Software Developer​/SME

Job Description - Software Developer/SME (CIS
0003KP)

Software Developer/SME - ( CIS
0003KP )

Are you interested in using your skills to help shape the Cyber, Security, & Intel space? If so, look no further. Amentum is seeking a Software Developer to join our team of passionate individuals in Chantilly or Herndon, VA
. In this role you will support challenging, mission-critical projects that make a direct impact on the Nation’s security and intelligence mission.

We are seeking a talented and experienced Senior Software Engineer to join our dynamic team. The ideal candidate will have over 10 years of software development experience with a strong background in multi-tiered C# .NET applications, information systems, and service-oriented architectures. The role requires proficiency in full-stack development, database design, Dev Ops, and the ability to mentor junior developers.

• 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.
• Research, prototype, and recommend improvements to existing systems and architectures.
• Troubleshoot and resolve complex software, performance, and infrastructure issues.
• Research and adopt emerging technologies to enhance system efficiency.

• 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 Dev Ops practices.
• Background in on‑call support and operational monitoring of critical systems.

• TS/SCI w/ Poly
• M.S. in Computer Science or equivalent (desired)
• B.S. in Mathematics and/or Computer Science (required)

Minimum Years of

Experience:

10

• Understanding of Enterprise Service Bus architecture.
• Experience with Open Shift or other container orchestration software.
• Excellent technical writing and documentation skills.
• Experience in collaborating with multidisciplinary teams.
• Familiarity with high‑availability systems and secure communications.
• Experience providing Tier 3 on‑call 24x7 support for critical systems.

United States-Virginia-Chantilly-20394-CHV0