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Posted August 01, 2026

Active Directory Engineer

System One
Springfield, VA, US Full Time

Job Description

Job Description
Job Title: Active Directory Engineer Location: Springfield, VA Onsite – onsite Security Clearance: Top Secret Responsibilities
  • Support the process to allow on-premise web-based applications to be accessed externally in a secure manner
  • Configure Conditional Access Policies within Azure AD to meet business requirements
  • Manage Active Directory, DNS, SCOM\SCCM, group policy, and PowerShell scripting to ensure system integrity and security
  • Diagnose complex replication, group policy, and multi-domain issues in Active Directory environments
  • Incorporate innovative technologies into the Department’s equipment modernization program
  • Act as Active Directory liaison with the MCAS Project Team
  • Participate with the MCAS engineering group to implement directory-related services as part of the deployment plan
  • Lead and participate in technical meetings
  • Ensure services managers are aware of system problems or customer issues
  • Create MCAS AD test plans, technical specifications, and white papers as required
  • Communicate project activities and status regularly to project leads
  • Onboard applications in Azure AD and assist application owners with SPN creation
  • Create Kerberos Constrain Delegation (KCD) for SSO
  • Replicate changes across three Active Directory core sites (BIMC, EW, MS)
  • Configure single sign-on in Azure AD
Requirements
  • Bachelor’s degree with 5+ years of recent system engineering experience
  • Proficiency in authoring PowerShell scripts for task automation
  • Strong understanding of DNS Management
  • Solid experience with Group Policy for server management
  • Foundational to advanced proficiency with SCOM and SCCM
  • Microsoft MSCE certification (desired)
  • Familiarity with DoS processes (desired)
  • Microsoft and/or networking certifications (desired)
  • Ability to apply ITIL v3 Foundation concepts in the workplace (desired)
  • Excellent interpersonal and team skills
  • Strong writing skills
System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan. System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law. #LI-KA1 #M1

Ref: #851-Rockville-S1

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