Senior Linux Systems Administrator – TS/SCI, Large Cluster

Socket.dev; Maryland; On-site; USD 130,000 - 270,000; Full time

Benefits offered by this job

Annual salary: $130,000 - $270,000

Up to 20% 401k contribution

HS A contribution $3,600

6 weeks PTO

Comprehensive insurance

Job summary

Captivation Software is seeking a senior Systems Administrator to support a large-scale Linux environment, install and maintain software, monitor operations, and resolve issues. The role requires a TS/SCI clearance with polygraph and US citizenship, plus extensive Linux admin experience.

Responsibilities include security hardening, automation with IaC, and use of tools like Red Hat Satellite, Splunk, Nagios, and VMware ESXi. A technical bachelor's degree and Security+ are required.

Qualifications

• Bachelor's degree in a technical discipline required
• 15 years Systems Administrator experience required
• Security+ Certification required
• US citizen with Top Secret/SCI clearance and polygraph needed

Responsibilities

• Provide support for a large-scale Linux system (install, configure, and support COTS/GOTS/FOSS software)
• Maintain system security integrity and configure network components
• Improve reliability and performance of OS enhancements

Skills

Linux CLI

Shell scripting

Large-scale Linux clusters

Red Hat Satellite

Splunk

VMware ESXi

Infrastructure as Code

Security compliance

Monitoring tools

Containerization (Docker)

Education

Bachelor's degree in a technical discipline

Security+ Certification

Tools

SaltStack

Ansible

HPE OneView

Nagios

Kubernetes

Job description

Captivation Software is seeking a senior Systems Administrator to support a large-scale Linux environment, install and maintain software, monitor operations, and resolve issues. The role requires a TS/SCI clearance with polygraph and US citizenship, plus extensive Linux admin experience.

Responsibilities include security hardening, automation with IaC, and use of tools like Red Hat Satellite, Splunk, Nagios, and VMware ESXi. A technical bachelor's degree and Security+ are required.