Leidos

Sr. Software Engineer

Leidos  •  $154k - $278k/yr  •  United States (Onsite)  •  2 hours ago
Apply
AI can make mistakes so check important info. Chat history is never stored.

Job Description

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.

Leidos

About Leidos

Leidos is a Fortune 500® innovation company rapidly addressing the world’s most vexing challenges in national security and health. The company's global workforce of 48,000 collaborates to create smarter technology solutions for customers in heavily regulated industries. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately $15.4 billion for the fiscal year ended December 29, 2023.

Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®.

Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos.

Your most important work is ahead, visit careers.leidos.com for our latest opportunities.

Industry
Aviation & Aerospace
Company Size
10,000+ employees
Headquarters
Reston, Virginia
Year Founded
1969
Social Media