Software Engineer II – Mission-Critical Defense Systems

Software Engineer II Mission-Critical Defense SystemsLocation: Colorado Springs, CO Peterson SFB areaCompensation: Approximately $120K, depending on experienceClearance: Active Secret required; Top Secret preferredWork Arrangement: 100% on-site

We are recruiting for a Software Engineer II to support mission-critical software development for advanced missile warning systems. This is a fully on-site role in Colorado Springs supporting secure defense programs where software reliability, system performance, and disciplined engineering practices are essential.

The Software Engineer II will design, develop, integrate, test, and maintain complex software systems used in operational environments. This position is well suited for a hands-on software engineer with strong Java skills, experience working in Agile teams, and exposure to containerization and CI/CD tools.

Key Responsibilities

Develop, modify, integrate, test, and maintain software systems and platformsWrite and maintain unit tests to ensure software quality and reliability

Containerize applications using Docker and related technologies

Analyze user and system requirements and develop software solutions

Support secure software development practices in a classified environment

Participate in Agile ceremonies, including sprint planning, stand-ups, reviews, retrospectives, and large-scale planning events

Support integration, verification, and troubleshooting of software components

Develop technical documentation, design documentation, as-built documentation, and operational procedures

Provide diagnostic support to resolve processing anomalies in complex software programs

Assist with specifications, requirements analysis, and software design activities

This is an excellent opportunity for a cleared software engineer who wants to contribute to high-impact national defense systems while working with modern development, containerization, testing, and CI/CD practices.

To be considered, candidates must have an active Secret clearance and be able to work fully on-site in Colorado Springs.

Qualifications

Required Qualifications

Active Secret clearance requiredBachelors degree required

4+ years of relevant software engineering experience

Strong Java Development Experience Required

Experience with Docker required

Experience with unit testing frameworks such as JUnit, Google Test, or similar

Hands-on experience with CI/CD tools such as Jenkins, Bamboo, GitLab CI, or GitHub Actions

Ability to work 100% on-site in Colorado Springs

Experience developing software in structured engineering environments

Ability to produce design and technical documentation with minimal assistance

Preferred Qualifications

Top Secret clearance

C++ development experience

Kubernetes experience

Prior experience supporting missile warning, defense, aerospace, or mission-critical systems

Experience working in secure or classified development environments

Why Is This a Great Opportunity

To be considered, candidates must have an active Secret clearance and be able to work fully on-site in Colorado Springs.