Sr. Linux System Administrator / System Engineer

We are seeking a highly experienced Senior Linux System Administrator / System Engineer to support a high-visibility mission environment within the Intelligence Community.

This role requires deep expertise in Linux system administration, virtualization, automation, and security compliance, along with the ability to operate in a fast-paced, mission-critical setting.

• Administer, maintain, and optimize Linux-based systems (RHEL/CentOS) in a secure enterprise environment
• Support mission-critical infrastructure with a focus on availability, performance, and security
• Create, configure, and manage VMware virtual machines
• Install, configure, and maintain JBoss application environments
• Implement automation solutions using Ansible, Terraform, or similar tools
• Perform system monitoring, troubleshooting, and root cause analysis
• Support security compliance initiatives and system hardening efforts
• Collaborate with cross-functional teams across storage, networking, and security domains
• Provide support for 24x7 operations , including on-call and after-hours response

• 10+ years of experience as a Linux System Administrator/Engineer
• Active TS/SCI with Polygraph.
• Strong expertise with Linux (RHEL/CentOS) environments
• Experience with VMware VM creation, configuration, and operations

• Experience supporting IC (Intelligence Community) mission environments