Senior Mechanical Design Engineer

Kelly Services; Boston (MA); On-site; USD 150,000 - 170,000; Full time

Benefits offered by this job

Medical, dental, and vision insurance

401(k) retirement plan

Generous paid time off and company hol

Job summary

Motion Recruitment Partners (MRP) is seeking a Senior Mechanical Design Engineer to lead the development of advanced robotic systems in the Boston area. This full-time role focuses on taking physical products from concept through deployment, solving complex mechanical challenges that affect performance, manufacturability, and reliability.

You will influence every stage of the engineering lifecycle—from early concept to production support and field improvements.

Qualifications

• Bachelor's or Master's degree in Mechanical Engineering or related discipline.
• 7+ years mechanical engineering experience within robotics, automation, industrial equipment, or similar technology-focused industries.
• Proven experience taking products from initial design through production and deployment.
• Strong background designing precision components and assemblies utilizing machined, sheet metal, and welded structures.
• Proficiency with CAD software such as Onshape, SolidWorks, Creo or similar parametric modeling tools.
• Experience managing engineering documentation, design revisions, and change-control processes.
• Familiarity with tolerance analysis, design validation, risk assessment, and quality assurance methodologies.
• Hands-on experience building and evaluating physical prototypes.

Responsibilities

• Mechanical system design ownership and development.
• Prototype development and testing activities.
• Product development and manufacturing support across lifecycle.
• Reliability and performance optimization of robotic systems.
• Hands-on engineering in daily execution of projects.
• Cross-functional collaboration with hardware, software, and operations teams.
• Documentation and design reviews throughout development.
• Project planning and coordination with stakeholders.

Skills

CAD software

Prototyping

Documentation & change control

Tolerance analysis

Hands-on hardware

Mechanical design

Education

Bachelor’s or Master’s in Mechanical Engineering

Tools

Onshape

SolidWorks

Creo

Job description

$150000 - $170000

A rapidly growing robotics and automation company in the Boston area is seeking a Senior Mechanical Design Engineer to play a critical role in the development of advanced industrial robotic systems. This full-time opportunity is ideal for an engineer who enjoys bringing physical products from concept through deployment while solving complex mechanical challenges that directly impact product performance, manufacturability, and reliability.

This position goes far beyond traditional product design. You'll be involved in every stage of the engineering lifecycle, from early concept development and prototyping through production support and field performance improvements. The team is looking for someone who combines strong mechanical design expertise with a hands-on engineering mindset and a passion for building robust hardware that performs in demanding real-world environments. If you enjoy seeing your designs move from CAD models to deployed systems, this is an opportunity to make a lasting impact on a rapidly scaling product platform.

Required Skills & Experience

• Bachelor's or Master's degree in Mechanical Engineering or a related discipline

• 7+ years of mechanical engineering experience within robotics, automation, industrial equipment, or similar technology-focused industries

• Proven experience taking products from initial design through production and deployment

• Strong background designing precision components and assemblies utilizing machined, sheet metal, and welded structures

• Proficiency with modern CAD software such as Onshape, SolidWorks, Creo, or similar parametric modeling tools

• Experience managing engineering documentation, design revisions, and change-control processes

• Familiarity with tolerance analysis, design validation, risk assessment, and quality assurance methodologies

• Hands-on experience building and evaluating physical prototypes

Desired Skills & Experience

• Prior work on robotic systems, automated machinery, or electromechanical products

• Experience supporting manufacturing scale-up efforts and production launches

• Understanding of supplier qualification and quality review processes

• Exposure to CNC machining, fabricated assemblies, additive manufacturing, and injection molding techniques

• Experience identifying and resolving issues during manufacturing builds or field deployments

• Ability to balance technical, operational, and cost considerations when making engineering decisions

• Track record of driving product reliability and continuous improvement initiatives

What You Will Be Doing Tech Breakdown

• 35% Mechanical System Design

• 25% Prototyping & Testing

• 20% Product Development & Manufacturing Support

• 20% Reliability & Performance Optimization

Daily Responsibilities

• 70% Hands-on Engineering

• 15% Cross-Functional Collaboration

• 10% Technical Documentation & Reviews

• 5% Project Planning & Coordination

The Offer Benefits

• Medical, dental, and vision insurance

• 401(k) retirement plan

• Generous paid time off and company holidays

• Professional development and career advancement opportunities

• Opportunity to work on highly visible robotics products deployed in real-world industrial environments

Applicants must be currently authorized to work in the United States on a full-time basis now and in the future.

Motion Recruitment Partners (MRP) is an Equal Opportunity Employer. All applicants must be currently authorized to work on a full-time basis in the country for which they are applying, and no sponsorship is currently available. Employment is subject to the successful completion of a pre-employment screening. Accommodation will be provided in all parts of the hiring process as required under MRP's Employment Accommodation policy. Applicants need to make their needs known in advance.