Customer Service Support Specialist - TS/SCI with Polygraph

Type of Requisition:

Regular

Clearance Level Must Currently Possess:

Top Secret SCI + Polygraph

Clearance Level Must Be Able to Obtain:

Top Secret SCI + Polygraph

Public Trust/Other Required:

None

Job Family:

IT Infrastructure and Operations

Job Qualifications:

Skills:

Cisco VPN, Linux, Local Area Network (LAN), Microsoft Windows, Wide Area Network (WAN)

Certifications:

None

Experience:

5 + years of related experience

US Citizenship Required:

Yes

Job Description:

Transform technology into opportunity as a Customer Service Support Specialist 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 Customer Service Support Specialist you will help ensure today is safe and tomorrow is smarter. Our work depends on a Customer Service Support Specialist 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 & Experience:
• Strong understanding of LAN/WAN architectures and proven ability to diagnose and resolve network issues.
• Hands-on experience with VPN technologies, including Cisco VPN and comparable client solutions.
• Demonstrated excellence in customer service and end‑user support.
• Experience delivering technical support across diverse systems and environments.
• System administration experience with both Windows and Linux operating systems.
• Proficiency in troubleshooting hardware, telephony, and video conferencing equipment.
• Experience deploying, configuring, and validating hardware and software components.
• Skilled in using enterprise ticketing and incident‑management systems.
• Practical experience supporting and maintaining Windows OS environments.
• Practical experience supporting and maintaining Linux OS environments.
• Security Clearance Level: TS/SCI with Polygraph
• Desired Skills and Experience
• Demonstrated adherence to exceptional security practices, including handling Restricted Handling (RH) data.
• Experience supporting specialized systems such as FSA3 and FiCE.
• Certification as a Data Transfer Officer.
• Certification as a Krypto Handling Technician.
• Training or experience supporting special “Back Room” operational requirements.
• Advanced training in FSA3 and FiCE architectures, including associated troubleshooting procedures.
• Location: Chantilly, VA - On Customer Site
• U.S. Citizenship Required

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 $107,744 - $143,750. 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 Chantilly

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 du