Fleet Mechanic Supervisor

Job Title: Diesel Mechanic Supervisor

Job Description

This role oversees the maintenance and repair of diesel-powered tractor trailers, trucks, and material handling equipment while providing day-to-day supervision for a small maintenance team. The Diesel Mechanic Supervisor performs and coordinates full-service repairs, prioritizes multiple projects, and ensures all equipment operates safely and efficiently.

Responsibilities

• Supervise the maintenance department, overseeing the work of at least 3 technicians and supporting their day-to-day activities.

• Perform full-service repairs independently on diesel-powered tractor trailers, trucks, and material handling equipment.

• Diagnose and troubleshoot diesel engines, hydraulics, pneumatics, electrical, and mechanical systems to identify root causes of issues.

• Plan, prioritize, and manage multiple maintenance and repair projects to minimize equipment downtime.

• Conduct preventive maintenance on engines, trailers, trucks, and material handling equipment according to established schedules and standards.

• Ensure all repairs and maintenance work meet safety, quality, and reliability standards.

• Support and guide team members by sharing technical expertise and best practices in diesel repair and maintenance.

• Coordinate maintenance activities within the manufacturing facility and storage yard environments as needed.

• Document maintenance and repair work accurately and communicate equipment status and needs to relevant stakeholders.

Essential Skills

• At least 8–10 years of hands-on diesel mechanic repair experience, preferably with tractor trailers and heavy equipment.

• Strong knowledge and practical experience with diesel engines and their components.

• Proven ability to perform full-service repairs independently on trucks, trailers, and material handling equipment.

• Experience supervising and leading a team of 3 or more maintenance or mechanic personnel.

• Demonstrated expertise in diagnosing and troubleshooting mechanical, electrical, hydraulic, and pneumatic systems.

• Solid experience in preventive maintenance and general maintenance technician duties.

• Ability to manage and prioritize multiple maintenance projects in a fast-paced environment.

• Strong mechanical aptitude with the ability to read and interpret technical information related to equipment and repairs.

Additional Skills & Qualifications

• Technical school education in diesel mechanics or engine repair.

• Experience with material handling equipment maintenance and repair.

• Knowledge of hydraulics and pneumatics in an industrial or fleet setting.

• Welding and fabricating experience is a plus.

• Previous experience working in both manufacturing facilities and yard or outdoor environments.

• Strong organizational and communication skills to coordinate work and provide clear direction to the team.

Why Work Here?

Join a growing organization that offers significant room for advancement within both the company and the maintenance department. You will have the opportunity to expand your leadership responsibilities, deepen your technical expertise, and contribute directly to operational success in a stable, long-term environment.

Work Environment

This position operates Monday through Friday from 7:00 a.m. to 3:30 p.m. Work takes place in a mix of indoor manufacturing facilities and outdoor storage yard environments, involving hands-on work around trucks, trailers, and material handling equipment. The role requires comfort working around industrial machinery and in varying weather conditions when in the yard, with appropriate workwear suitable for a shop and outdoor setting.

Job Type & Location

This is a Contract to Hire position based out of Southbridge, MA.

Pay and Benefits

The pay range for this position is $30.00 - $40.00/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)

Workplace Type

This is a fully onsite position in Southbridge,MA.

Application Deadline

This position is anticipated to close on Jun 2, 2026.

About Aerotek

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 meets 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 solving for 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.

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.