System Administrator; Desktop Support

Transform technology into opportunity as a Systems Administrator Advisor 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 Advisor you will help ensure today is safe and tomorrow is smarter.

Our work depends on TS/SCI cleared Systems Administrator joining our team to Support our intelligence customer in Arnold, MO.

As a System Administrator Advisor (Desktop Support), you will be responsible for providing excellent technical support to end-users, maintaining desktop systems, and ensuring the reliable operation of computer systems. You will work closely with both on‑site and remote users to resolve issues, coordinate upgrades, and provide hands‑on support for desktop environments.

• Independently develop technical solutions for software, hardware, configurations, and architecture management, providing interpretation on moderately complex systems matters.
• Provide troubleshooting support for highly complex hardware and software issues.
• Perform advanced software installations and upgrades to operating systems and layered software packages.
• Apply advanced knowledge in monitoring and tuning systems for optimum performance.
• Guide less experienced personnel on workstation/server data integrity and standard solutions.
• Lead complex data/media recoverability following backup schedules and database archive operations.
• Evaluate and assess existing systems, planning long‑term strategies.
• Configure and maintain networked computer systems, including hardware, software, and applications.
• Conduct advanced to complex hardware and software audits for compliance with standards and policies.
• Recognized subject‑matter expert; establish operational plans; manage large projects with limited oversight.
• Strong written and verbal communication with technical and non‑technical colleagues.
• Train end‑users on hardware and software usage; may train large groups.
• Coach and review work of less‑experienced professionals.
• Serve as a team or task leader (not a people manager).

• Knowledge in one or more of the following areas:
  • Thin Client using Virtual Desktop Infrastructure (VDI) technology
  • Experience with Windows 11, Windows 10, Citrix, SMS, and SCCM
  • End‑User Hardware (Thin Client, Thick Monitors, KVMs, Printers, Print Server Configurations, VOIP phone)
  • Desktop Image Management
  • Home Directory and Profile Support Services
  • E‑mail Support Services
  • Software Support Services
• Excellent troubleshooting capabilities
• Strong communication skills
• Strong work ethic and attention to detail
• Strong writing skills (consistently document work completed)
• Strong time‑management skills and ability to work flexible schedules to meet job requirements
• Ability to move and lift computers, printers, monitors, and other hardware
• Team player, willing to share knowledge and learn from others to ensure team success
• Enthusiasm and ability to adapt to new and changing technologies

• BA/BS (or equivalent experience)
• 5+ years of experience

• Security+ or CASP
• ITIL v4 Foundations

Customer Site

U.S. Citizenship Required