Field Diesel Mechanic

Job Summary

Field Diesel Mechanic (Service Tech III - Field Service) – perform maintenance and repairs on complex equipment in a safe and professional manner.

• Perform safe maintenance and repair of a variety of complex rental equipment involving mechanical, electrical, hydraulic, and diesel systems.
• Travel to customer job sites for repair/maintenance of rental or customer‑owned equipment and maintain a clean and professional service vehicle.
• Assist in the training of lower‑level technicians as needed.
• Maintain paperwork and electronic documentation of work performed (work orders) on a daily basis.
• Assist with pick‑up and delivery of equipment and parts.
• Perform other duties assigned as needed.

• High school diploma or equivalent.
• Valid driver’s license with an acceptable driving record.
• 3–5 years of experience repairing and maintaining equipment and tools.
• Advanced mechanical aptitude and working knowledge of tools.
• Strong mechanical background knowledge of various engines.
• Own tools applicable to the position.
• Superior customer service, teamwork and verbal/written communication skills.
• Ability to frequently lift items up to 45 lbs.
• Position is deemed safety sensitive for purposes of United Rentals’ policies and procedures.

• Paid parental leave.
• United Compassion Fund employee discount program.
• Career development and promotional opportunities.
• Additional vacation buy‑up program (US only).
• Early wage access through Payactiv (US hourly only).
• Paid sick leave.
• An inclusive and welcoming culture.
• Comprehensive U.S. benefit offerings.

United Rentals, Inc. is an Equal Opportunity Employer and makes employment decisions regardless of race, color, religion, sex, national origin, age, genetic information, citizenship status, veteran status, sexual orientation, gender identity, disability, or any other status protected by law. If you need a reasonable accommodation at any point of the application process, please email  for assistance.