C-UAS RF Engineer

Leidos Inc; Alexandria (VA); Hybrid; USD 108,000 - 195,000; Full time

Job summary

Leidos is seeking an experienced RF Engineer III to design, analyze, and test RF communication links for the Army's CUAS Network Communication System. The role involves RF link design, propagation modeling, EW threat mitigation, and integration with secure network architectures to support SHORAD missions.

The position requires 8+ years of RF engineering experience, DoD cybersecurity familiarity, and a active Secret clearance with the ability to obtain Top Secret clearance.

Qualifications

• Bachelor's degree in EE/RF/Communications with 8+ years RF experience.
• Active Secret clearance with ability to obtain Top Secret clearance.
• Experience with RF link analysis, propagation modeling, and spectrum planning.

Responsibilities

• Perform RF link budget analysis, propagation modeling, and spectrum assessments.
• Design RF links/waveforms for secure, reliable tactical data transmission.
• Integrate RF hardware with secure network architecture.
• Mitigate interference, jamming, and EW threats; design antijam/frequency agile approaches.
• Optimize RF link latency, throughput, and reliability for remote monitoring/control.
• Support RF testing, EMI/spectrum compliance, and field/range evaluations.
• Provide RF input to RMF/ATO security requirements and assessments.
• Present RF analysis and recommendations at TIMs; maintain RF sections of system documentation.

Skills

RF engineering

Link budget

Spectrum planning

EW threat

RF testing

Technical writing

Education

Bachelor's in EE/RF/Communications

Tools

Spectrum analyzers

Signal generators

Job description

Description

RF Engineer III - CUAS Network Communication System (NCS)

Locations: Huntsville, AL ,Alexandria, VA. Telecommuting may be available.

Clearance: Active Secret with the ability to obtain a Top Secret security clearance.

This position is contingent upon contract award.

Leidos is seeking an RF Engineer III to design, analyze, and test RF communication links for the Army's CounterUAS (CUAS) Network Communication System (NCS). You'll ensure secure, reliable RF connectivity supporting MLIDS and FSLIDS systems used in ShortRange Air Defense (SHORAD) missions.

This role spans RF link design, propagation modeling, EW threat mitigation, RF hardware integration, and field testing-working closely with systems, software, and cybersecurity teams in an Agile environment.

Key Duties

• Perform RF link budget analysis, propagation modeling, and spectrum assessments.
• Design RF links/waveforms supporting secure, reliable tactical data transmission.
• Integrate RF hardware (radios, antennas, transceivers) with secure network architecture.
• Mitigate interference, jamming, and EW threats; design antijam/frequencyagile approaches.
• Optimize RF link latency, throughput, and reliability for remote monitoring/control.
• Support RF testing, EMI/spectrum compliance, and field/range evaluations.
• Provide RF input to RMF/ATO security requirements and assessments.
• Present RF analysis and recommendations at TIMs; maintain RF sections of system documentation.

Basic Qualifications

• Bachelors in EE/RF/Communications Engineering + 8+ years RF engineering experience.
• Current Secret clearance with the ability to obtain a Top Secret clearance.
• Experience with RF link analysis, propagation modeling, and spectrum planning.
• Handson RF hardware/system design and integration.
• Familiarity with EW threats and antijam RF design.
• Experience with RF test tools (spectrum/network analyzers, signal generators).
• Knowledge of DoD cybersecurity and spectrum management requirements.
• Strong RF technical writing and ability to brief government stakeholders.

Preferred Qualifications:

• Experience with CUAS/SHORAD/LIDS systems.
• RF integration for fielded tactical systems (MLIDS/FSLIDS).
• Experience with MATLAB/SystemVue or similar RF modeling tools.
• SDR/waveform development experience.
• Military/federal spectrum coordination experience.
• Agile/Scrum engineering 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: September 9, 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 $107,900.00 - $195,050.00

Pay Range $107,900.00 - $195,050.00, the Leidos pay range for this job level is a general guideline onlyand 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.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Commitment to Non-Discrimination

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.