Powertrain Mechanical Engineer, Marine Electrification

Arc Boats Co.; 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 Support

Captain training

Office perks

Relocation assistance

Equity grants

Job summary

Arc Boats Co. is pursuing electrified marine propulsion and seeks a Mechanical Engineer, Powertrain Engineering to own the design and integration of complex electromechanical systems across the vehicle lifecycle.

You will collaborate across mechanical, electrical, thermal, and manufacturing domains—from concept through prototyping, validation, sea trials and production. The on-site Los Angeles-based role reports to the Manager, Powertrain Hardware Engineering and emphasizes hands-on prototyping,

Qualifications

• Bachelor’s degree in Mechanical Engineering or related Engineering field.
• 2+ years of experience owning complete mechanical or electromechanical systems, including large assemblies or complex multidisciplinary systems, from initial design through production.
• Functional knowledge of electrical systems, including high-voltage battery systems and power electronics.
• Strong fundamentals in structural and thermal engineering.
• Experience with CAD software such as NX, CATIA, or SolidWorks.
• Experience with analysis and modeling tools such as MATLAB, Simulink, or FEA packages.
• Strong intuition for manufacturing methods and design-for-manufacturability principles.
• Practical experience designing, building, debugging, and troubleshooting hardware in production or prototype environments.
• Ability to move quickly and make sound engineering decisions in ambiguous environments.
• Clear written and verbal communication skills.
• Strong time management and prioritization skills.
• Comfortable working hands-on in the field, including on boats and at shipyards.

Responsibilities

• Owning the design and integration of complex electromechanical systems across the vehicle lifecycle, from concept through production.
• Working across mechanical, electrical, thermal, and manufacturing domains.
• Understanding how assemblies, subsystems, and components interact as part of a larger integrated vehicle.
• Driving requirements definition, specifications, CAD design, hands-on prototyping, analysis, validation, and production support.
• Designing with manufacturability, serviceability, reliability, and real-world operating conditions in mind.
• Building, testing, troubleshooting, and iterating on hardware in fast-moving development environments.
• Working closely with component suppliers, partner shipyards, manufacturing teams, and vessel operators to drive execution.
• Supporting sea trials and in-field validation to verify system performance and resolve real-world issues.
• Traveling occasionally (~15%) to support testing, validation, suppliers, and field operations.

Skills

Electromechanical systems ownership

Manufacturing-friendly design

Field hands-on work

Strong communication

Time management

Decision making in ambiguity

Hands-on in boats/shipyards

Education

Bachelor’s degree in Mechanical Engineering

Tools

NX

CATIA

SolidWorks

MATLAB

Simulink

FEA packages

Job description

Arc Boats Co. is pursuing electrified marine propulsion and seeks a Mechanical Engineer, Powertrain Engineering to own the design and integration of complex electromechanical systems across the vehicle lifecycle.

You will collaborate across mechanical, electrical, thermal, and manufacturing domains—from concept through prototyping, validation, sea trials and production. The on-site Los Angeles-based role reports to the Manager, Powertrain Hardware Engineering and emphasizes hands-on prototyping,