Staff Linux System Administrator, TS/SCI / Onsite: CO

• Active TS/SCI clearance with ability to obtain CI Poly
• U.S. Citizenship required for access to the work facility
• Must have a DoD 8572 qualified certification such as CompTIA Security+
• 5+ years of experience administering Red Hat Enterprise Linux server environments and related software applications
• Must have a solid understanding of Linux file permissions, and log-file troubleshooting tactics.
• Direct work experience with scripting and automation (i.e., Ansible, Python, Bash, PowerShell, etc.)
• Demonstrated experience effectively performing in a fast paced, dynamic environment
• Experience with DISA STIGs and Security Hardening of OS and applications
• Experience performing diagnostics and troubleshooting network issues
• Experience with Operating Systems life cycle management and configuration management (i.e., Installation/Upgrades, System Imaging, Account Management, Print Services, integration with Domain Services, Hardware Modernization, Performance Monitoring, etc.)
• Experience with vulnerability remediation and security management (i.e., system hardening, log management, configuration management (i.e., Nessus, Trellix, Splunk, ACAS, SCAP, etc.))
• Strong communication skills and ability to work effectively in a team environment
• Ability and willingness to accommodate occasional off-shift hours