745 windows administrator jobs at 322 companies in Springfield, VA

2mo
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Windows System Administrator
Indian Head, Maryland, United States
$62k-$141k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
6+ YOE6+ years Windows Server Administration; 2+ years government/federal environment; AD migrations; SCCM; PowerShell automation; STIG/NIST knowledge; IIS management; Secret clearance; HS diploma; IATIII (DoD 8570/8140) certifications
Windows Server, Active Directory, DNS, Group Policy, SCCM/MECM, PowerShell, IIS, STIG/NIST 800-53
1d
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Windows System Administrator
Laurel, Maryland, United States
$128k-$214k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
15+ YOE15+ years systems administration experience, Windows Server proficiency, Active Directory, DHCP, patch management, IAT II (DOD 8140) and current TS/SCI with poly required, bachelor\u0002s degree or equivalent experience, strong troubleshooting and communication skills.
Windows Server, Active Directory, Group Policy, DHCP, VMware, vCenter, JIRA
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Windows System Administrator
College Park, Maryland, United States
OnsiteFull Time
Entarian
Entarian: Provides mission-critical engineering and technology solutions for government agencies.
1+ YOE1-3 years Windows systems administration experience; manage ServiceNow ticket queues; troubleshoot Windows 10-11; administer Active Directory, DNS, user accounts; ability to lift 50 lbs; U.S. citizenship and Public Trust clearance eligibility.
ServiceNow, Active Directory, Windows 10-11, DNS
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Senior Windows Systems Administrator
Dahlgren, Virginia, United States
$52/hr OnsiteFull Time
The Tatitlek Corporation
The Tatitlek Corporation: Provider of government contracting, facility maintenance, and technology services.
6+ YOE6+ years system administration experience with Windows environments; DoD Secret clearance (or ability to obtain); IAT Level 2 and OS (Windows) certification; experience with WSUS, GPOs, backups, documentation, and end-user support.
WSUS, GPO, Windows Server, Windows Workstations, Thin Client
4d
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Senior Windows Systems Administrator
Washington or Sterling or United States
$112k-$179k/yr RemoteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
10+ YOEU.S. citizen with active Secret clearance, 10+ years Windows Server administration, 7+ years Active Directory experience, 3+ years PowerShell/VB scripting, and knowledge of government IT security.
Windows Server, Microsoft Active Directory, PowerShell, VBScript, Microsoft Project, Microsoft Visio, Windows 11
2mo
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Windows System Administrator
Indian Head, Maryland, United States
$62k-$141k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
6+ YOE6+ years Windows Server Admin; 2+ years US government environment; AD migrations; SCCM; PowerShell; STIG/NIST; IIS; Secret clearance; HS diploma or GED; IATIII DoD 8570/8140 certs
PowerShell, SCCM/MECM, Active Directory, DNS, GPOs, IIS, STIG, NIST SP 800-53, Windows Server
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Windows Senior System Administrator
Germantown, Maryland, United States
$100k-$120k/yr OnsiteFull Time
Edgewater Federal Solutions
Edgewater Federal Solutions: Provides IT and cybersecurity services to federal government agencies.
2+ YOEUS citizen with active Top-Secret or Q clearance,2+ years Windows Server administration,AD/GPO management,WSUS/SCCM patching,DISA STIG hardening,documentation skills,and ability to lift 50 lbs and mentor junior staff.
Windows Server, WSUS, SCCM, DISA STIGs, Active Directory, Group Policy Objects (GPO), MS Hyper-V, VMWare ESXi, VMware Horizon vCenter, PKI
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Linux/Windows Systems Administrator
Springfield, Virginia, United States
OnsiteFull Time
Ascension Federal Services
Ascension Federal Services: Provides IT services without mentioning the name.
4+ YOE4 years of experience in Linux/Windows server administration; Bachelor's in IT; Security+ or equivalent; Secret clearance.
Linux, Windows, Bash, Python, PowerShell, VMware, Hyper-V, Docker, Kubernetes, Ansible, Puppet, Chef, AWS, Azure, GCP, Firewalls, Security best practices
5d
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Senior Windows Systems Administrator
Washington or Sterling
$112k-$179k/yr RemoteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
10+ YOE10+ years Windows Server and Active Directory administration experience, PowerShell/VB scripting, government IT security knowledge, U.S. citizenship, active SECRET clearance.
Windows Server 2016, Windows Server 2019, Windows Server 2022, Windows Server 2025, Microsoft Active Directory, DNS, PowerShell, VB, Microsoft Project, Microsoft Visio, Microsoft Windows 11
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Senior Windows Administrator
Laurel, Maryland, United States
$100k-$245k/yr OnsiteFull Time
Johns Hopkins University Applied Physics Laboratory
Johns Hopkins University Applied Physics Laboratory: Conducts research and engineering for national security and space.
5+ YOE5–10+ years Windows Server/MECM/SCCM; Active Directory; DISA STIG; CompTIA Security+; DoD environment; Secret clearance eligibility.
Microsoft Endpoint Configuration Manager (MECM/SCCM), Active Directory, Group Policy, DISA STIG, RMF
1mo
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Senior Windows Systems Administrator
Bethesda, Maryland, United States
OnsiteFull Time
Black Canyon Consulting
Black Canyon Consulting: Provides specialized IT and scientific support to federal agencies
5+ YOE5+ years Windows systems administration experience, deep Active Directory expertise, hybrid cloud (AWS/GCP) experience, strong PowerShell automation skills, and hands-on experience with Microsoft server ecosystem and MECM/SCCM.
Windows Server 2019, Windows Server 2022, Active Directory (AD DS), Microsoft Entra ID, ADFS, IIS, SQL Server, Hyper-V, Microsoft Configuration Manager (MECM / SCCM), WSUS, Group Policy (GPO), System Center Virtual Machine Manager, Amazon Web Services, Google Cloud Platform, Microsoft Azure, PowerShell, Kerberos, NTLM, SAML
1w
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Windows Server OS Administrator
McLean, Virginia, United States
$85k-$100k/yr RemoteFull Time
American Systems
American Systems: Providing engineering and IT solutions to federal government agencies.
6+ YOE6+ years supporting Windows Server in enterprise datacenters, Azure/AVS experience, PowerShell and infrastructure automation (Ansible), ability to obtain Public Trust, US work authorization, strong communication and ITIL experience.
Windows Server, VMware vSphere, Azure, Azure Monitor, Azure Update Management, Defender for Cloud, Azure VMware Solution (AVS), AWS, GCP, PowerShell, Ansible, GitLab, Carbon Black, CyberArc, Defender EM, Remedy, ServiceNow, Active Directory, DNS, DHCP, Group Policy
2w
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Classified Windows System Administrator
El Segundo or Chantilly
$75k-$113k/yr OnsiteFull Time
The Aerospace Corporation
The Aerospace Corporation: Provides technical expertise and research for national space programs.
3+ YOETS/SCI clearance and U.S. citizenship required. 3+ years enterprise Windows administration, 2+ years virtualization (VMware or Hyper-V). Must meet DoD 8570.01-m IAT Level II (CompTIA Security+). Experience with Citrix, Active Directory, NFS, and EM environments preferred.
Citrix, Windows Terminal Server, VMware, Hyper-V, Windows Admin Center, MS SQL, Puppet, PowerShell DSC, Ansible, Bash, PowerShell, Terraform, Python, NFS, Active Directory
2mo
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DS Windows System Administrator
Chantilly, Virginia, United States
OnsiteFull Time
Probity
Probity: Provides IT, cybersecurity, and engineering services to government agencies.
7+ YOE7+ years of Windows systems experience; Active Directory, scripting; patch management; enterprise security.
Active Directory, LDAP, Centrify, PowerShell, VB, Windows Server 2008/2012/2016, SCOM, ACS, Microsoft Exchange, Outlook, Symantec, McAfee, VMware, LAN/TCP-IP, Cisco networking
1w
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Windows Server OS Administrator
McLean, Virginia, United States
$85k-$100k/yr RemoteFull Time
American Systems
American Systems: Providing strategic engineering and IT solutions for government programs.
6+ YOE6+ years supporting Windows Server in enterprise datacenters, Azure workload management, PowerShell scripting, infrastructure automation (Ansible), ITIL experience, ability to obtain Public Trust clearance.
Windows Server Operating System, VMWare, VMware vSphere, Azure VMware Solution (AVS), Azure, AWS, GCP, PowerShell, Ansible, GitLab, Carbon Black, CyberArc, Defender EM, Remedy, ServiceNow
1mo
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Principal Windows Systems Administrator - Polygraph
Dulles, Virginia, United States
$104k-$155k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
3+ YOEUS citizen with current Top Secret/SCI and polygraph (adjudicated within 5 years); meet 8140/8570 IAT Level II baseline; 3+ years IT experience (varies by degree); Windows Server, Active Directory, GPO, and classified environment experience required.
Windows Server, Active Directory, Group Policy, Microsoft Exchange, VMware, ServiceNow, Jira, HBSS, SolarWinds, Splunk, SAN, Linux, Cisco
1mo
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Windows System Administrator (SA) 2 w/ Poly
Fort Meade, Maryland, United States
$150k-$180k/yr OnsiteFull Time
Amentum
AmentumNYSE: AMTM: Provides engineering, technology, and mission support to government agencies.
10+ YOETS/SCI with poly required; Bachelor's in CS/Cyber/IT (or extensive experience); 10+ years SA experience; DoD 8570 IAM Level I; Windows/UNIX system administration, monitoring, troubleshooting, and capacity planning.
UNIX, Windows
2w
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Systems Administrator (Windows)
Dahlgren, Virginia, United States
$100k-$111k/yr OnsiteFull Time
Astrion
Astrion: Provide engineering and mission support services to federal government agencies.
3+ YOETop Secret clearance required. 3+ years Windows systems administration experience including backup/recovery, hardware/software installation, security tools, TCP/IP, vulnerability analysis, and procurement research. IAT II with T5 investigation required.
Windows, TCP/IP, firewalls
2mo
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Windows & Linux Systems Administrator Staff
Fort Meade, Maryland, United States
$100k-$176k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
10+ YOERequires TS/SCI w/Poly, bachelor’s degree or equivalent with 10+ years experience (or +5 years substitute), DOD 8570 IAT2, expertise in Linux/Windows administration, automation with Ansible, scripting (Bash/PowerShell/Python), Arista networking, DoD STIG/CIS compliance.
RHEL, CentOS, Ubuntu, Debian, Windows Server 2016, Windows Server 2019, Windows Server 2022, Active Directory, LVM, RAID, SMB, NFS, DoD STIG, DISA STIGs, CIS Benchmarks, Ansible, WinRM, Bash, PowerShell, Python, Ansible Tower, AWX, Git, Arista EOS, CloudVision, eAPI, BGP, OSPF, EVPN, VXLAN, ACLs, RADIUS, TACACS+, 802.1X, MACsec, Confluence, SharePoint, Nagios, Prometheus, Grafana, ELK Stack, Splunk, Logstash, Jenkins, GitLab CI/CD, CircleCI, Docker Swarm, Kubernetes, Apache Mesos, AWS, Azure, GCP, Docker Hub, Ceph, SAN, NAS
2mo
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Windows System Adminitrator
Chantilly, Virginia, United States
OnsiteFull Time
Closure Technologies
Closure Technologies: Global technology firm delivering data integration and processing solutions.
7+ YOE7+ years Windows systems experience; AD/LDAP/Centrify; patching; PowerShell/VB; Windows Server 2008/2012/2016; SCOM; Exchange and antivirus.
Active Directory, LDAP, Centrify, PowerShell, VBScript, Windows Server, SCOM, ACS, Microsoft Exchange, Symantec Antivirus, McAfee Antivirus