RF Engineer (Aerospace)

Location: On-site in Burlingame, California, United States. Travel is required as needed to support off-site testing events.

Salary: $160K–$180K per year, plus equity.

Company

hirify.global develops Pulsar, a low Earth orbit satellite infrastructure providing high-precision positioning, navigation, and timing services.

What you will do

• Design, implement, test, and optimize RF systems for a next-generation satellite navigation system.
• Develop RF solutions spanning spacecraft payload electronics and ground monitoring systems.
• Build and calibrate RF test setups and analyze test data against design requirements.
• Support the end-to-end RF broadcast system for high-accuracy positioning, navigation, and timing services.
• Collaborate with engineering teams and external partners, communicate technical findings, and support off-site testing events.
• Move RF projects from design through implementation with a proactive, detail-oriented approach.

Requirements

• 2–4 years of RF engineering experience.
• Understanding of electromagnetic principles underlying RF communications and common RF system performance metrics.
• Ability to interpret PCB schematics and layout drawings, with familiarity using PCB design tools such as Altium.
• Hands-on experience with electrical and RF test equipment, including multimeters, oscilloscopes, signal generators, and spectrum analyzers.
• RF design experience in L-band, S-band, and C-band, including experience tuning RF amplifiers and circuits.
• Familiarity with RF circuit simulation tools such as Keysight ADS or AWR Microwave Office.
• Hands-on experience developing and calibrating RF test setups and analyzing RF test data against design requirements.
• Experience with space RF electronics, including phenomena such as multipaction.
• Strong problem-solving skills, attention to detail, effective cross-functional collaboration, and clear communication of technical findings to multidisciplinary teams and external partners.
• Willingness and ability to travel for off-site testing events and a proactive approach to moving projects from design through implementation.
• Knowledge of or experience with GNSS systems.
• For U.S. roles, U.S. citizenship, lawful permanent residence, or another protected-individual status under 8 U.S.C. 1324b(a)(3) is required.

Nice to have

• Hands-on experience or coursework in antenna design or testing.
• Familiarity with 3D electromagnetic simulation tools such as Ansys HFSS.
• A track record of RF PCB or antenna designs that have been built and tested.
• Experience implementing passive or active RF subsystems on the bench or on PCBs.

Culture & Benefits

• Full-time employment with equity.
• Commitment to diversity and an inclusive work environment.
• Equal consideration for qualified applicants regardless of legally protected characteristics.