Senior Software Defined Radio (SDR) Engineer

Today, Electronic Warfare (EW) is a growing enterprise — protecting the warfighter and our national security against ever-adapting threats. Our division currently has an exciting opportunity for a Software Defined Radio (SDR) Engineer to perform design, development, and hardware/software integration in Arlington, VA for the Electronic Warfare Division.

Our division primarily focuses on research & development and advanced prototyping, transforming state-of-the-art signal processing algorithms into real-time software systems deployed on advanced RF platforms.

The successful candidate will be an individual contributor responsible for designing, developing, and integrating high-performance SDR solutions using Ettus Research USRP platforms . This role requires expertise in real-time RF signal processing, low-latency streaming architectures, and software development close to the hardware layer.

The ideal candidate is comfortable building production-grade SDR systems from the ground up and optimizing them for demanding operational environments.

• Design, develop, and deploy advanced SDR systems using Ettus Research USRP hardware

• Develop software for low-latency and real-time RF applications

• Perform RF system integration, testing, calibration, and troubleshooting

• Integrate SDR platforms into larger communications, sensing, or EW architectures

• Produce technical documentation, interface definitions, and software architecture artifacts

• Support lab and field testing activities, travel up to 15%

• Must have 8+ years of expereince including strong hands-on experience with:

• Ettus Research USRP platforms ( X310/X410, N320/N321, X440, B-Series platforms)

• Linux systems programming, including Linux performance optimization

• Position requires an active Secret security clearance or the ability to obtain and maintain one

• Comfortable working directly with hardware in lab and field environments

• Capable of building production-grade SDR software from the ground up

• Strong debugging, optimization, and performance tuning skills

• Self-starter capable of operating in fast-paced R&D environments

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.

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.

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.