Linux Administrator

Clearance Level
Systems Administration
Doral, Florida

REQ#: RQ109391

Travel Required: None
Requisition Type: Regular

General Dynamics Information Technology (GDIT) is seeking an IT Engineer with ServiceNow, Microsoft Enterprise Systems Administrator Advisor and Red Hat Enterprise Linux (RHEL) experience to join our SCITES team.

System Administrative Advisory duties to include management of both physical and VDI based ServiceNow Windows and Linux systems

  • Troubleshoot user, workstation and application functionality, performance and incident resolution for both Linux and Windows based applications
  • Identifies, analyzes, and resolve incidents with both short-term workarounds and long-term solutions 
  • Provide remote end user support and remotely work with geographically disperse Tier 2 and Tier 3 team members
  • Communicate effectively (in oral and written form) with a variety of individuals and team members in both small and large team environments
  • Willingness to participate in special projects as needed


  • BA/BS (or equivalent experience)
  • 8+ years of experience Systems Administration
  • DoD 8570 IAT Level II (e.g., CompTIA Security+CE or equivalent) certification
  • Linux Certification

Successful candidates are expected to have related experience and knowledge/understanding of:

  • ServiceNow Administration
  • Active Directory Administration  
  • DNS, DHCP, DFS, LDAP in a Windows or Linux environment
  • Windows Server 2016 or better
  • Application Troubleshooting such as Outlook, Excel, Word, JAVA, Internet Explorer, Firefox
  • Linux Operating system as a server or desktop (RHEL 6/7/8, CentOS 6/7/Stream, Scientific Linux 6/7, Fedora)
  • Understanding of Samba and NFS file sharing protocols
  • Understanding of ServiceNow, NETS or other ticketing process
  • ITIL v3 or higher

The following knowledge/skill set is not required but is a plus:

  • ServiceNow certifications (any) a plus:
  • Certified Systems Administrator (CSA) or
  •  Certified Implementation Specialist (CIS) or
  • Certified Application Developer (CAD)
  • Microsoft System Center Configuration Manager
  • PowerShell
  • Virtualization Environments (VMware, Citrix)
  • Profile management utilizing the VMware User Experience Management (UEM) toolset
  • Microsoft Exchange
  • Telephone/Video support
  • Networking
  • Familiarity with site specific customer and mission
  • Linux scripting (Python, Perl, Ruby, Bash)
  • Gnome and KDE desktop environments
  • Puppet or Ansible experience
  • Linux Kickstart
  • Red Hat Satellite or Foreman/Katello
  • Dell/EMC Isilon and Netapp storage appliances
  • Experience with monitoring tools like SCOM, Zabbix or Nagios
  • DoD STIG hardening
  • Containerization (Docker, Podman)
  • Cloud environments (AWS, Azure, Google Cloud)

COVID-19 Vaccination Requirement: To protect the health and safety of its employees and to comply with customer requirements, GDIT may require employees in certain positions to be fully vaccinated against COVID-19. Vaccination requirements will depend on the status of the federal contractor mandate and customer site requirements.

We are GDIT. The people supporting some of the most complex government, defense, and intelligence projects across the country. We deliver. Bringing the expertise needed to understand and advance critical missions. We transform. Shifting the ways clients invest in, integrate, and innovate technology solutions. We ensure today is safe and tomorrow is smarter. We are there. On the ground, beside our clients, in the lab, and everywhere in between. Offering the technology transformations, strategy, and mission services needed to get the job done.

GDIT is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status, or any other protected class.