- CACI International (Colorado Springs, CO)
- …applications are needed on an ongoing basis. **The Opportunity:** CACI is looking for a Linux Administrator to support the Department of the Air Force (DAF) ... Linux Administrator Job Category: Information Technology...to ensure DoD compliance. Additionally, candidate will perform troubleshooting support for application teams as required. On the EITaaS… more
- GovCIO (Denver, CO)
- **Overview** GovCIO is hiring a Windows and Linux System Administrator (Senior) to support Veterans Affairs operational needs. The role requires AWS, ... /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/6366/ linux -system- administrator %2c-senior-%28remote%29/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2025-6366_… more
- Leidos (Aurora, CO)
- …in National** **Security!** Join our team as a ** Linux Systems Administrator ** , where you'll provide crucial support for the implementation, ... has a new and exciting opportunity for a **Senior Linux Systems Administrator ** in our **National Security...Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support , Parental Paid Leave, and much more. **Join us… more
- Northrop Grumman (Aurora, CO)
- …Want You!** The Northrop Grumman Classified Solutions team is seeking an experienced ** Linux Systems Administrator ** to join its dynamic team of technical ... be limited to the following: + Perform as primary Linux Systems Administrator for a classified government...be a condition of continued employment + Must have Linux Operating Systems support experience + … more
- Insight Global (Colorado Springs, CO)
- …Description A company in the Colorado Springs, CO areas is looking for a qualified Linux System Administrator with a Top Secret clearance to join their team ... supporting a DoD program. The System Administrator will work to maintain multi-user computer systems, including...& IT infrastructure. Candidate will sustain operational Red Hat Linux systems and provide daily support for… more
- GovCIO (Denver, CO)
- **Overview** GovCIO is currently hiring for an experienced Linux System Administrator with an active Secret clearance to join an Operations team. This position ... USD $135,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/6348/senior- linux -system- administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2025-6348_ **Category** _IT… more
- RTX Corporation (Aurora, CO)
- …for a security clearance **Security Clearance:** TS/SCI with Polygraph **Sr. Principal Linux System Administrator , Aurora, CO, must have active TS/SCI - ... a Raytheon program in a classified environment as a Senior Principal Linux System Administrator . + Responsibilities include building, maintaining, and securing… more
- ManTech (Aurora, CO)
- MANTECH seeks a motivated and customer-focused ** Linux ** **System Administrator ** to join our team in **Southlands, Colorado** . This position supports the ELINT ... and resolve issues at Tier 1 and Tier 2 support levels + Configure and manage UNIX/ Linux operating systems and install/load OS software + Optimize system… more
- ManTech (Aurora, CO)
- ManTech is seeking a ** Linux ** **System Administrator ** to join our team in **Southlands, Colorado** . This position supports the ELINT Modernization effort and ... and resolve issues at Tier 1 and Tier 2 support levels + Configure and manage UNIX/ Linux operating systems and install/load OS software + Optimize system… more
- GovCIO (Denver, CO)
- **Overview** GovCIO is hiring for a Senior Systems Administrator ( Linux and Windows) to provide on-going support for the administration of the core system ... tasks such as monitoring system resources and perform routine maintenance tasks in support of 24x7 life cycle applications to include on-call support . Work… more