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Job Details

Sr. Active Directory/Group Policy System Engineer


Cloud System Engineer


Fort Meade, Maryland, United States


The Leidos DES (Defense Enclave Services) team is supporting an extensive digital modernization program critical to DISA and Fourth Estate Agencies and is currently seeking a Sr. Active Directory/Group Policy System Engineer at our customer at Ft. Meade, MD.


The Sr. Active Directory Engineer provides support, implementation, and design services for Microsoft Active Directory and Windows-based systems across the enterprise, including directory and identity management solutions. The core infrastructure technology duties include enterprise Microsoft Active Directory, ADFS, Microsoft Certificate Services, Azure Authentication, policy configuration, and top-level support for enterprise-wide initiatives.

•Must hold an active Secret clearance and be able to obtain and maintain a Top Secret. (US Citizenship required)

•Expert level enterprise-level support for Active Directory for global initiatives following those through to implementation via partnership with project and other teams.
•Identify opportunities to innovate, extend and enhance service delivery everywhere possible.
•Perform Root Cause Analysis and Problem Management for directory services environment.
•Serve as the escalation point for application support and troubleshooting, provide guidance and direction in resolution of escalated issues and/or complex production, application, or system problems.
•Install, configure, and maintain Active Directory and third-party software utilities for hardware systems within operational guidelines.
•Create and maintain system documentation for domain technologies, including installation, configuration, and appropriate troubleshooting steps.
•Improve existing processes through solutions to recurring problems and enhancements to existing solutions or documentation.
Resolves and appropriately completes assigned tasks and change requests and acts as an escalation for support issues.
•Expert knowledge in: Creating, administering, and troubleshooting Group Policies (GPOs);Active Directory Federation Services (ADFS), SAML, SSO; Windows Certificates Services Management; Distributed File System including both DFS-N, and DFS-R
•Mid-level knowledge in: Windows Server Operating Systems (2012 R2 to 2022);Azure Active Directory and Azure AD Connect; Azure AD Single Sign-on (SSO) federated authentication and enterprise application..
•Develops security standards and controls per DISA STIGS and CISA requirements [mid-level].
•VMware vSphere and Hyper-V Virtualization [mid-level].
•Scripting Experience: PowerShell and VBScript [mid-level].
•Windows Failover Clustering [mid-level].
•Windows file shares and security administration [mid-level].
•Windows Failover Clustering [mid-level].
•Design, plan, implement and manage Organizational Units (OUs).
•Plan, manage and perform Group Policy optimization, security, etc.
•Provide on call support to the current operations team when troubleshooting/resolving incidents with enterprise systems.
•Prepare recommendations for resolutions to NetOps challenges based on monitoring results, tools analysis, and/or forensics.
•Attend meetings weekly and provide weekly status reports and provide training as needed.

•Bachelor’s degree in a computer science, information technology, and computer related discipline and 12+ years of relevant experience; additional years of experience may be substituted in lieu of a degree.
•Must have a DoD IAT Level II certification (Sec+), or higher, prior to start.
•Trouble reporting and tracking systems such as ITSM+ experience.
•Must be able to lift/move/carry equipment when necessary (max 40 pounds).
•Seven (7) years of progressive experience in Microsoft Windows Server 2016 or newer administration, Microsoft Active Directory 2016 or newer administration experience.
•Microsoft Windows Server 2016, 2019, or 2022 Administration (MCSE, MCITP certification)
•Must have flexible working hours to be available to support team when needed to include occasional on call support or additional hours based on mission need.


External Referral Eligible

Original Posting Date:


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.

Pay Range:

Pay Range $122,200.00 - $220,900.00

The Leidos pay range for this job level is a general guideline only and 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.