RF Engineer

RF Engineer – Huntsville, AL

Leidos Defense Systems Sector is seeking an RF Engineer to work on defense-grade RF and mixed-signal electronics in our Huntsville, AL location. The role involves designing, troubleshooting, and testing RF PCBs, modules, and chassis across multiple frequency bands, collaborating with firmware/software engineers, manufacturing teams, and system design teams.

• Design, troubleshoot, and test defense-grade mixed-signal electronics that implement embedded processors (FPGAs, SoCs, SoMs), ADC/DACs, and power distribution networks in challenging SWaP packages.
• Design, troubleshoot, and test RF PCBs, modules, and chassis across several high frequency bands (L-band, S-band, C-band, X-band, Ku-band, Ka-band).
• Collaborate with firmware/software engineers throughout product lifecycle to develop application software and test equipment.
• Engage with manufacturing teams to employ DFM practices in product design, and resolve technical issues discovered during manufacturing and test of hardware.
• Integrate products into larger systems by working with system design teams.

• Bachelors degree in Electrical Engineering, Computer Engineering or related technical field with 4+ years of experience or MS degree and 2+ years of experience.
• Experience in the design, test, and manufacture of analog/mixed-signal PCBs or integrated RF/microwave assemblies.
• Hands‑on laboratory experience with instrumentation, test equipment, and debug/test methods including network analyzers, spectrum analyzers, oscilloscopes, and signal generators.
• Capability to perform in a collaborative engineering environment working closely with multi-disciplinary teams.
• Effective communication within a team environment.
• Resident of North Alabama or willing to relocate to the Huntsville – North Alabama area.
• US Citizenship required.
• Eligibility to obtain and maintain secret security clearance.

• Experience developing exciter, transmitter, receiver and antenna subsystems.
• Modeling, simulation, design verification testing, and characterization of RF circuits.
• Knowledge of radar and communications principles.
• Experience with industry standard EDA tools (Mentor Graphics Xpedition, PADS, Altium).
• Experience with VPX/VNX, FMC/FMC+, Open System Architectures.
• MATLAB and/or Python experience simulating radar and communication signal processors.
• EMI/EMC mitigation and test experience.

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.