SMX is looking for a highly motivated Senior Infrastructure Design Engineer to join our team in support of Naval Surface Warfare Center Dahlgren Division (NSWCDD) in Dahlgren, VA. The Senior Infrastructure Design Engineer will work as part of our team to implementation of secure, resilient, and scalable network infrastructure solutions. The successful candidate must have the ability to translate mission requirements into robust infrastructure designs by developing and maintaining detailed network drawings using AutoCAD and Visio, conducting site surveys, and supporting the full lifecycle of infrastructure projects from concept through sustainment. The position also involves cross team collaboration with cybersecurity, systems engineering, and operations teams to ensure compliance with DoD/Navy standards and mission alignment. This position will be onsite in Dahlgren, VA.