Linux Systems Administrator – TS/SCI, 15+ yrs, Large Cluster

Red Arch Solutions, Inc.; Maryland; On-site; USD 185,000 - 200,000; Full time

Benefits offered by this job

100% paid employee healthcare premiums

Generous PTO

401K with 6% match

Job summary

Red Arch Solutions, Inc. is seeking a System Administrator in Annapolis Junction, MD to support a large Linux cluster and related infrastructure.

You will install COTS/GOTS/FOSS software, perform day-to-day operations, and monitor system health to ensure reliability and performance. The role requires a TS/SCI clearance and Security+ certification, plus extensive experience in Linux administration, scripting, and virtualization.

Qualifications

• Active TS/SCI clearance with polygraph.
• Security+ certification.
• 15 years of Systems Administration experience on large programs; degree required (5 years experience may substitute for degree).

Responsibilities

• Provide Linux system support including installation of COTS/GOTS/FOSS software and day-to-day operations.
• Monitor, troubleshoot, and resolve issues across compute, network, memory, and storage components; ensure system security integrity.
• Configure network components; implement OS enhancements to improve reliability and performance.

Skills

Linux CLI

Scripting Bash/Python

Large-scale Linux cluster

Compute/Network/Storage know-how

Red Hat Satellite

Splunk

Cluster monitoring/maintenance

VMware ESXi

Infrastructure as Code (SaltStack/Ansb

Education

Bachelor's degree in a technical discipline

Tools

Docker

Kubernetes

Jira

Confluence

Red Hat Satellite

Splunk

Nagios

HPE OneView

SaltStack

Ansible

VMware ESXi

Weka

CEPH

GPFS

HDFS

Job description

Red Arch Solutions, Inc. is seeking a System Administrator in Annapolis Junction, MD to support a large Linux cluster and related infrastructure.

You will install COTS/GOTS/FOSS software, perform day-to-day operations, and monitor system health to ensure reliability and performance. The role requires a TS/SCI clearance and Security+ certification, plus extensive experience in Linux administration, scripting, and virtualization.