Marine Thermal and Fluid Engineer – Electric Propulsion

Arc; Torrance (CA); On-site; USD 125,000 - 150,000; Full time

Benefits offered by this job

Healthcare benefits

Parental leave

Generous PTO

Income protection

Retirement savings

Water fund

Professional development

Safety PPE reimbursement

Captain training

Office lunches

Job summary

Arc in Los Angeles, CA, seeks a Mechanical Engineer to own thermal and fluid systems for marine propulsion. You will run structural and thermal analyses, collaborate with naval architects on hull-to-machinery integration, and drive DFM/DFA with manufacturing and supply chain.

You’ll release drawings, GD&T, BOMs, and support testing from bench to water. The role requires hands-on shipboard work, 3+ years in mechanical design for production, proficiency with SolidWorks/NX/CATIA, and a U.S.

Qualifications

• Bachelor's degree in Mechanical, Marine, Ocean, Aerospace Engineering or Naval Architecture
• 3+ years designing and releasing mechanical systems for production (thermal, fluid, or structural)
• Experience owning a design through build, test, and iteration
• Hands-on structural and thermal analysis (FEA and hand calculations)
• Proficiency with 3D CAD (SolidWorks, NX, or CATIA), GD&T, and PDM/PLM workflows
• Ability to work hands-on in the shop and on the water; lift 50 lbs
• U.S. person under ITAR as defined

Responsibilities

• Own thermal and fluid systems across the vessel (cooling loops, pumps, plumbing, bilge, ventilation)
• Run structural and thermal analyses to size and validate components before build
• Collaborate with naval architects on hull-to-machinery integration, weight, LCG, foundations
• Release drawings, GD&T, BOMs; drive DFM/DFA with manufacturing and supply chain
• Build and execute test plans on bench, dock, and water; iterate design from data
• Partner with electrical and controls engineers to integrate Arc's powertrain into the vessel
• Support propulsion and drivetrain system design (shafting, mounts, bearings, etc.)
• Support USCG/ABS compliance and evaluate suppliers for critical hardware
• Up to 15% travel

Job description

Arc in Los Angeles, CA, seeks a Mechanical Engineer to own thermal and fluid systems for marine propulsion. You will run structural and thermal analyses, collaborate with naval architects on hull-to-machinery integration, and drive DFM/DFA with manufacturing and supply chain.

You’ll release drawings, GD&T, BOMs, and support testing from bench to water. The role requires hands-on shipboard work, 3+ years in mechanical design for production, proficiency with SolidWorks/NX/CATIA, and a U.S.