Senior Active Directory Engineer with TS/SCI Clearance

Clearance Level
Top Secret/SCI
Systems Engineering
Springfield, Virginia

REQ#: RQ88339

Travel Required: None
Public Trust: None
Requisition Type: Regular

We are looking for an individual who has a proven track record designing and deploying Active Directory in a large enterprise. Additionally, the position will require an individual experienced in system design and integration, identity life-cycle management, and process automation and improvement. The ideal candidate will be a motivated self-starter with excellent written and verbal communication skills, who exceeds as an individual, as well as excels among peers in a team environment.

Job Duties include but are not limited to:

  • Accountable for the management, uptime, and lifecycle of the organizations Active Directory forests, domains, and Domain Controllers.
  • Deliver and implement a secure, scalable, and resilient Active Directory design, following industry best practices while adhering to Information Security standards.
  • Provide technical assistance and escalation support for all troubleshooting tasks related to AD, including but not limited to integration with Windows and non-Windows endpoints, authentication, role-based access controls, DNS, DHCP, etc.
  • Manage the environment proactively, anticipating risks and issues, designing and engineering for resiliency. Take technical ownership of projects and systems accordingly.
  • Facilitate the implementation of Group Policy Objects (GPO) based on stated requirements. Troubleshoot and resolve any GPO related issues which arise.
  • Monitor and identify replication interruptions between domain controllers.
  • Management of the Public Key Infrastructure (PKI) systems and certificates.


  • Microsoft Certified Solutions Expert (MCSE)
  • 5+ years of experience and a BS degree or equivalent combination of years of experience and education
  • Progressive roles from Active Directory Administrator to Sr. Engineer
  • Knowledge of at least one scripting language (e.g. Powershell, Python, Bash, or Perl).
  • In Depth understanding of Active Directory or LDAP authentication and administration.
  • Advanced familiarity with enterprise directory synchronization tools such as Azure Active Directory Connect, Cisco Directory Synchronization, or others.


1. Experience migrating users and objects from disparate AD environments to new environments.

2. Knowledge of custom Active Directory schema attributes.

3. Experience administrating Azure Active Directory and single sign-on.

4. Experience working in a fast tempo government agency production IT environment.

5. Experience troubleshooting various Microsoft Windows Server platforms’ roles and features.

COVID-19 Vaccination Requirement: To protect the health and safety of its employees and to comply with customer requirements, GDIT may require employees in certain positions to be fully vaccinated against COVID-19. Vaccination requirements will depend on the status of the federal contractor mandate and customer site requirements.

We are GDIT. The people supporting some of the most complex government, defense, and intelligence projects across the country. We deliver. Bringing the expertise needed to understand and advance critical missions. We transform. Shifting the ways clients invest in, integrate, and innovate technology solutions. We ensure today is safe and tomorrow is smarter. We are there. On the ground, beside our clients, in the lab, and everywhere in between. Offering the technology transformations, strategy, and mission services needed to get the job done.

GDIT is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status, or any other protected class.