SMX is seeking Field Service Integrator - Satellite Deployable Node - 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, which requires US citizenship for work on DoD contracts.**

**Application Deadline: June 22, 2026**

**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 ...