Customer Service Support Specialist - TS/SCI with Polygraph

Company: GD Information Technology
Location: Chantilly
Posted on: April 3, 2026

Job Description:

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% T elecommuting 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 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. We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 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 capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology. 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

Keywords: GD Information Technology, Olney , Customer Service Support Specialist - TS/SCI with Polygraph, IT / Software / Systems , Chantilly, Maryland