- GovCIO (Denver, CO)
- **Overview** GovCIO is hiring a Windows and Linux System Administrator to support Veterans Affairsoperational needs. The role requires AWS, Windows , and ... experience, with strong database management skills, tomaintaininfrastructure and ensure system security and performance.This position is fully remote… more
- Leidos (Aurora, CO)
- …(MDS) within the Leidos National Security Sector is seeking a skilled Principal Systems Administrator to join a new cyber security program and play ... a key role in supporting government-critical systems . You will be part of a program that...Infrastructure as Code (IaC) tools. + Implement and enforce security best practices, system hardening, and access… more
- Fluor (Aurora, CO)
- …access level, and have favorably completed a government issued polygraph The Systems Administrator is highly knowledgeable within designated Industrial Control ... are met and manage virtual workstations and servers using VMWare. The Systems Administrator analyzes, evaluates, and proposes recommendations on innovative… more
- Lockheed Martin (Littleton, CO)
- …and ensure business continuity\. * Manage and administer server operating systems \( Windows Server, Linux\) and virtualized environments, including patching, ... recovery planning, and high\-availability solutions\. * In\-depth knowledge of operating systems \( Windows Server, Linux/Unix\) and server hardware\. *… more
- Paragon Cyber Solutions (Colorado Springs, CO)
- …immediate opening for those ready for an exciting and dynamic career as a Systems Administrator to join other smart, talented, and dedicated engineers that pride ... Air Force Space Command (AFSPC) missions. Clearance: Top Secret Security Clearance with SCI Eligibility Travel Required: Yes (up...and experience. + Three (3) or more years of systems administration experience supporting Windows and Linux.… more
- CACI International (Denver, CO)
- Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... 6/24/2025 **The Opportunity:** Join CACI International Inc as a Systems Administrator and play a crucial role...connectivity, computers, and phones. + Maintain and troubleshoot local security /badging systems . + Prepare obsolete assets for… more
- Deloitte (Denver, CO)
- …feature/quality updates. Required Qualifications: + Minimum 8+ years proven experience in Windows Systems including endpoint management and administration or 6 ... Associate + Microsoft Certified: Information Protection and Compliance Administrator Associate + Microsoft Certified: Security Operations Analyst… more
- Lockheed Martin (Littleton, CO)
- … security , and optimal functionality of our vital information systems \. This includes the expert\-level installation, configuration, and maintenance of ... of application deployment and troubleshooting\. * Experience with patch management, system hardening, and security best practices\. * Familiarity with… more
- Lockheed Martin (Littleton, CO)
- …Space IT Applications is seeking out an experienced developer and applications administrator to support our work in classified environments\. In addition to ... deploying and supporting highly available software applications, as a motivated Systems Integration Analyst, you would work with other team members to develop,… more
- CACI International (Colorado Springs, CO)
- …for other positions at CACI. **Responsibilities:** You will be a Tenable-Nessus Security Administrator for the Engineering Operations team for the EITaaS ... Security + Other relevant cybersecurity certifications like Certified Information Systems Security Professional (CISSP), or Certified Information Security… more