Welder

Komatsu; Mesa (AZ); On-site; USD 30,307 - 46,838; Full time

Job summary

Komatsu in Mesa, Arizona is seeking experienced welders/fabricators to support the fabrication and repair of large mining components, including dippers (buckets). This hands-on role requires precision and adherence to OEM specifications in a high-standard, heavy mechanical environment.

The position is onsite with night shifts (10–12 hour days, Monday to Friday, plus Saturday). You will read and interpret engineering drawings, prep materials, and fabricate and weld large mining components, with

Qualifications

• Experience welding and fabricating large mining components.
• Able to read structural drawings and blueprints.
• Willing to travel to mine sites as needed.
• Pass respirator fit test.
• 3G and 4G weld tests passed.

Responsibilities

• Fabricate and weld large mining components.
• Read and interpret engineering drawings.
• Maintain safety, quality, and teamwork.
• Occasionally travel to mine sites.
• Perform through 10–12 hour shifts and overtime as needed.

Skills

Welding

Blueprint Reading

Safety

Job description

Posting Start Date: 7/23/26

Job Location (Short): Mesa, Arizona, USA, 85210-6105

Requisition ID: 35438

Onsite or Remote: Onsite Position

Join Komatsu and Be Part of Something Big!

Job Overview

We are seeking experienced heavy industrial welders/fabricators to support the fabrication and repair of large mining components, including dippers (buckets). This role is critical to our operation-precision, quality, and adherence to OEM specifications are essential.

This is ahandson position for welders who thrive inhighstandard, heavy mechanical environments and take pride in building and repairing complex equipment that must meet strict engineering requirements.

This is an hourly night time temp-to-hireposition. Hours vary, and currently are 10 -12 hour days Monday to Friday, and 10 hours on Saturday.

Key Job Responsibilities

• Able to always perform required duties safely


• Able to work overtime (70 hrs. a week) including weekends


• Able to work in confined spaces


• Ability to read and interpret structural drawings


• Read and interpret engineering drawings and blueprints


• Prep materials and components for fabrication and welding


• Fabricate and weld large mining components, including repairs of dippers/buckets


• Weld a 332 wire


• Occasionally travel to mine sites to support field work (approximately25% of the time)


• Maintain a strong focus on safety, quality, and teamwork

Qualifications/Requirements

• Be able to work nights


• MSHA Certification a Plus


• Clean background check


• Able to pass respirator fit test


• Able to pass 3G and 4G weld test


• MSHA Certification a Plus

Diversity & Inclusion Commitment

At Komatsu we come from diverse backgrounds, with unique perspectives, experiences, and contributions.We are committed to creating a workforce that is reflective of the communities we work and live in. We believe that our people are part of our shared purpose.We are authentic, ambitious, and innovative in our pursuit of Diversity & Inclusion.United, we are on a journey towards a sustainable future that creates value together.

Company Information

Komatsu is a world leader in manufacturing construction, mining, forestry, and industrial heavy equipment.Founded in 1921, Komatsu has a long history of quality, reliability, innovation, and excellence.Headquartered in Tokyo, Japan, Komatsu facilities, distributors and dealers are in more than 140 countries and employ more than 60,000 people.Komatsu offers a diverse and challenging work environment, where you can grow your skills and career, and contribute to a sustainable, clean-energy future.If you are looking for a company that values your talent and potential, be a part of something big and join a team that is shaping the world!

If you want to learn more about Komatsu, please visit our website at https://www.komatsu.com/.