Windows Systems Administrator - TS/SCI Polygraph
Listed on 2026-11-05
-
IT/Tech
Systems Administrator, Windows Server, Cybersecurity, Systems Engineer
Type of
Requisition :
Regular Clearance Level Must Currently Possess:
Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain:
Top Secret SCI + Polygraph Public Trust/Other
Required:
None Job Family: IT Infrastructure and Operations
Job Qualifications:
Skills:
Microsoft Endpoint Manager, Microsoft Windows, Microsoft Windows Server, Systems Engineering
Certifications:
MCSE
- Microsoft
- Microsoft
Experience:
10 + years of related experience US Citizenship
Required:
Yes
Transform technology into opportunity as a Windows Systems Administrator with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you’ll be at the forefront of innovation and play a meaningful part in improving how agencies operate.
HOW A WINDOWS SYSTEMS ADMINISTRATOR WILL MAKE AN IMPACT- Proactively maintain and develop all Windows infrastructure technology to maintain a 24x7x365 uptime service
- Engineer systems administration-related solutions for various project and operational needs
- Maintain best practices for managing systems and services across all environments
- Perform fault-finding, analysis, and logging of information for reporting of performance exceptions
- Proactively monitor system performance and capacity planning
- Manage, coordinate, and implement software upgrades, patches, and hot fixes on servers and workstations
- Create and modify scripts or applications to perform tasks
- Provide input on ways to improve the stability, security, efficiency, and scalability of the environment
- Collaborate with other teams and team members to develop automation strategies and deployment processes
Education:
Bachelor's degree in Computer Science, Information Systems, or similar relevant degree, or equivalent experience
Required Experience:
10+ years in Windows Systems Administration
Skills:
- Strong background in Microsoft Systems Engineering and providing support to those systems Microsoft operating systems including Windows Server 2016 or later
- Active Directory (AD), specifically:
Health of AD to include, but not limited to, AD Sites and Services/Replication;
Group Policy Implementation to include registry changes;
Permissions (security and/or file) related to user accounts, OUs and shares; DNS, DHCP; LDAP integration with non-Microsoft based applications - Experience maintaining and managing Microsoft Endpoint Configuration Manager (MECM), specifically:
Software package creation and distribution;
Imaging Windows workstations and servers (virtual and physical);
Patch management;
Integration of Windows Defender with MECM - Strong knowledge of virtualization Windows workstations/servers hosted within VMware
- Current experience in the Sponsor's classified and unclassified distributed work environment architectures and systems
- Management of stand-alone Microsoft Certificate Authority
- Immediate response may be required to restore or maintain system functionality (Tier 3 troubleshooting)
- Familiarity with Jira and Confluence
Security Clearance Level: Active TS/SCI with Polygraph
Location:
Herndon, VA, on customer site
Advantageous
Certifications:
MCSE
Skills:
- Knowledge of and experience with security best practices and technologies, including patch management, hardening of Windows systems
- Familiarity with Power Shell scripts to run/edit
- Knowledge of customer enterprise services and customer specific compliance requirements
- Management of MFA implementations
- In-depth knowledge of VMWare and ESXi
- Previous experience with storage devices including Net App
- Demonstrated capacity to understand and communicate technical ideas, concepts, and thoughts across multiple technical and non-technical stakeholders
- Experience scripting system administration tasks in Power Shell
US Citizenship Required
GDIT IS YOUR PLACE:- 401K with company match
- Comprehensive health and wellness packages
- Internal mobility team dedicated to helping you own your career
- Professional growth opportunities including paid education and certifications
- Cutting-edge technology you can learn from
- Rest and recharge with paid vacation and holidays
#Opportunity Owned #GDITCareers #WeAreGDIT #JET
The likely salary range for this position is $187,000 - $253,000.
This is not, however, a guarantee of compensation or salary.
Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.
Scheduled Weekly
Hours:
40
Travel Required:
Less than 10%
Telecommuting Options:
Onsite
Work…
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