System Engineer III (Linux/Windows)

ProSync Technology Group, LLC (ProSync) is an award-winning, SDVOSB Defense Contracting company with a strong military heritage and a record of excellence in supporting the Department of Defense and the Intelligence Community.  If you have prior military service or government contracting experience, are proud to serve and support our nation, and want to help support ProSync's mission to "Define and Redefine the State of Possible,” please apply today!

ProSync is seeking a System Engineer with strong experience in system administration, automation, security compliance, and enterprise infrastructure support. The engineer will work on a small, mission‑focused team responsible for maintaining system integrity, performance, and security across critical client/server environments. This role requires hands‑on administration of Windows and Linux systems, support for networking devices, and familiarity with containerization and Kubernetes. The ideal candidate is a strong communicator who can interact frequently with users and customers, escalate issues appropriately, and ensure systems remain secure, compliant, and operational.

Responsibilities:

• System Engineering & Administration — Provide end‑to‑end system engineering and administration for Windows and Linux environments supporting mission‑critical operations.
• Security Compliance Management — Maintain strict security compliance across systems, including