- Arena Technical Resources, LLC (St. Louis, MO)
 - Linux Systems Administrator Location: St. Louis, MO, US Job ID: ATR 17232 Job Description We are looking for a talented TS/SCI cleared Red Hat Data Center / ... Systems Administrator in St. Louis, MO to...Systems Administrator in St. Louis, MO to join a team...(not just familiarity) RedHat or some other variance of Linux - Must be able to troubleshoot users' problems… more
 
- CACI International (St. Louis, MO)
 - Linux Administrator - ACAS Job Category:...the hire date + Expert at operating and maintaining Linux systems + Experience operating and maintaining ... the NGA mission. In this role, we're seeking a ** Linux Administrator - ACAS** who could potentially...Information - Software Tools list. + Utilize agency-approved ticketing systems to document, track, assign, update, and coordinate all… more
 
- BAE Systems (Arnold, MO)
 - **Job Description** As a Systems Administrator in an enterprise test organization, the incumbent will be part of a thriving dynamic team of Systems ... HS diploma (including at least 5 in a recent systems administrator role) + Must hold a...+ Experience with Cloud technology (AWS) + Experience with Linux (Red Hat) + Netapp and storage technologies (NAS)… more
 
- BAE Systems (St. Louis, MO)
 - …Other incentives may be available based on position level and/or job specifics. ** Systems Administrator / Integration Tester** **117614BR** EEO Career Site Equal ... **Job Description** BAE Systems is seeking mission-oriented System Administrator ...(7) years of system administration experience and expertise in Linux and AWS cloud environments + Demonstrated experience in… more
 
- BAE Systems (Arnold, MO)
 - …Polygraph security clearance + Have previous experience with LINUX based operating systems + Previous System Administrator experience + Willing to work in a ... **Job Description** BAE Systems is currently seeking an Application Support Engineer...- shift work is required. Employee Benefits: At BAE Systems , we support our employees in all aspects of… more
 
- Electrosoft (Belleville, IL)
 - …Vulnerability Management System + Some experience with DISA STIGs + Some experience with Unix/ Linux based systems + Some experience with Cisco network devices + ... Scanning & Vulnerability Management Administrator Posted: 10/10/2025 Electrosoft Services, Inc. is an award-winning company that provides comprehensive… more
 
- The Cigna Group (St. Louis, MO)
 - …and on-premise environments. The ideal candidate will bring expertise in systems administration, performance tuning, and Linux server management. Experience ... Evernorth is seeking a skilled PostgreSQL Database Administrator (Database Administrator Senior Advisor) with...and optimization. + Develop and maintain monitoring and alerting systems with a focus on reducing incidents. + Design… more