Senior Linux SysAdmin & DevOps (TS/SCI)

CACI International Inc; Laurel (MD); On-site; USD 121,000 - 266,000; Full time

Job summary

CACI International Inc seeks a Systems Administrator 3 to join our Infrastructure team, supporting Linux VMs across OpenStack, AWS, and VMware environments. You will manage VM health, certificate lifecycle, and software updates while aligning with security requirements.

Candidates should have strong Linux troubleshooting skills, experience with Ansible, and familiarity with Kubernetes, OpenStack, and cloud platforms. A Bachelor’s degree with extensive SA experience is required.

Qualifications

• Strong Linux troubleshooting skills.
• Experience with Ansible.
• Experience managing and securing VMs.
• Active Security+ certification for infrastructure team.
• Fifteen years of SA experience may substitute for a bachelor’s degree.
• Bachelor’s degree in a technical discipline is required.

Responsibilities

• Server Certificate lifecycle management and VM health monitoring.
• Update software on VMs (manual and via YUM repos) to meet security requirements.
• Monitor production Linux VMs and Kubernetes clusters across hosting platforms.
• Collaborate with customers and development teams to support product needs.
• DevOps tasks including Ansible playbooks and Kubernetes supervision.

Skills

Linux

Security+ cert

Ansible

VM management

Education

Bachelor's degree in technical discipline

Tools

Ansible

Kubernetes

OpenStack

AWS

VMware

Job description

CACI International Inc seeks a Systems Administrator 3 to join our Infrastructure team, supporting Linux VMs across OpenStack, AWS, and VMware environments. You will manage VM health, certificate lifecycle, and software updates while aligning with security requirements.

Candidates should have strong Linux troubleshooting skills, experience with Ansible, and familiarity with Kubernetes, OpenStack, and cloud platforms. A Bachelor’s degree with extensive SA experience is required.