Diesel Technician

Job Description

Job Description

Job Title: Diesel Technician Job Description

The Diesel Technician repairs, maintains, and services tractors and trailers, ensuring all equipment operates safely and efficiently. This role focuses on diagnosing mechanical, electrical, and hydraulic issues, performing routine preventive maintenance, and completing complex repairs using advanced diagnostic tools and fabrication equipment in a workshop environment.

• Repair and maintain tractors and trailers using hand tools, pneumatic tools, precision measuring instruments, and machine tools.
• Diagnose, troubleshoot, and examine components for defects, excessive wear, and other signs of failure.
• Diagnose, troubleshoot, and repair electrical circuits using computer-based diagnostic software, printed wiring schematics, and digital multimeters.
• Recondition, repair, and replace mechanical and electronic components on tractors and trailers.
• Perform routine maintenance checks, including inspection of brake systems, wheel bearings, electrical systems, HVAC systems, and chassis air systems.
• Diagnose, troubleshoot, and repair engine, driveline, and ABS-related issues using strong mechanical knowledge and computer-based diagnostic programs.
• Set up and safely operate cutting, welding, and metal fabrication tools and equipment to complete trailer repairs as needed.
• Follow established maintenance procedures and preventive maintenance schedules to minimize equipment downtime.
• Document work performed, including diagnostics, repairs, and parts used, in accordance with company standards.
• Maintain a clean and organized work area and adhere to all safety policies and procedures.
• Perform other related duties as assigned to support the maintenance and reliability of the fleet.

• At least 3 years of diesel mechanic experience working on tractors and trailers.
• Proven ability to diagnose and repair diesel engines and related systems.
• Strong troubleshooting skills for mechanical, electrical, hydraulic, and brake systems.
• Hands-on experience with preventive maintenance for diesel equipment and trailers.
• Ability to read and interpret printed wiring schematics and technical documentation.
• Proficiency using computer-based diagnostic software for engines, driveline, ABS, and electrical circuits.
• Skilled in the use of hand tools, pneumatic tools, precision measuring instruments, and machine tools.
• Experience inspecting and servicing brake systems, wheel bearings, electrical systems, HVAC systems, and chassis air systems.
• Ability to perform welding and basic metal fabrication for trailer repair.
• Solid understanding of diesel maintenance practices and safety procedures.

• Experience with trailer repair, including structural and component repairs.
• Knowledge of hydraulics and related repair procedures.
• Ability to set up and use common cutting, welding, and metal fabrication tooling and equipment.
• Strong mechanical aptitude and attention to detail when examining components for defects or excessive wear.
• Comfort working with digital multimeters and other electrical testing equipment.
• Capability to work both independently and as part of a maintenance team.
• Effective time management skills to handle multiple repair and maintenance tasks.
• Willingness to perform other duties as assigned to support overall shop operations.

Employees have the opportunity to share in the success of the organization through an employee ownership structure, including access to company stock. The culture emphasizes long-term stability, teamwork, and pride in maintaining a reliable fleet, offering a workplace where skilled technicians can grow their expertise and contribute meaningfully to the companys performance.

This position is based in a workshop environment focused on the maintenance and repair of tractors and trailers. Technicians work with a variety of tools and equipment, including hand and pneumatic tools, precision measuring instruments, machine tools, welding and cutting equipment, and computer-based diagnostic systems. The role involves hands-on mechanical and electrical work around heavy vehicles and components, with an emphasis on safety, cleanliness, and organization within the shop.

This is a Permanent position based out of Alvarado, TX.

The pay range for this position is $58240.00 - $70720.00/yr.

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.

Medical and Pharmacy coverage, Dental Coverage, Vision coverage, Life, AD&D and Disability, Health, Spending Accounts, Stocks given based on tenure

This is a fully onsite position in Alvarado,TX.

This position is anticipated to close on Oct 22, 2026.

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.