Job Description

ECS is seeking a Senior Software Engineer to work in our St. Louis, MO office.

ECS seeks a Senior Software Engineer (IV) to join our DevSecOps-driven team supporting the National Geospatial-Intelligence Agency’s (NGA) Software Aqua Badge Engineering Resources. This role supports NGA’s DevCorps mission to modernize and sustain GEOINT applications through secure, agile software delivery.

Responsibilities

• Design, develop, and enhance software applications in support of GEOINT mission capabilities.
• Execute front-end and server-side development using HTML, CSS, JavaScript, React, Angular, Python, and Java.
• Implement APIs and microservices that integrate across classified and hybrid cloud environments.
• Apply Test-Driven Development (TDD) and continuous integration practices to deliver high-quality software.
• Support DevCorps automation for security compliance and ATO testing.
• Collaborate with cross-functional teams to deploy software in staging and production environments.
• Maintain accurate project documentation and participate in Agile ceremonies (Sprint Planning, Backlog Grooming, Retrospectives).

Required Skills

• Active TS/SCI clearance.
• Bachelor’s degree in Computer Science, Engineering, Information Systems, or related discipline and 10+ years of software development experience (13+ preferred).
• Demonstrated expertise in Agile development and DevSecOps environments.
• Strong hands-on skills with Python, Java, and JavaScript frameworks (React, Vue, Angular).
• Experience integrating CI/CD pipelines and automated testing frameworks.
• Understanding of cybersecurity principles and secure software development standards.
• Ability to write, review, and maintain technical documentation and software requirements.

Desired Skills

• Familiarity with geospatial data systems, NGA DevCorps standards, and Open Geospatial Consortium (OGC) services.
• Experience with Docker, Kubernetes, AWS GovCloud, and data ingest or cataloging tools.
• Previous experience in federal or IC software engineering projects supporting operations and sustainment.

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ECS is an equal opportunity employer and does not discriminate or allow discrimination on the basis any characteristic protected by law. All qualified applicants will receive consideration for employment without regard to disability, status as a protected veteran or any other status protected by applicable federal, state, or local jurisdiction law.

ECS is a leading mid-sized provider of technology services to the United States Federal Government. We are focused on people, values and purpose. Every day, our 3500+ employees focus on providing their technical talent to support the Federal Agencies and Departments of the US Government to serve, protect and defend the American People.