Arc · 4 months ago
Mechanical Engineer (Commercial Systems)
Torrance, CA
Full-time
Onsite
Mid Level
$150K/yr - $180K/yr
3+ years expArc is a company focused on electrifying waterborne vessels, aiming to provide a cleaner and more efficient alternative to traditional gas-powered boats. They are seeking a Mechanical Engineer to design and integrate propulsion systems for commercial harborcraft, ensuring operations are cheaper, quieter, and less emissive.
BoatingIndustrialManufacturing
Responsibilities
Owning the design and integration of mechanical, thermal, and fluid systems on the vehicle
A dynamic split between requirements gathering, specifications, CAD design, hands on prototyping, analysis (FEA, numerical modeling, hand calculations), in-field validation, and production support
Getting hands on with building and testing
Supporting sea trials to validate and certify systems
Interfacing with component suppliers, partner shipyards, and vessel operators
Traveling occasionally (5-10% of the time)
Qualification
Required
3+ years of experience that includes owning complete mechanical systems from initial design through production and is ready to take full ownership of key systems
Excellent grasp of the fundamentals of Mechanical, Thermal, and Fluids Engineering
Functional knowledge of electrical systems, including high voltage battery systems and power electronics
Experience with CAD software packages such as NX
Experience with modeling software such as Matlab and Simulink
We expect strong intuition for manufacturing methods, e.g. if you're handed a part, you know how it was likely made
Practical experience designing, building, and troubleshooting hardware in production environments
Clear written and verbal communication
Strong time management skills
Comfortable pushing at a fast but sustainable pace
Comfortable spending time on boats in the field to collect test data
We value engineers who take full ownership, apply first-principles thinking, and prioritize technical problems effectively for the most business value
Preferred
Firsthand experience working on commercial vessels, including knowledge of Coast Guard and ABS regulations
Experience with high voltage battery systems
Exposure to sheet metal manufacturing, CNC machining, and shop tools
Experience with fluid system designs including pump sizing, heat exchanger sizing, and hose/pipe routing
Experience creating and detailing engineering drawings, with a solid understanding of GD&T
Benefits
Ownership – Equity in Arc
99% employer-paid health coverage – Medical, dental, and vision
Arc Water Fund – Annual stipend to get out on the water, however you choose
Captain Training – Get certified to take the boat out with friends and family
401(k) access – Plan your future
Semi-annual bonuses – Tied to your impact, not just your tenure
Daily team lunches, snacks, and good coffee while onsite
Parental leave – Because family comes first
Boat days – Yes, we actually go out on the water. A lot.
A chance to define the future of boating
Company
Arc
Arc is a venture-backed startup electrifying the marine industry, and is headquartered in Los Angeles, California.
51-200 employees
H1B Sponsorship
Arc has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (7)
2024 (6)
2023 (4)
2022 (4)
2021 (1)
Funding
Current Stage
Growth StageTotal Funding
$100.02MKey Investors
Eclipse VenturesMichigan Office of Future Mobility and ElectrificationAndreessen Horowitz
2023-09-27Series B· $70M
2023-08-03Grant· $0.02M
2021-11-23Series A· $30M
Leadership Team
Ryan Cook
CTO
Avery Rose, PHR
People Partner
Recent News
2026-01-12
Energy Connects
2026-01-12
2026-01-12
Company data provided by crunchbase