Mechanical Engineer - Vehicle Development

Komatsu Mining Corp.; Peoria (IL); On-site; USD 85,000 - 110,000; Full time

Benefits offered by this job

Health benefits

401k and savings programs

Employee time off

Employee assistance programs

Disability benefits

Life insurance

Learning and development programs

Job summary

Komatsu Mining Corp. in Peoria, Illinois, seeks a Mechanical Engineer for Vehicle Development to own designs from concept through production for electric drive mining trucks.

You will lead mechanical design, create CAD models, and drive cross-functional coordination to meet performance and cost targets. The role emphasizes collaboration with engineering, manufacturing, testing, and third-party suppliers, with hands-on validation and readiness for production release.

Qualifications

• BS in Engineering or equivalent required.
• 5–7 years in engineering analysis, design, mining is desired.
• CAD/CAE proficiency desired.
• Lean Engineering principles experience desired.
• Cross-functional team experience required.
• Professional registration or technical society membership beneficial.

Responsibilities

• Design and develop components for electric drive mining trucks from concept to production.
• Create and maintain 3D CAD models and drawings.
• Present design concepts to peers and management.
• Collaborate with engineering, manufacturing, testing, and suppliers.
• Develop validation plans including hand calculations and bench tests.
• Release parts into production and document processes.

Skills

CAD/CAE tools

Cross-functional teamwork

Lean engineering

Change management

Engineering design

Education

Bachelor of Science in Engineering

Tools

CAD

Job description

Mechanical Engineer - Vehicle Development Job Description Mechanical Engineer - Vehicle Development Posting Start Date: 10/7/26 Job Location (Short): Peoria, Illinois, USA, 61639 Requisition ID: 37202 Onsite or Remote: Onsite Position

Join Komatsu and Be Part of Something Big!

Job Overview

As an Engineerin the Vehicle Development Group of Komatsu’s Surface Haulage Business Unit, you will play a key role in developing the next generation of electric drive mining haul trucks.You’llbe part of a fast-paced vehicle development team responsible for designing and integrating new components and systems that improve truck performance, reliability, and manufacturability.

This role offers full ownership of your designs from concept through production. You will lead the development of mechanical systems, create and refine CAD models and drawings, and drive decision-making by presenting solutions, incorporating feedback, and coordinating with cross-functional stakeholders. Collaboration is essential—expect to work closely with engineering peers, manufacturing teams, test and validation groups, and third-party suppliers to ensure your designs meet performance and cost targets and are fullyvalidatedbefore production release.

Key Job Responsibilities

• Design and develop components and systems for electric drive mining trucks from concept through production release, ensuring performance, manufacturability, and cost targets are met.
• Create and maintain 3D CAD models and detailed drawings using industry-standard tools, adhering to internal standards and best practices.
• Present and defend design concepts and recommendations to peers, stakeholders, and management.
• Collaborate closely with various teams—including engineering, manufacturing, testing , and 3rd parties—to ensure design feasibility and integration.
• Develop and execute validation plans, including hand calculations, bench testing, and field testing, to confirm performance and reliability of new designs.
• Release parts and assemblies into the production system, supporting all required documentation and processes.
• Participate in and support improvements to streamline engineering processes used to design, develop, maintain, and support components, products, and/or services.
• Take ownership of your personal development by actively building technical skills and seeking feedback to continuously improve performance and contributions.

Qualifications/Requirements

• Bachelor of Science Degree in Engineering or equivalent relevant discipline, required.
• Minimum 5 to 7 years of experience in engineering analysis, design, machine application, mining industry, desired.
• Proficient in the use of computer-aided design (CAD) and /or (CAE) tools, desired.
• Participation in implementing Lean Engineering principles, desired.
• Participation in effective Change Management implementation, desired.
• Experience in cross-functional team assignment(s), required.
• Professional registration and/or membership in committees and/or technical societies, beneficial.

Additional Information

Hiring Range

At Komatsu, your base pay is one part of your total compensation package. This role pays $$85,000 - $110,000. The actual offer will consider a wide range of factors, including experience and location.

Company Benefits

Komatsu provides an extensive and robust employee benefits package that is designed to enhance the well-being of our employees and family members. We embrace a positive and empowering employee experience with a culture that prides itself on a diverse and inclusive environment.

• Health benefits: Medical, dental, vision, HSA, wellness programs, etc.
• 401k and/or employee savings programs
• Employee time off (vacation and designated holidays)
• Employee and family assistance programs
• Disability benefits
• Life insurance
• Employee learning and development programs

Diversity & Inclusion Commitment

At Komatsu, we come from diverse backgrounds, with unique perspectives, experiences and contributions. We believe that our people are part of our shared purpose. Connected by our core values of ambition, perseverance, collaboration and authenticity, we are committed to continually advancing in our support of diversity and inclusion. United, we are on a journey towards a sustainable future that creates value together.

Company Information

Komatsu develops and supplies technologies, equipment and services for the construction, mining, forklift, industrial and forestry markets. Headquartered in Tokyo, Japan, Komatsu employs more than 64,000 people worldwide, operating in more than 140 countries. For more than a century, the company has been creating value for our customers through manufacturing and technology innovation, partnering with others to empower a sustainable future where people, business and the planet thrive together. Since the company’s founding in 1921, Komatsu has been committed to supporting individuals and communities through job training, skills development and giving back. As a Komatsu employee, you will be encouraged to grow alongside our global company, contributing to a more sustainable future for all. If you are looking for a company that values your talent and potential, join Komatsu to be a part of something big and help advance modern society. Learn more at www.komatsu.com .

EEO Statement

Komatsu is an Equal Opportunity Workplace and an AffID Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or protected veteran status.

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