Jobs Companies Leidos Sr. Software Engineer

About this Sr. Software Engineer role at Leidos

Leidos · Onsite · Alexandria, VA

Senior Software Engineer – C‑UAS Network Communication System (NCS)

Locations: Huntsville, AL and Alexandria, VA .Telecommuting may be available. Clearance: Current Secret clearance with the ability to obtain a Top Secret clearance.

Position is contingent upon contract award.

Leidos is seeking a Senior Software Engineer to lead design, development, integration, and prototyping for the Army’s Counter‑UAS (C‑UAS) Network Communication System (NCS). You’ll build secure, low‑latency tactical software enabling network integration of M‑LIDS and FS‑LIDS systems supporting Short‑Range Air Defense (SHORAD) missions.

Role Overview

You will serve as a senior technical lead across the full software lifecycle—architecture updates, rapid prototyping, secure communications development, cloud integration, remote access solutions, low‑latency performance engineering, and deployment support in contested environments.

Key Responsibilities

  • Software architecture leadership — modify and evolve C‑UAS tactical software baselines.
  • Rapid prototyping — build and demo proof‑of‑concept capabilities for government evaluators.
  • Secure communications development — implement encrypted, authenticated tactical data transmission.
  • Remote access engineering — design zero‑trust gateways and encrypted remote sessions.
  • Cloud integration — develop low‑latency data transfer to Army‑authorized cloud environments.
  • Low‑latency optimization — profile and tune software for near‑real‑time performance.
  • Command‑and‑control tools — build centralized and distributed management capabilities.
  • Integration & testing — validate prototypes in simulated contested environments.
  • Cybersecurity support — contribute to secure coding, software assurance, and ATO documentation.

Basic Qualifications

  • Masters degree in CS, Software Engineering, EE, or related field preferred. Bachelor’s degree in CS, Software Engineering, EE, or related field; 15+ years relevant experience is required.
  • Senior‑level development expertise in C, C++, Python, or Java for tactical/embedded systems.
  • Current Secret security clearance with the ability to obtain a Top Secret security clearance.
  • Proven leadership in prototype development and iterative build‑test cycles.
  • Experience designing/modifying complex tactical or networked software architectures.
  • Hands‑on experience with secure communications, encryption, MFA, and access control.
  • Expertise in VPN/zero‑trust remote access, secure gateways, and encrypted sessions.
  • Demonstrated ability to engineer low‑latency, jitter‑optimized software.
  • Experience developing software for DIL (degraded/intermittent/limited) environments.
  • Knowledge of DoD cybersecurity, secure coding, and RMF/ATO processes.
  • Strong technical writing and ability to brief government stakeholders.

Preferred Qualifications

  • Experience with C‑UAS, SHORAD, LIDS, or related Army air‑defense programs.
  • Background modifying fielded tactical defense software.
  • Experience with edge/cloud architectures in contested environments.
  • Participation in rapid capability demos or soldier touchpoints.
  • Familiarity with DoD crypto standards, DevSecOps, or containerized environments.
  • Prior DoD technical lead experience.
  • AWS/Azure GovCloud certifications.

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 $154,050.00 - $278,475.00

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.

Ready to apply to Leidos?
Apply to Leidos

How this Software Engineer salary compares

This role pays $216,263/yrabove the typical range for Software Engineer roles.

$97,638 median $151,475 $184,325

Typical range $122,275–$184,325/yr, from 11 comparable Software Engineer listings on JobsRadar (pay annualized to USD). See Software Engineer salary insights →

About Leidos

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 $17.2 billion for the fiscal year ended January 2, 2026. 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

See all jobs at Leidos →

Similar jobs

Sign up for suggestions tailored to the jobs you open and the searches you save.

More jobs at Leidos

See all jobs at Leidos →

Apply now
🤖

Whoa — hold up

JobsRadar was built for real people having a rough time in their job search — not for automated requests. You're clicking way too fast and you're now temporarily blocked.

Come back later. If you're genuinely job hunting, we've got your back — just act like a human.

Catch your next role the second it’s posted.

Create a free account and we’ll watch the boards for you — the instant a job matches your search, it lands in your inbox or Telegram. No digging, no refreshing.

Create free account

Free forever · takes 30 seconds · already have one?

Get an edge on your job hunt.

Join our Telegram channel for the stuff that helps you land the role — salary benchmarks, the weekly market pulse, and new-feature drops. No spam, just signal.

Join the channel — it's free