Duties include working closely with the Information System Security Officer and third-party IT provider by maintaining infrastructure and firewalls, managing user accounts in Active Directory and Office 365, facilitating network scans, providing technical support to end users, addressing hardware and software issues, configuring networking equipment and accounts, managing hardware and software inventories, and updating/maintaining documentation for compliance. NTA, Inc. is a locally recognized Best Place to Work and Best Place for Working Parents specializing in technical services centered on research, development, integration, demonstration and evaluation of various missile and aviation system technologies with a focus in Position, Navigation, and Timing (PNT) and Guidance and Control (G&C) technologies.