Principal System Administrators

RTX RTX · Aerospace · fullerton, CA +1 · Digital Technology

This role is for a Principal System Administrator at RTX, supporting classified information systems. The primary responsibilities include providing IT systems administration in a heterogeneous Microsoft Windows and Redhat Enterprise Linux environment, troubleshooting technical problems, and maintaining security requirements in collaboration with Cybersecurity professionals. The role requires experience with Windows, Linux, and VMware, and the ability to obtain a DoD security clearance.

What you'd actually do

  1. Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat Enterprise Linux environment.
  2. Understanding and knowledge of Windows Server internals or Linux fundamentals to include DNS, DHCP, AD, and server replication methods.
  3. Working as a team member in a fast-paced technological environment. Use troubleshooting techniques to resolve technical problems of a moderate to high scope and complexity to include the integration of hardware and operating systems (OS).
  4. Understanding data RAID, data backup uses and technologies. Install and configure software applications requested by end users.
  5. Work with Cybersecurity professionals to maintain security requirements and provide documentation and training on advanced IT processes and procedures and other tasks as assigned.

Skills

Required

  • Windows Server
  • Redhat Enterprise Linux
  • DNS
  • DHCP
  • AD
  • server replication methods
  • troubleshooting
  • RAID
  • data backup
  • software installation
  • software configuration
  • Cybersecurity
  • IT processes and procedures
  • Windows
  • Linux
  • VMware

Nice to have

  • CompTIA Security+ CE
  • Operating System Certification
  • NISPOM
  • JAFAN
  • JSIG
  • DFARS
  • DoD/RMF
  • data storage
  • NAS
  • SAN technologies
  • Information Technology project lifecycle management
  • VMWare vCenter
  • vSphere
  • ESX
  • virtual computing methods
  • software development support
  • simulations support
  • hardware development support
  • Microsoft WSUS
  • SMECP
  • Exchange
  • High Performance Computing (HPC)
  • Scripting

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​
  • Must be able to obtain a transferable U.S. government issued secret security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.
  • Must be able to obtain Department of Defense Directive (DoDD) 8140 / 8570 Certification requirements (CompTIA Security+ CE or equivalent certification) within 6 months of start date.