Systems Administrator - TS​/SCI Polygraph

Regular

Must currently possess:
Top Secret SCI + Polygraph

Must be able to obtain:
None

None

IT Infrastructure and Operations

Skills:

Active Directory Administration, Enterprise IT, Information Technology (IT) Systems

Certifications:

None

Experience:

5 + years of related experience

US Citizenship

Required:

Yes

Transform technology into opportunity as a Systems Administrator with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. 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 Systems Administrator joining our team.

Education:

Bachelor's degree in Computer Science, Engineering, or a related technical discipline, or the equivalent combination of education, technical certifications or training, or work experience.

Required Experience:

5+ years of related

• Hands-on expertise with Active Directory, including manual creation and management of security groups.
• Proven ability to manually apply folder-level permissions within File Explorer, including setting and modifying read, write, and modify access controls.
• Strong understanding of permissions, folder inheritance, and the ability to break, troubleshoot, and restore inheritance and access control configurations.
• Skilled in creating and structuring folders within File Explorer to support organizational access requirements.
• Senior-level experience in both Active Directory administration and File Explorer permissions management is required.

Training will be provided for all in-house system administration responsibilities.

TS/SCI with Polygraph

• Experience working with Enterprise Information Technology systems, including core utility and security applications
• A background working across multiple systems and applications - such as operating systems, email platforms, databases, storage technologies, and hardware support.
• An understanding of how network requirements impact operating systems and application performance.
• Familiarity with organizational standards for system configurations, security policies, and software management procedures.
• Strong problem-solving skills, including the ability to diagnose and resolve complex technical issues independently.
• Solid analytical, planning, and organizational abilities to support day-to-day work and larger initiatives.
• Experience applying project management techniques to plan, coordinate, and deliver technical projects.
• Clear and confident communication skills - able to explain technical concepts to both technical and non-technical stakeholders.
• The ability to work independently on routine tasks while also collaborating effectively as part of a team.
• Experience partnering with internal business teams to understand requirements and translate them into actionable technical needs.
• Experience working with developers to clarify requirements and support joint project planning.
• Familiarity with requirement tracking tools or processes.
• Interest in staying up to date on emerging technology in relevant operating systems - along with the ability to identify potential impacts and anticipate needed changes.

McLean, VA - On Customer Site

• 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

#Opportunity Owned #GDITCareers #WeAreGDIT #JET #GDITEnhanced
2026 #

The likely salary range for this position is $98,600 - $133,400. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

Scheduled Weekly

Hours:

40

Travel Required:

Less than 10%

Telecommuting Options:
Onsite

Work Location:

USA VA McLean Additional Work Locations:

Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the…