- SciTec (Boulder, CO)
- …requirements will not be considered. SciTec has an immediate opportunity for a talented Senior Principal Windows System Administrator to join our team in ... and maintain security policies and procedures to protect Windows systems and data + Monitor system performance...10+ years professional experience performing duties of a Windows system administrator + In-depth knowledge of Microsoft… more
- CACI International (Denver, CO)
- Senior System Administrator Job Category:...your work life. More About This Role: As the Systems Administrator on this contract, you will be ... Outside Continental US Anticipated Posting End: 9/19/2025 CACI is seeking ** Systems Administrators** with Linux Infrastructure experience to manage and maintain… 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, ... $150,000.00 /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**… more
- RTX Corporation (Aurora, CO)
- …You will be supporting a Raytheon program in a classified environment as a Senior Principal Linux System Administrator . + Responsibilities include building, ... for a security clearance **Security Clearance:** TS/SCI with Polygraph **Sr. Principal Linux System Administrator , Aurora, CO, must have active TS/SCI - CI Poly… more
- SciTec (Aurora, CO)
- …+ Familiarity with application layer network and firewall configuration in Linux and VMware systems + Hands on experience with TACACS, Radius, authentication ... will not be considered. SciTec has an immediate opportunity for a talented Senior Network Engineer to join our team in Aurora, CO. Successful applicants will… more
- DCCA (Broomfield, CO)
- …the use of computing resources. * Ancillary duties may include setting up administrator and service accounts, maintaining system documentation, tuning system ... well as the end customer. * Maintains smooth operation of multi-user computer systems , including coordination with systems and network administrators. * Support… more