Join ClearEdge and be part of a mission-focused team solving some of the DoD’s most complex technical challenges. Every day, ClearEdge supports government and industry customers by delivering innovative solutions that enable critical operations and mission success.

ClearEdge offers an extremely competitive benefits package—including a $10k annual training and education benefit, a 10% 401(k) contribution fully vested on day one, annual health and technology allowances, and access to a state-of-the-art technology lab. Learn more at www.clearedgeit.com/careers/

Your Mission:

As a Software Engineer III, you will support the development and sustainment of infrastructure software and services for High Performance Computing (HPC) systems in a Linux environment. You will design, build, test, and maintain software components that support our mission operations. Your role involves working with containerized applications, automating deployments, and integrating continuous delivery pipelines.

This position requires a current polygraph within the last 7 years.

You Will Excel in This Role If You Are:

Experienced in designing and developing complex software systems
Confident in debugging, testing, and documenting system components
Skilled in containerization, automation, and CI/CD practices
Comfortable working in Linux environments using the command line
Knowledgeable in agile methodologies and collaborative toolsets
Effective in translating system-level requirements into software solutions
Capable of integrating and optimizing software within operational systems

A Day in the Life:

Developing and maintaining Linux-based software for HPC infrastructure
Scripting in Bash and Python to automate system tasks
Building and deploying containers with Docker, Podman, or containerd
Automating deployments using Ansible and supporting CI/CD pipelines
Debugging and troubleshooting issues in operational systems
Collaborating with cross-functional teams using Git, JIRA, and Confluence
Participating in Agile or Scaled Agile development sprints

What we are expecting from you:

TS/SCI with Polygraph (within the last 7 years)
Nine (9) years of software engineering experience OR Bachelor’s degree + seven (7) years of experience OR Master’s degree + five (5) years of experience
Proficiency in Linux CLI, Python, and Bash scripting
Experience with Rust or similar modern programming languages
Familiarity with Docker, Podman, or containerd
Hands-on experience with CI/CD tools such as GitLab CI or Jenkins
Strong understanding of Git and version control workflows

Nice to Have:

Familiarity with NetBox or other DCIM tools
Experience with Splunk or other observability platforms
Knowledge of Keycloak or similar IAM solutions
Experience using HashiCorp Vault for secrets management
Proficiency with the Atlassian Tool Suite (JIRA, Confluence)
Familiarity with Agile, Scrum, or SAFe methodologies

ClearEdge is an established small business that values its employees and is committed to providing an environment where individuals can succeed and grow. We believe in developing our people, promoting from within, and fostering long-term career growth across the organization.

Our Core Values—Honesty, Integrity, Loyalty, Fairness, Respect, Responsibility, and Accountability—guide everything we do. These principles shape our culture, inform our decisions, and drive our commitment to excellence in support of our customers and partners.

If this position is not the right fit, we encourage you to visit our Careers page to explore other opportunities at ClearEdge or connect with one of our recruiters at [email protected]. ClearEdge is an equal opportunity employer.

ClearEdge

Software Engineer 3

About the Job

Requirements

Responsibilities

Desired Qualifications

You Will Excel in This Role If You Are:

A Day in the Life:

What we are expecting from you:

Nice to Have:

About the Company

ClearEdge

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