Who We're Looking ForAs Arc's Mechanical Engineer, you will own the design and integration of complex electromechanical systems across the full vehicle lifecycle- from early concept and requirements through prototyping, validation, sea trials, and production.
This is a full-time, on-site role at our Los Angeles headquarters reporting to our Manager, Powertrain Hardware Engineering
What you'll do- 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 (FEA, numerical modeling, hand calculations), 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
Minimum 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 (DFM) 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
Bonus Qualifications- Experience working on commercial vessels or marine systems, including familiarity with Coast Guard and ABS regulations
- Experience with fluid system design, including pump sizing, heat exchanger sizing, and hose/pipe routing
- Deep experience with high-voltage battery system design or integration (beyond general functional knowledge)
- Exposure to sheet metal manufacturing, CNC machining, composites, or shop tools
- Experience creating detailed engineering drawings with strong GD&T fundamentals
- Comfortable pushing at a fast but sustainable pace
- Enthusiasm for boating, marine systems, and the water
What we offerThe base salary for this role is
P2: $125,000 P3: $150,000 annually.
Highly competitive equity grants are included with full time offers. As well as semi-annual bonuses tied to your impact, not just your tenure.
Additionally, Arc offers top-tier benefits for full-time employees, including:
- Healthcare benefits - 99% employer-paid medical, dental, and vision
- Parental leave - 14 weeks fully paid for birthing and non-birthing parents
- Generous time off - Highly competitive PTO with an opportunity to earn more time with tenure
- Income protection - Life and disability insurance for all employees
- Retirement savings -Traditional and Roth 401(k) access
- Water fund - $500 for you to spend each year to get out on the water, however you choose
- Professional development - $500 annual reimbursement for professional development and a monthly AI stipend
- Safety Support- Annual reimbursement for PPE, ergonomic equipment and anything that ensures we keep our crew safe
- Captain training - Training and access to take Arcboats out with friends and family
- Office perks - Daily lunches, snacks, and good coffee while onsite
- Relocation assistance - Available depending on role eligibility.
Our ValuesWe move with urgency and build with care. We value these five things above all else:
- Ownership over both your work and the company's success
- Empathy for colleagues and for customers
- Humility in problem solving and collaboration
- Pragmatism for navigating ambiguity quickly and sensibly
- Inclusion of different backgrounds, opinions, cultures, and perspectives.
We want people who share and embody these values. It is vital that our values align - we'd be happy to elaborate on any or all of these during the interview process.
