.
EMI/EMC testing per MIL-STD-461.
Prior experience working on an airborne vehicle.
Experience in a startup or agile development environment.
Experience with Python or other scripting languages to aid automation, data analysis, etc
Ability to travel on short notice to support test campaigns

About Hermeus

Hermeus

aerospaceHawthorne, CA, US51-200

Reclaiming the lost art of rapid iterative prototyping to build fast and powerful aircraft on relevant timelines, delivering the high-speed systems our nation and its allies need to command the skies and deter global threats.