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Software Developer - Cyber Security - Intelligence - Full Stack Development - C# .NET Applications - DevOps

Amentum

Salary not specified
Sep 20, 2025
Chantilly, VA, USA • Reston, VA, USA
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Amentum is seeking a Software Developer to support challenging, mission-critical projects that make a direct impact on the Nation’s security and intelligence mission.

Requirements

  • Over 10 years of hands-on software development experience.
  • Hands-on experience with secure systems engineering, systems integration, and reverse engineering.
  • Proficiency in programming languages: C, C++, SQL.
  • Experience working with tools like JIRA, Confluence, Splunk, and Enterprise Architect.
  • Strong skills in debugging, performance optimization, and DevOps practices.
  • Background in on-call support and operational monitoring of critical systems.
  • Understanding of Enterprise Service Bus architecture.

Responsibilities

  • Lead software development projects from requirements analysis through deployment and maintenance.
  • Design and develop software solutions, employing technologies such as C, C++, SQL Server, Microsoft Windows Server, and Linux.
  • Monitor, troubleshoot, and enhance system operations using tools like Splunk and Grafana/Prometheus.
  • Work with Jira and Confluence for agile management.
  • Produce technical documentation, including system designs, Interface Control Documents (ICDs), and operational procedures.
  • Collaborate with cross-functional teams to reverse engineer legacy codebases and produce UML models using Enterprise Architect.
  • Support secure communications systems, ensuring compliance with operational and security standards.

Other

  • TS/SCI w/ Poly
  • M.S. in Computer Science or equivalent (desired)
  • B.S. in Mathematics and/or Computer Science (required)
  • Experience providing Tier 3 on-call 24x7 support for critical systems.
  • Experience in collaborating with multidisciplinary teams.