Manufacturing Engineering Intern

Arc is on a mission to electrify the marine industry. You will join the Manufacturing Engineering team in Torrance, working alongside engineers, technicians, supervisors, and quality partners on real production challenges. With mentorship from a full-time engineer, you will own a scoped improvement project from observing the process and collecting data through implementing a solution and measuring the results. Internship term: June 14–August 20, 2027, onsite at the Torrance headquarters.

Responsibilities

Observe production processes and perform time studies to identify bottlenecks, excess motion, rework, and opportunities to reduce build hours; Create and improve work instructions, process flows, and assembly sequences with input from technicians and engineers; Design, prototype, and validate tools, fixtures, and shop aids that improve repeatability, ergonomics, and build quality; Support root-cause investigations into production issues and help implement corrective actions; Partner with design engineering and quality to improve manufacturability and support the introduction of new parts or processes; Use build and quality data to compare performance before and after changes, documenting results and lessons learned; Present your project, results, and recommended next steps to the team at the end of the internship

Requirements

Pursuing a degree in Manufacturing, Mechanical or a related engineering discipline; Experience building, assembling, testing, or improving hardware through coursework, a student team, research, an internship, or personal projects; Foundational understanding of engineering drawings, tolerances, and common manufacturing or assembly methods; Basic ability to create or modify parts in a 3D CAD tool; Ability to organize and analyze data using Excel, Google Sheets, or a similar tool; Clear communication, attention to detail, and a collaborative approach to solving problems; Willingness to work hands-on in a production environment, follow safety procedures, and learn from technicians

Nice to have

Experience with composites, bonding, trimming, finishing, mechanical assembly, or battery manufacturing; Exposure to time studies, standard work, line balancing, lean manufacturing, or continuous improvement; Experience designing fixtures or using machining, 3D printing, or other fabrication methods; Familiarity with NX, Teamcenter, a manufacturing execution system, or digital work instructions; Experience on a student engineering team or in a manufacturing setting; Interest in electric vehicles, boats, and improving how products are built

Benefits

Boat days; Retirement savings with Traditional and Roth 401(k) access; Safety support including reimbursement for PPE, ergonomic equipment, and anything that ensures crew safety; Relocation Assistance; Mentorship Opportunities; Office perks including daily lunches, snacks, and coffee while onsite