NEC
720D
Naval Special Warfare (NSW), Combatant-Craft Heavy Support Engineer
A Navy Enlisted Classification: a skill designation sailors hold in addition to their rating.
Description
Maintains, troubleshoots and repairs NSW Combatant-Craft Heavy (CCH) main propulsion, ancillary engineering equipment and hull structure in an isolated, wartime environment. Maintains main propulsion diesel engines, marine transmission and drives, hydraulic steering/stabilization and pumps, electrical components such as controls systems, alternators, electric starting systems, electronic/computer displays and associated wiring, galvanic and ground isolation systems, fire prevention/suppression, dewatering systems and composite, carbon fiber and aluminum hull repair.
Core Skills
- marine diesel repair
- heavy craft maintenance
- marine transmission repair
- hydraulic systems diagnostics
- marine electrical repair
- engine control systems
- composite hull repair
- metal structure repair
- shipboard safety systems
Common Certifications
- ABYC Marine Systems Certification
- ABYC Marine Electrical Certification
- Marine Mechanics Institute Certification
- NMEA Marine Electronics Installer Certification
- American Boat and Yacht Council Standards Certification
- OSHA Maritime Safety Training
- Certified Maintenance and Reliability Professional (CMRP)
Civilian Career Paths
- MECHANICAL ENGINEERING
- ELECTRICAL ENGINEERING
- CONSTRUCTION MANAGEMENT
Training & Development
Getting Started
- ABYC Marine Systems Certification
- ABYC Marine Electrical Certification
- Marine Mechanics Institute Certification
- OSHA Maritime Safety Training
Career Growth
- NMEA Marine Electronics Installer Certification
- ABYC Marine Corrosion Certification
- Certified Maintenance and Reliability Professional (CMRP)
- Project Management Professional (PMP)
Similar Specialties
720A
Naval Special Warfare (NSW), Combatant-Craft Assault Support Engineer
Navy
720B
Naval Special Warfare (NSW), Special Operation Craft Riverine (SOCR) Support Engineer
Navy
720C
Naval Special Warfare (NSW), Combatant-Craft Medium Support Engineer
Navy
ND
Navy Diver
Navy
GSE
Gas Turbine System Technician Electrical
Navy
MR
Machinery Repairman
Navy
Equivalent Roles in Other Branches
Data sourced from official Navy publications and public military occupational references. Descriptions may be summarized for clarity. Verify all information with your branch career counselor or official military documentation before making career decisions.