Lead Diesel Mechanic Technician Performance FoodserviceLead Diesel Mechanic TechnicianTemple, TX$29–$32Performance Foodservice, PFG’s broadline distributor, maintains a unique relationship with a variety of local customers, including independent restaurants and hotels, healthcare facilities, schools, and quick-service eateries. A team of sales reps, chefs, consultants, and other experts builds close relationships with customers — providing advice on improving operations, menu development, product selection, and operational strategies.
NewLead Mechanic Herc Rentals IncLead MechanicMidland, TX$32–$35 / hourFounded in 1965, Herc Rentals is one of the leading equipment rental suppliers in North America with 2025 total revenues reaching approximately $4.4 billion. Please be advised that the actual salary offered for any position is subject to the company's sole discretion and may be influenced by various factors, including but not limited to the candidate's qualifications, experience, location, and overall fit for the role.
45031 Automotive Technician/Mechanic All American Chrysler Jeep Dodge of Midland45031 Automotive Technician/MechanicMidland, TXFull timeAll American Chrysler Jeep Dodge Ram of Midland is looking for Automotive Mechanics / Auto Technicians to join their industry leading Service Team! Ability to diagnose and repair engine, transmission, electrical, steering, suspension, brakes, and AC systems.
Mechanic Rotating Machinery ServicesMechanicPasadena, TXFull timeRotating Machinery Services, Inc. is seeking qualified Rotating Equipment Mechanics to work 1st shift that will perform a variety of mechanical operations / tasks on turbomachinery components and assemblies to ensure compliance with specifications and quality requirements. This position requires experience working on steam turbines, centrifugal compressors, hot gas expanders, or oil free screw compressors preferred.
2nd Shift Mechanic Rotating Machinery Services2nd Shift MechanicPasadena, TXFull timeJOB SUMMARY : Rotating Machinery Services, Inc. is seeking qualified Rotating Equipment Mechanics to work 2nd shift that will perform a variety of mechanical operations / tasks on turbomachinery components and assemblies to ensure compliance with specifications and quality requirements. This position requires experience working on steam turbines, centrifugal compressors, hot gas expanders, or oil free screw compressors preferred.
Oil Free Screw Compressor Mechanic Rotating Machinery ServicesOil Free Screw Compressor MechanicHouston, TXFull timeRMS is seeking a skilled and experienced Oil-Free or Flooded Screw Compressor Mechanic to perform diagnostics, repair, and overhaul of oil-free screw compressors. The goal was to provide turbomachinery operators with unparalleled service based on established relationships, solid engineering, and technical expertise—all backed by responsiveness in competitive prices and lead times.
1st Shift Mechanic Rotating Machinery Services1st Shift MechanicHouston, TXFull timeThe goal was to provide turbomachinery operators with unparalleled service based on established relationships, solid engineering, and technical expertise—all backed by responsiveness in competitive prices and lead times. JOB SUMMARY : The Mechanic role will perform a variety of mechanical operations/ tasks on turbomachinery components and assemblies to ensure compliance with specifications and quality requirements.
Mechanic - 2nd Shift Rotating Machinery ServicesMechanic - 2nd ShiftHouston, TXFull timeJOB SUMMARY : Rotating Machinery Services, Inc. is seeking qualified Rotating Equipment Mechanics to work 2nd shift (3:00pm to 11:00pm) that will perform a variety of mechanical operations / tasks on turbomachinery components and assemblies to ensure compliance with specifications and quality requirements. The goal was to provide turbomachinery operators with unparalleled service based on established relationships, solid engineering, and technical expertise—all backed by responsiveness in competitive prices and lead times.
NewSenior Helicopter A&P Mechanic STS Technical ServicesSenior Helicopter A&P MechanicPalestine, TXIf you are an experienced FAA-certified A&P Mechanic with helicopter maintenance experience and strong troubleshooting skills, this opportunity allows you to support aircraft that operate on life-saving missions every day. This role supports daily inspections, scheduled and unscheduled maintenance, parts management, documentation, and coordination with maintenance leadership.
Shop Lead 2nd Shift Rotating Machinery ServicesShop Lead 2nd ShiftHouston, TXFull timeGives guidance and has ability to disassemble, inspect, repair, and reassemble RMS and non-OEM turbomachinery including compressors (centrifugal, liquid ring, etc.), gearboxes, pumps, turbines, etc. The goal was to provide turbomachinery operators with unparalleled service based on established relationships, solid engineering, and technical expertise—all backed by responsiveness in competitive prices and lead times.
NewIndustrial Maintenance Mechanic (Food Industry) JobotIndustrial Maintenance Mechanic (Food Industry)Fort Worth, TX$30–$40 / hourDiagnose and repair malfunctioning production and plant equipment (Type of Machinery: Meat grinders, Meat flaker, Meat dicers, Band saw, Vacuum pack machines, Vacuum tumblers, Scissor lift, Pallet jack, Fork lifts, Floor scrubber, Floor scales, Pressure washer). 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.
NewDiesel Mechanic Technician A Performance FoodserviceDiesel Mechanic Technician ATemple, TX$29–$325+ years of proven medium to heavy-duty vehicle repair including PM's, tire & wheel, air & air disc brakes, diagnosis, computerized diagnostics, electrical troubleshooting, electronic component repair and a minimum of 2 years’ experience in A/C refrigeration. Perform routine maintenance such as changing oil, checking batteries and lubricating equipment and machinery requiring the use of hand tools such as screwdrivers, pliers, wrenches, pressure gauges, and precision instruments, as well as power tools such as pneumatic wrenches, welding equipment, and jacks and hoists.
NewMechanic A Herc Rentals IncMechanic ABeaumont, TX$29–$33 / hourThe primary focus of a Herc Rentals Mechanic A is to utilize their mechanical expertise to lead fleet maintenance operations needed to keep Herc Rentals equipment on the rental "ready line". Ability to operate and test equipment such as boom lifts, forklifts, compressors, portable and stationary generators, hydraulics, pumps and assorted tools and equipment.
NewMechanic A - Aerial (Repair Center) - South Houston Herc Rentals IncMechanic A - Aerial (Repair Center) - South HoustonHouston, TX$32–$36 / hourThe primary focus of a Herc Rentals Mechanic A is to utilize their mechanical expertise to lead fleet maintenance operations needed to keep Herc Rentals equipment on the rental "ready line". Ability to operate and test equipment such as boom lifts, forklifts, compressors, portable and stationary generators, hydraulics, pumps and assorted tools and equipment.
NewMechanic A- Midland, Texas Herc Rentals IncMechanic A- Midland, TexasMidland, TX$30–$38 / hourThe primary focus of a Herc Rentals Mechanic A is to utilize their mechanical expertise to lead fleet maintenance operations needed to keep Herc Rentals equipment on the rental "ready line". Ability to operate and test equipment such as boom lifts, forklifts, compressors, portable and stationary generators, hydraulics, pumps and assorted tools and equipment.
Maintenance Mechanic, D Shift Premium WatersMaintenance Mechanic, D ShiftFort Worth, TXFull timePremium Waters is a bottled water company focused on providing quality products for our customers while being a positive partner in communities in which we operate. The Maintenance Mechanic tends to production machines such as filler, packaging, cappers, labeler, and palletizers used for bottling water.
Maintenance Mechanic Premium WatersMaintenance MechanicFort Worth, TXFull timeThe Maintenance Mechanic tends to production machines such as filler, packaging, cappers, labeler, and palletizers used for bottling water. Anyone entering the production floor must follow the GMP rules in their employee handbook, which includes the required hairnets, beard nets, and earplugs.
Field Service Mechanic A Herc Rentals IncField Service Mechanic ABeaumont, TX$31–$35 / hourAbility to operate and test equipment such as boom lifts, forklifts, compressors, portable and stationary generators, hydraulics, pumps and assorted tools and equipment. You will serve as a go-to resource for utilizing your mechanical expertise to ensure Herc fleet remain in proper operating condition on our customer jobsites, at all times.
NewField Service Mechanic A (ProTruck) Herc Rentals IncField Service Mechanic A (ProTruck)Beaumont, TX$32–$38 / hourAbility to operate and test equipment such as boom lifts, forklifts, compressors, portable and stationary generators, hydraulics, pumps and assorted tools and equipment. You will serve as a go-to resource for utilizing your mechanical expertise to ensure Herc fleet remain in proper operating condition on our customer jobsites, at all times.
NewMechanic B - Pump, Generator, HVAC Herc Rentals IncMechanic B - Pump, Generator, HVACDenison, TX$25–$35 / hourThe primary focus of a Herc Rentals Mechanic B is to utilize their mechanical knowledge to support fleet maintenance operations needed to keep Herc Rentals equipment on the rental "ready line". Ability to operate and test equipment such as boom lifts, forklifts, compressors, portable and stationary generators, hydraulics, pumps and assorted tools and equipment.
NewMechanic B - Wichita Falls TX Herc Rentals IncMechanic B - Wichita Falls TXOklaunion, TX$24–$28 / hourThe primary focus of a Herc Rentals Mechanic B is to utilize their mechanical knowledge to support fleet maintenance operations needed to keep Herc Rentals equipment on the rental "ready line". Ability to operate and test equipment such as boom lifts, forklifts, compressors, portable and stationary generators, hydraulics, pumps and assorted tools and equipment.
Mechanic C Herc Rentals IncMechanic CDenton, TX$22–$25 / hourThe primary focus of a Herc Rentals Mechanic C is to utilize their mechanical training to contribute to fleet maintenance operations needed to keep Herc Rentals equipment on the rental "ready line". Ability to operate and test equipment such as boom lifts, forklifts, compressors, portable and stationary generators, hydraulics, pumps and assorted tools and equipment.
Field Service Mechanic B- Pump, Power & HVAC Herc Rentals IncField Service Mechanic B- Pump, Power & HVACMidland, TX$28–$33 / hourAbility to operate and test equipment such as boom lifts, forklifts, compressors, portable and stationary generators, hydraulics, pumps and assorted tools and equipment. You will serve as a valued resource for utilizing your mechanical expertise to ensure Herc fleet remain in proper operating condition on our customer jobsites, at all times.
NewMechanic B Herc Rentals IncMechanic BAustin, TX$28–$32 / hourThe primary focus of a Herc Rentals Mechanic B is to utilize their mechanical knowledge to support fleet maintenance operations needed to keep Herc Rentals equipment on the rental "ready line". Ability to operate and test equipment such as boom lifts, forklifts, compressors, portable and stationary generators, hydraulics, pumps and assorted tools and equipment.
Field Service Mechanic B Herc Rentals IncField Service Mechanic BWaxahachie, TX$28–$33 / hourAbility to operate and test equipment such as boom lifts, forklifts, compressors, portable and stationary generators, hydraulics, pumps and assorted tools and equipment. You will serve as a valued resource for utilizing your mechanical expertise to ensure Herc fleet remain in proper operating condition on our customer jobsites, at all times.
NewField Service Mechanic A - Uvalde, TX Herc Rentals IncField Service Mechanic A - Uvalde, TXSan Antonio, TX$30–$37 / hourAbility to operate and test equipment such as boom lifts, forklifts, compressors, portable and stationary generators, hydraulics, pumps and assorted tools and equipment. You will serve as a go-to resource for utilizing your mechanical expertise to ensure Herc fleet remain in proper operating condition on our customer jobsites, at all times.
NewMechanic- Diesel Engines- Fort Worth, TX Union Pacific Railroad CompanyMechanic- Diesel Engines- Fort Worth, TXFT WORTH, TXPossess at least 4 years of education or work experience as a mechanic repairing trucks, ships, farm equipment, airplanes, trains, automobiles, or diesels; alternatively, hold a current journeyman's mechanical card. Visual and Auditory Perception: Able to detect and interpret various visual color signals and displays, identify the speed of moving objects at different distances (near or far), and respond quickly to sounds.
NewMechanic- Diesel Engines - Houston, TX Union Pacific Railroad CompanyMechanic- Diesel Engines - Houston, TXHOUSTON, TXPossess at least 4 years of education or work experience as a mechanic repairing trucks, ships, farm equipment, airplanes, trains, automobiles, or diesels; alternatively, hold a current journeyman's mechanical card. Visual and Auditory Perception: Able to detect and interpret various visual color signals and displays, identify the speed of moving objects at different distances (near or far), and respond quickly to sounds.
Mauser Packaging- Maintenance Mechanic- Competitive Pay Mauser Packaging SolutionsMauser Packaging- Maintenance Mechanic- Competitive PayGalena Park, TX$35At Mauser Packaging Solutions, you can be proud to work for a company that’s always striving to innovate and serve customers better—and help them be better stewards of the environment. And we do that by giving our people the opportunity to do important work, solve interesting problems and be part of a diverse, forward-looking team.
Electrical Maintenance Mechanic Mauser Packaging SolutionsElectrical Maintenance MechanicGalena Park, TX$35At Mauser Packaging Solutions, you can be proud to work for a company that’s always striving to innovate and serve customers better—and help them be better stewards of the environment. And we do that by giving our people the opportunity to do important work, solve interesting problems and be part of a diverse, forward-looking team.
Maintenance Mechanic- Great Benefits Mauser Packaging SolutionsMaintenance Mechanic- Great BenefitsGalena Park, TX$35At Mauser Packaging Solutions, you can be proud to work for a company that’s always striving to innovate and serve customers better—and help them be better stewards of the environment. And we do that by giving our people the opportunity to do important work, solve interesting problems and be part of a diverse, forward-looking team.
Maintenance Mechanic- Competitve Pay Mauser Packaging SolutionsMaintenance Mechanic- Competitve PayGalena Park, TX$35At Mauser Packaging Solutions, you can be proud to work for a company that’s always striving to innovate and serve customers better—and help them be better stewards of the environment. And we do that by giving our people the opportunity to do important work, solve interesting problems and be part of a diverse, forward-looking team.
NewDiesel Mechanic United RentalsDiesel MechanicOdessa, TXEvery day, you can improve and challenge yourself, and if you have the desire and ambition, you'll have the potential to work towards higher levels of Service Technician and leadership roles in our Service Department. The actual pay rate offered to candidates varies depending upon a wide range of factors including specific position, location, education, training, experience, skills, and ability.
Field Diesel Mechanic - Customer Equipment United RentalsField Diesel Mechanic - Customer EquipmentCollege Station, TXAs a Field Diesel Mechanic - Customer Equipment Solutions (Service Tech IV - Field Service - CES), you'll use your skills to perform maintenance and repairs of complex equipment on customer owned equipment with limited or no supervision in a highly skilled, safe, and professional manner. Maintenance and repair of complex mechanical, electrical, hydraulic, and diesel systems on a variety of rental and customer equipment and tools while using a high degree of independent judgment.
NewField Diesel Mechanic United RentalsField Diesel MechanicNederland, TXEvery day, you can improve and challenge yourself, and if you have the desire and ambition, you'll have the potential to work towards higher levels of Service Technician and leadership roles in our Service Department. The actual pay rate offered to candidates varies depending upon a wide range of factors including specific position, location, education, training, experience, skills, and ability.
NewField Diesel Mechanic - CES United RentalsField Diesel Mechanic - CESMarble Falls, TXAs a Field Diesel Mechanic - Customer Equipment Solutions (Service Tech IV - Field Service - CES), you'll use your skills to perform maintenance and repairs of complex equipment on customer owned equipment with limited or no supervision in a highly skilled, safe, and professional manner. Maintenance and repair of complex mechanical, electrical, hydraulic, and diesel systems on a variety of rental and customer equipment and tools while using a high degree of independent judgment.
Diesel Mechanic - Experienced United RentalsDiesel Mechanic - ExperiencedHumble, TXAs a Diesel Mechanic - Experienced (Service Tech IV), you'll use your skills to perform maintenance and repairs of complex equipment with limited or no supervision in a highly skilled, safe, and professional manner. Maintenance and repair of complex mechanical, electrical, hydraulic, and diesel systems on a variety of rental and customer equipment and tools while using a high degree of independent judgment.
NewIntern Diesel Mechanic (Paid) United RentalsIntern Diesel Mechanic (Paid)Cedar Park, TXThe actual pay rate offered to candidates varies depending upon a wide range of factors including specific position, location, education, training, experience, skills, and ability. We're an award-winning company (recently named a Glassdoor Best Place to Work in 2026) that truly cares about our people - That's why we offer best-in-class benefits and perks that will support you and your family.
NewDiesel Technician/Mechanic III - Entry Level Penske Truck RentalDiesel Technician/Mechanic III - Entry LevelDENTON, TXWillingness 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.
NewLead HVAC Installation Tech-Houston, TX ARS-Rescue RooterLead HVAC Installation Tech-Houston, TXJersey Village, TXAs an AOR / HVAC Installation Mechanic, you would disassemble and remove old systems, then install, start-up and troubleshoot (if needed) new replacement HVAC systems in residential settings. All candidates are required to undergo pre-employment drug screen, background checks and must have a valid driver’s license with good driving record.
NewLead HVAC Install Tech ARS-Rescue RooterLead HVAC Install TechCypress, TXAs an AOR / HVAC Installation Mechanic, you would disassemble and remove old systems, then install, start-up and troubleshoot (if needed) new replacement HVAC systems in residential settings. All candidates are required to undergo pre-employment drug screen, background checks and must have a valid driver’s license with good driving record.
NewLead HVAC Installation Technician ARS-Rescue RooterLead HVAC Installation TechnicianKaty, TXAs an AOR / HVAC Installation Mechanic, you would disassemble and remove old systems, then install, start-up and troubleshoot (if needed) new replacement HVAC systems in residential settings. All candidates are required to undergo pre-employment drug screen, background checks and must have a valid driver’s license with good driving record.
Technician - Level 2 Sunbelt RentalsTechnician - Level 2Greenville, TX$18.99–$26.11 / hourTechnician, Diesel Technician, Diesel Mechanic, Service Technician, Heavy Equipment Mechanic, Hydraulic Technician, Hydraulic Mechanic, ASE Certified Mechanic, IFPS Certified Technician. Sunbelt offers team members the following paid time off from work, subject to Sunbelt's policies (unless specified in a collective bargaining agreement): 12-25 vacation days depending on years of service.
Technician - Level 3 Sunbelt RentalsTechnician - Level 3Weatherford, TX$24.05–$33.06 / hour5 +years of Technician experience with similar diesel equipment and/or heavy equipment or specialty lines equipment (large-scale generators, pumps, HVAC or Oil & Gas equipment) strongly preferred. Technician, Diesel Technician, Diesel Mechanic, Service Technician, Heavy Equipment Mechanic, Hydraulic Technician, Hydraulic Mechanic, ASE Certified Mechanic, IFPS Certified Technician.
NewTechnician - Level 1 Sunbelt RentalsTechnician - Level 1Waco, TX$18.04–$24.80 / hourTechnician, Diesel Technician, Diesel Mechanic, Service Technician, Heavy Equipment Mechanic, Hydraulic Technician, Hydraulic Mechanic, ASE Certified Mechanic, IFPS Certified Technician. Sunbelt offers team members the following paid time off from work, subject to Sunbelt's policies (unless specified in a collective bargaining agreement): 12-25 vacation days depending on years of service.
NewField Service Technician - Level 2 Sunbelt RentalsField Service Technician - Level 2Fredericksburg, TX$22.85–$31.41 / hourThe following is a sample (but not exhaustive) list of the MOS, AFSC, and NEC Codes that may have transferrable skill sets that apply to this role: 711 713 2506 2584 4130 4133 4541 5899 6071 6072 7603 7607 7610 7618 13D 13M 13P 13R 13T 2T311A 2T311C 2T312A 2T312B 2T312C 2T331A 2T331C 2T332A 2T332B 2T332C 2T351 2T351A 2T351C 2T352A 2T352C 62B 63A 63D 63E 63H 63M 63N 63S 63T 63Y 88R 91A 91B 91E 91H 91L 91M 91P 91S ABE ABH AS CM EN GSM MM MM(NUC) MR SBRelated experience may include: Shop Mechanic, Mechanic, Technician, Service Foreman, Service Manager, Shop Manager, Mechanic Supervisor, Technician Supervisor, Lead Mechanic, Lead Technician, Diesel Technician, Diesel Mechanic, Service Technician, Heavy Equipment Mechanic, Hydraulic Technician, Hydraulic Mechanic, ASE Certified Mechanic, IFPS Certified Technician. * Bilingual (Spanish or Other) may be required based on location needsThe physical demands of this role require bending, squatting, crouching, reaching, lifting 50 pounds or more, and working indoors/outdoors when required by the job.
Pump Solutions Field Service Technician - Level 1 Sunbelt RentalsPump Solutions Field Service Technician - Level 1Midland, TX$23.52–$32.34 / hourThe following is a sample (but not exhaustive) list of the MOS, AFSC, and NEC Codes that may have transferrable skill sets that apply to this role: 711 713 2506 2584 4130 4133 4541 5899 6071 6072 7603 7607 7610 7618 13D 13M 13P 13R 13T 2T311A 2T311C 2T312A 2T312B 2T312C 2T331A 2T331C 2T332A 2T332B 2T332C 2T351 2T351A 2T351C 2T352A 2T352C 62B 63A 63D 63E 63H 63M 63N 63S 63T 63Y 88R 91A 91B 91E 91H 91L 91M 91P 91S ABE ABH AS CM EN GSM MM MM(NUC) MR SBRelated experience may include: Shop Mechanic, Mechanic, Technician, Service Foreman, Service Manager, Shop Manager, Mechanic Supervisor, Technician Supervisor, Lead Mechanic, Lead Technician, Diesel Technician, Diesel Mechanic, Service Technician, Heavy Equipment Mechanic, Hydraulic Technician, Hydraulic Mechanic, ASE Certified Mechanic, IFPS Certified Technician. * Bilingual (Spanish or Other) may be required based on location needsThe physical demands of this role require bending, squatting, crouching, reaching, lifting 50 pounds or more, and working indoors/outdoors when required by the job.
NewField Service Technician - Level 1 Sunbelt RentalsField Service Technician - Level 1Waxahachie, TX$21.38–$29.39 / hourThe following is a sample (but not exhaustive) list of the MOS, AFSC, and NEC Codes that may have transferrable skill sets that apply to this role: 711 713 2506 2584 4130 4133 4541 5899 6071 6072 7603 7607 7610 7618 13D 13M 13P 13R 13T 2T311A 2T311C 2T312A 2T312B 2T312C 2T331A 2T331C 2T332A 2T332B 2T332C 2T351 2T351A 2T351C 2T352A 2T352C 62B 63A 63D 63E 63H 63M 63N 63S 63T 63Y 88R 91A 91B 91E 91H 91L 91M 91P 91S ABE ABH AS CM EN GSM MM MM(NUC) MR SBRelated experience may include: Shop Mechanic, Mechanic, Technician, Service Foreman, Service Manager, Shop Manager, Mechanic Supervisor, Technician Supervisor, Lead Mechanic, Lead Technician, Diesel Technician, Diesel Mechanic, Service Technician, Heavy Equipment Mechanic, Hydraulic Technician, Hydraulic Mechanic, ASE Certified Mechanic, IFPS Certified Technician. * Bilingual (Spanish or Other) may be required based on location needsThe physical demands of this role require bending, squatting, crouching, reaching, lifting 50 pounds or more, and working indoors/outdoors when required by the job.
Roadside Diesel Technician ROCKY MOUNTAIN TRUCK CENTER GROUPRoadside Diesel TechnicianTye, TX$20–$40Full timeJob DetailsJob Location: Abilene - Tye, TX 79563Position Type: Full TimeEducation Level: 2 Year DegreeSalary Range: $20.00 - $40.00 HourlyTravel Percentage: Road WarriorJob Category: Skilled Labor - TradesAt Rocky Mountain Truck Centers (RMTC), we’re on the lookout for exceptional Diesel Technicians eager to tackle mechanical challenges head-on. Training and Development: We invest in your continuous improvement with a generous annual training budget of $7,900 per technician for ongoing development and certification, including: • Access to specialized courses like Meritor and OEM training.
Lead Mechanic Clean Harbors IncLead MechanicDenton, TXEnsuring 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; Performs preventative maintenance, conducts inspections, troubleshoots, diagnoses failures & deficiencies & performs necessary corrections. Demonstrates complete proficiency in diagnostic, repair, and maintenance of the following units: heavy duty forklift, roll off truck, forklifts, pick up trucks, box trucks, tractors, and tankers.