Mechanical Engineering Intern

Overview

Make a global impact—join Repligen. We’re united by a mission to inspire advances in bioprocessing as a preferred partner in the production of biologic drugs that improve human health worldwide. No matter your role or background, at Repligen, you will play a key part in shaping some of the most innovative and life‑changing therapies in the world. We foster a culture of purpose, collaboration, and shared success—where every voice matters and every contribution drives progress.

Repligen is looking for a Mechanical Engineering Intern who has completed their second year of an accredited ME (or related) program and enjoys both CAD and hands‑on engineering. You’ll support new product work through 3D modeling/detail drawings, concept development, and product testing. You’ll collaborate directly with senior engineers and contribute to meaningful project deliverables in an active development environment. This role is expected to model our Leadership Behaviors—Integrity & Compliance, Customer Focus, Collaboration, Courage, Team Empowerment, and Accountability & Results—in all aspects of work.

• CAD & Design Support – Create and revise 3D CAD models and detail drawings for components/sub‑assemblies; support design iterations based on feedback and test results.
• Testing & Analysis Support – Support product testing by defining test approach, setting up experiments, collecting data, summarizing findings, and designing/building simple test fixtures to enable repeatable testing and reliability checks.
• Documentation & Collaboration – Prepare engineering documentation (drawings, assembly notes, test plans, and test reports) with attention to clarity and traceability, and participate in project team meetings to communicate status, learnings, and next steps.

• Completed 2nd year of a B.S. program in Mechanical Engineering or similar.
• Hands‑on experience with CAD (Solid Works/AutoCAD or equivalent through coursework/projects).
• Interest in experimentation, troubleshooting, and practical problem‑solving.
• Strong analytical and organizational skills; able to document work clearly.
• Ability to work effectively on a team and communicate progress.
• Test planning and presenting test results preferred.
• Comfortable in a hands‑on lab/prototype environment preferred.

• Estimated hourly rate for this role, based in the United States of America: $24/Hr – $25/Hr (subject to qualifications, location, internal equity, and market data).
• Employees are eligible to participate in variable cash programs (bonus or commission) and may receive equity as part of the compensation package.
• Benefits include paid time off, health/dental/vision, retirement benefits, and flexible spending accounts.
• All compensation and benefits information will be confirmed in writing at the time of offer.