Senior Software Developer T4 — TS/SCI, DoD Cloud

Chenega MIOS SBU; St. Louis (MO); On-site; USD 120,000 - 150,000; Full time

Job summary

Chenega MIOS is seeking a Senior Software Developer T4 in St. Louis, MO to design, develop, test, deploy, and maintain software supporting the Aeronautical Navigation Office.

You will collaborate with Product Owners, QA Managers, the Chief Architect, and cross-functional teams to deliver mission-critical capabilities in a SAFe environment. You will work with C#, Java, JavaScript/TypeScript, Python, and shell scripting, ensuring secure, compliant code and documentation.

Qualifications

• Bachelor’s degree with 8+ years of relevant experience, or Master’s with 6+ years.
• DoD 8570 Certification Compliance at IAT Level II or III, including Security+ or equivalent.
• Top Secret clearance with SCI access and polygraph.
• Experience in software development or integration in cloud/web services or virtualization.
• Experience with C#, Java, JavaScript/TypeScript, Python, or shell scripting.

Responsibilities

• Collaborate with Product Owners, QA Managers, Chief Architect, and teams to design, develop, test, and maintain software solutions.
• Participate in SAFe Agile activities, including daily coordination, backlog refinement, planning, reviews, and retrospectives.
• Review requirements, support task execution, and contribute to deployment activities.
• Develop and maintain solutions using C#, Java, JavaScript/TypeScript, Python, and shell scripting.
• Create and document functionality in GitLab and use DevOps practices to deliver features in an Agile environment.
• Troubleshoot defects, maintain secure and agency-compliant code baselines, and perform code reviews.
• Use Jira, Confluence, and other collaboration tools to support development and delivery.

Education

Bachelor’s degree or higher in a technical field

Master’s degree in a technical field

Tools

GitLab

Jira

Confluence

DevOps tools

Job description

Chenega MIOS is seeking a Senior Software Developer T4 in St. Louis, MO to design, develop, test, deploy, and maintain software supporting the Aeronautical Navigation Office.

You will collaborate with Product Owners, QA Managers, the Chief Architect, and cross-functional teams to deliver mission-critical capabilities in a SAFe environment. You will work with C#, Java, JavaScript/TypeScript, Python, and shell scripting, ensuring secure, compliant code and documentation.