# Senior Systems Administrator (Australia) - TS/SCI with Polygraph

**Company**: General Dynamics Information Technology (GDIT)
**Work arrangement**: onsite
**Experience**: senior
**Job type**: full-time
**Salary**: $102,000 - $138,000
**Category**: IT
**Industry**: Technology

**Apply**: https://gdit.wd5.myworkdayjobs.com/en-US/External_Career_Site/job/International/Senior-Systems-Administrator--Australia----TS-SCI-with-Polygraph_RQ222585-2?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply
**Canonical**: https://yubhub.co/jobs/job_3eafd2a5-720

## Description

General Dynamics Information Technology (GDIT) is seeking a Senior Systems Administrator to join our team in support of a Federal Intelligence Agency contract. The successful candidate will provide Tier 2 support for maintaining multiple large Enterprise environments that span CONUS and OCONUS boundaries.

The supporting infrastructure includes multiple Microsoft-based networks spanning multiple security enclaves within hybrid (Windows & RHEL) environments.

Key responsibilities:

- Provide system administrative duties, including management of Windows and Linux workstations on EVDI and physical systems

- Troubleshoot application functionality, crashes, and performance issues

- Investigate user performance and collaborate with external teams to improve user experience

- Assist customers with Tier 2 incident resolution for Linux and Windows applications

- Provide remote end-user desktop support

- Identify, analyze, and resolve system incidents with both short-term workarounds and long-term solutions

- Respond to escalated service desk/team requests

- Communicate effectively with various individuals and work well within small and large team environments

- Participate in special projects as required

- Provide initial triage, response, and notifications for incidents

Requirements:

- Active TS/SCI with Polygraph clearance required

- 5+ years of related experience

- Knowledge of Active Directory Administration, DNS, DHCP, DFS, LDAP, Windows 10, Server 2012, Server 2016, and Linux Operating System

- Understanding of Service Now, NETS, or other ticketing processes

- ITIL v3 or higher certification

Preferred skills:

- Microsoft System Center Configuration Manager

- PowerShell

- Virtualization Environments (VMware, Citrix)

- Profile management utilizing VMware User Experience Management (UEM) toolset

- Microsoft Exchange

- Telephone/Video support

- Networking

- Familiarity with site-specific customer and mission

The likely salary range for this position is $102,000 - $138,000.

## Skills

### Required
- Active Directory
- Linux
- Microsoft Windows
- Operating Systems
- DNS
- DHCP
- DFS
- LDAP
- Windows 10
- Server 2012
- Server 2016
- Service Now
- NETS
- ITIL

### Nice to have
- Microsoft System Center Configuration Manager
- PowerShell
- Virtualization Environments
- VMware
- Citrix
- Microsoft Exchange
- Telephone/Video support
- Networking

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Source: [Apply at gdit.wd5.myworkdayjobs.com](https://gdit.wd5.myworkdayjobs.com/en-US/External_Career_Site/job/International/Senior-Systems-Administrator--Australia----TS-SCI-with-Polygraph_RQ222585-2?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply)