Senior RF Engineer (Aerospace & Defense)

Location: Full-time, on-site position in Hawthorne, California, United States

Salary: $140,000–$220,000 base salary per year

Company

hirify.global develops defense and aerospace products powered by Coherent Distributed Networks for warfighters, commercial air operators, and border protection teams. Founded in 2022, the company has raised $1 billion and has 350 employees across five global offices.

What you will do

• Design, analyze, prototype, tune, and integrate RF and microwave circuit boards using MMICs, LNAs, power amplifiers, baluns, filters, mixers, bias networks, and matching networks.
• Develop RF architectures and perform component trade studies against system-level performance requirements.
• Plan and execute RF testing and characterization at board, module, and subsystem levels using laboratory and field experiments.
• Design and specify RF test equipment, fixtures, and automation while troubleshooting prototype hardware and resolving performance issues.
• Collaborate with systems, power, digital, mechanical, and software engineers to integrate RF designs into larger systems.
• Support the full product lifecycle, including simulations, PCB layout, design reviews, production support, failure analysis, and fielded-system sustainment.

Requirements

• Bachelor’s degree in Electrical Engineering with 4+ years of progressively responsible RF engineering experience, or a master’s degree with 3+ years, or relevant PhD experience.
• Hands-on experience with VNAs, spectrum analyzers, signal generators, power meters, and other RF test equipment.
• Strong understanding of gain, noise figure, linearity, phase noise, stability, impedance matching, and system-level RF performance.
• Ability to analyze, troubleshoot, and resolve complex RF circuit performance issues.
• Experience or ability to support simulations using HFSS, ADS, AWR, or equivalent tools.
• Ability to obtain and maintain a U.S. security clearance.

Nice to have

• Experience with radar, electronic warfare, remote sensing, communications subsystems, RF front ends, antenna integration, or frequency conversion chains.
• Experience with lab and field test planning, measurement correlation, and simulation-to-hardware validation.
• Knowledge of EMI/EMC, aerospace and defense standards, environmental constraints, mixed-signal interfaces, and RF manufacturing considerations.
• Experience with Altium, RF stack-up definition, impedance control, grounding, shielding, isolation, tolerance analysis, and design for manufacturing.
• Active U.S. security clearance and experience supporting production hardware or fielded systems.

Culture & Benefits

• Medical, dental, and vision coverage fully paid by the company.
• 401(k) with a 50% company match up to 6% of pay, plus FSA, HSA, and life insurance.
• Free daily lunch, unlimited PTO, casual dress code, and no-meeting Fridays.
• Competitive base salary, pre-IPO stock options, relocation assistance, and planned annual bonuses.