177 windows server administrator jobs at 111 companies in Rosedale, MD

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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
2mo
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Senior Server Windows Engineer
Washington, District of Columbia, United States
OnsiteFull Time
SAIC
SAICNASDAQ: SAIC: Provides government and defense clients with technology and engineering services.
10+ YOE10+ years administering enterprise Windows servers and cloud infrastructure across 2000+ servers; senior MS Server administration, PowerShell/VBScript scripting, VMware vSphere, AD/Entra, SCCM, patching, vulnerability remediation; U.S. citizen/green card holder able to obtain Public Trust.
Windows Server, Microsoft Graph, Microsoft PowerShell, VBScript, VMware vSphere, Active Directory, Microsoft Entra, System Center Configuration Manager (SCCM), Microsoft Endpoint Configuration Manager (MECM), Tenable Nessus, Qualys WAS, Inviciti, BigFix, Dell OpenManage Enterprise, Power BI, Microsoft Intune, AWS, Azure, Google Cloud, Oracle Cloud, ITSM
3w
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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
2w
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Windows Systems Administrator
Alexandria, Virginia, United States
$140k-$200k/yr OnsiteFull Time
B&A
B&A: Provides IT systems integration and data services to federal agencies.
0+ YOEAdminister and sustain Windows server/workstation environments, support LAN/WAN operations, diagnose and resolve complex system/network issues; TS/SCI clearance required; 0+ years specialized experience; bachelor\u0002s degree preferred.
Windows Server
4w
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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
1w
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Windows Systems Administrator
Washington, District of Columbia, United States
OnsiteFull Time
Empower AI
Empower AI: Providing AI-enabled technology solutions for federal government agencies.
5+ YOERequires 5+ years of experience, a bachelor's in IT or related field, Microsoft Windows Server Hybrid Administrator certification, and Secret clearance. Sec+ and ITIL 4 are preferred.
Active Directory (AD), System Center Configuration Manager, Travel Document Issuance System, Passport Records Imaging System Management, Automated Cash Register System, vSphere Installation Bundles (VIBs), Oracle, SQL, ServiceNow
2w
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Windows Administrator (Annapolis Junction, MD)
Annapolis Junction, Maryland, United States
OnsiteFull Time
Maximus
MaximusNYSE: MMS: Provides government health and human services program administration.
7+ YOERequires active Secret clearance, 7+ years of related experience, high school diploma/GED, Windows server administration expertise, and availability for five days onsite and rotational emergency on-call coverage.
Windows, Windows 2008, Windows 2012R2, Windows 2016R2
3w
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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+ YOEExperience administering Windows Server (2016-2025), Active Directory, DNS/DHCP, PowerShell/VBScript scripting, knowledge of gov IT security, and U.S. citizenship with active Secret clearance.
Windows Server, Active Directory, PowerShell, VBScript, Microsoft Project, Microsoft Visio, Windows 11, DNS, DHCP, EMR
2w
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Windows System Administrator - 2nd Shift
Arlington, Virginia, United States
OnsiteFull Time
GCyber
GCyber: Provides specialized cybersecurity and IT modernization for government agencies.
8+ YOERequires Top Secret/SCI clearance, bachelor's degree in a related discipline, 8+ years of relevant experience, IAT II certification, Windows Server expertise, and working Linux knowledge.
Windows Server, Linux
2mo
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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
2w
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Sr. Windows Systems Administrator
Columbia, Maryland, United States
$145k-$165k/yr OnsiteFull Time
Astrion
Astrion: Provides engineering, cybersecurity, and mission support services.
8+ YOEActive TS/SCI clearance, bachelor's or equivalent, 8+ years Windows/AD admin in classified DoD environments, RMF/STIG/C2C experience, PowerShell automation, MECM/WSUS patching, ACAS/Nessus/SCAP and SIEM familiarity.
Windows Server, Windows 11, Active Directory, PowerShell, Microsoft Endpoint Configuration Manager, MECM, WSUS, MDT, WDS, ACAS, Nessus, SCAP, SIEM, Microsoft SharePoint, Hyper-V, NetApp, SAN, Git, Microsoft Defender for Endpoint, AppLocker, WDAC, Azure Government
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Windows Systems Administrator
Arlington, Virginia, United States
OnsiteFull Time
Tetrad Digital Integrity
Tetrad Digital Integrity: Provides cybersecurity performance management software and specialized consulting services.
4+ YOEActive TS/SCI clearance, DoD 8750 IAT Level II (e.g. Security+ce), 4+ years Windows server experience, VMware, PowerShell/Python, DISA STIGs, AD/GPO, RDS, SCAP, and strong documentation and troubleshooting skills.
VMware, Remote Desktop Services, PowerShell, Python, Security Content Automation Protocol (SCAP), Group Policy Management (GPO), Windows Task Scheduler, Active Directory, DISA STIGS, BMC Remedy, Linux, Solaris, SAN, NAS, TCP/IP
2mo
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The One 23 Group - Windows Systems Administrator Team Lead
Arlington, Virginia, United States
OnsiteFull Time
The One 23 Group
The One 23 Group: Providing IT and cybersecurity services to federal government agencies.
10+ YOETop Secret clearance with SCI eligibility; DoD 8140/8570 IAT-II certification; 10+ years of enterprise Windows IT experience.
Windows Server, Active Directory, DNS, DHCP, VDI, VMware, PowerShell, vSphere, ESXi, vCenter, SAN, Backup and Recovery, Firewalls
1w
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Windows Systems Automation Engineer
McLean, Virginia, United States
$87k-$198k/yr HybridFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
6+ YOERequires 6+ years of Windows Server administration or engineering, 2+ years supporting federal environments, PowerShell and infrastructure-as-code experience, HS diploma/GED, and IAT Level II certification.
Windows Server, PowerShell, AWS CDK, CloudFormation, Terraform, Active Directory, DNS, Group Policy, Git, CI/CD, STIGs, NIST SP 800-53, AWS, TypeScript, Pester, Microsoft Office, SCCM, MECM, Chocolatey, Linux, SQL Server, PostgreSQL, MongoDB, AWS Systems Manager, AWS Secrets Manager, AWS IAM, Amazon S3, Amazon CloudWatch, AWS EC2 Image Builder, Packer
2mo
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Oracle PeopleSoft Administrator
Chantilly or McLean
$105k-$231k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
3+ YOEBachelor's in CS/IS or equivalent, 3+ years PeopleSoft administration, PeopleTools/WebLogic, Oracle/SQL Server, Linux/Windows Server, Integration Broker, scripting, performance tuning. Active TS/SCI with polygraph required.
Oracle PeopleSoft, Oracle WebLogic Server, PeopleTools, Application Designer, Change Assistant, PeopleSoft Process Scheduler, Integration Broker, Oracle Database, Microsoft SQL Server, Linux, Windows Server, Elastic Search, Ansible, Jenkins, PeopleSoft PUM, SQL
4d
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Database Administrator – Oracle & SQL Server
Bethesda, Maryland, United States
$108k-$127k/yr HybridFull Time
GDIT
GDITNYSE: GD: Delivers IT and mission services to government agencies.
4+ YOERequires a bachelor's degree and 4+ years of IT experience or equivalent; production Oracle or Microsoft SQL Server administration, troubleshooting, security, migrations, scripting, and cloud database experience.
Oracle, Microsoft SQL Server, SQL, AWS, Microsoft Azure, Windows, Linux, Infrastructure as Code, Agile
1mo
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Systems Administrator - T1
Washington, District of Columbia, United States
OnsiteFull Time
Acuity
Acuity: Provides digital strategy and technology consulting for federal agencies.
3+ YOEBachelor's or equivalent, 2+ years Windows Server experience, 3+ years systems administration supporting MS SQL Server, SCCM, O365/SharePoint and Azure; PowerShell scripting; active Secret or Top Secret clearance.
Windows Server, MS SQL Server, Microsoft System Center (SCCM), O365, Microsoft SharePoint, Microsoft Azure, PowerShell, ServiceNow, Remedy Action Request Server, ITSM, Active Directory, Registry
2mo
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Network Administrator
Sparks, Maryland, United States
$80k-$85k/yr HybridFull Time
Enhanced Computing Solutions
Enhanced Computing Solutions: Provides managed IT support and technology consulting for businesses.
2+ YOE2+ years network engineering and systems administration experience; strong TCP/IP, VPN, SonicWall, Windows Server, Azure, and Microsoft 365 knowledge; experience with ConnectWise Manage and ITBoost; mentoring and client-communication skills.
ConnectWise Manage, ITBoost, Screen Connect, Windows Server, Azure, SonicWall, Microsoft 365, TCP/IP, VPN, RMM, PSA, Cybrary.it
4d
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Senior Systems Administrator
Boston or New York City or Washington
OnsiteFull Time
Wolf Greenfield
Wolf Greenfield: Specialized law firm focused on intellectual property legal services.
10+ YOEBachelor's degree, 10+ years technical experience, and extensive Windows Server, PowerShell, Active Directory, Group Policy, VMware, backup, security, and systems administration experience.
Windows Server, PowerShell, Active Directory, Group Policy, VMware vCenter, VMware ESXi, Veeam Backup and Replication, Microsoft 365, Entra, MFA, ManageEngine PAM360, ManageEngine Endpoint Central, Azure IaaS, Terminal Services, iManage
1mo
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Database Administrator Sr-level
Washington, District of Columbia, United States
OnsiteFull Time
AnaVation
AnaVation: Providing technical engineering and cybersecurity solutions for federal agencies.
7+ YOETop-Secret clearance, Bachelor's degree, 7+ years experience as a SQL Server DBA with expertise in performance tuning, backup/restore, HA/DR, Windows Server administration, and PowerShell; on-site in Washington, DC.
SQL Server, PowerShell, Claude, SSIS, SSRS, SSAS, NiFi, Linux, Windows Server