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# Linux Administrator

- **Company:** Open Systems Inc.
- **Location:** Colorado Springs, CO, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Agile Methodology, Confluence, JIRA, Collaborative Software, System Configuration, Linux, Linux System Administration, Red Hat Enterprise Linux, Software Engineering, Virtual Machines, Scripting, Slurm
- **Published:** November 14, 2026
- **Apply:** https://www.careerboard.com/us/en/find-jobs-in-United-States/-23CE332CB023D54F66/

## About the Role

* Requires BS degree and 8+ years of prior relevant experience or Masters with 6+ years of prior relevant experience; OR additional years of experience in lieu of degree
 * Must currently possess an active TS/SCI Clearance with ability to obtain & maintain a Polygraph post hire
 * Must meet DOD 8570 Certification (Security+ or equivalent or higher)
 * Proactive self-starter demonstrating a positive, willing attitude and excellent oral and written communication skills
 * Demonstrated ability to adapt to new technologies and learn quickly
 * Organizational Skills: Can plan and prioritize work. Follows tasks to their logical conclusion and makes sure that everything has been done to the right standard. Good attention to detail.
 * Communications: Ability to communicate clearly and efficiently to team members and clients, verbally and in writing. Able to present ideas in a variety of ways depending upon audience and context.
 * Linux administration experience provisioning end users
 * Experience managing and configuring RHEL environments
 * Experience building, optimizing, and maintaining multi-node environments that run parallel workloads
 * Experience with Linux clusters, specifically Slurm and MPI, to support High-Performance Computing (HPC) systems
 * Strong understanding of NGA Networking
 * Proficient reviewing STIG/IAVA scans and remediating vulnerabilities
 * Experience performing Virtual Machine backups/snapshots
 * Experience working with Security to support ISCP exercises
 * Experience Scripting for administration, configuration, troubleshooting, and automation
 * Knowledge of Systems, Architectural, SW Development and SW Sustainment Practices

Preferred Qualifications

 * Red Hat Certification(s)
 * Linux Certification(s)
 * Agile Certification(s)
 * Team Collaboration tools and administration (Jira, Confluence)

## Description

The OST team has an opening for an experienced System Engineer with Linux system administration experience to support cloud and on-premise systems with a mission operations team. The team is involved in operation and sustainment of a mission-critical geospatial solution supporting DoW end users. A successful candidate will have experience with installation, configuration, administration, support and maintenance of mission critical cloud and on-premise systems., Primary responsibilities will involve taking a leadership role in system changes and improvements; working directly with government and contractor POCs to troubleshoot issues; proactively recommend configuration changes to help improve system performance; regularly work with government and contractor POCs to keep systems security compliant; and author and update operational and security documentation, including troubleshooting guides and SOPs. Other tasks as assigned.