Job Description

Service Technician (Underground)
Posting Start Date: 10/17/25
Job Location (Short): Elko, Nevada, USA, 89801
Requisition ID: 34378
Onsite or Remote: Onsite Position

Join Komatsu and Be Part of Something Big!

Job Overview

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Join Us in Shaping the Future as an Underground Field Service Technician

The role of Underground Field Service Technician at Komatsu offers an exciting opportunity to work in the heart of mining and industrial operations. In this position, you will be instrumental in maintaining and optimizing critical underground machinery, contributing directly to operational efficiency and safety. Komatsu, with its global leadership in construction, mining, forestry, and industrial equipment, fosters a culture that values expertise, collaboration, and innovation. You will be part of a talented team dedicated to pushing the boundaries of technology while ensuring the highest standards of performance and safety.


Working in challenging underground environments, you will apply your technical skills to diagnose, repair, and maintain complex mechanical, hydraulic, and electrical systems. This role demands a hands-on approach, critical thinking, and adaptability to diverse situations encountered in underground settings. Komatsu prioritizes your growth and well-being by providing resources and support to help you excel in your career while maintaining a balanced professional and personal life.

What sets Komatsu apart?

Competitive compensation packages designed to reward expertise and dedication. Comprehensive medical, dental, and vision insurance programs ensuring you and your family's health and peace of mind. A robust 401(k) plan with company matching to secure your financial future. Generous paid time off policies to nurture a healthy work-life balance and personal growth. Commitment to continuous training, workshops, and certifications to enhance your technical and professional skills. Emphasis on safety with regular, rigorous training designed to create and maintain a safe underground working environment. Tool allowances and access to advanced equipment to empower your performance on the job. Flexible scheduling options designed to accommodate individual lifestyles and responsibilities.
This role is ideal for professionals eager to develop technical mastery within the mining sector, who thrive in dynamic settings, and who value working for an employer dedicated to innovation, safety, and employee development.

Key Job Responsibilities

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Comprehensive Equipment Maintenance:

Execute thorough maintenance, inspection, and repair of underground mining machinery, ensuring minimal downtime and optimal operational efficiency.

Advanced Diagnostic Analysis:

Utilize sophisticated diagnostic tools to identify and troubleshoot mechanical, hydraulic, and electrical system issues with accuracy.

Field Service Expertise:

Travel to underground mining sites to perform on-site repairs, timely component replacements, and system adjustments to maintain continuous production flow.

Quality Assurance Testing:

Conduct rigorous post-repair testing protocols to verify equipment performance meets or exceeds manufacturer and safety standards.

Technical Documentation Utilization:

Interpret and work from detailed schematics and technical manuals, particularly for low voltage control systems, ensuring precise and effective repairs.

Mechanical Alignment:

Align and calibrate motor couplings, transfer cases, gearboxes, and related assemblies to manufacturer specifications to prevent equipment failure and extend operational life.

Safety and Compliance:

Adhere rigorously to all safety protocols and regulatory requirements applicable to underground environments and equipment handling.

Collaboration and Communication:

Coordinate effectively with supervisors, engineers, and other service technicians to report findings, recommend solutions, and support continuous improvement efforts.

Qualifications/Requirements

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Professional Experience:

Minimum of two years' practical experience in underground or heavy equipment service roles, demonstrating a solid understanding of mechanical, hydraulic, and electrical system repair and maintenance.

Educational Background:

Completion of an accredited apprenticeship program or one year of post-secondary technical education in a related field, providing a solid foundation in machinery diagnostics and repair.

Preference for Underground Experience:

Prior exposure to underground mining environments is highly desirable to ensure familiarity with the unique challenges and safety protocols.

Technical Proficiency:

Strong skills in troubleshooting, repairing, and maintaining complex machinery with an emphasis on reliability and safety.

Physical and Mental Stamina:

Ability to work in demanding underground conditions including limited visibility and confined spaces, while maintaining focus and adherence to safety practices.

Effective Communication:

Ability to read and interpret technical manuals, schematics, and safety documents; communicate clearly with team members and supervisors.

Continuous Learning:

Willingness to engage in ongoing training and certification programs to keep technical skills current with evolving industry standards and equipment technologies.

Additional Information

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Komatsu values diversity and inclusion and is committed to providing equal employment opportunities. We encourage applications from candidates of all backgrounds who are motivated to contribute their expertise in an evolving and supportive work environment. Join us and help innovate the mining industry while advancing your career with a company dedicated to safety, quality, and employee development.

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/ .