RF Engineer

Job Title

RF Engineer

Hybrid (on-site ~3x weekly) — Morrisville, NC

Full Time, Direct Hire

U.S. citizenship or permanent residency required

A NC-based defense technology company is developing disruptive systems in drone-based electronic warfare to give tactical teams a decisive edge in contested environments. They are expanding the team and are looking to add a motivated and skilled RF Engineer. Please see job details below!

We are seeking an innovative RF Engineer to join our team in designing, building, and testing advanced electronic systems. The ideal candidate is comfortable moving between mechanical design, fabrication, production, and software development. If you enjoy solving complex technical challenges at the intersection of embedded systems, radio communications, and tactical software and want to see your work fly, we want to hear from you.

• Design and develop advanced RF circuits and subsystems for phased arrays, transmitters, and receivers.
• Design, capture, and layout RF transceivers and high-speed mixed-signal PCBs.
• Work with matching networks, filters, LNAs, mixers, VGAs, PLLs/synthesizers, and VCOs.
• Apply best practices for EMI/RFI control and troubleshoot interference issues during design and test.
• Build and test prototypes using signal generators, spectrum analyzers, VNAs, power meters, and noise figure meters.
• Support integration of RF and microwave assemblies into drones and related systems.
• Analyze field performance data, identify root causes of performance issues, and implement corrective design actions.
• Collaborate with firmware engineers to define and validate embedded interfaces and control loops.

• Master's degree in Electrical Engineering or related field, or equivalent experience.
• Minimum of 5 years of RF design experience from concept through production.
• Strong understanding of impedance matching, Smith charts, IP3, IMD, phase noise, and harmonic distortion.
• Proficiency with PCB CAD tools for schematic capture and PCB layout.
• Hands‑on experience with RF test equipment and prototype bring‑up.
• U.S. citizenship or permanent residency status.

• Experience with antenna design or characterization.
• Familiarity with Altium Designer.
• Experience debugging EMI/EMC issues at board and system levels.
• Background in embedded software integration and RF control loops.
• Ability to operate effectively in a fast‑moving, resource‑constrained startup environment.
• Strong written and verbal communication skills.
• Proven track record of problem solving and ownership from concept through field validation.

Comprehensive benefits package that includes medical, dental, and vision insurance with company contributions for employees and their families. 401(k) and HSA, both employee‑contribution plans, unlimited flexible paid time off for full‑time employees, and paid holidays. All employees receive advance notice of company‑wide breaks each year, which include a two‑week winter shutdown, a one‑week summer break in early July, and a Wednesday through Friday break over Thanksgiving.

Full‑time employees receive these breaks as paid time off. Full‑time in‑office employees also receive Door Dash‑provided lunches four days per week, up to a daily limit, and all employees receive free Dash Pass.

System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.