Sr. System Administrator/DevOps - Linux Kubernetes

CDIT; Maryland; Presencial; USD 120.000 - 180.000; Jornada completa

Descripción de la vacante

CDIT Solutions in Annapolis Junction, MD is seeking a Senior System Administrator / DevOps Engineer with deep Linux and Kubernetes experience to support a high-visibility IC-wide mission environment. You 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.

The role requires active DoD TS/SCI clearance with Full Scope Polygraph, at least 10 years of

Formación

• Deep Linux administration experience in CentOS/RHEL.
• Kubernetes-based environments, container fundamentals, and orchestration.
• DevOps practices and automation for deployment, configuration, and operations.

Responsabilidades

• Administer and maintain Linux systems (CentOS/RHEL) in a production mission environment.
• Operate and support Kubernetes environments, including tooling and container basics.
• Apply DevOps and automation to streamlined deployment, configuration, and operations.
• Collaborate with cross-functional engineering on provisioning, scaling, availability, and resiliency.
• Support security compliance activities and troubleshoot across the stack.
• Participate in a rotating coverage model to maintain 6:00 AM – 6:00 PM availability.

Conocimientos

Linux System Administration

Kubernetes

BASH scripting

DevOps practices

Automation with Ansible and Salt

Security compliance support

Herramientas

Ansible

Salt

Python

Descripción del empleo

Annapolis Junction, United States | Posted on 10/08/2026

CDIT Solutionsis seeking a Senior System Administrator / DevOps Engineer with deep Linux andKubernetes experience to support a high-visibility IC-wide mission environment.The role is part of a software development and engineering effort focused onproductizing an operational system for broader deployment.

The successfulcandidate will own day-to-day administration of CentOS/RHEL andKubernetes-based environments, apply container fundamentals and DevOpspractices, and contribute to a team supporting the full daily service window.

KeyResponsibilities

• Administer and maintain Linux systems (CentOS/RHEL) ina production mission environment.
• Operate and support Kubernetes-based environments,including tooling and container fundamentals.
• Apply DevOps and automation practices to streamlinedeployment, configuration, and operations.
• Partner with cross-functional engineering teams onprovisioning, scaling, availability, and resiliency.
• Support security compliance activities and participatein troubleshooting across the stack.
• Participate in the team's rotating coverage model tomaintain 6:00 AM – 6:00 PM availability.

RequiredQualifications

• Active DoD TS/SCI clearance with Full Scope Polygraph(FSP).
• Minimum 10 years of experience as a Linux SystemAdministrator / Engineer.
• Demonstrated Kubernetes (K8s) experience, includingtooling and container fundamentals.
• Proficiency with BASH scripting.

PreferredQualifications

• Experience with High Side / Classified networkingenvironments.
• Automation and configuration management tooling:Python, Ansible, Salt.
• Agile and DevOps methodologies.
• Key management and encryption technologies.
• Supporting experience in storage, networking, securitycompliance, 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).