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Mechanical Engineer

Avantor | Barrington, United States | Posted June 12, 2026

Position Overview

The Opportunity:

Avantor in Barrington, IL is seeking a Mechanical Engineer. The Mechanical Engineer develops and brings to production new and improved products for global sale. Works closely with Project leaders, Outside Vendors, and Project Management to accurately scope and deliver finished products. 

The Mechanical Engineer completes designs for existing products and new product introductions. This role provides technical support for customer-facing teams to help support inquiries and investigations.

How you will thrive and create an impact ​

  • Design and develop cost effective, manufacturable parts and assemblies that meet engineering and marketing specifications.
  • Design, construct, and test feasibility models, prototypes and special test fixtures, as necessary for proof-of-principle and design verification.
  • Create 3D models and detailed drawings using Solidworks CAD while adhering to best practices for managing pro...
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