Senior System Administrator (3rd Shift)

RTX RTX · Aerospace · tucson, AZ +1 · Digital Technology

Senior System Administrator role at RTX, a defense company, requiring 3rd shift work and an active secret security clearance. Responsibilities include IT systems administration in Windows and Linux environments, troubleshooting, software installation, and working with cybersecurity professionals. Requires experience with Active Directory, VMware, and backup/recovery. Preferred qualifications include DoD security certifications and experience with NISPOM, JAFAN, JSIG, DFARS, and RMF.

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 of 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.

Skills

Required

  • Linux or Windows experience
  • Active Directory
  • VMware
  • Administration
  • backup and recovery

Nice to have

  • DoD 8140 / 8570 Certification
  • 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
  • Microsoft WSUS
  • MECM
  • Exchange
  • High Performance Computing (HPC)
  • Scripting Experience

What the JD emphasized

  • Active and transferable U.S. government issued security clearance is required prior to start date
  • U.S. citizenship is required
  • Active secret clearance
  • classified information system capabilities
  • 100% on-site support for 3rd shift