Mobile Utility Equipment Field Mechanic; Hydraulic​/Diesel

Position: Mobile Utility Equipment Field Mechanic (Hydraulic/Diesel)
Location: Pahrump

Your day on the road

Sun up, truck loaded, route set. You roll out to a customer site along the Gulf Coast to troubleshoot a bucket truck that’s sidelined a crew. You dive into hydraulic circuits, confirm electrical continuity, and check diesel performance before swapping parts, testing, and signing off on a safe return to service. By afternoon, you’re across town inspecting a digger derrick and finishing a dielectric test.

Tomorrow might bring a crane repair or DOT inspection on a medium/heavy-duty truck—each day different, all essential.

What you’ll handle

Diagnose, repair, and maintain aerial, construction, and light- to heavy-duty truck equipment—including bucket trucks, digger derricks, cranes, service trucks, and other utility/construction assets—on customer sites.

Work across diesel powertrains, hydraulic systems, and electrical/diagnostic platforms.

Perform inspections, troubleshooting, component replacement, and repairs on CTOS rental and customer equipment, including DOT inspections and dielectric testing.

Operate independently in the field while collaborating effectively with teammates and support staff when needed.

Stay organized, self-sufficient, and safety-focused in dynamic outdoor environments.

Territory & travel

Primary coverage:
Louisiana/Mississippi, East Texas, and Western Alabama.

Road-heavy role with 60–80%+ travel, including regular overnights.

Frequent assignments along the Gulf Coast serving oil, gas, and utility customers.

Tools, truck, and compensation

Fully equipped service truck with crane, welder, and compressor.

Competitive pay with overtime eligibility.

Comprehensive benefits package, 401(k) match, PTO, tool program, and more.

What you bring7+ years of combined shop and field experience.

Strong mechanical aptitude with deep hydraulic and electrical skills.

Valid driver’s license required; CDL Class B is a plus.

Personal tools required.

Proven ability to work both independently and as a contributing team member.

Highly organized, self-directed, and comfortable working in the field.

Technical strengths we value

Construction equipment maintenance and heavy equipment repair.

Hydraulics expertise; diesel engine and diesel/heavy equipment systems.

Electrical systems and diagnostics on heavy equipment.

Crane and lifting equipment systems; aerial and utility equipment systems.

DOT and equipment inspection compliance; equipment repair and maintenance.

ASE Automobile & Light Truck certification testing familiarity.

Ground Support Equipment (GSE) maintenance exposure.

Equipment you’ll encounter

Diesel engines and diesel vehicles

Box trucks, flatbed trucks, pickup trucks

Service trucks and refuse trucks

Cranes, boom cranes, boom trucks

Digger derricks and aerial devices

Hi-rail trucks

After-treatment systems (DPF, DEF)
Custom Truck One Source is an Equal Opportunity Employer
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