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# Systems Engineer/Administrator - Windows

- **Company:** General Dynamics IT
- **Location:** Chantilly, VA, United States
- **Contract:** Permanent contract
- **Skills:** Microsoft Windows, Active Directory, Active Directory Federation Services, Systems Engineering, Microsoft Azure, Configuration Management, System Configuration, Continuous Integration, DevOps, Identity and Access Management, Internet Information Services (IIS), Windows Servers, Performance Tuning, Windows PowerShell, Secure Coding, Infrastructure as Code (IaC), Containerization, Git Flow, Devsecops
- **Published:** August 25, 2026
- **Apply:** http://hbcu.com/cgi-bin/jobs/searchJobs.cgi?job_id=35197245

## About the Role

operations teams for research, prototyping, and pre-production testingCoordinate refreshes, reconfigurations, and proof-of-concept efforts in support of modernization and migration activitiesSupport core Windows infrastructure operationsAssist with Active Directory Domain Services (AD DS), Group Policy, and IIS web server operations as part of the broader operations teamContribute to patching, STIG hardening, security remediation, and performance tuning tasks for Windows Server platformsParticipate in on-call or after-hours support rotations, as required by the mission WHAT YOULL NEED TO SUCCEEDBring your technology expertise and drive for innovation to GDIT. The Systems Engineer/Administrator Senior must have:Education: Bachelor of Arts/Bachelor of ScienceExperience: 5+ years of related experienceSecurity clearance level: U.S. SECRET with the ability to obtain TS/SCIUS citizenship requiredMeetsDoD 8140 System Administrator Intermediate or Advancedcertification requirementsITIL Foundation
Certification.One of the following (or higher) Microsoft certifications:Windows Server Hybrid Administrator Associate,orDevOps Engineer Expert.Demonstrated experience with:Windows Server administrationin an enterprise or DoW environmentAD FS configuration, operations, and troubleshootingAD DS accounts, groups, OU structure, GPO application, and delegationAzure DevOps repositories, pipelines, and agentsApplying and interpretingSTIGsfor Windows Server and related technologiesStrong PowerShell scripting skills for automation, configuration, and administration tasksPreferred Qualifications / Desired SkillsExperience witheMASSand theRMF processesHands-on experience withDSCand/or similar configuration management frameworksExperience usingEvaluate-STIGStrongGroup Policydesign and troubleshooting skills in complex AD environmentsExperience with containerization and orchestrationOne or more current cloud certificationsGDIT IS YOUR PLACE At GDIT, the mission is our purpose, and our

## Description

SYSTEMS ENGINEER/ADMINISTRATOR - WINDOWS - SENIORAdvance how our customers operate while you advance your career. Join GDIT as a Systems Engineer/Administrator Senior and build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you.MEANINGFUL WORK AND PERSONAL IMPACT As a Systems Engineer/Administrator, the work youll do at GDIT will be impactful to the mission of USAREUR-AF G6. This role is responsible for the engineering, maintenance, and modernization of identity, credential, and access management (ICAM) infrastructure across hybrid environments. You will focus on safeguarding and enabling access to business critical Headquarters applications, integrating legacy authentication systems with enterprise-level solutions, and advancing automation through Infrastructure as Code (IaC) and DevSecOps practices. The ideal candidate brings deep Windows Server and Active Directory expertise, hands-on experience with AD FS and Azure DevOps, and a
strong commitment to secure, reliable, and automated solutions that support the DoWIN environment.Administer and optimize AD FS and ICAM servicesAdminister multiple Active Directory Federation Services (AD FS) environments that support authentication and authorization for users accessing applications via the DoWINMonitor, troubleshoot, and optimize federation services to ensure secure, highly available access to mission-critical applicationsCoordinate changes and updates with other identity and directory teams across the enterpriseEngineer integration solutions with enterprise ICAM providersDesign and implement solutions to integrate existing and new applications with DoW-wide ICAM providersDevelop technical designs, configuration standards, and documentation for application onboarding to centralized authentication and authorization servicesCollaborate with application owners and security stakeholders to ensure compliance with relevant DoW and USAREUR-AF policiesManage on-premises DevSecOps
platformAdminister an on-premises DevSecOps platform, including creation of new repositories, pipeline configuration, and agent deployment/managementPartner with development and operations teams to streamline CI/CD workflows, improve build and release reliability, and increase automation coverageImplement and maintain controls that support secure code management, branching strategies, and auditabilityDesign and implement Infrastructure as Code (IaC) solutionsDesign IaC solutions using tools such as Microsoft Desired State Configuration (DSC) or similar tools to standardize system configurations and automate system deploymentsDevelop, test, and document reusable configuration templates and automation artifacts for Windows-based infrastructure and applicationsContinuously improve deployment reliability, configuration consistency, and time-to-delivery through automationDeploy and maintain lab environments for research and testingBuild and maintain lab environments used by development and


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