Classified Systems Administrator at THE MITRE CORPORATION
San Diego, California, USA -
Full Time


Start Date

Immediate

Expiry Date

30 Nov, 25

Salary

0.0

Posted On

31 Aug, 25

Experience

3 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

No

Skills

System Administration, Bash, Operating Systems, Ansible, It, Rhel, Powershell, Customer Service, Python

Industry

Information Technology/IT

Description

Why choose between doing meaningful work and having a fulfilling life? At MITRE, you can have both. That’s because MITRE people are committed to tackling our nation’s toughest challenges—and we’re committed to the long-term well-being of our employees. MITRE is different from most technology companies. We are a not-for-profit corporation chartered to work for the public interest, with no commercial conflicts to influence what we do. The R&D centers we operate for the government create lasting impact in fields as diverse as cybersecurity, healthcare, aviation, defense, and enterprise transformation. We’re making a difference every day—working for a safer, healthier, and more secure nation and world. Our workplace reflects our values. We offer competitive benefits, exceptional professional development opportunities for career growth, and a culture of innovation that embraces adaptability, collaboration, technical excellence, and people in partnership. If this sounds like the choice you want to make, then choose MITRE - and make a difference with us.

DEPARTMENT SUMMARY:

The team seeks a full-time Systems Administrator to support the deployment, operation, and maintenance of IT systems in Classified lab environment. This is a role best suited for someone who has prior experience working as a classified IT Systems Administrator. This is an on-premises position on our San Diego, CA campus.

BASIC QUALIFICATIONS:

  • Typically requires a minimum of 5 years of related experience with a Bachelor’s degree; or 3 years and a Master’s degree; or a PhD with relevant experience who can immediately contribute at this job step; or equivalent combination of related education and work experience.
  • Top Secret-level clearance
  • Working knowledge of server and client operating systems. (Win10, Srv2016+, RHEL, Ubuntu Linux)
  • Fundamental understanding of lab IT architecture
  • Fundamental understanding of system administration, network, and operating system hardening techniques.
  • Fundamental understanding of operating system command-line tools.
  • Ability to interface with customers and provide a high level of customer service
  • Ability to function effectively in a dynamic, fast-paced environment.
  • Ability to collaborate effectively with others
  • This position has an on-site requirement of 5 days a week on-site.

PREFERRED QUALIFICATIONS:

  • Security+ Certification / 8570 Certification – IAT Level II
  • Must earn certification within 6-months of hire date
  • DoD Top Secret Clearance
  • Experience with one or more programming/scripting languages (Chef, Ansible, Powershell, Bash, Python, etc.)
Responsibilities
  • Building and hardening Windows, Linux, Hypervisor systems, such a VMware
  • Patching and updating Windows and Linux (RHEL, Ubuntu) server and desktop operating systems
  • Updating anti-virus software definitions for Windows/Linux server and workstation
  • User maintenance activities on both Windows and Linux operating systems
  • Perform general systems administration (patching, updates, user support) of:
  • Windows & Linux desktops and servers
  • Network switches
  • VMware ESXi, vCenter platforms
  • Network Storage Systems
  • Configuring Certificate Services & Authority
  • Performing Server Backups
  • Powershell scripting for automation, task scheduling and systems administration
  • Maintenance of other systems/services according to project needs (Splunk, Nessus Scanner/Tenable Security Center, Trellix Endpoint Security, Forescout, etc..)
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