GovCIO LLC seeks a Senior Linux Administrator to support mission-critical federal IT programs. You’ll design, secure, and maintain enterprise Linux environments, driving automation, reliability, and performance across on-prem and cloud platforms. Responsibilities include patching, configuration management, monitoring, troubleshooting, and implementing STIG-compliant hardening. You’ll collaborate with engineers, developers, and cybersecurity teams in a mission-driven, fast-paced setting while me…