Job Title: Diesel Technician

Shift: 1st

Pay: $30-35 hr

Job DescriptionThe Lead Trailer Technician oversees a team of diesel mechanics and trailer technicians while performing advanced diagnostics, repairs, and maintenance on trailers and diesel-powered vehicles. This role combines hands-on technical work with leadership responsibilities to ensure safe, efficient, and high-quality service in a busy industrial shop environment.

Responsibilities

Lead a team of 5 diesel mechanics and 3 trailer technicians during the assigned shift, providing direction, guidance, and support.
Examine vehicles and trailers to determine the extent of damage, wear, or malfunctions.
Test drive vehicles and operate diagnostic equipment such as infrared engine analyzers, compression gauges, and computerized diagnostic devices to identify issues.
Repair, reline, replace, and adjust brake systems to ensure safe operation.
Review work orders and discuss repair plans and priorities with supervisors.
Follow detailed checklists to ensure inspection of all critical components, including belts, hoses, steering systems, brake and fuel systems, wheel bearings, and other high-risk areas.
Interpret and apply work procedures using charts, technical manuals, and practical experience.
Test and adjust repaired systems to meet or exceed manufacturers performance specifications.
Communicate with drivers to obtain clear descriptions of vehicle problems, verify issues by reviewing DVIRs (Driver Vehicle Inspection Reports), and sign off on completed repairs.
Perform routine and scheduled maintenance services, including oil changes, lubrications, and tune-ups.
Repair and service air conditioning, heating, engine-cooling, and electrical systems on trailers and vehicles.
Repair or replace engine and mechanical components such as pistons, rods, gears, valves, and bearings.
Tear down, repair, and rebuild faulty assemblies such as power systems, steering systems, and linkages.
Rewire ignition systems, lights, and instrument panels as needed.
Diagnose and repair radiator leaks and related cooling system issues.
Install and repair accessories such as radios, heaters, mirrors, and windshield wipers.
Diagnose and repair manual and automatic transmissions.
Repair or replace shock absorbers and related suspension components.
Replace and properly adjust headlights and other lighting systems.
Perform troubleshooting and preventive maintenance on refrigeration (reefer) units and trailer systems.
Install, service, and repair refrigeration equipment, liftgates, tires, wheel seals, and related components.
Perform welding and fabrication tasks as required for trailer and equipment repairs.
Comply with all safety, DOT, and OSHA guidelines at all times.
Adhere to all company rules, policies, and procedures.
Shuttle vehicles to and from customer locations when necessary to support timely inspections and repairs.
Maintain cleanliness and organization of the shop and surrounding work areas.
Work extended hours when required to meet operational needs.
Perform other tasks and duties as assigned by supervisory staff.

Essential Skills

Proven experience as a trailer technician, diesel mechanic, or reefer technician in a shop or industrial environment.
Strong diagnostic skills using infrared engine analyzers, compression gauges, and computerized diagnostic devices.
Hands-on expertise in repairing and maintaining brake systems, steering systems, fuel systems, and wheel bearings.
Ability to perform routine and scheduled maintenance, including oil changes, lubrications, and tune-ups.
Experience repairing air conditioning, heating, engine-cooling, and electrical systems.
Ability to repair and replace mechanical components such as pistons, rods, gears, valves, bearings, and transmissions.
Skill in tearing down, repairing, and rebuilding power systems, steering systems, and linkages.
Competence in rewiring ignition systems, lights, instrument panels, and resolving radiator leaks.
Experience installing and repairing accessories such as radios, heaters, mirrors, and windshield wipers.
Ability to troubleshoot, maintain, and repair refrigeration (reefer) units and trailer refrigeration equipment.
Knowledge of working with liftgates, tires, wheel seals, and related trailer components.
Ability to read and interpret blueprints, charts, and technical manuals.
Welding skills suitable for trailer and equipment repair.
Strong troubleshooting and preventive maintenance capabilities.
Commitment to complying with safety, DOT, and OSHA guidelines.
Ability to communicate clearly with drivers and supervisors to understand and document vehicle issues.
Capability to work in a fast-paced industrial shop environment and around diesel trucks and trailers.
Physical ability to lift and handle equipment and parts as required.
Willingness to work extended hours when required.

Additional Skills & Qualifications

Experience leading or coordinating a team of mechanics or technicians on shift.
Background as a Reefer Technician, Trailer Technician, Diesel Mechanic, or Welder.
Familiarity with blueprint reading for mechanical and refrigeration equipment.
Strong attention to detail when following checklists and verifying repairs against DVIRs.
Ability to install, service, and repair liftgates and related hydraulic or mechanical systems.
Comfort working with tires, wheel seals, and other high-wear trailer components.
Reliability in adhering to all company and location policies and safety rules.
Flexibility to perform all other duties as assigned in support of shop operations.

Why Work Here? This opportunity offers consistent full-time hours on a first shift schedule, supporting a stable work-life balance. Team members can earn overtime when available, providing additional income potential. Once hired on a full-time basis, employees become eligible for a comprehensive benefits package. The environment values safety, reliability, and craftsmanship, giving technicians the chance to grow their skills while contributing to a high-performing, service-oriented operation.

Work EnvironmentThis role is based in a shop environment within an industrial setting, working around diesel trucks and trailers on a daily basis. The work involves hands-on tasks that may require lifting parts and equipment as needed. Power tools and heavy machinery are frequently used, creating a loud but well-structured workspace. Technicians operate in a safety-focused environment that emphasizes adherence to guidelines and proper use of tools and equipment.

Job Type & LocationThis is a Contract to Hire position based out of Dallas, TX.

Pay and BenefitsThe pay range for this position is $32.00 - $35.00/hr. Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors. Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following:

Medical, dental & vision

Critical Illness, Accident, and Hospital

401(k) Retirement Plan Pre-tax and Roth post-tax contributions available

Life Insurance (Voluntary Life & AD&D for the employee and dependents)

Short and long-term disability

Health Spending Account (HSA)

Transportation benefits

Employee Assistance Program

Time Off/Leave (PTO, Vacation or Sick Leave)

Application DeadlineThis position is anticipated to close on Nov 26, 2026.

Workplace TypeThis is a fully onsite position in Dallas,TX.

About Aerotek

Aerotek® Inc. provides staffing and services solutions in manufacturing, logistics, construction, aviation, facilities and maintenance. We provide the expertise, solutions and people required to rise to the challenges of North American industry. Headquartered in Hanover, Md., Aerotek operates a unified network of over 200 offices across North America, supporting more than 18,000 clients each year. Aerotek is an Allegis Group company, the global leader in workforce and business solutions. To learn more, visit: Aerotek.com | 1-888-AEROTEK.

Aerotek offers weekly pay, employee benefits including medical, dental & vision, life insurance, health advocacy and employee assistance programs, a 401(k) plan, and employee discounts.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

San Francisco Fair Chance Ordinance

Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI)

We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.

Diesel Technician @ Aerotek

About this role