DevOps Engineer

Mantech seeks a highly motivated and collaborative DevOps Engineer to join our team in Annapolis Junction, MD

This position will support the development, deployment, and sustainment of secure backend and infrastructure services in a mission-driven enterprise environment. You will be part of the Enterprise Infrastructure Services (EIS) organization responsible for MPO’s foundational Enterprise Information Technology (EIT) platform, enabling enterprise-wide capabilities for a global user base.
 

Responsibilities include, but are not limited to:

• Design, deploy, and maintain scalable and secure infrastructure in Kubernetes environments using GitOps workflows with Flux, Kudectl, and Kustomize
• Integrate and manage service mesh technologies such as Istio for secure traffic flow and observability
• Support containerization pipelines using Docker and automate builds with Maven
• Manage system documentation and inventories across the lifecycle to ensure compliance and traceability
• Conduct development and troubleshooting within Linux environments and support script-based automation using Python
• Collaborate with software developers and security analysts to align infrastructure support with secure coding and authorization needs
• Address POAMs (Plan of Action and Milestones) related to IAVA/IAVAx findings and support remediation actions
   

Minimum Qualifications:

• Bachelor’s degree with 12+ years of related experience OR associate’s degree with 15 years OR high school diploma/GED with 20 years of experience
• Experience with scripting and analysis skills in Python using Linux-based development environments
• Strong background in containerization with Docker and infrastructure automation using Maven
• Experience using Jira, Confluence, and IDEA IDE for agile collaboration.
   

Preferred Qualifications:

• Experience managing Kubernetes clusters with Istio and Rancher
• General DevOps Knowledge
• Proficiency with Git/GitLab
• Experience using Flux, Kudectl, and Kustomize
• Familiarity with streaming and caching tools such as Kafka and Redis
   

Clearance Requirements:

• Must have a current/active TS/SCI with Polygraph
   

Physical Requirements:

• Must be able to remain in a stationary position 50% of the time
• Occasionally moves about inside the office to access file cabinets, office machinery, etc.
• Frequently communicates with co-workers, management, and customers, including delivering presentations. Must be able to exchange accurate information in these situations