Sr Principal Systems Engineer - Active Directory Forests - Active Top Secret Required

Company: General Dynamics Information Technology
Location: Washington
Posted on: June 2, 2025

Job Description:

Sr Principal Systems Engineer - Active Directory - Active Top Secret RequiredSeize your opportunity to make a personal impact as a Sr Principal Systems Engineer - ACTIVE DIRECTORY with GDIT. A career in systems engineering means designing and implementing the systems that matter most. You will ensure that Active Directory directory/site design, group policy architecture, and certificate services are functioning properly and securely across the enterprise. At GDIT you'll be at the forefront of innovation and play a meaningful part in improving how agencies operate.At GDIT, people are our differentiator. As a Sr Principal Systems Engineer - Active Directory, you will help ensure today is safe and tomorrow is smarter. Our work depends on a Principal Systems Engineer joining our team to bring professionalism and initiative to a fast-paced environment that offers extensive options for training, certification, and career advancement. When we succeed, you succeed and together our best becomes better.HOW A SR PRINCIPAL SYSTEMS ENGINEER - Active Directory WILL MAKE AN IMPACT:

• Designing and implementing complex Active Directory forests and domains across an intricate network with over 10,000 users and 20,000 Active Directory objects.
• Providing Active Directory Federation Services (ADFS) infrastructure management.
• Implementing and configuring Active Directory Domain Services (AD DS), including creating and configuring domain controllers, user and group accounts, and organizational units (OUs).
• Working within a bastion forest solution to provide comprehensive security and management across multiple Active Directory forests.
• Continually monitoring the environment to ensure best practices and Federal guidelines are being followed.
• Creating advanced monitoring strategies for monitoring and reporting the health of Active Directory components.
• Recording problem symptoms and status information in a timely fashion and communicating internally within IT and externally with the customer through problem resolution.
• Conducting complex troubleshooting and repair tasks on Active Directory, Windows Server 2008-2019, Domain Controllers, user authentication and other operational systems as needed.
• Leading efforts to ensure data/media recoverability by following a schedule of system backups and database archive operations.
• Conducting advanced hardware and software audits of workstations and servers to ensure compliance with established standards, policies, and configuration guidelines.
• Developing performance and security plans for computers that meet the needs of network users.
• Evaluating existing systems and plans long-term strategies.
• Participating in on-call rotation (as required) for emergency technical support and planned maintenance activities.
• Potentially serving as a team or task lead.WHAT YOU'LL NEED TO SUCCEED:
  • Education: BS/BA or equivalent
  • Required Experience: 17+ years of relevant experience
  • Required Technical Skills: DoD 8140/8570 IAT II compliance required
  • Security Clearance Level: Active Top Secret clearance with SCI eligibility and a T5 or T5R within the last 5 years
  • Required Skills and Abilities: Highly motivated, self-starter with great communications skills; effective problem solver; able to thrive in a fast-paced, changing environment
  • Location: Washington, District of Columbia; limited telework may be available
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Keywords: General Dynamics Information Technology, Arlington , Sr Principal Systems Engineer - Active Directory Forests - Active Top Secret Required, Other , Washington, Virginia