Sys Admin III - Server Administrator

About the Team

JT4, LLC provides engineering and technical support to multiple western test ranges for the U.S. Air Force, Space Force, and Navy under the Joint Range Technical Services Contract (J-Tech II). Our mission is to develop and maintain realistic, integrated test and training environments, preparing the nation's war-fighting aircraft, weapons systems, and aircrews for today's missions and tomorrow's global challenges.

About the Role

As a System Administrator III, you will serve as a critical technical resource within a high-stakes government support environment. This role is designed to ensure the stability, security, and efficiency of complex IT infrastructures supporting classified and unclassified operations. You will manage the full lifecycle of organizational IT assets, from deployment and configuration to decommissioning, while ensuring seamless network performance and system security.

Your day-to-day work involves configuring server and network virtual and physical equipment, maintaining MS Windows server environments, and troubleshooting networking hardware. You will act as the primary point of contact for problem reporting and version updates, while also designing and deploying new datacenter capabilities to support system expansion. Beyond technical administration, you will assist in IT asset procurement, coordinate with external entities for infrastructure management, and provide specialized support for audio-visual systems in secure meeting environments. Success in this role requires the ability to work independently, collaborate effectively within a team, and occasionally lead small teams while maintaining strong verbal and written communication skills.

Hiring Process & Requirements

This position is part of a federal government contract and requires U.S. citizenship. Candidates must be eligible to obtain and maintain a Department of Defense (DoD) security clearance up to Top Secret with Special Access. Additionally, the selected candidate must obtain and maintain DoD IAM Level II certification (CompTIA Security+) within six months of hire.

To apply, please ensure your application highlights your relevant experience with MS Windows server environments, network administration, and asset lifecycle management. We are looking for individuals who can demonstrate originality and ingenuity in completing complex assignments with minimal supervision.

Equal Opportunity

JT4, LLC is an equal opportunity employer. We consider qualified applicants regardless of background, race, color, religion, gender, sexual orientation, national origin, disability, or veteran status. We are committed to fostering a diverse and inclusive workplace where all employees can contribute to our mission of supporting national defense.