Description

Looking for an opportunity to make an impact?

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.

Are you ready for your next career challenge?

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 is seeking a Senior RF Systems Engineer to join a talented team of engineers and scientists within the RF & Intelligence Solutions Department. The department’s goals include comprehending, exploiting, and evaluating foreign threats. The department performs radio frequency (RF) design, custom hardware builds, algorithm development, and analysis across a variety of both research and development and operational tasks. The candidate selected for this position will support projects for the DoD, Intelligence Community, and other Prime contractors.

Primary Responsibilities

• Performing systems requirements evaluation, functional studies, timeline analysis, trade studies, requirements allocation and interface definition, technical management, integration, system testing, and quality assurance.

• The candidate will promote development of innovative approaches, solutions, and architecture development.

• Frequent interaction with the customer through in-process reviews, customer visits and demonstrations are part of the role.

Basic Qualifications

• A bachelor’s degree in electrical engineering or computer engineering (or related technical discipline) with 8+ years of relevant work history or MS in related field with 6+ years experience.

• Candidate must have a comprehensive understanding of RF transceiver system architecture and cascade analysis.

• Candidate should have design experience working in bands from UHF to Ka.

• Familiarity with software development, integration, and test and as well as requirements development and verification (modeling and simulation background a plus).

• Materials, production, and configuration management history is needed.

• Prior work with Open Air Range integration.

• Candidate must have experience working with lab test equipment such as spectrum analyzers, network analyzers, oscilloscopes, etc.

• Candidate must understand fundamentals of antenna theory (types, designs, beam patterns, etc.)

• Candidate must be a US citizen with at least secret clearance and eligible to obtain and maintain TS/SCI clearance.

Preferred Qualifications

• Experience in SATCOM Payloads

• The ideal candidate will have hands-on work in developing, documenting, and executing test processes and procedures for electronic and electromechanical products.

• Fundamental understanding of DSP concepts (matched filtering, coherent integration, etc.)

• Programming in at least one high-level language (MATLAB, C++, Python)

• Experience with Linux operating systems

• Experience working/integrating RF transceivers with FPGA-based systems.

• Experience working with high-speed ADCs and DACs

• Candidates with TS clearance with SSBI are preferred but not required

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:

September 16, 2025

Pay Range:

Pay Range $104,650.00 – $189,175.00

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.