L3Harris Technologies

Senior Systems Administrator

L3Harris Technologies

full-time

Posted on:

Location Type: Office

Location: Yorba LindaCaliforniaUnited States

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Salary

💰 $102,000 - $189,000 per year

Job Level

Tech Stack

About the role

  • Perform system administration and helpdesk type tasks under the supervision of a manager
  • Supporting servers, desktop and laptop PCs
  • Installation, upgrades, repair and maintenance of disconnected Local Area Networks (LANs) and networked resources attached to a Wide Area Network (WAN)
  • Support for network backup systems (Veeam/Backup Exec)
  • Configuration support for user applications
  • IT asset management
  • Rotational after-hours Patch Management (SCCM/MECM)

Requirements

  • Bachelor’s Degree and a minimum of 6 years of prior related experience
  • Graduate Degree and a minimum of 4 years of prior related experience
  • In lieu of a degree, minimum of 10 years of prior related experience
  • 6-8 years of expert experience with operating systems such as Windows Server 2019/2022/2025, Windows 10/11, Red Hat Enterprise Linux 8/9
  • Advanced understanding and implementation of DISA System Technical Implementation Guides (STIGs)
  • 6-8 years of experience with GPO management and implementation
  • Knowledgable experience with RHEL LDAP/AD authentication protocols and methods
  • Secret Clearance is required day 1
  • Minimum DoD8140 Work Role 451-Intermediate certification (Cloud+, GICSP, GSEC, Security+, SSCP)
Benefits
  • health and disability insurance
  • 401(k) match
  • flexible spending accounts
  • EAP
  • education assistance
  • parental leave
  • paid time off
  • company-paid holidays
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
system administrationhelpdesk tasksserver supportdesktop supportlaptop supportLAN installationWAN maintenancenetwork backup systemsGPO managementRHEL LDAP/AD authentication
Certifications
Bachelor’s DegreeGraduate DegreeDoD8140 Work Role 451-Intermediate certificationCloud+GICSPGSECSecurity+SSCP