System Administrator
Listed on 2026-02-06
-
Engineering
Systems Engineer, Cybersecurity -
IT/Tech
Systems Engineer, Cybersecurity
Job Title
Systems Administrator
Location: Aurora, CO
Security Clearance: Active TS/SCI w/ Poly
Compensation Range: $90,000 - $110,000
Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission. Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.
If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.
- Monitor and maintain computer configurations and performance in a VMware virtual environment
- Perform Operating System, and hardware troubleshooting in bare-metal and virtual environments
- Work with engineering and operations teams to troubleshoot and support systems in a 24x7 operating environment
- Provide IT support to new system developments and system upgrades
- Perform system backups and maintain system reconstitution capabilities and procedures
- Develop and implement scripts to monitor, improve and/or automate system performance and maintainability
- Maintain system documentation, configuration documents, user guides and troubleshooting procedures
- Systems are operational 24x7 and occasionally require work effort beyond standard work hours
- Full time 100% Onsite position
- Typically requires bachelor’s degree, if no degree must have 6 years of experience
- Minimum of 2 years of prior relevant experience
- Must have a Current TS/SCI CI Poly transferable U.S. government issued prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance
- Must have Linux experience
- Experience with administering virtual systems
- Must have a current DODI 8570.01-M IAT Level II (or higher) certification
- Experience with Networking
- Experience supporting engineers in software, simulations, and hardware development
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