Systems Administrator - Active Directory Forests - Active Top Secret clearance required

Clearance Level
Top Secret
Systems Engineering
Washington, District of Columbia
Onsite Workplace
Key Skills For Success

Active Directory (AD)

Operating Systems

Systems Administration

REQ#: RQ141745
Public Trust: None
Requisition Type: Regular
Your Impact

Own your opportunity to serve as a critical component of our nation’s safety and security. Make an impact by using your expertise to protect our country from threats.

Job Description

Systems Administrator - Active Directory Forests – Active Top Secret Required

Seize your opportunity to make a personal impact as a SYSTEMS Administrator with GDIT. A career in systems administration means connecting and enhancing the systems that matter most. You will ensure that Active Directory Forest infrastructure is 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 Systems Administrator, you will help ensure today is safe and tomorrow is smarter. Our work depends on a Systems Administrator 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 Systems Administrator WILL MAKE AN IMPACT:

  • Configuring and maintaining complex Active Directory forests and domains across a intricate network with over 10,000 users and 20,000 Active Directory objects.

  • 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.

  • Monitoring, backup, and restoration procedures for Active Directory.

  • Documenting new system components, or modifications to existing components

  • Ensuring the security and integrity of system and product solutions.

  • Participating in on-call rotation (as required) for emergency technical support and planned maintenance activities.

  • Performing research, procurement, deployment and configuration of systems.

  • Presenting clear, organized & concise information to audiences to enable business decisions.


  • Education: BS in Computer Science, Information Systems, Engineering, Mathematics, or other related scientific or technical discipline (May substitute experience for education) 

  • Required Experience: 3- 8 years of relevant experience supporting projects of similar size, scope and complexity

  • Required Technical Skills: DoD 8140 compliance required. (CompTIA Security+)

  • Security Clearance Level: Active Top Secret (must have a T5 or T5R investigation 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


  • 401K with company match

  • Comprehensive health and wellness packages

  • Internal mobility team dedicated to helping you own your career

  • Professional growth opportunities including paid education and certifications

  • Cutting-edge technology you can learn from

  • Rest and recharge with paid vacation and holidays

Work Requirements
Years of Experience

3 + years of related experience

* may vary based on technical training, certification(s), or degree

Travel Required


About Our Work

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.

COVID-19 Vaccination

GDIT does not have a vaccination mandate applicable to all employees. To protect the health and safety of its employees and to comply with customer requirements, however, 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.

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.