Overview Engineering Department 481 is seeking highly motivated, experienced candidates to support construction activities for the VIRGINIA Class and first-of-a-kind VIRGINIA Payload Module (VPM). D481 provides waterfront engineering support for fluid-based ship systems for VIRGINIA Class submarines under new construction. D481 is a dynamic, tightly integrated, team-based organization whose scope of work includes seawater, compressed gas, freshwater, ventilation, hydraulics & auxiliary systems.