C-UAS Tactical Software Systems Engineer

Leidos is seeking a Tactical Software Systems Engineer to develop and modernize software for the Army’s CounterUAS Network Communication System (NCS). You’ll build secure, resilient software enabling remote management, cloud integration, and tactical communications for MLIDS and FSLIDS systems supporting ShortRange Air Defense (SHORAD) missions.

This role spans fulllifecycle engineering-architecture updates, secure comms development, contestedenvironment cloud integration, remote C2 tooling, integration/test, and cybersecurity support. Your work directly strengthens the Army’s ability to detect and defeat low, slow, small UAS threats in degraded and contested environments.

Primary Responsibilities

• Analyze and upgrade existing CUAS software architecture.
• Design/modify tactical software components, interfaces, and data flows.
• Develop secure communication protocols (encryption, MFA, access control).
• Build cloudintegrated data collection/transfer software for DIL environments.
• Create remote commandandcontrol and monitoring tools (centralized & distributed).
• Integrate, test, and validate software in simulated contested conditions.
• Support cybersecurity, RMF/ATO activities, and patch/security updates.
• Present technical results and maintain system requirements documentation.

• Bachelor’s in CS, Software/Computer/Electrical Engineering (or equivalent) + 10+ years tactical/embedded software experience.
• Strong development experience in C, C++, Python, Java.
• Proven background in complex software architecture design/modification.
• Experience with secure network comms, encryption, MFA, access control.
• Experience developing software for DIL/contested cloud environments.
• Experience with remote C2, monitoring, and configuration software.
• Current Secret clearance\ with the ability to obtain a Top Secret security clearance
• Knowledge of DoD cybersecurity, secure coding, and RMF/ATO.
• Strong technical writing and ability to brief Government stakeholders.

Preferred Qualifications

• Experience with CUAS, SHORAD, LIDS, or similar defense systems.
• Experience modifying fielded tactical software.
• Background in DIL cloud/edge architectures and DoDapproved crypto.
• Experience with ATO packages, DevSecOps, containers, or classified agile development.

This position is contingent upon contract award

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

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., 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.

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.