Sr. Principal Linux System Administrator

RTX RTX · Aerospace · richardson, TX +1 · Digital Technology

Sr. Principal Linux System Administrator role supporting a classified environment in Richardson, TX. Responsibilities include building, maintaining, and securing IT systems, supporting customer mission-critical capabilities, and researching/resolving system problems. Requires an active TS/SCI with CI Poly security clearance and DoD 8570 IAT Level 2 certification.

What you'd actually do

  1. This Sr Principal Linux system administrator will be supporting a Raytheon program in a classified environment in Richardson, TX.
  2. Responsibilities include building, maintaining, and securing Information Technology systems and directly supporting customer mission-critical capabilities.
  3. You will work closely with program developers and system engineers to research issues, determine root causes and implement solutions to system problems.
  4. Must be able to support occasional after-hour maintenance and on-call support and must be able to lift to 35 pounds in support of hardware installations.
  5. Occasional travel may be required for installation support.

Skills

Required

  • Bachelor’s degree and a minimum of 8 years of prior relevant experience or a master’s degree and minimum of 5 years of prior relevant experience
  • Active and transferable U.S. government issued TS/SCI with poly security clearance
  • U.S. citizenship
  • DoD 8570 IAT Level 2 certification (or higher)
  • Installing, administering, and troubleshooting virtual environments
  • RedHat Linux
  • Mentoring or lead experience

Nice to have

  • Agile execution and model‑based systems engineering practices
  • Linux development, containerization, microservices, and Kubernetes orchestration
  • Database administration and development using Postgres
  • Web development and use of the Atlassian tool suite
  • Proficiency with Cucumber, Eclipse, GIT, and SonarQube
  • Using and developing with automation tools/frameworks such as Terraform, Ansible, and Chef
  • Scripting - particularly in Bash and Python
  • Experience administering Windows based systems
  • Demonstrated ability to work independently and troubleshoot problems with efficiency
  • Requires the ability to effectively interact with external personnel on significant technical matters often requiring coordination between organizations and vendors

What the JD emphasized

  • Active and transferable U.S. government issued security clearance is required prior to start date.
  • U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance
  • Active and transferable U.S. government issued TS/SCI with poly security clearance is required prior to start date.
  • Must have an active DoD 8570 IAT Level 2 certification (or higher) on start date.
  • Must have RedHat Linux
  • Must have mentoring or lead experience