USA Wilmington, MA - HQ

Principal Mechanical Engineer - Cell Hardware

Time type: full time Posted on: June 22, 2026 Job requisition id: R7424

What we need

Symbotic is seeking a highly talented principal mechanical engineer to join our Core Hardware Engineering team. In this role, you will be a part of a team for conceptualization, prototyping, detailed design, and commercial release of complex electromechanical systems. You will have exceptional mechanical design intuition and creativity demonstrated by previous accomplishments. You have the self-management skills and independent judgement to efficiently arrive at an optimized design. You pride yourself on your communication skills across the organization. You can organize yourself and others and overcome obstacles in your path to success. You are a consummate team player.

What we do

The Cell Engineering team at Symbotic is responsible for developing the robotic work cells and automation equipment that enable us to palletize, depalletize, and manipulate products and cases. The team develops equipment in-house but also works with 3rd party suppliers and design partners to specify complete material handling solutions. The ideal candidate has a background in mechanical, electrical, or robotics engineering, with hands-on experience in machinery design, integration, and safety compliance.

What you’ll do

Invent novel, elegant, and reliable solutions for highly integrated hardware systems
Contribute to the conception, analysis, prototyping, detailed design and validation of complex electromechanical systems using Solidworks
Perform feasibility analyses and make recommendations on viability of concepts
Create quantitative trade studies to evaluate designs and identify optimum solutions
Contribute innovations that satisfy customers’ needs and enable new market opportunities
Research outside sources, evaluate and validate mechanical components such as motors, sensors, bearings, etc. from outside suppliers
Provide technical direction, review, and leadership of external design partners and suppliers
Perform and document mechanical analysis of your designs
Perform tolerance analysis on complex mechanical assemblies and create mechanical drawings in accordance with ANSI Y14.5 standards
Create and manage Bill of Materials (BOMs) and Engineering Change Notices (ECNs) in Siemens Teamcenter PLM
Assist in assembling prototypes, testing, troubleshooting and implementing design changes
Define protocols, write test plans and conduct the necessary testing required to validate the safety and effectiveness of the design(s)
Assist in building program plans and schedules to achieve milestones
Work seamlessly with cross-functional colleagues from EE/Controls, Manufacturing, Supply Chain and other
Communicate project status, chair design reviews and present to colleagues and product owners
Provide design guidance and feedback on colleagues’ work
Mentor junior engineering staff on team

What you’ll need

Bachelor's degree or higher in Mechanical Engineering
Minimum of 15 years of work experience in a hands-on design role
Industrial robotics, automation, and material handling experience is strongly preferred
Full proficiency with SolidWorks is desired
A demonstrated level of experience using FEA (Solidworks Simulation and/or Ansys) is desired
Experience in designing parts for a variety of manufacturing processes: machining, casting, sheet metal, plastics, fabricated assemblies, etc.
Strong mechanical intuition and hands on approach to conceptualizing and prototyping
Ability to communicate effectively, both verbally and in writing
Desire to take initiative and thrive in a fast-paced environment is essential

Our environment

Up to 10% of travel may be required. Employees must have a valid driver’s license and the ability to drive and/or fly to client and other customer locations.
The employee is responsible for owning a credit card and managing expenses personally to be reimbursed on a bi-weekly basis.

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The base range for this position in the posted location is $150,000.00 - $206,800.00 however, base pay offered may vary depending on job-related knowledge, skills, and experience. The compensation package includes medical, dental, vision, disability, 401K, PTO and/or other benefits.

Principal Mechanical Engineer – Cell Hardware