Senior Systems Administrator (Australia) - TS/SCI with Polygraph
Quick Summary
System Administrative duties to include management of Windows and Linux workstations on EVDI and physical Troubleshooting application functionality, crash and performance
Skills:Linux, System Administration,
Clearance Level Must Currently Possess:
Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:
Top Secret SCI + PolygraphJob Family:
IT Infrastructure and OperationsRequirements
~1 min readJob Description:
General Dynamics Information Technology (GDIT) is seeking an IT Engineer with Microsoft Enterprise Systems Administrator experience to join our team in support of a Federal Intelligence Agency contract. Primary responsibilities include providing Tier 2 support of maintaining multiple large Enterprise environment that spans CONUS and OCONUS boundaries. The supporting infrastructure includes multiple Microsoft based networks spanning multiple security enclaves within a hybrid (Windows & RHEL) environments.
Job Responsibilities & Duties:
- System Administrative duties to include management of Windows and Linux workstations on EVDI and physical
- Troubleshooting application functionality, crash and performance
- Investigate user performance and work with external teams to improve user experience
- Assist customers with Tier2 incident resolution for Linux and windows applications.
- Provide remote end user desktop support
- Identifies, analyzes, and resolves system incidents with both short-term workarounds and long-term solutions. Responds to escalated service desk/team requests.
- Communicate effectively (in oral and written form) with a variety of individuals; work well within small and large team environments.
- Participates in special projects as required.
- Willingness to provide initial triage, response, and notifications for incidents
Required/Desired Skills:
Candidates should have 4-7 years related experience and knowledge/understanding of:
- Active Directory Administration
- DNS, DHCP, DFS, LDAP
- Windows 10, Server 2012, Server 2016,
- Application Troubleshooting such as Outlook, Excel, Word, JAVA, Internet Explorer
- Linux Operating system
- Understanding of Service Now, NETS or other ticketing process
- ITIL v3 or higher
The following knowledge/skill set is not required but is a plus
- 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
- Active TS/SCI with Polygraph Required
- Certification Requirement (required day 1) IAT II
Work Location:
InternationalAdditional Work Locations:
Location & Eligibility
About this job
- Who can apply
- Applicants worldwide
- Posted
- 20 days ago
Listing Details
- First seen
- October 1, 2026
- Last seen
- October 22, 2026
Posting Health
- Days active
- 20
- Repost count
- 0
- Trust Level
- 32%
- Scored at
- October 22, 2026
Signal breakdown
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