NewHeavy Duty Diesel Mechanic Clean HarborsHeavy Duty Diesel MechanicWeymouth, MA$17.97–$47.77 / hourEnsuring that Health and Safety is the number one priority by complying with all safe work practices, policies, and processes and acting in a safe manner at all times; Move company equipment safely on yard as needed; Assist drivers with addressing outstanding vehicle issues; Perform preventative maintenance tasks and inspections on company vehicles and equipment; Perform routine maintenance such as changing oil, checking batteries, and lubricating equipment, vehicles, and machinery; Complete daily checklist as required. Please be advised that Artificial Intelligence (AI) tools may be used to support certain stages of the recruitment process but are not used as a replacement for human decision making.
NewMobile Diesel Mechanic Clean HarborsMobile Diesel MechanicWeymouth, MA$15.63–$41.54 / hourAbility to determine vehicle condition by conducting inspections, scheduled PM's and diagnostic tests; identifying worn and damaged parts & replacement as needed. Clean Harbors branches in Weymouth, Kingston, Attleboro, & Stoughton MA are looking for a Mobile Vehicle Mechanic to join their safety conscious team!
NewDiesel Mechanic Heavy Equipment C & G TRUCK AND HEAVY REPAIR IDiesel Mechanic Heavy EquipmentTyngsboro, MACompany DescriptionSmall independent busy shop with latest diagnostic software for most heavy trucksCompany DescriptionSmall independent busy shop with latest diagnostic software for most heavy trucks We are a busy independent shop we have most of the latest diagnostic software for troubleshooting and diagnosing trucks.
Diesel Technician Mechanic III Entry Level PenskeDiesel Technician Mechanic III Entry LevelLawrence, MAFull timeWillingness to work the required schedule, work at the specific location required, complete Penske employment application, submit to a background screening (to include criminal checks, past employment and education), the ability to pass a drug screen and physical as required by the Department of Transportation, and potential travel within a near geography for training are required. • Doing preventative maintenance repairs—like replacing or rotating tires—and completing vehicle component lubrication and replacement, some electrical system repairs, and cooling system maintenance on gas and diesel engine vehicles.
NewExperienced Mechanic Boston Duck ToursExperienced MechanicDorchester, MA$33–$40 / hourDiesel, Diesel Technician, Diesel Tech, Diesel Mechanic, Mechanic, Heavy Duty Mechanic, Truck Mechanic, Auto Technician, Auto Mechanic, Auto Mechanic. Company DescriptionWhat We Do To operate a safe and unique sightseeing tour that is perceived by the leaders, citizens, and guests of Boston to be of historical and educational value, a positive asset to the community, and FUN.
NewLead Construction Fleet Mechanic JobotLead Construction Fleet MechanicStoughton, MA$100,000–$150,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Quickly Responding to engine and electrical issues that come up during the work day and solving said issue in a cost efficient way.
NewLead Fleet Mechanic JobotLead Fleet MechanicHopkinton, MA$100,000–$150,000 / yearBased in Hopkinton, MA, we are a leading provider of world-class landscape services that offers a variety of landscape maintenance, design, construction, snow and ice management, and fence installation solutions to commercial businesses, home owner associations, and estates all around the state of Massachusetts. Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal.
NewHeavy Duty Mechanic CJ & J Leasing CorporationHeavy Duty MechanicHaverhill, MAOur techs frequently work outdoors, regularly lift/carry 80lbs, bend, stretch, reach, work at height, work overtime, work alone or as a team, and perform repairs at our yard. We offer competitive pay, based on experience, with opportunities to advance and cross-train in transport refrigeration and basic diesel engine repair.
NewMarine Diesel Technician W.W.Williams CompanyMarine Diesel TechnicianWakefield, MAOur customers include on-highway truck fleets, off-highway equipment users, data centers, hospitals, Department of Defense OEMs, vehicle OEMs, U.S. Military and boat owners to name a few. Our products and services include diesel engines, transmissions, heavy duty truck repair, transport refrigeration, power generation and third-party supply chain logistics services.
NewDiesel Mechanic Trainee Entry Level RyderDiesel Mechanic Trainee Entry LevelBRAINTREE, MassachusettsWash and detail vehicles manually or using automated equipment; fuel diesel, natural gas, and hybrid vehicles properly while adhering to all shop safety policies and procedures; record fuel activity and maintain proper fuel and DEF inventories and reconciliation; this includes using hand held devices to properly identify customer and required services. Perform multi-point inspection on inbound units as required by company policies and procedures; this includes checking vehicle tire pressure and thread, fluid levels, lights, washing vehicle windows, changing tires, inspecting refrigeration units on trucks, and reporting service or driver issues to shop.
Diesel Mechanic Entry Level Trainee RyderDiesel Mechanic Entry Level TraineeDRACUT, MassachusettsWash and detail vehicles manually or using automated equipment; fuel diesel, natural gas, and hybrid vehicles properly while adhering to all shop safety policies and procedures; record fuel activity and maintain proper fuel and DEF inventories and reconciliation; this includes using hand held devices to properly identify customer and required services. Perform multi-point inspection on inbound units as required by company policies and procedures; this includes checking vehicle tire pressure and thread, fluid levels, lights, washing vehicle windows, changing tires, inspecting refrigeration units on trucks, and reporting service or driver issues to shop.
Diesel Mechanic Technician Miller Transportation GroupDiesel Mechanic TechnicianFranklin, MA$52,000–$85,000With headquarters in Mount Holly, New Jersey, we proudly operate several business units as follows: Miller Truck Leasing – the largest privately-held truck leasing company on the East Coast. Miller Dedicated Services - Supports customers in outsourcing their transportation needs by providing vehicles, drivers, fuel, insurance, and overall industry expertise.
Diesel Mechanic Technician RyderDiesel Mechanic TechnicianSTONEHAM, MassachusettsDemonstrated aptitude and applied experience in mechanical repair of automotive gas or diesel engines including:Routine preventative maintenance, which should include oil changes, brake and tire work, required. Important Note:Some positions require additional screening that may include employment and education verification; motor vehicle records check and a road test; and/or badging or background requirements of the customer to which you are assigned.
Diesel Mechanic / Technician II National Express LLCDiesel Mechanic / Technician IIBurlington, MAYoull work across yellow-bus systems-preventive maintenance, air and hydraulic braking, steeringsuspension, electrical, charging, HVAC, drivetrainstransmissions, and DVIR, state inspection readiness-balancing quality repairs with uptime so routes leave on time. Duties & Responsibilities • Diagnose and repair automotive and diesel systems - including brakes, steering, suspension, drivetrains, electrical, cooling, and fuel systems - according to skill level.
Diesel Mechanic-Plymouth, MA McGovernDiesel Mechanic-Plymouth, MAPlymouth, MAMcGovern Automotive Group is a dynamic organization of automotive professionals dedicated to building strong, lasting customer relationships across more than 35 dealership locations in Massachusetts, New Hampshire, New Jersey, and New York. Representing 25+ brands and offering an extensive inventory of over 3,000 new and pre-owned vehicles, McGovern Automotive Group is committed to excellence in both sales and service.
NewDiesel Mechanic RyderDiesel MechanicNORTON, MassachusettsDemonstrated aptitude and applied experience in mechanical repair of automotive gas or diesel engines including:Routine preventative maintenance, which should include oil changes, brake and tire work, required. Important Note:Some positions require additional screening that may include employment and education verification; motor vehicle records check and a road test; and/or badging or background requirements of the customer to which you are assigned.
Diesel Mechanic - 2nd Shift Waste ConnectionsDiesel Mechanic - 2nd ShiftWestborough, MAOne where self-directed, empowered employees have our trust and full support to realize their potential as they strive to make a bigger and better impact on their communities and careers every day. Employee Assistance Mental Health Program, Emergency Travel Assistance, Prepaid Legal Plan, Scholarship Opportunities for kids, Employee Stock Purchase Plan, Employee Relief Fund.
Diesel Mechanic - 2nd shift Waste Connections IncDiesel Mechanic - 2nd shiftWestborough, MAAs a diesel mechanic with us the minimum responsibilities are: Perform repairs and inspections, safety checks, diagnosis and repair of electrical, hydraulic, suspension, brake and air systems on diesel vehicles. One where self-directed, empowered employees have our trust and full support to realize their potential as they strive to make a bigger and better impact on their communities and careers every day.
Diesel Technician Mechanic NFI Industries IncDiesel Technician MechanicGloucester, MA$24–$25 / hourWorking in our shops, you'll be at the heart of keeping our fleet running safely and efficiently, performing truck maintenance, diagnostics, and repairs on a dedicated commercial fleet. Physically capable of performing all job duties, which include being able to lift and/or pull 75 lbs or more without restriction, stand or lie for extended periods, and have flexible movement to reach equipment.
NewDiesel Mechanic Trainee Entry Level Ryder SystemDiesel Mechanic Trainee Entry LevelBRAINTREE, MAWash and detail vehicles manually or using automated equipment; fuel diesel, natural gas, and hybrid vehicles properly while adhering to all shop safety policies and procedures; record fuel activity and maintain proper fuel and DEF inventories and reconciliation; this includes using hand held devices to properly identify customer and required services. + Perform multi-point inspection on inbound units as required by company policies and procedures; this includes checking vehicle tire pressure and thread, fluid levels, lights, washing vehicle windows, changing tires, inspecting refrigeration units on trucks, and reporting service or driver issues to shop.
Mobile Diesel Mechanic Prestige Fleet ServicesMobile Diesel MechanicBoston, Massachusetts$35–$45 / hourPerform repairs and inspections on a variety of Class 6-8 trucks and trailers, such as brakes, diagnostics, A/C systems, electrical systems, engine components, exhaust systems, after-treatment systems, lift-gates, tires, etc. On-Site Truck and Trailer Maintenance and Repairs: Our mobile repair experts come to you, performing all maintenance and repairs at your location and around your schedule.
Diesel Mechanic Apprentice - 2nd Shift Waste Connections IncDiesel Mechanic Apprentice - 2nd ShiftWestborough, MA$26–$28 / hourOne where self-directed, empowered employees have our trust and full support to realize their potential as they strive to make a bigger and better impact on their communities and careers every day. Employee Assistance Mental Health Program, Emergency Travel Assistance, Prepaid Legal Plan, Scholarship Opportunities for kids, Employee Stock Purchase Plan, Employee Relief Fund.
Diesel Mechanic Waste ConnectionsDiesel MechanicPlymouth, MA$26–$36 / hourAs a mechanic with us the minimum responsibilities are: + Perform repairs and inspections,safetychecks, diagnosis and repair of electrical, hydraulic, suspension, brake and air systems on diesel vehicles. One where self-directed, empowered employees have our trust and full support to realize their potential as they strive to make a bigger and better impact on their communities and careers every day.
Lead Diesel Mechanic 2nd Shift - $2500 Annual Tool Allowance $300 Annual Boot Allowance Waste Management IncLead Diesel Mechanic 2nd Shift - $2500 Annual Tool Allowance $300 Annual Boot AllowanceNorton, MA$32–$40 / hourWM has the largest disposal network and collection fleet in North America, is the largest recycler of post‑consumer materials and is a leader in beneficial use of landfill gas, with a growing network of renewable natural gas plants and the most landfill gas‑to‑electricity plants in North America. These are just a few of our comprehensive benefits for a Lead Diesel/CNG Mechanic whether you are planning on building or expanding your family or looking for the next step in your career - WM is there, helping build the best and total you.
Diesel Mechanic 2nd Shift - $2500 Annual Tool Allowance $300 Annual Boot Allowance Waste Management IncDiesel Mechanic 2nd Shift - $2500 Annual Tool Allowance $300 Annual Boot AllowanceNorton, MA$29–$36 / hourWM has the largest disposal network and collection fleet in North America, is the largest recycler of post‑consumer materials and is a leader in beneficial use of landfill gas, with a growing network of renewable natural gas plants and the most landfill gas‑to‑electricity plants in North America. These are just a few of our comprehensive benefits for a Diesel/CNG Mechanic whether you are planning on building or expanding your family or looking for the next step in your career - WM is there, helping build the best and total you.
Mobile Diesel Mechanic Epika Fleet Services, Inc.Mobile Diesel MechanicBoston, Massachusetts$35–$45 / hourPerform repairs and inspections on a variety of Class 6-8 trucks and trailers, such as brakes, diagnostics, A/C systems, electrical systems, engine components, exhaust systems, after-treatment systems, lift-gates, tires, etc. On-Site Truck and Trailer Maintenance and Repairs: Our mobile repair experts come to you, performing all maintenance and repairs at your location and around your schedule.
Diesel Mechanic Technician Ryder System IncDiesel Mechanic TechnicianStoneham, MADemonstrated aptitude and applied experience in mechanical repair of automotive gas or diesel engines including: Routine preventative maintenance, which should include oil changes, brake and tire work. ADDITIONAL REQUIREMENTS: Must have a minimum of 2 years of experience with mechanical repairs and diagnostics on heavy duty and medium duty equipment.
Diesel Technician/ Mechanic Amerit Fleet Solutions IncDiesel Technician/ MechanicLowell, MA$34–$44 / hourTechnicians must be able to perform essential functions that include lifting heavy objects, accessing tight spaces, and bending, stooping, crouching, or crawling as needed to complete repairs. This role involves working in a mobile and or shop environment that may include exposure to dust, diesel fumes, noise, and mechanical irritants such as oils and greases.
Diesel Technician/Mechanic - Roadside Assistance Penske CorporationDiesel Technician/Mechanic - Roadside AssistanceLawrence, MAWillingness to travel as necessary within the district (customers yards, close geographical area and training sites), work the required schedule, work at the specific location required, complete Penske employment application, submit to a background investigation (to include past employment, education, and criminal history) and drug screening are required. The driver qualification file includes: an annual motor vehicle records (MVR) check, a successfully completed DOT Physical, and Safety Performance History records request from prior employers in the last 3 years.
Auto Mechanic / Diesel Mechanic PEAK Technical Services Inc.Auto Mechanic / Diesel MechanicHyde Park, MA$30–$38 / hourTroubleshooting and Diagnostics: Utilize advanced diagnostic tools and methods to identify and resolve mechanical and electrical issues in vehicles, trucks, and heavy machinery. Repair and Maintenance: Perform repairs and routine maintenance on a wide range of vehicles and equipment, including diesel engines and heavy construction machinery.
Diesel Mechanic Beacon MobilityDiesel MechanicChelmsford, MA$25–$35 / hourServices: NRT Bus provides home-to-school bus transportation for students in areas throughout Eastern Massachusetts, Central Massachusetts and Southern New Hampshire. Our positive attitude is reflected in our management style and in our employees' attitude, starting with our staff, mechanics and office professionals.
Diesel Service Technician Mechanic Murphy-Hoffman CompanyDiesel Service Technician MechanicBurlington, MAAny person performing the position while under the influence of marijuana or any other illegal drug may constitute a threat to health or safety or in which a lapse of attention could result in injury, illness, or death, including without limitation a position that includes the operating, repairing, maintaining, or monitoring of heavy equipment, machinery, aircraft, motorized watercraft, or motor vehicles or handling of hazardous materials and/or waste as part of the job duties. Gains experience by working on the following items with minimal supervision: engine overhaul, fuel systems, electrical systems, transmissions, cooling systems, chassis, brakes, engine tune-up, and general maintenance.
Diesel Mechanic Ryder System IncDiesel MechanicSouth Boston, MADemonstrated aptitude and applied experience in mechanical repair of automotive gas or diesel engines including: Routine preventative maintenance, which should include oil changes, brake and tire work. Important Note: Some positions require additional screening that may include employment and education verification; motor vehicle records check and a road test; and/or badging or background requirements of the customer to which you are assigned.
Sr. Mobile Diesel Mechanic Cox Enterprises IncSr. Mobile Diesel MechanicHopedale, MA$35.48–$53.27 / hourASE T8 (PMI) certification • ASE 608/609 certification • PREFERRED CERTIFICATIONS: • ASE T2 (Diesel Engines) certification • ASE T3 (Drivetrain) certification • ASE T4 (Brakes) certification • ASE T5 (Suspension) certification • ASE T6 (Electrical and Electronic Systems) certification • ASE T7 (HVAC) certification • ASE A8 (Engine Performance) certification • ASE L1 (Advanced Engine Performance Specialist) certification • ASE L2 (Electronic Diesel Engine Diagnosis Specialist) certification. • Safe driving & Tech efficiency bonuses • Safety Boots & Safety Glasses reimbursement • Extreme weather gear (Cold & Hot) • Uniforms provided with laundry service where available • Take service truck home daily (stop paying for gas!) • Tablet & company cellphone provided • Technical training provided to advance your career • Dedicated career path - 'Over 50% of our front-line managers are promoted from within'.
Diesel Mechanic MaxTechDiesel MechanicHaverhill, MassachusettsStructis Company is proud to offer a diverse portfolio of fireproofing, spray foam and fiberglass insulation, sound mat and gypcrete, self-leveling underlayments, and lightweight cellular concrete throughout the New England area. Diagnose mechanical issues and perform necessary repairs on diesel engines, transmissions, brakes, and hydraulic systems.
Future Opportunity: Diesel Mechanic First Student IncFuture Opportunity: Diesel MechanicMA$38–$43 / hourIn the state of Washington, all technician and driving positions, including but not limited to van drivers and any other position requiring employees to drive a company-owned vehicle, are considered safety-sensitive and are therefore subject to drug and alcohol testing, including cannabis. First Student is building a talent pipeline for an upcoming Diesel Technician opportunity anticipated to open in July at our shop supporting the Whitman, Abington, Duxbury Academy, Norwell, Weymouth, Holbrook, and Rockland school districts.
Diesel Service Mechanic Murphy-Hoffman CompanyDiesel Service MechanicBurlington, MAAny person performing the position while under the influence of marijuana or any other illegal drug may constitute a threat to health or safety or in which a lapse of attention could result in injury, illness, or death, including without limitation a position that includes the operating, repairing, maintaining, or monitoring of heavy equipment, machinery, aircraft, motorized watercraft, or motor vehicles or handling of hazardous materials and/or waste as part of the job duties. MHC is now a multi-state network of full-service diesel truck dealerships, leasing and rental operations, transport refrigeration locations, and a finance company which offers a complete array of finance and insurance services.
Diesel Service Apprentice Mechanic Murphy-Hoffman CompanyDiesel Service Apprentice MechanicBurlington, MAAny person performing the position while under the influence of marijuana or any other illegal drug may constitute a threat to health or safety or in which a lapse of attention could result in injury, illness, or death, including without limitation a position that includes the operating, repairing, maintaining, or monitoring of heavy equipment, machinery, aircraft, motorized watercraft, or motor vehicles or handling of hazardous materials and/or waste as part of the job duties. MHC is now a multi-state network of full-service diesel truck dealerships, leasing and rental operations, transport refrigeration locations, and a finance company which offers a complete array of finance and insurance services.
Mechanic Diesel Technician Ryder System IncMechanic Diesel TechnicianStoneham, MADemonstrated aptitude and applied experience in mechanical repair of automotive gas or diesel engines including: Routine preventative maintenance, which should include oil changes, brake and tire work, required. Important Note: Some positions require additional screening that may include employment and education verification; motor vehicle records check and a road test; and/or badging or background requirements of the customer to which you are assigned.
Diesel Mechanic (Machinist) Keolis Commuter ServicesDiesel Mechanic (Machinist)Cambridge, MA$38.16 / hourPart timeTroubleshoot and perform heavy repairs to all types of equipment components including gas and diesel engines, transmissions and differentials, hydraulic pumps, motors, cylinders, valves, various work heads, booms, electrical systems, and conveyor belt system. Since 2014, Keolis Commuter Services has been entrusted with operating and maintaining the Commuter Rail network on behalf of the Massachusetts Bay Transportation Authority (MBTA).
Diesel Mechanic MaxTech, Inc.Diesel MechanicHaverhill, MAFull timeStructis Company is proud to offer a diverse portfolio of fireproofing, spray foam and fiberglass insulation, sound mat and gypcrete, self-leveling underlayments, and lightweight cellular concrete throughout the New England area. Diagnose mechanical issues and perform necessary repairs on diesel engines, transmissions, brakes, and hydraulic systems.
Diesel Engine Mechanic Jy CarriersDiesel Engine MechanicSalem, New HampshireWe stand by our mission to provide swift, same-day, and next-day services to every corner of the Northeast, ensuring your shipments reach their destination with unmatched efficiency. The ideal candidate is skilled in communicating with customers, able to explain vehicle issues clearly and concisely and provide valuable advice.
Diesel Mechanic Amrize LtdDiesel MechanicWaltham, MAAdhere to all safety protocol to include confined space entry, lock-out-tag-out, working at heights, wearing appopriate safety glasses, gloves and other personal protective equipment, as well as all OSHA, MSHA requirements. Subject to applicable law, employees that are required to wear respirators must be clean shaven where the respirator seal meets the face in order to pass the qualitative and quantitative fit tests.
New2ND Shift PM Mechanic (Diesel Technician) - Everett Casella Waste Systems, Inc.2ND Shift PM Mechanic (Diesel Technician) - EverettEverett, Massachusetts
Diesel Technician Mechanic II PenskeDiesel Technician Mechanic IIMedford, MAFull timeWillingness to travel as necessary within the district (customers’ yards, close geographical area and training sites), work the required schedule, work at the specific location required, complete Penske employment application, submit to a background screening (to include criminal checks, past employment and education) and pass a drug screening. Penske Truck Leasing/Transportation Solutions is a premier global transportation provider that delivers essential and innovative transportation, logistics and technology services to help companies and people move forward.
Lead Diesel Mechanic Republic Services IncLead Diesel MechanicHaverhill, MA$33.65–$46.25 / hourIn addition, the Lead Technician diagnoses more complicated repair work; provides coaching on diagnostic techniques to subordinate technicians; performs external repair inspections to ensure all repair work is done in a safe manner; and schedules the repair work for his or her work group to ensure that all repair and maintenance work is done in a safe and timely manner, reducing lost productivity within the shop. PRINCIPAL RESPONSIBILITIES: Maintains expert knowledge of, and advanced working proficiency in, the following vehicle components and systems, with the ability to perform complex repair maintenance functions, both on-site and on the road:o Chassis component repair and maintenance; Refuse bodies, including control, hydraulic and electrical systems.
Advanced Diesel Mechanic Republic Services IncAdvanced Diesel MechanicTyngsboro, MA$31.25–$42.95 / hourPOSITION SUMMARY: With direct supervision from a Lead Technician, Fleet Maintenance Supervisor or Maintenance Manager, a Maintenance Technician A performs repair and maintenance work on diesel and non-diesel equipment and trucks including, but not limited to, chassis components; refuse bodies, including control, hydraulic, and electrical systems; air brake systems; general engine work; HVAC components; and suspension, drive train and steering systems. Ability to perform inspections and repairs without supervision in some (not all required) of the following heavy truck, or automotive systems: Suspensions & Steering, General Engine, Transmissions, Brakes, Electrical, Hydraulics, Drive Train, Diesel Emissions.
Diesel Mechanic Republic Services IncDiesel MechanicHaverhill, MA$27.10–$37.22 / hourPOSITION SUMMARY: With direct supervision from a Lead Technician, Maintenance Supervisor or Maintenance Manager, a Maintenance Technician B performs repair and maintenance work on diesel and non-diesel equipment and trucks including, but not limited to, chassis components, vehicle refuse bodies and control systems, hydraulic electrical, air brake systems, general engine work, HVAC components, suspension, drive train and steering systems. MINIMUM REQUIREMENTS: Ability to perform basic inspections with limited supervision in some (not all required) of the following heavy truck, or automotive systems: suspensions & steering; general engine, transmissions, brakes, electrical, hydraulics, drive train, diesel emissions.
Diesel Mechanic United RentalsDiesel MechanicBranch BOS Oxford, MassachusettsAs a Mechanic - Pump (Service Tech II) within the Fluid division at United Rentals, you’ll use your skills to perform maintenance tasks as well as minor repairs on equipment in a safe and professional manner. The actual pay rate offered to candidates varies depending upon a wide range of factors including specific position, education, training, experience, skills, and ability.
Diesel Mechanic / In Field Service Technician Milton CATDiesel Mechanic / In Field Service TechnicianStoughton, MA$42.58–$52.45 / hourThese repairs may require working hours in addition to the normal work schedule for emergency calls or routine service as required. Technicians are responsible for the diagnosis, repair, reconditioning, overhaul and maintenance of customer and company heavy equipment and components.