Specialist Systems Administration

L3Harris•Chantilly, VA
•$79,500 - $147,000

About The Position

The Linux Enterprise System Administrator maintains, manages, configures, and troubleshoots Linux systems in secure program areas. The role includes installing, configuring, troubleshooting, upgrading, patching, and maintaining Linux systems and related NetApp storage units, as well as maintaining engineering software tools. The administrator communicates technical concerns and solutions to management, engineering, and security teams, and leads IT projects at the local level. Other IT duties may be assigned. As a subject matter expert, this person configures and maintains Linux systems while ensuring reliability, data integrity, and availability. The role includes implementing updates and patches, remediating findings and vulnerabilities, maintaining compliance with industry standards, monitoring system health, and proactively resolving performance issues. The administrator also develops scripts and tools for deployment automation, collaborates with engineering teams to deliver solutions tailored to program requirements, and explains technical issues and strategies clearly to technical and non-technical stakeholders.

Requirements

  • Bachelor’s degree and at least 4 years of prior relevant experience; or a graduate degree and at least 2 years of prior related experience; or, in lieu of a degree, at least 8 years of prior related experience.
  • Four years of Linux and/or NetApp systems administration experience.
  • Two years of experience with VMware or similar virtualization solutions.
  • Current and active TS/SCI security clearance and CI Polygraph.
  • CompTIA Security+, CISSP, or another DoD 8570 IAT Level I or higher approved certification.
  • Ability to support overtime as needed.
  • Ability to lift equipment weighing up to 50 pounds.
  • Ability to support up to 20% offsite travel.

Nice To Haves

  • Experience working with Nessus Security Center.
  • Experience with Cisco/Ariba Network and network protocols.
  • Experience working with Windows Distributed File System (DFS).
  • Experience working with Active Directory.
  • Experience with Commvault or a similar backup solution.
  • Experience managing systems under the NIST Risk Management Framework.
  • One year of experience with Ansible Automation.
  • Strong knowledge of Linux operating systems, NetApp storage devices, networking protocols, PowerShell or Bash, and security best practices.

Responsibilities

  • Configure and maintain Linux systems in secure program areas, ensuring system reliability, data integrity, and availability.
  • Install, configure, troubleshoot, upgrade, patch, and maintain Linux systems and related NetApp storage units.
  • Maintain engineering software tools.
  • Implement routine system updates and patches, remediate findings and vulnerabilities, and maintain compliance with industry standards.
  • Monitor system health and proactively identify and resolve performance issues.
  • Develop and maintain scripts and tools for deployment automation and improve operational efficiency.
  • Collaborate with engineering teams to understand program requirements and deliver tailored technical solutions.
  • Communicate technical concerns, issues, and strategies clearly to management, engineering, security teams, and non-technical stakeholders.
  • Lead IT projects at the local level.
  • Perform other IT duties as required.

Benefits

  • Health and disability insurance
  • 401(k) match
  • Flexible spending accounts
  • Employee assistance program (EAP)
  • Education assistance
  • Parental leave
  • Paid time off
  • Company-paid holidays
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