RF Engineer

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At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainable. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.

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Leidos Defense Systems Sector provides a diverse portfolio of systems, solutions, and services covering land, sea, air, space, and cyberspace for customers worldwide. Solutions for Defense include enterprise and mission IT, large-scale intelligence systems, command and control, geospatial and data analytics, cybersecurity, logistics, training, and intelligence analysis and operations support. Our team is solving the world’s toughest security challenges for customers with “can’t fail” missions.

Leidos’ Defense Systems, Electrical Systems Department is seeking a talented RF Engineer to join a multidisciplinary team to create unique solutions to complex engineering challenges in our Huntsville, AL location. The ideal candidate will thrive in a learning environment that encourages leadership and technical growth. The Electrical Systems Department is a design-focused group of engineers specializing in advanced hardware-based solutions. As a technical contributor, the individual will support a variety of programs to develop electronic assemblies integrated into a diverse range of aerospace and military systems including manned/unmanned ground/air vehicles, missiles, defensive radars, and space systems.

Primary Responsibilities

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 resolving technical issues that are discovered during the manufacture and test of deliverable hardware.

Integrate products into larger systems by working with system design teams.

Basic Qualifications

Bachelors degree in Electrical Engineering, Computer Engineering or related technical field with 4+ years of experience or MS degree and 2+ years of experience.

Candidate must demonstrate experience in the design, test, and manufacture of analog/mixed-signal PCBs or integrated RF/microwave assemblies.

Candidate must have hands-on laboratory experience with instrumentation, test equipment, and debug/test methods including use of network analyzers, spectrum analyzers, oscilloscopes, signal generators, etc.

Position requires candidates to be capable of performing in a collaborative engineering environment working closely with multi-disciplinary teams.

Candidate must have demonstrated experience effectively communicating within a team environment.

Candidate must be a resident of the North Alabama area or willing to relocate to the Huntsville - North Alabama, AL area.

US Citizenship is required.

Position requires eligibility to obtain and maintain secret security clearance.

Preferred Qualifications

Developing exciter, transmitter, receiver and antenna subsystems

Modeling, simulation, design verification testing, and characterization of RF circuits

Radar and communications principles

Industry standard EDA tools (Mentor Graphics Xpedition, PADS, Altium)

VPX/VNX, FMC/FMC+, Open System Architectures

MATLAB and/or Python experience simulating radar and communication signal processors

EMI/EMC mitigation and test experience

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:

July 17, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $87,100.00 - $157,450.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.