Systems Administrator - TS/SCI with Polygraph

Type of Requisition:

Regular

Clearance Level Must Currently Possess:

Top Secret SCI + Polygraph

Clearance Level Must Be Able to Obtain:

None

Public Trust/Other Required:

None

Job Family:

IT Infrastructure and Operations

Job Qualifications:

Skills:

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

Certifications:

None

Experience:

5 + years of related experience

US Citizenship Required:

Yes

Job Description:

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.

WHAT YOU’LL NEED TO SUCCEED:

• 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
• Required Skills:
• 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.
• Security Clearance Level: TS/SCI with Polygraph
• Preferred qualifications:
• 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
• Location: McLean, VA - On Customer Site

GDIT IS YOUR PLACE:

• 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

#OpportunityOwned 
#GDITCareers 
#WeAreGDIT  
#JET
#GDITEnhanced2026
#VA_2026Alumni 
 

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:

Total Rewards at GDIT:

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 ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

 

Our Identity Verification Process:

As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.

About Our Work:

We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development.

Join our Talent Community to stay up to date on our career opportunities and events at

gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans