RF Engineer

As an RF Engineer at Xona, you’ll design, implement, test, and optimize RF systems that enable our next-generation satellite navigation system. From spacecraft payload electronics to ground monitoring systems, your work will help ensure our end-to-end RF broadcast system delivers Xona’s high-accuracy, high-precision positioning, navigation, and timing (PNT) service.

Required Qualifications

• 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 using electrical and RF test equipment, including multimeters, oscilloscopes, signal generators, and spectrum analyzers.
• RF design experience in L-band, S-band, and C-band.
• Familiarity with RF circuit simulation tools such as Keysight ADS or AWR Microwave Office.
• Hands-on experience developing and calibrating RF test setups.
• Ability to analyze RF test data and assess performance against design requirements.
• Experience with space RF electronics, including an understanding of phenomena such as multipaction.

Preferred Qualifications

• Strong problem-solving skills, attention to detail, and the ability to collaborate effectively across engineering teams.
• Ability to communicate technical findings clearly to multidisciplinary teams and external partners.
• Willingness and ability to travel to support off-site testing events as needed.
• A proactive approach to moving projects from design through implementation.
• Knowledge of or experience with GNSS systems.
• Hands-on experience or coursework in antenna design or testing.
• Familiarity with 3D electromagnetic simulation tools such as Ansys HFSS.
• Experience tuning RF amplifiers and circuits.
• 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.

For U.S. Roles: To comply with U.S. Government space technology export regulations, applicant must be a U.S. citizen, lawful permanent resident of the United States (i.e. Green Card holder), or other protected individual as defined by 8 U.S.C. 1324b(a)(3).

For U.K. Roles: To comply with U.K. regulations, this role requires Baseline Personnel Security Standard (BPSS) checks, and successful candidates must be eligible to obtain UK Security Clearance (SC).

For Canada Roles: Successful candidates must obtain and hold a security clearance at the reliability status level, and pass security assessment for the Canadian Controlled Goods Program (CGP) and ITAR.