Senior Linux Systems Administrator with Security Clearance

Job Title: Tier III Operations Engineer Location: Onsite - Dallas, TX Area Clearance: Active TS/SCI with CI Poly Citizenship: U.S. Citizen Position Summary The Tier III Operations Engineer is responsible for maintaining the availability, performance, and reliability of mission-critical systems. This role serves as the highest level of operational support, providing advanced technical troubleshooting and incident resolution for complex infrastructure and application issues. The engineer collabor…