Principal Mechanical Design Engineer

FormFactor Inc.•Livermore, CA

1d•$110,700 - $145,320•Onsite

About The Position

The Mechanical Design Engineer is responsible for designing, developing, validating and delivering innovative mechanical design solutions for highly complex products and systems that support FormFactor’s semiconductor test and measurement products. This role combines hands-on engineering execution with cross-functional collaboration to deliver manufacturable, reliable, and scalable mechanical solutions for advanced technology platforms.

Requirements

Minimum of 5 years of related experience with a Bachelor’s degree; or 3 years and a Master’s degree; or a PhD without experience; or equivalent work
Strong proficiency with 3D CAD modeling, mechanical drawings, assemblies, and engineering documentation.
Working knowledge of GD&T, tolerance analysis, design for manufacturability, and mechanical assembly practices.
Ability to work hands-on in a lab, prototype build, inspection, or manufacturing environment.
Experience supporting design reviews, engineering validation, troubleshooting, and cross-functional problem solving.
Clear communication skills and the ability to coordinate technical work across engineering and manufacturing teams.
Knowledge of inspection methods, metrology, mechanical testing, and prototype validation.
Demonstrated ability to improve design processes, templates, standards, and documentation for repeatability and scalability.
3D Cad Modeling
Adaptive Problem Solving
Autodesk AutoCAD
Data Analysis
Geometric Dimensioning And Tolerancing (GD&T)
Mechanical Design
Precision Metrology
Problem Solving
Product Development
SolidWorks
SolidWorks PDM

Responsibilities

Create and release detailed mechanical designs for precision components, characterization fixtures, validation structures, and mechanical assemblies.
Build, inspect, assemble, and troubleshoot prototype hardware during development, validation, and product release phases.
Participate in root-cause analysis, failure investigations, inspection reviews, and continuous improvement initiatives.
Use 3D CAD tools to create models, layouts, detailed drawings, and bills of materials for manufacturable designs.
Perform engineering analysis, including tolerance studies, fit checks, design reviews, and basic finite element analysis when needed.
Translate product, customer, process, and manufacturing requirements into robust mechanical design solutions.
Support probe card mechanical design and architecture development, through detailed design, prototype build, validation, and production release.
Collaborate with manufacturing, quality, process, and R&D teams to resolve product manufacturing issues and probe card issues in the field.
Evaluate design feasibility, manufacturability, reliability, cost, and scalability before release.
Maintain and improve mechanical design templates, documentation standards, drawing practices, and design workflows.
Translate analytical results into design improvements and actionable engineering recommendations.