Sr. System Administrator/DevOps - Linux Kubernetes

CDIT Solutions is seeking a Senior System Administrator / DevOps Engineer with deep Linux and Kubernetes experience to support a high-visibility IC-wide mission environment. The role is part of a software development and engineering effort focused on productizing an operational system for broader deployment. The successful candidate will own day-to-day administration of CentOS/RHEL and Kubernetes-based environments, apply container fundamentals and DevOps practices, and contribute to a team supporting the full daily service window.

Key Responsibilities

• Administer and maintain Linux systems (CentOS/RHEL) in a production mission environment.
• Operate and support Kubernetes-based environments, including tooling and container fundamentals.
• Apply DevOps and automation practices to streamline deployment, configuration, and operations.
• Partner with cross-functional engineering teams on provisioning, scaling, availability, and resiliency.
• Support security compliance activities and participate in troubleshooting across the stack.
• Participate in the team's rotating coverage model to maintain 6:00 AM – 6:00 PM availability. Required Qualifications
• Active DoD TS/SCI clearance with Full Scope Polygraph (FSP).
• CompTIA Security+ certification.
• Minimum 10 years of experience as a Linux System Administrator / Engineer.
• Hands-on Linux administration experience (CentOS/RHEL).
• Demonstrated Kubernetes (K8s) experience, including tooling and container fundamentals.
• Proficiency with BASH scripting.

Preferred Qualifications

• Red Hat certification.
• Experience with High Side / Classified networking environments.
• Automation and configuration management tooling: Python, Ansible, Salt.
• VMware experience.
• Agile and DevOps methodologies.
• Key management and encryption technologies.
• Supporting experience in storage, networking, security compliance, authentication, and physical server administration.
• Currently holds or recently held SYS3 PRIVAC level (candidates not currently at SYS3 will need to put in for it).