Interested in our June 30 Hiring Event?

If you are interested in participating in the event and learning more about career opportunities with our company, we encourage you to apply through this posting. Qualified candidates will be contacted with additional details.

About the Opportunity

Rolfson Oil is seeking experienced Mechanics, Technicians, Generator Mechanics, Diesel Mechanics, Master Mechanics, and Maintenance Technicians to join our growing operations. Opportunities are available in equipment maintenance, diesel repair, generator repair, facility maintenance, and rental equipment service.

Pay ranges from $25.00 to $50.00 per hour depending on experience, certifications, and position.

Housing may be available for qualifying candidates.

Responsibilities

• Troubleshoot, diagnose, repair, and maintain diesel engines, generators, construction equipment, oilfield equipment, and company assets

• Perform preventive maintenance inspections and scheduled services

• Repair hydraulic, pneumatic, electrical, fuel, brake, steering, suspension, HVAC, and powertrain systems

• Complete accurate work orders, maintenance records, inspections, and repair documentation

• Maintain a clean and safe work environment

• Conduct equipment inspections and identify operational deficiencies

• Utilize diagnostic software and electronic diagnostic tools

• Perform welding, fabrication, and component replacement as needed

• Support fleet reliability and equipment readiness

• Follow company safety policies and OSHA regulations

Qualifications

• Minimum 2 years of mechanical, maintenance, generator, diesel, construction equipment, rental equipment, or oilfield equipment experience

• Advanced positions may require 5+ years or 10+ years of experience

• Diesel engine certifications preferred

• HVAC certification required for Maintenance Technician positions

• Experience with hydraulics, electrical systems, engines, pumps, generators, or heavy equipment preferred

• Ability to read technical manuals and repair documentation

• Must provide own tools for applicable mechanic positions

• Valid driver's license with acceptable driving record

• Ability to pass pre-employment drug screening

• Ability to lift up to 50 pounds and perform physical work including bending, climbing, kneeling, and lifting

• Ability to work overtime, weekends, or flexible schedules as needed

Benefits

• Weekly Pay  • Overtime Pay • Medical, Dental, and Vision Insurance • 401(k) with 4% Company Match• Basic Life, AD&D, and Long-Term Disability Insurance provided at no cost • Voluntary Short-Term Disability, Supplemental Life, Accident, Hospital Indemnity, and Identity Theft Protection • Paid Holidays • Online Pay Stub Access • Company-Provided Safety Equipment • Career Growth and Training Opportunities

Hiring Event

Qualified candidates attending the event may be considered for:

• Rental Equipment Technician

• Diesel Mechanic

• Generator Mechanic

• Master Mechanic

• Maintenance Technician

Additional mechanic and technician opportunities within Rolfson Oil

Apply today if you have received an invitation to attend the June 30, 2026 Special Hiring Event. 

Additional Career Opportunities

Interested in other opportunities? We encourage you to visit our Careers page to view all current openings across our organization.

You can also explore opportunities with our affiliate company, Big Ass Tanks (BAT), including the Auto Fuel System Operator position:

Auto Fuel System Operator – Big Ass Tanks Career Page

Additional openings may be available through BAT and AFS. Visit our careers pages regularly for the most up-to-date opportunities.