Senior DevSecOps Engineer - TS​/SCI w CI Poly

Title:

Senior Dev Sec Ops  Engineer

Location:

Sterling, VA

Clearance required:

Active TS/SCI with CI Poly

Employment type:

Full-time, Onsite

Modern Government Solutions (MGS) is seeking a Senior Dev Sec Ops  Engineer to help build, automate, and secure the next generation of mission‑critical engineering environments supporting national security initiatives. In this role, you will drive the implementation of Dev Sec Ops  practices, CI/CD pipelines, cloud‑native solutions, and automated testing capabilities that accelerate software delivery while ensuring reliability, security, and operational excellence.

Working alongside engineers, cybersecurity professionals, and mission stakeholders, you will play a key role in modernizing complex enterprise systems and enabling the rapid deployment of critical capabilities to the warfighter. The ideal candidate brings deep technical expertise, strong engineering rigor, and a passion for solving complex challenges through automation and innovation.

• Design, implement, and maintain CI/CD pipelines, automation frameworks, and Dev Sec Ops  processes supporting enterprise engineering environments.
• Develop and maintain automation, scripting, and system integrations using Python, Power Shell, Groovy, and related technologies.
• Support cloud‑based architectures, containerized platforms, and enterprise application deployments across secure environments.
• Develop and execute automated testing, system validation, and quality assurance activities to ensure application reliability and performance.
• Administer and maintain Dev Ops tool chains, infrastructure automation solutions, and supporting engineering platforms.
• Troubleshoot complex system, application, and integration issues while performing root cause analysis and implementing corrective actions.
• Support identity management, security compliance, and configuration management activities across enterprise environments.
• Collaborate with engineering, cybersecurity, infrastructure, and program stakeholders to plan and implement technical solutions and process improvements in a Scaled Agile Framework environment.
• Participate in Program Increment and Sprint planning, to include t‑shirt sizing, story point estimation, and dependency mapping.
• Create and maintain technical documentation, test procedures, implementation guides, and operational processes.
• Ability to remain in a stationary position for extended periods while working at a computer workstation.
• Ability to communicate effectively with customers, team members, and stakeholders in both written and verbal formats.

• Must possess an active DoD TS/SCI security clearance with CI Polygraph.
• Must meet DoD 8140 requirements, including Security+ CE certification.
• Bachelor's degree in Systems Engineering, Computer Science, Computer Engineering, Software Engineering, Information Technology, Electrical Engineering, Mathematics, Physics, or a related field.
• 10+ years of experience supporting Dev Sec Ops , CI/CD, test automation, and systems integration activities within cloud‑based enterprise environments.
• Experience developing automation and integration solutions using Python, Power Shell, Groovy, REST APIs, and related technologies.
• Experience supporting cloud architecture, containerized environments, and enterprise infrastructure utilizing AWS, Azure, Kubernetes, Rancher, or similar technologies.
• Experience implementing Dev Ops and infrastructure automation solutions utilizing Git Lab, Jenkins, Terraform, Ansible, Active Directory, LDAP, and related technologies.
• Demonstrated experience performing system testing, validation, troubleshooting, root cause analysis, technical documentation, and Agile development activities.
• Experience supporting API gateways, service catalogs, identity and access management (IdAM), and enterprise security requirements.
• This position requires regular onsite attendance at our Sterling, VA facility. Candidates must be able to reliably commute to the facility each workday and, when operational needs require, report to the facility within 60 minutes.

• Experience supporting Model‑Based Systems…