Sr Product Design Engineer

Key People; Buffalo (NY); On-site; USD 90,000 - 130,000; Full time

Job summary

Key People is hiring a Senior Product Design Engineer to design precision mechanical products from concept through production release. You will perform hands-on CAD work, analysis, prototype evaluation, and collaborate with customers and manufacturing teams to deliver reliable solutions.

The role requires translating requirements into detailed designs, maintaining 3D models and drawings, performing tolerancing and verification, and supporting NPI, changes, and field troubleshooting while

Qualifications

• Design mechanical products through production release with hands-on CAD and analysis.
• Proficient in 3D CAD, detailed drawings, GD&T, tolerance analysis, and ECR processes.
• Strong understanding of materials, manufacturing methods, interfaces, and verification.

Responsibilities

• Translate customer requirements and conditions into product specifications and designs.
• Create and maintain 3D CAD models, drawings, bills of materials, and documentation.
• Perform calculations, material selection, tolerancing, and risk assessments.
• Design components and assemblies with temperature, pressure, sealing, interfaces, and manufacturability in mind.
• Develop prototype and validation plans, evaluate test results, and refine designs.
• Lead or contribute to design reviews and resolve issues with engineering, manufacturing, quality, and suppliers.
• Support new product introduction, engineering changes, and troubleshooting in production or field.
• Provide guidance to less experienced engineers and improve reusable design practices.

Skills

3D CAD

GD&T

Tolerance analysis

Engineering change control

Materials knowledge

Manufacturing methods

Design verification

Cross-functional collaboration

Education

Bachelor’s degree in Mechanical Engineering

Job description

Senior Product Design Engineer

We are recruiting on behalf of our client, a manufacturer of temperature sensors, compression seal fittings, and cable and harness assemblies.

Position Summary

Design and develop precision products and custom engineered assemblies from concept through production release. This hands-on role combines detailed mechanical design, engineering analysis, prototype evaluation, and collaboration with customers and manufacturing teams to deliver reliable solutions.

Key Responsibilities

• Translate customer requirements and application conditions into product specifications and detailed design concepts.
• Create and maintain 3D CAD models, production drawings, bills of materials, and design documentation.
• Perform engineering calculations, material selection, tolerance analysis, and design risk assessments.
• Design components and assemblies with appropriate consideration of temperature, pressure, sealing, interfaces, and manufacturability as applicable.
• Develop prototype and validation plans, evaluate test results, and refine designs to meet performance requirements.
• Lead or contribute to design reviews and resolve technical issues with engineering, manufacturing, quality, and suppliers.
• Support new product introduction, engineering changes, and troubleshooting of production or field performance concerns.
• Provide technical guidance to less experienced engineers and improve design practices and reusable engineering knowledge.

Proposed Qualifications

• Bachelor’s degree in Mechanical Engineering or a related engineering discipline.
• Progressive experience designing mechanical products or precision engineered assemblies through production release.
• Proficiency with 3D CAD, detailed drawings, GD&T, tolerance analysis, and engineering change control.
• Strong understanding of materials, manufacturing methods, mechanical interfaces, and design verification.
• Ability to independently manage technical work, document decisions, and collaborate across functions.

Preferred Background

Experience with temperature sensors, compression seals, pressure or vacuum interfaces, and custom industrial products is preferred. Familiarity with simulation tools, design for manufacturability, and customer-facing technical discussions is also valued.