Microsoft System Administrator SME

SAIC; Center (TX); On-site; USD 100,000 - 140,000; Full time

Job summary

SAIC at Stennis Space Center, MS, seeks a Senior Windows System Administrator to manage Windows servers, Active Directory, and hybrid cloud infrastructure. You will patch, troubleshoot, and support DOT systems across multiple datacenters, working with a team of engineers on incident response and project delivery.

The role requires 12+ years of experience, deep Windows Server expertise, and solid knowledge of Citrix, VMware, and PowerShell to support DR operations and MARAD planning.

Qualifications

• 12+ years of relevant IT experience and a Bachelor's degree.
• Windows Server 2016/2019/2022 expertise.
• Active Directory management and Group Policy.
• Azure Active Directory, Citrix XenApp, and VMware administration skills.

Responsibilities

• Manage Windows OS-based computer devices through Active Directory, Group Policy Objects, registry and files system security as needed.
• Administer systems infrastructure both on-premises and in the cloud
• Collaborate with other team members to perform server patching and maintenance
• Evaluate hardware and software purchases
• Manage 2000+ servers across multiple field site locations.
• Strong knowledge in Active Directory (Windows 2016 through Windows 2022)
• Manage and lead systems and infrastructure projects
• Follow existing incident, problem, release, change management processes.
• Support existing server infrastructure in a 24x7 on-call escalation capacity as part of a team rotation
• Provide high level technical support for Tier-3 issue escalations/tickets
• Design and implement Citrix solutions
• Managing and monitoring a Citrix platform
• Provide MARAD input for their annual budget.
• Meet with the MARAD Infrastructure Manager for strategic planning.
• Provide engineering recommendations for hardware refreshes of servers and storage.
• Plan upgrades and enhancements to server infrastructure at DOT DR data center.
• Help manage warranty renewals and support contract renewals.
• Help perform software licenses asset management for the MARAD data center.
• Provide remote support for MARAD’s DR site at Piney Point, MD.
• Help maintain the DR Test Plan and the MARAD DR Plan documents.
• Maintain the MARAD CMDB.
• Perform engineering studies as requested for OST Datacenter Operations.
• Provide administrative smart hands support within the Stennis datacenter.
• Draft and submit change requests to both the MARAD and DOT OST OCIO change boards.
• Support IT service consolidation projects.
• Assist with testing as a member of the PVG.

Job description

Minimum Clearance Required None

Job ID 2618671
Location Stennis Space Center, MS, US
Date Posted 2026-10-31
Category Information Technology
Subcategory Sys Administrator
Schedule Full-Time
Shift Day Job
Travel No
Minimum Clearance Required None
Clearance Level Must Be Able to Obtain Public Trust
Potential for Remote Work ORA_ON_SITE

Description

The Microsoft System Administrator ‐ SME position will provide Windows engineering support administering and managing servers and systems, cloud infrastructure, file and print environments and specializing in Microsoft Windows server operating systems for DOT at the DR data center at the Stennis Space Center in Mississippi and will be responsible for building, patching, and troubleshooting Windows servers in support of current and future DOT systems and applications. This candidate will be working with a team of server engineers to troubleshoot issues for multiple systems in multiple datacenter locations.

The Senior Windows Engineer will provide support, implementation, and design services for Windows-based systems across the enterprise. The candidate will be responsible for resolving and completing assigned tasks and change requests and will act as an escalation for support issues. The candidate will also be responsible for applying new solutions through research and collaboration with team members and will be advising on course of actions for new application initiatives.

Responsibilities

• Manage Windows OS-based computer devices through Active Directory, Group Policy Objects, registry and files system security as needed.
• Administer systems infrastructure both on-premises and in the cloud
• Collaborate with other team members to perform server patching and maintenance
• Evaluate hardware and software purchases
• Manage 2000+ servers across multiple field site locations.
• Strong knowledge in Active Directory (Windows 2016 through Windows 2022)
• Manage and lead systems and infrastructure projects
• Follow existing incident, problem, release, change management processes.
• Support existing server infrastructure in a 24x7 on-call escalation capacity as part of a team rotation
• Provide high level technical support for Tier-3 issue escalations/tickets
• Design and implement Citrix solutions
• Managing and monitoring a Citrix platform
• Provide MARAD input for their annual budget.
• Meet with the MARAD Infrastructure Manager for strategic planning.
• Provide engineering recommendations for hardware refreshes of servers and storage.
• Plan upgrades and enhancements to server infrastructure at DOT DR data center.
• Help manage warranty renewals and support contract renewals.
• Help perform software licenses asset management for the MARAD data center.
• Provide remote support for MARAD’s DR site at Piney Point, MD.
• Help maintain the DR Test Plan and the MARAD DR Plan documents.
• Maintain the MARAD CMDB.
• Perform engineering studies as requested for OST Datacenter Operations.
• Provide administrative smart hands support within the Stennis datacenter.
• Draft and submit change requests to both the MARAD and DOT OST OCIO change boards.
• Support IT service consolidation projects.
• Assist with testing as a member of the PVG.

Qualifications

Top Qualifications, Skills, Experience or Certifications

• 12+ years of relevant experience and Bachelor’s Degree; additional experience will be considered in lieu of degree
• Windows Server 2016, 2019 and 2022
• Active Directory management
• Active Directory Group Policy
• Active Directory Certificate Services
• Active Directory Federation Services
• Azure Active Directory
• Windows Failover Clustering
• Widows File and Folder sharing
• Windows Print Services
• Microsoft Hyper-V
• Citrix XenApp
• VMware vSphere
• VMware vCenter
• Azure Cloud Services
• PowerShell

Preferred Skills

• VMWare vCenter and Site Recovery.
• HCL BigFix Console, Inventory, and Reporter.
• Microsoft SCCM Reporter.
• Tenable Nessus.
• Forescout CounterAct.
• Cormant DCIM.
• Dell EMC Unisphere.
• Dell EMC Open Manage Enterprise.
• Progress Software WhatsUpGold.
• Thycotic Secret Server.
• Micro Focus OBM.
• Kiteworks DOT Large File Transfer System.
• Box – used by NASA at Stennis to distribute files pertaining to DOT.
• Canfigure CMDB.

Note Candidate must be a U.S. citizen or green card holder who has resided in the U.S. for at least 3 years and must have the ability to obtain and hold a public trust.

Target salary range $100,001 - $140,000. The estimate displayed represents the typical salary range for this position based on experience and other factors.