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Diesel Mechanic Level 3 Jobs (NOW HIRING)

EPSILON SYSTEMS

Marine Mechanic-Level III

Suffolk, VA · On-site

$22 - $27/hr

The Marine Mechanic-Level III Technician will provide troubleshooting, maintenance, repair and ... Cummins Diesel Engines * Hamilton Waterjet Model HJ292 * Hamilton Waterjet Model HM651 * Twin Disc ...

EPSILON SYSTEMS

Marine Mechanic-Level III

Chesapeake, VA · On-site

$22 - $27/hr

The Marine Mechanic-Level III Technician will provide troubleshooting, maintenance, repair and ... Cummins Diesel Engines * Hamilton Waterjet Model HJ292 * Hamilton Waterjet Model HM651 * Twin Disc ...

EPSILON SYSTEMS

Marine Mechanic-Level III

Carrollton, VA · On-site

$22 - $27/hr

The Marine Mechanic-Level III Technician will provide troubleshooting, maintenance, repair and ... Cummins Diesel Engines * Hamilton Waterjet Model HJ292 * Hamilton Waterjet Model HM651 * Twin Disc ...

EPSILON SYSTEMS

Marine Mechanic-Level III

Norfolk, VA · On-site

$22 - $27/hr

The Marine Mechanic-Level III Technician will provide troubleshooting, maintenance, repair and ... Cummins Diesel Engines * Hamilton Waterjet Model HJ292 * Hamilton Waterjet Model HM651 * Twin Disc ...

EPSILON SYSTEMS

Marine Mechanic-Level III

Chesapeake, VA · On-site

$22 - $27/hr

The Marine Mechanic-Level III Technician will provide troubleshooting, maintenance, repair and ... Cummins Diesel Engines * Hamilton Waterjet Model HJ292 * Hamilton Waterjet Model HM651 * Twin Disc ...

Supreme Services

Mechanic Level 3

Broussard, LA

Mechanics are requiring to have knowledge of all or any of the following, diesel engines, gasoline engines, electrical systems, hydraulic systems, air systems, & pump systems. Heavy work ...

EPSILON SYSTEMS

Marine Mechanic-Level III

Norfolk, VA

$22 - $27/hr

The Marine Mechanic-Level III Technician will provide troubleshooting, maintenance, repair and ... Cummins Diesel Engines * Hamilton Waterjet Model HJ292 * Hamilton Waterjet Model HM651 * Twin Disc ...

EPSILON SYSTEMS

Marine Mechanic-Level III

Hampton, VA · On-site

$22 - $27/hr

The Marine Mechanic-Level III Technician will provide troubleshooting, maintenance, repair and ... Cummins Diesel Engines * Hamilton Waterjet Model HJ292 * Hamilton Waterjet Model HM651 * Twin Disc ...

EPSILON SYSTEMS

Marine Mechanic-Level III

Hampton, VA · On-site

$22 - $27/hr

The Marine Mechanic-Level III Technician will provide troubleshooting, maintenance, repair and ... Cummins Diesel Engines * Hamilton Waterjet Model HJ292 * Hamilton Waterjet Model HM651 * Twin Disc ...

EPSILON SYSTEMS

Marine Mechanic-Level III

Norfolk, VA · On-site

$22 - $27/hr

The Marine Mechanic-Level III Technician will provide troubleshooting, maintenance, repair and ... Cummins Diesel Engines * Hamilton Waterjet Model HJ292 * Hamilton Waterjet Model HM651 * Twin Disc ...

EPSILON SYSTEMS

Marine Mechanic-Level III

Chesapeake, VA · On-site

$22 - $27/hr

The Marine Mechanic-Level III Technician will provide troubleshooting, maintenance, repair and ... Cummins Diesel Engines * Hamilton Waterjet Model HJ292 * Hamilton Waterjet Model HM651 * Twin Disc ...

Supreme Services

Mechanic Level 3

Broussard, LA · On-site

On the job training will be provided specific to company policies and procedures. • Mechanics are requiring to have knowledge of all or any of the following, diesel engines, gasoline engines ...

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Diesel Mechanic Level 3 information

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How much do diesel mechanic level 3 jobs pay per hour?

As of Sep 12, 2026, the average hourly pay for diesel mechanic level 3 in the United States is $28.27, according to ZipRecruiter salary data. Most workers in this role earn between $24.04 and $31.73 per hour, depending on experience, location, and employer.

What is a diesel mechanic level 3?

A Diesel Mechanic Level 3 is an experienced technician who specializes in inspecting, maintaining, and repairing diesel engines, particularly in heavy-duty vehicles and equipment. At this level, mechanics are expected to handle complex diagnostics, perform advanced repairs, and may also supervise or mentor junior technicians. They have a strong understanding of electrical and mechanical systems, and often hold certifications demonstrating their expertise. Level 3 mechanics are trusted to work independently and ensure vehicles comply with safety and emission standards.

What skills and qualifications are needed to thrive as a diesel mechanic level 3?

To thrive as a Diesel Mechanic Level 3, you need advanced knowledge of diesel engine repair, diagnostics, and preventive maintenance, typically supported by a high school diploma or equivalent and several years of hands-on experience. Familiarity with diagnostic software, computerized maintenance management systems (CMMS), and certifications such as ASE Diesel Technician are often required. Strong problem-solving skills, attention to detail, and effective communication help mechanics excel in troubleshooting and collaborating with team members. These competencies ensure efficient repairs, vehicle reliability, and safety compliance in demanding fleet environments.

What are common challenges a diesel mechanic level 3 may face when diagnosing complex engine issues?

Diesel Mechanic Level 3 professionals often encounter challenges such as troubleshooting advanced diagnostic problems that may not be immediately revealed by standard testing equipment. These issues may require a deep understanding of electronic control systems and the latest diagnostic software. Additionally, Level 3 mechanics may need to collaborate closely with manufacturers or technical support teams for rare or persistent faults. Staying updated on new diesel technologies and managing time effectively on complex repairs are also key challenges.

What is the difference between Diesel Mechanic Level 3 vs Diesel Mechanic Level 2?

AspectDiesel Mechanic Level 3Diesel Mechanic Level 2
CertificationsRequires Level 3 certification, advanced skillsRequires Level 2 certification, basic to intermediate skills
Work EnvironmentPerforms complex repairs, diagnostics, and maintenanceHandles routine repairs and maintenance tasks
Employer UsageUsed in specialized or higher responsibility rolesCommon in entry to mid-level positions

Diesel Mechanic Level 3 professionals have advanced certifications and handle more complex repairs compared to Diesel Mechanic Level 2. Level 3 mechanics often work in specialized environments, performing diagnostics and repairs that require higher expertise, while Level 2 mechanics focus on routine maintenance and basic repairs. Both roles are essential in the industry, but Level 3 mechanics typically command higher responsibility and pay.

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Diesel Mechanic Level 3 jobs near you

GSE/Diesel Mechanic Level 1: $25.00/hr

Austin, TX • On-site

Menzies Aviation
Aviation • 10K+ employees
Learn more about Menzies Aviationexternal

$25/hr

Full-time

Posted 19 days ago

Menzies Aviation rating

6.1

Company rating: 6.1 out of 10

Based on 113 frontline employees who took The Breakroom Quiz

Job description

Overview
People. Passion. Pride. This is what has driven our teams since 1833.
Since that time, we have developed to become a critical partner in the global aviation industry, delivering time-critical logistics services at over 300 locations in 65 countries, across 6 continents.
But at the heart of our business is our people.
Role Purpose
This role is responsible for the safe and efficient repairing and rebuilding of airport service vehicles. These vehicles include but are not limited to support trucks, stationary carts, tankers, and hydrant trucks. You will be required to inspect and identify defective or broken parts on vehicles as well as make repairs to gas/diesel engines, hydraulic, electrical, and mechanical systems.
The maintenance team ensures our aircraft services team can operate effectively by providing proper preventive care for equipment and timely repairs to broken equipment ensuring all work is performed safely and is supported by following established procedures and protocols.
What you will be doing
  • Inspect and identify defective or broken parts on vehicles as well as make repairs to gas/diesel engines, hydraulic, electrical, fueling and mechanical systems.
  • Perform monthly, quarterly, and annual quality control checks on the refueling equipment, maintain records relating to maintenance.
  • Ensure our aircraft services team can operate effectively by providing proper preventative care to equipment and timely repairs to broken equipment.
  • Maintain a safe and secure work environment, in accordance with local health, safety, and security policies and procedures, aassuring a clean and safe working environment
  • Hydrate electric equipment according to the Hydration Schedule
  • Able to program and understand the functions of the Rapid Charger, including the Battery Monitor and Identification Device (BMID)
  • Perform monthly, quarterly and annual quality control checks on the equipment
  • Able to perform an accident inspection on involved equipment

Safety, Security, Wellbeing and Compliance:
You will have a responsibility and duty whilst at work to take reasonable care of the health, safety and wellbeing of yourself and others in accordance with provided information, training, and workplace health and safety rules or procedures. The company is committed to providing a safe working environment for all staff members. In all areas of our business there is a potential risk to the health, safety and welfare to everyone on our sites through the misuse of alcohol and drugs. As such the Company prohibits such misuse and carries out regular testing to enforce our Substance Misuse Policy.
Qualifications: GSE/Diesel Mechanic Level 1
  • Must have 6 months of Diesel Mechanic experience/background
  • Coursework in diesel mechanic
  • Must be 18 years of age
  • Must possess valid US driver's license
  • Must have authorization to work in the USA
  • Must pass pre-employment drug screen
  • Ability to proficiently read, write and speak English
  • Must be comfortable lifting/moving 70lbs
  • Must be available and flexible to work variable shifts including weekends and holidays
  • Must be comfortable working in all weather conditions
  • All mechanics are required to perform all duties of the other positions, as needed do to operational need; Example: A Level I Mechanic may need to perform tasks of a Level III when directed
  • Must be able to obtain and maintain all required Airport Badge
  • Must have a High School Diploma or General Education Degree (GED), or one to three months related experience and/or training, or equivalent combination of education and experience

Mechanic - Tool Requirements
¼" DRIVE
  • Ratchet
  • Swivel
  • Socket (Deep and Shallow Required)
  • Standard 1/8" - 9/16"
  • Extension 3" and 6"

½" DRIVE
  • Ratchet
  • Sockets (Deep and Shallow Required)
  • Extension 3" and 6"
  • Standard 3/8" - 15/16"
  • 6" Impact Extension
  • Deep Impact Socket 1/215/16"

3/8" DRIVE
  • Ratchet
  • Swivel
  • Extensions 3" and 6"
  • Socket (Deep and Shallow Required)
  • Standard 5/16 - 1"
  • Spark Plug Socket 5/8 and 13/16"

WRENCHES
  • Combination wrenches ¼" -15/16"
  • Allen Wrenches 1/16" - 3/8"
  • Crescent Wrenches 8" and 12"

HAMMERS, CHISELS, PUNCHES
  • Ball Peen Hammer 32 oz.
  • 4-pound Sledge
  • Punch and Chisel Set

SCREW DRIVERS and PRY BARS
  • Phillips Head Screwdrivers #1 & #2
  • Standard Head Screwdrivers #1 & #2
  • Pry Bar 24"

AIR TOOLS
  • 1/2" Drive Impact Gun
  • OSHA Approved Air Nozzle
  • Tire Chuck

PLIERS
  • Channel Locks 12"
  • Standard Pliers 8"

MISCELLANEOUS
  • Flashlight
  • Tire pressure Guage (Up to 120 PSI)
  • Tape Measure (25")
  • Oil Filter Wrenches (small and large)
  • Gloves
  • Medium Locking Rollaway Toolbox
  • Small Locking Road Box

What we are looking for:
  • Ability to proficiently read, write and speak English.
  • Available and flexible to work variable shifts including weekends and holidays.
  • Comfortable working in all weather conditions.
  • Must be able to obtain and maintain all required Airports and Custom badges/seals.

Diversity
Menzies Aviation are a committed equal opportunity employer and encourage applications for suitably qualified and eligible applicants regardless of sex, race, disability, age, sexual orientation, gender reassignment, religion or belief, marital status, pregnancy, and maternity. We strive to create an inclusive working environment, where the different knowledge, perspectives, experiences, and approaches of our global workforce are represented. Where everyone feels valued and can reach their full potential.
Please be aware that as part of our recruitment process, we may look to use a variety of resourcing tools to help us understand your skills and experience in relation to the role. Please feel free to contact to recruiter below, if there are any reasonable adjustments to our process that you would like us to consider.
As part of our recruitment process, we will always consider how candidates fit with our values which you can learn more about here.
Application Instructions
Is this role ticking all the boxes for you? If so, please click apply now!
Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities
This employer is required to notify all applicants of their rights pursuant to federal employment laws.
For further information, please review the Know Your Rights notice from the Department of Labor.

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