Backend Software Engineer (TS/SCI Cleared)

Dormont Manufacturing Co; Chantilly (VA); On-site; USD 90,000 - 120,000; Full time

Job summary

Dormont Manufacturing Co is seeking a Backend Support Software Developer for a fully onsite role, directly supporting the National Geospatial-Intelligence Agency (NGA). You will enhance code, integrate backend solutions, and ensure systems remain secure and reliable.

Key responsibilities include troubleshooting backend issues, developing functionality in GitLab, and collaborating with Agile teams. The ideal candidate will have advanced experience with Python, C#, and REST APIs as well as an active Top Secret clearance.

Qualifications

• Active Top Secret clearance with ability to obtain SCI post-hire.
• DoD 8570 compliance (Security+ or higher).
• 3+ years of experience in Python and C#/Java frameworks.
• 4+ years with unit testing, CI/CD tools, and GitLab.
• Strong experience troubleshooting REST APIs, backend databases, and distributed applications.

Responsibilities

• Troubleshoot and resolve complex backend issues involving REST APIs, databases, and applications.
• Develop, enhance, and document backend functionality within GitLab repositories using DevOps practices.
• Collaborate with Agile teams in sprint planning, standups, and testing activities.

Skills

Python

C#

Java

REST APIs

GitLab

Linux

Windows

Education

Bachelor’s degree with 8+ years relevant experience or Master’s degree with 6+ years

Tools

CI/CD tools

Atlassian tools (Jira/Confluence)

AWS CloudFormation

Job description

We are seeking a Backend Support Software Developer for a fully onsite role with high visibility, working in direct support of the National Geospatial-Intelligence Agency (NGA).

The position focuses on enhancing existing code, integrating backend solutions, and ensuring mission systems remain secure, scalable, and reliable. The developer will work closely with cross-functional teams to troubleshoot complex technical challenges, support incident response, and drive continual system improvements that enable safe and effective aeronautical navigation capabilities.

Key Responsibilities:

• Troubleshoot and resolve complex backend issues involving REST APIs, databases, and applications.
• Develop, enhance, and document backend functionality within GitLab repositories using DevOps practices.
• Collaborate with Agile teams in sprint planning, standups, and testing activities using Atlassian tools (Jira/Confluence).
• Apply expertise in Python, C#, and/or Java to deliver scalable backend solutions.
• Contribute to system development for analytics, exploitation, production, and dissemination using cloud, SOA, web services, and virtualization technologies.
• Support and enhance incident response procedures, ensuring quick turnaround for operational stability.
• Integrate open-source and GOTS solutions into enterprise systems.
• Plan and prioritize development tasks, delivering results aligned with User Story Acceptance Criteria.
• Apply cloud computing knowledge to modify backend systems and APIs for visualization and data filtering.

Required Qualifications:

• Bachelor’s degree with 8+ years relevant experience or Master’s degree with 6+ years.
• Active Top Secret clearance with ability to obtain SCI post-hire.
• DoD 8570 compliance (Security+ or higher).
• 3+ years of experience in Python and C#/Java frameworks.
• 4+ years with unit testing, CI/CD tools, and GitLab.
• Strong experience troubleshooting REST APIs, backend databases, and distributed applications.
• Familiarity with Agile/DevOps best practices and experience supporting iterative testing.

Preferred Skills/Experience:

• Linux and/or Windows system administration experience.
• Familiarity with DoD Aeronautical Datasets.
• Experience with AWS CloudFormation templates and cloud-based deployments.
• Exposure to Node, NPM, REST API development, and Swashbuckle.
• DevOps or C# Developer certifications.
• Strong technical documentation skills and proven ability to collaborate across technical teams.