Diesel Truck Mechanic

Job Description

Job Description

Job Title: Diesel Truck Mechanic
Job Description

This role focuses on maintaining, servicing, and repairing a fleet of diesel waste management trucks to keep them operating safely and efficiently. You will work with mechanical, electrical, and hydraulic systems, performing accurate diagnostics and timely repairs to minimize vehicle downtime in a high-usage environment.

Responsibilities

• Perform preventative maintenance on a fleet of diesel waste management trucks to ensure safe and reliable operation.
• Diagnose and troubleshoot mechanical, electrical, and hydraulic issues using appropriate tools and diagnostic testing methods.
• Carry out effective and timely repairs on diesel trucks, including replacing parts, components, and equipment as needed.
• Conduct detailed inspections of trucks to identify potential problems before they lead to breakdowns or extended downtime.
• Perform diagnostic testing on diesel engines and related systems to determine root causes of performance issues.
• Repair and maintain hydraulic systems, including hoses, pumps, cylinders, and related components.
• Repair and maintain electrical systems, including wiring, lighting, sensors, and control modules.
• Change out worn or damaged parts and components in accordance with manufacturer specifications and safety standards.
• Perform welding tasks as needed to support repairs on truck bodies, frames, and related equipment.
• Document work performed, including diagnostics, repairs, and parts used, in a clear and accurate manner.
• Work efficiently to keep truck downtime low while maintaining a high standard of quality and safety.
• Collaborate with a team of mechanics to prioritize work orders and ensure trucks are returned to service promptly.
• Operate and move trucks and equipment safely within the shop environment as required for maintenance and testing.
• Maintain a clean and organized work area and follow all safety procedures when working around heavy equipment and waste materials.
• Adapt to working on trucks that are heavily used daily and exposed to various waste materials, ensuring proper handling and care.

• At least 5 years of experience working as a diesel mechanic.
• A minimum of 2 years of experience in mechanical and electrical troubleshooting and diagnostics of vehicles.
• Strong knowledge of diesel engines and diesel truck systems.
• Hands-on experience with diagnostic testing, troubleshooting, and repair of diesel trucks.
• Proficiency in troubleshooting and repairing mechanical systems on heavy vehicles.
• Proficiency in troubleshooting and repairing electrical systems on vehicles.
• Experience working with hydraulic systems, including diagnosis and repair.
• Ability to perform preventative maintenance on diesel trucks and heavy equipment.
• Capability to change out parts and components on trucks and related equipment.
• Ability to perform welding tasks as needed for repairs (welding experience strongly preferred).
• Comfort working around trucks exposed to various waste materials and in a busy shop environment.
• Ability to work efficiently and consistently to complete repairs in a timely manner.
• Strong attention to detail and commitment to safety when working with heavy equipment.

• Trade school certification in diesel technology, automotive technology, or a related field is a plus.
• Experience working on heavy equipment in addition to diesel trucks is beneficial.
• Ability to work effectively in somewhat tight spaces within a busy shop.
• Strong teamwork and communication skills to collaborate with a group of mechanics.
• Comfort using a variety of tools, diagnostic equipment, and welding equipment as needed.

You will join a dedicated team of experienced mechanics who support one another in a busy, hands-on environment. The role offers steady, full-time hours with a consistent weekday schedule and opportunities to work with a variety of trucks and systems, helping you deepen your technical expertise. You will gain experience in complex mechanical, electrical, and hydraulic systems while working with modern tools and equipment in a collaborative shop setting.

Work Environment

This position is based in a shop environment where trucks arrive regularly with a wide range of maintenance and repair needs. The shop can become hot in the summer and cold in the winter, and you will work around trucks that are used heavily every day and exposed to various waste materials. You will be part of a team of approximately 14–15 mechanics and will often work in somewhat tight spaces around vehicles and equipment. The standard shift runs Monday through Friday from 1:30 PM to 10:00 PM. Initial training will start on a daytime schedule at 8:00 AM. One month out of the year, you will be required to work Saturdays for the entire month, with a scheduled day off during the weekday.

Job Type & Location

This is a Contract to Hire position based out of Modesto, CA.

The pay range for this position is $23.00 - $32.00/hr.

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)

This is a fully onsite position in Modesto,CA.

This position is anticipated to close on Jul 10, 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.

We know that finding work is hard, and finding meaningful work is harder. Aerotek connects 180,000+ light industrial and skilled trades workers with 14,000+ employers each year, helping our workers navigate an evolving labor market and find jobs that meet their goals, skills, and interests. Since 1983, we have provided a variety of career opportunities across North American industry – from short-term assignments at Fortune 500 companies where you can build your skills, to long-term opportunities where you can play a vital role in solving companies’ construction, manufacturing, and maintenance challenges. Our 1,500+ experienced recruiters across 250+ offices work relentlessly to put our workforce in a position to thrive. Let us rise to meet your challenges and put our people-are-everything spirit to the test as your career continues to grow.

Company Description

We know that finding work is hard, and finding meaningful work is harder. Aerotek connects 180,000+ light industrial and skilled trades workers with 14,000+ employers each year, helping our workers navigate an evolving labor market and find jobs that meet their goals, skills, and interests. Since 1983, we have provided a variety of career opportunities across North American industry – from short-term assignments at Fortune 500 companies where you can build your skills, to long-term opportunities where you can play a vital role in solving companies’ construction, manufacturing, and maintenance challenges. Our 1,500+ experienced recruiters across 250+ offices work relentlessly to put our workforce in a position to thrive. Let us rise to meet your challenges and put our people-are-everything spirit to the test as your career continues to grow.