**MANTECH** seeks a motivated, career and customer orientated **Systems Administrator III** to join our team supporting NSWC Corona Range Systems Department to manage Information Technology efforts in support of the Navy Enterprise Tactical Training Network (NETTN). This position will work from a government facility at **Dam Neck, VA.**

**Responsibilities include but are not limited to:**

+ Establishes system information requirements using analysis of the information engineer(s) in the development of enterprise-wide or large-scale information systems.
+ Designs architecture to include software, hardware, and communications to support the total requirements as well as provide for present and future cross-functional requirements and interfaces.
+ Ensures these systems are compatible and in compliance with the standards for open systems architectures, the Open Systems Interconnection (OSI) and International Standards Organization (ISO) reference models, and pr...