TS/SCI CI Poly - Windows Systems Administrator

Post Date

Jan 10, 2023

Location

Washington,
District Of Columbia

ZIP/Postal Code

20301
US
Jul 25, 2025 Insight Global

Job Type

Contract

Category

System Administrator

Req #

DC0-594850

Pay Rate

$52 - $77 (hourly estimate)

Job Description

Primary responsibilities include providing Tier II support of maintaining multiple large Enterprise environment.

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

System Administrative Advisory 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 Tier 2 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.

Willingness to provide initial triage, response, and notifications for incidents

Participates in special projects as required

Required Skills & Experience

Active TS/SCI with Polygraph required

CompTIA Security+CE or similar for IAT Level II DoD 8570 certification

BA/BS (or equivalent experience); 6+ years of related systems administration experience

Must have related experience and knowledge/understanding of:

Active Directory Administration

DNS, DHCP, DFS, LDAP in a Windows or Linux environment

Windows 10, Server 2012, Server 2016

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

Nice to Have Skills & Experience

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

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)

Benefit packages for this role will start on the 31st day of employment and include medical, dental, and vision insurance, as well as HSA, FSA, and DCFSA account options, and 401k retirement account access with employer matching. Employees in this role are also entitled to paid sick leave and/or other paid time off as provided by applicable law.