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Windows Systems Administrator (Sys Admin)

Company:
Closure Technologies
Location:
Chantilly, VA
Posted:
March 19, 2026
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Description:

Job Description

The successful candidate will leverage their development skills and experience to support the successful ingestion, cleansing, transformation, loading, and display of significant amounts of data. • You will help sustain and improve the organization's Windows infrastructure as part of a collaborative systems team. Your focus will span operations, security, and integration of hardware and software.

Research and resolve operating system problems efficiently and accurately in adherence to organizational standards

Troubleshoot operating system issues and collaborate with cross-functional teams including application development and networking

Build and harden Windows servers, establish and manage configuration baselines

Plan, test, install, integrate, and maintain new or updated operating systems

Apply security and firmware patches promptly; assist in maintaining patch management strategies

Test and integrate new hardware and software components

Manage the lifecycle of operating systems

Design interfaces to external systems and maintain thorough documentation on system configurations and processesRequired Skills

7+ years of relevant experience with Windows systems

Experience with complex system architectures and interconnected data environments

Hands-on experience with Active Directory, LDAP, and Centrify for domain management

Experience and proficiency applying security patches within enterprise systems

Experience scripting in PowerShell, VB, or similar tools

Experience and ability to manage environments running Windows Server 2008/2012/2016

Experience with Microsoft System Center Operations Manager (SCOM) and Access Control Service (ACS)

Experience with Microsoft Exchange, Outlook, and antivirus solutions including Symantec and McAfee

TS/SCI clearance with a polygraphDesired Skills

Familiarity with LAN, SAN, TCP/IP, and Cisco network configurations

MCSE or MCITP certifications

Experience with VMware 5+ and a VMWare Certified Professional (VCP) credential

Full-time

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