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Job Title: System Administrator
Company Name: General Dynamics IT
Location: St Louis, MO
Position Type: Full Time
Post Date: 02/26/2026
Expire Date: 04/08/2026
Job Categories: Engineering, Information Technology
Job Description
System Administrator

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 TS/SCI cleared Systems Administrator joining our team to Support our intelligence customer in St. Louis, MO.

HOW A SYSTEMS ADMINISTRATOR WILL MAKE AN IMPACT

As a System Administrator (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.

In this role, a typical day will include:

  • Independently develops technical solution for the management for software, hardware, configurations, and architecture. Provides interpretation to Systems matters that are moderately complex in nature.
  • Provide troubleshooting support for systems hardware and software issues that are highly complex.
  • Performs advance software installations and upgrades to operating systems and layered software packages.
  • Applies advanced knowledge in monitoring and tuning the system to achieve optimum performance levels.
  • Provides guidance to less experienced personnel on workstation/server data integrity matters and the implantation of standard software and hardware solutions.
  • Leads complex data/media recoverability following a schedule of system backups and database archive operations.
  • Evaluates and assesses existing systems and plans long term strategies.
  • Configure and maintain networked computer system, including hardware, system software, and applications
  • Conducts advanced to complex hardware and software audits of workstations and servers to ensure compliance with established standards, policies and configurations guidelines.
  • Recognized subject matter expert in job area typically through advanced education and work experience. Established operational plans. Manages large projects with limited oversight form manager.
  • Strong written and verbal communication is imperative when dealing with technically minded employees and non-technical colleagues
  • Train end-users on the proper use of hardware and software. May training large groups of end users.
  • May coach and review the work of less-experienced professionals.
  • May serve as a team or task leader (Not a people manager)

WHAT YOU'LL NEED TO SUCCEED:

  • Knowledge in one or more of the following areas:
    • Thin Client using Virtual Desktop Infrastructure (VDI) Technology
    • Experience and/or knowledgeable with: Windows 11; Windows 10; Citrix; SMS; and SCCM
    • End User Hardware
      • Thin Client, Thick Monitors, KVMs, Printers, Plotters Print Server Configurations, VOIP phone,
    • Desktop Image Management
    • Home Directory and Profile Support Services
    • E-mail Support Services
    • Software Support Services
    • Experience and/or knowledgeable with; Windows 7; Windows 10; Win11 Citrix; SMS; and SCCM
  • 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 and willing to share knowledge and learn from others to ensure team's success
  • Enthusiasm and ability to adapt to new and changing technologies

Education/Experience Requirement:

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

Certifications:

  • Security+ or CASP
  • ITIL v4 Foundations

Location: Customer Site

US Citizenship Required

GDIT IS YOUR PLACE
At GDIT, the mission is our purpose, and our people are at the center of everything we do.
Growth: AI-powered career tool that identifies career steps and learning opportunities
Support: An internal mobility team focused on helping you achieve your career goals
Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off
Community: Award-winning culture of innovation and a military-friendly workplace

OWN YOUR OPPORTUNITY
Explore an enterprise IT career at GDIT and youll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward.

#RoverGSS

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Contact Information
Company Name: General Dynamics IT
Website:https://www.gdit.com/careers/job/18eaede61/system-administrator/?source=AutoAppend_HBCU
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