Heavy-Duty Electromechanical Field Mechanic

Job Description

Job Description

Build, restore, and certify the machines that keep communities running

Join Custom Truck One Source (CTOS) and take ownership of a territory with a take-home service truck engineered for serious work. You’ll be the go-to expert for utility equipment—from boom trucks and cranes to bucket and dump trucks and digger derricks—spanning brands like Load King, TEREX, Manitowoc, Elliott, and National Cranes.

Your mission

Deliver top-tier field service that blends diagnostics, precision repair, and safety compliance. You’ll turn complex faults into solved problems and return equipment to service with confidence.

Key outcomes

• Pinpoint and remedy faults in hydraulic fluid power and pneumatic systems.
• Interpret and apply electrical/hydraulic schematics and blueprints; perform welding as needed.
• Leverage Quick Serve, DTNA, and related tools to diagnose efficiently.
• Complete DOT, ANSI, and dielectric testing to uphold standards.
• Repair/replace worn components; conduct thorough machine inspections and order parts promptly.
• Fit bearings; overhaul mobile mechanical, hydraulic, and pneumatic equipment.
• Use pressure gauges, flow test equipment, and calibration devices to validate performance.
• Rebuild gearboxes, outriggers, and boom lift cylinders.
• Dismantle/reassemble heavy equipment correctly; road-test and function-test after repairs.
• Execute routine maintenance programs for vehicles and equipment.
• Document labor, parts, and services with accuracy; submit repair orders for approval.
• Champion a safe workplace and attend monthly safety meetings.

What you need to succeed

• High school diploma or GED.
• 5 years’ experience as a shop and field technician.
• Valid driver’s license (CDL Class B preferred).
• Personal mechanics toolset.
• Confidence in software-based documentation and schedule management.

Professional traits

• Resourceful troubleshooter with strong critical thinking.
• Proficient in equipment operation and repair with sound judgment.
• Dependable performer on preventive and routine maintenance tasks.

Physical capability and work style

• Positive, professional presence; punctual and reliable.
• Comfortable working at heights and in varied environments.
• Ability to lift, carry, push, and pull; hands-on, manual-labor readiness.
• Clear written and verbal communication; strong reasoning ability.
• Manual dexterity for precise tool and equipment operation.

Tools for your success

• Company-provided utility truck featuring a 4–6-ton crane, welder, air compressor, and specialty tools—kept at your home.
• Access to CTOS expertise, parts, and training resources.

Rewards and growth

• 401(k) with employer match.
• Medical, dental, vision, and prescription drug coverage.
• Paid vacation, sick time, and holidays.
• Short-term and long-term disability.
• Tool purchase discounts (Milwaukee and MAC Tools).
• Investment in employee development and a referral program.

Our values in action

We prioritize safety, quality, and accountability in every repair ticket and field visit—because our customers rely on these machines to power essential services.

Compliance matters:

**Custom Truck One Source is an Equal Opportunity Employer

** and provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws