Field Service Representatives SDN - Level III

SMX is seeking Field Service Representatives SDN - Level III to support the sustainment, integration, and enhancement of USSOCOM Satellite Deployable Node (SDN) Family of Systems (FoS). The candidate will work hands-on with tactical communications systems across CONUS (with possible limited OCONUS) locations, providing life cycle sustainment, training, and on-site technical support. This role also involves systems integration responsibilities, including testing, vendor coordination, and C4ISR capability development in support of DoD tactical operations.

This position requires a DoD Secret clearance with the ability to obtain TS/SCI which requires US citizenship for work on DoD contracts.

Essential Duties & Responsibilities

• Provide 24/7/365 Tier III technical support to units operating SDN equipment via phone, email, or on-site support
• Conduct full operational system checks, pull network services, and validate USSOCOM/SIE connectivity
• Inventory, track, and maintain program equipment using COL