Windows Systems Administrator
$73K - $132K/yr
... infrastructure in Suitland, MD. In this role, you will administer and maintain Windows server ... Administer and manage advanced Windows Server environments and Microsoft enterprise services.
$73K - $132K/yr
... infrastructure in Suitland, MD. In this role, you will administer and maintain Windows server ... Administer and manage advanced Windows Server environments and Microsoft enterprise services.
$73K - $132K/yr
... infrastructure in Suitland, MD. In this role, you will administer and maintain Windows server ... Administer and manage advanced Windows Server environments and Microsoft enterprise services.
Chantilly, VA · On-site
You will help sustain and improve the organization's Windows infrastructure as part of a ... Build and harden Windows servers, establish and manage configuration baselines * Plan, test ...
Chantilly, VA · On-site
You will help sustain and improve the organization's Windows infrastructure as part of a ... Build and harden Windows servers, establish and manage configuration baselines * Plan, test ...
The role focuses on ownership of our Windows environment while supporting a mixed-OS infrastructure ... Deep understanding of core Windows services and system management * Working knowledge of Linux ...
The role focuses on ownership of our Windows environment while supporting a mixed-OS infrastructure ... Deep understanding of core Windows services and system management * Working knowledge of Linux ...
... Windows infrastructure • Strong understanding of Active Directory, Group Policy, and DNS • Experience with file server administration • Experience with patching and update management • ...
... Windows infrastructure • Strong understanding of Active Directory, Group Policy, and DNS • Experience with file server administration • Experience with patching and update management • ...
Sustain and improve the organization's Windows infrastructure as part of a collaborative systems ... Manage the lifecycle of operating systems * Design interfaces to external systems and maintain ...
Sustain and improve the organization's Windows infrastructure as part of a collaborative systems ... Manage the lifecycle of operating systems * Design interfaces to external systems and maintain ...
... Infrastructure (VDI) environments. • Manage VMware environments including vSphere, ESXi, and ... Windows environments Preferred : • Experience supporting systems within classified DoD enterprise ...
... Infrastructure (VDI) environments. • Manage VMware environments including vSphere, ESXi, and ... Windows environments Preferred : • Experience supporting systems within classified DoD enterprise ...
Sustain and improve the organization's Windows infrastructure as part of a collaborative systems ... Manage the lifecycle of operating systems * Design interfaces to external systems and maintain ...
New
Sustain and improve the organization's Windows infrastructure as part of a collaborative systems ... Manage the lifecycle of operating systems * Design interfaces to external systems and maintain ...
New
Design, architect, implement, and sustain enterprise Windows infrastructure. * Own the health ... Deep understanding of core Windows services and system management * Working knowledge of Linux ...
Quick apply
Design, architect, implement, and sustain enterprise Windows infrastructure. * Own the health ... Deep understanding of core Windows services and system management * Working knowledge of Linux ...
Herndon, VA · On-site
$132K - $226K/yr
... Windows infrastructure technologies. This position is well-suited for an experienced engineer who can independently manage complex operational responsibilities while continuing to grow technical ...
Herndon, VA · On-site
$132K - $226K/yr
... Windows infrastructure technologies. This position is well-suited for an experienced engineer who can independently manage complex operational responsibilities while continuing to grow technical ...
You will help sustain and improve the organization's Windows infrastructure as part of a ... Build and harden Windows servers, establish and manage configuration baselines * Plan, test ...
You will help sustain and improve the organization's Windows infrastructure as part of a ... Build and harden Windows servers, establish and manage configuration baselines * Plan, test ...
... infrastructures, we would like to speak to you. This position will play a key role in supporting ... update management o File Server administration o Exchange Server / Enterprise Email Systems · ...
Quick apply
... infrastructures, we would like to speak to you. This position will play a key role in supporting ... update management o File Server administration o Exchange Server / Enterprise Email Systems · ...
Design, architect, implement, and sustain enterprise Windows infrastructure. * Own the health ... Deep understanding of core Windows services and system management * Working knowledge of Linux ...
Design, architect, implement, and sustain enterprise Windows infrastructure. * Own the health ... Deep understanding of core Windows services and system management * Working knowledge of Linux ...
Sustain and improve the organization's Windows infrastructure as part of a collaborative systems ... Manage the lifecycle of operating systems * Design interfaces to external systems and maintain ...
Sustain and improve the organization's Windows infrastructure as part of a collaborative systems ... Manage the lifecycle of operating systems * Design interfaces to external systems and maintain ...
Herndon, VA · On-site
$111K - $151K/yr
Serving as the Subject Matter Expert (SME) for enterprise DNS architecture and Windows-based ... In this role, you will lead the design, implementation, security, and lifecycle management of ...
Herndon, VA · On-site
$111K - $151K/yr
Serving as the Subject Matter Expert (SME) for enterprise DNS architecture and Windows-based ... In this role, you will lead the design, implementation, security, and lifecycle management of ...
The Infrastructure & Operations Manager is a hands-on technical leader responsible for enterprise ... Windows/Linux admin; AD/DNS/DHCP; storage/backup; monitoring tools; vulnerability management; RMF ...
The Infrastructure & Operations Manager is a hands-on technical leader responsible for enterprise ... Windows/Linux admin; AD/DNS/DHCP; storage/backup; monitoring tools; vulnerability management; RMF ...
Title: • Senior Windows Systems Administrator Location: • The Pentagon (Arlington, Virginia ... Infrastructure (VDI) environments. • Manage VMware environments including vSphere, ESXi, and ...
Title: • Senior Windows Systems Administrator Location: • The Pentagon (Arlington, Virginia ... Infrastructure (VDI) environments. • Manage VMware environments including vSphere, ESXi, and ...
Chantilly, VA · On-site
$128K - $214K/yr
You will help sustain and improve the organization's Windows infrastructure as part of a ... Manage the lifecycle of operating systems * Design interfaces to external systems and maintain ...
Chantilly, VA · On-site
$128K - $214K/yr
You will help sustain and improve the organization's Windows infrastructure as part of a ... Manage the lifecycle of operating systems * Design interfaces to external systems and maintain ...
The Infrastructure & Operations Manager is a hands-on technical leader responsible for enterprise ... Windows/Linux admin; AD/DNS/DHCP; storage/backup; monitoring tools; vulnerability management; RMF ...
The Infrastructure & Operations Manager is a hands-on technical leader responsible for enterprise ... Windows/Linux admin; AD/DNS/DHCP; storage/backup; monitoring tools; vulnerability management; RMF ...
Odenton, MD · On-site
$107K - $195K/yr
The Infrastructure & Operations Manager is a hands-on technical leader responsible for enterprise ... Windows/Linux admin; AD/DNS/DHCP; storage/backup; monitoring tools; vulnerability management; RMF ...
Odenton, MD · On-site
$107K - $195K/yr
The Infrastructure & Operations Manager is a hands-on technical leader responsible for enterprise ... Windows/Linux admin; AD/DNS/DHCP; storage/backup; monitoring tools; vulnerability management; RMF ...
Sustain and improve the organization's Windows infrastructure as part of a collaborative systems ... Manage the lifecycle of operating systems * Design interfaces to external systems and maintain ...
Sustain and improve the organization's Windows infrastructure as part of a collaborative systems ... Manage the lifecycle of operating systems * Design interfaces to external systems and maintain ...
| Aspect | Windows Infrastructure Manager | Windows Systems Administrator |
|---|---|---|
| Certifications | Microsoft Certified: Windows Server, MCSE | Microsoft Certified: Windows Server, MCSA |
| Work Environment | Oversees infrastructure, strategic planning, team management | Maintains and supports Windows servers, troubleshooting |
| Responsibilities | Designs infrastructure, manages projects, ensures system security | Performs daily server maintenance, user support, issue resolution |
The Windows Infrastructure Manager focuses on designing and managing the overall Windows infrastructure, including strategic planning and team leadership. In contrast, the Windows Systems Administrator handles daily operations, maintenance, and troubleshooting of Windows servers. Both roles require similar certifications but differ in scope and responsibilities, with the manager role being more strategic and leadership-oriented.
For Windows Infrastructure Manager jobs in Washington, the most frequently searched job titles are:
The top searched job categories for Windows Infrastructure Manager jobs in Washington are:
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Windows Systems Administrator
Location: Suitland, MD
Security Clearance: Active TS/SCI Required
Leidos is seeking a Windows Systems Administrator III to support mission critical infrastructure in Suitland, MD. In this role, you will administer and maintain Windows server environments supporting enterprise infrastructure, standardized desktop services, and secure mission operations. The ideal candidate has extensive experience managing Microsoft technologies, troubleshooting complex systems, and maintaining secure, high availability Windows environments.
Primary Responsibilities
Administer and manage advanced Windows Server environments and Microsoft enterprise services.
Maintain daily system operations by monitoring, identifying, troubleshooting, and resolving issues affecting servers, applications, and operating systems.
Perform performance tuning, hardware upgrades, and resource optimization to ensure reliable system performance.
Troubleshoot and resolve complex Windows Server issues.
Research, document, and recommend new system technologies and improvements.
Review and implement Information Assurance Vulnerability Alerts (IAVAs) and Information Assurance Vulnerability Bulletins (IAVBs).
Install, configure, secure, maintain, document, troubleshoot, and administer SQL databases to ensure optimal performance.
Support global operations by maintaining secure, resilient Windows infrastructure environments.
Travel may be required to support other U.S. Navy commands both within the continental United States (CONUS) and outside the continental United States (OCONUS).
Required Qualifications
Bachelor's degree with 7+ years of relevant experience or a Master's degree with 5+ years of relevant experience. Additional relevant experience may be considered in lieu of a degree.
Active TS/SCI clearance (in DISS).
Active CompTIA Security+ certification and an active Windows Server operating system certification.
Extensive experience administering enterprise Windows environments, including Active Directory (AD), Domain Name System (DNS), Dynamic Host Configuration Protocol (DHCP), Microsoft Exchange email services, Microsoft Azure Cloud, Remote Desktop Services, VMware, Omnissa, desktop management, and Windows Server services.
Experience performing advanced system troubleshooting.
Strong interpersonal and communication skills.
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If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.
Original Posting:August 8, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
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At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainable practices. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community.
It services
10,000+ Employees
Reston, VA, US