129 Results for

Diesel Mechanic Jobs in Beltsville, MD

Jobs

New!

Rockville, MDToday

Physical Requirements: The essential functions of this position require the ability to: Work outside in varying temperature, weather, and humidity conditions-10% of the job is performed outside, work alone and in remote locations. About Transdev: Cities, counties, airports, companies, and universities across the U.S. contract with Transdev to operate their transportation systems, maintain their vehicle and fleets, and deliver on mobility solutions.

New!

Glen Burnie, MD5 days ago

$20–$40 Per Hour

Master technicians should: Have 5+ (preferably all 8) The National Institute of Automotive Service Excellence (ASE) certifications which include: (engine repair, engine performance, heating and air conditioning, electrical systems, automatic transmissions, manual transmission and axle, brakes and front end). Assist the shop foreman/lead technician in recruiting and hiring qualified service technicians as well as assisting technicians with their skills, providing technical support when needed and monitoring performance and productivity.

Alexandria, VA29 days ago

$25–$35 Per Hour
Full-time

Conduct routine maintenance on machinery, including mechanical repairs, lubrication, troubleshooting mechanical issues, and replacing worn parts. Skilled in using hand tools, power tools, calipers, micrometers, plasma cutters, press brake machines and other fabrication equipment.

Upper Marlboro, MD12 days ago

Physical requirements include: standing, running, walking, sitting, kneeling, stooping/bending, lifting, squatting, reaching, pushing, pulling, crawling, jumping, sliding, climbing, pinching, gripping, digging, spraying, maintaining balance, the ability to ascend and descend ladders and stairs, the ability to complete repetitive motions, regular exertion of up to 50 lbs. Work may occasionally be performed under hazardous and adverse conditions, including but not limited to: proximity to moving mechanical equipment, active construction environments requiring hard hat protection, high noise environments requiring hearing protection, elevated heights and confined spaces.

Hyattsville, MD30+ days ago

$31.25–$36.50 Per Hour

Heres more of what youll do: - Inspect, diagnose and repair electrical, hydraulic, suspension, brake and air systems on a wide range of vehicles and equipment. Youll be using modern tools and procedures to deliver exceptional maintenance on both diesel equipment and, at some locations, on our growing fleet of CNG trucks.

Baltimore, MD30+ days ago

$29–$40 Per Hour

Required to be exposed to physical occupational risks (such as cuts, burns, exposure to toxic chemicals, etc.) often; + Required to be exposed to physical environment which involves dirt, odors, noise, weather extremes or similar elements often; + This job operates in both inside garage, shop or gas plant conditions as well as in outside conditions that include inclement weather, heat and humidity. + Required to exert physical effort that will include but is not limited to frequent lifting, pushing, pulling, crouching, and climbing; Constantly standing, walking, and grasping; Occasionally: sitting and balancing.

Gaithersburg, MD30+ days ago

$26.13–$39.19 Per Hour

Required to exert physical effort that will include but is not limited to frequent lifting, pushing, pulling, crouching, and climbing; Constantly standing, walking, and grasping; Occasionally: sitting and balancing. The specific salary offered to a successful candidate may be influenced by a variety of factors including the candidate's relevant experience, education, training, certifications, qualifications, and work location.

Baltimore, MD30+ days ago

$26–$39 Per Hour

New!

SPRINGFIELD, Virginia3 days ago

$34–$44 Per Hour

Technicians 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.

Hyattsville, MD30+ days ago

$28–$32.50 Per Hour

bind="style: { backgroundColor: params.backgroundColor, backgroundImage: backgroundSrc, borderRadius: borderRadius, maxWidth:maxWidth, height: height }, class: 'cc-column--' + size() + className"}. Heres more of what youll do: - Inspect, diagnose and repair electrical, hydraulic, suspension, brake and air systems on a wide range of vehicles and equipment.

Bladensburg, MD18 days ago

This is a field-based role built for a mechanic who takes pride in their diagnostic ability, works well independently, and wants to be part of a company where skilled trades are genuinely valued. Specific responsibilities include: Diagnosing and repairing mechanical, electrical, hydraulic, and diesel systems across a variety of equipment types.

Glen Burnie, MD18 days ago

If you've built real diagnostic depth across diesel, hydraulic, and electrical systems and you're looking for a stable environment where that skillset is put to good use every day, this is worth your attention. Specific responsibilities include: Diagnosing and repairing mechanical, electrical, hydraulic, and diesel systems across a broad range of equipment types.

New!

Savage, Maryland1 day ago

Preventive Maintenance: Proper lube techniques; Minimal tire inspection; Brake check/applied stroke; Battery check; Under vehicle check/loose components; Initial Fault code identification; All PMs (PM298) including C supplements to exclude overheads, engine brake overhauls, DPF servicing, clean doser injector, servicing ArvinMeritor unitized hubs, inspect Lece Neville alternator brushes, inspect modulator system for proper operation, inspect/adjust shift selector cable, pop test Isuzu injectors. Steering and Non-driven Axles and Alignment: Lubricate grease fittings, check and adjust fluid levels; Check and adjust toe; Check all steering components for wear; Check and adjust trailer axle alignment; Adjust wheel bearings including replacement of wheel seal.

Beltsville, MD20 days ago

This position is designed for an ambitious professional ready to master our operations and eventually oversee fleet maintenance strategies, mentor junior staff, and manage shop operations. Skills: Strong understanding of hydraulics, brakes, electrical systems, and engine diagnostics.

Jessup, MD13 days ago

$55,000–$85,000

The company's several business units operate as follows: Miller Truck Leasing - Provides full-service leasing, finance leasing, truck rental, and truck maintenance programs. Miller Dedicated Services - Supports customers in outsourcing their transportation needs by providing vehicles, drivers, fuel, insurance, and overall industry expertise.

Forestville, MD30+ days ago

Flippo Construction Company, Inc. relies on its maintenance staff to diagnose issues and perform all necessary repairs and preventive maintenance to its heavy equipment such as trucks/trailers, repairing small and two cycle engines, hydraulics, snow removal equipment and conventional gasoline & diesel engines. Specialize in the diagnosis, repair and maintenance of large engines for various equipment types such as trucks/ trailers, hydraulics, snow removal equipment and conventional gasoline & diesel engines.

Chantilly, VA30+ days ago

$32–$38 Per Hour

Reyes Fleet Management, 1 of the largest privately held fleets in the U.S., is looking to hire a Diesel Mechanic / Fleet Technician A to perform repairs and maintenance on our tractor and trailer equipment located at our Reyes Beverage Group facility in Chantilly. + As a Fleet Technician, you will complete thorough documentation for work orders related to repairs and preventative maintenance using the online AssetWorks system .

Chantilly, VA30+ days ago

$26–$31 Per Hour

Reyes Fleet Management, 1 of the largest privately held fleets in the U.S., is looking to hire a Diesel Mechanic / Fleet Technician B to perform repairs and maintenance on our tractor and trailer equipment located at our Reyes Beverage Group facility in Chantilly. + You will use hand tools and power tools such as screwdrivers and perform routine maintenance such as changing oil, checking batteries, and lubricating equipment and machinery .

Manassas, Virginia28 days ago

$25–$28 Per Hour

Responsibilities: Reyes Fleet Management, 1 of the largest privately held fleets in the U.S., is seeking a Diesel Mechanic / Fleet Technician B to help with repairs and maintenance on trailer/tractor equipment at our Martin Brower shop in Manassas, VA. This position requires driving Reyes Family of Businesses, Reyes Fleet Management and customer vehicles, it is regulated by the DOT and requires a current driver qualification file to be maintained as required by the role.

Manassas, Virginia28 days ago

$30–$35 Per Hour

Responsibilities: Reyes Fleet Management, 1 of the largest privately held fleets in the U.S., is seeking a Diesel Mechanic / Fleet Technician A to help with repairs and maintenance on trailer/tractor equipment at our Martin Brower shop in Manassas, VA. This position may require driving Reyes Family of Businesses, Reyes Fleet Management and customer vehicles, it is regulated by the DOT and requires a current driver qualification file to be maintained as required by the role.

Manassas, Virginia7 days ago

$21–$25 Per Hour

Responsibilities: Reyes Fleet Management, 1 of the largest privately held fleets in the U.S., is seeking a Diesel Mechanic Trainee / Fleet Technician Trainee to help with repairs and maintenance on trailer/tractor equipment at our Martin Brower shop in Manassas, VA. This position may require driving Reyes Family of Businesses, Reyes Fleet Management and customer vehicles, it is regulated by the DOT and requires a current driver qualification file to be maintained as required by the role.

Baltimore, MD30+ days ago

$32–$40

Key responsibilities include: Inspect, diagnose, and repair diesel-powered hydrovac trucks, vacuum units, and related heavy equipment—including engines, transmissions, chassis, hydraulics, pneumatics, vacuum/blower systems, and electrical systems. Perform preventative maintenance inspections and services such as greasing, fluid checks, belt and hose replacements, alignments, adjustments, and comprehensive safety checks to ensure road and job-site readiness.

Clinton, MD30+ days ago

$27–$40 Per Hour

Complete 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. We are seeking a highly skilled and experienced Level 2 (B) or Level 3 (A) Diesel Mechanic with a proven track record in heavy truck and equipment repair for our Clinton, MD service location.

Baltimore, MD30+ days ago

Full-time

We're experts, which means you'll have the following skills and experience: High School diploma/GED 2-5 years of experience working on power generators and/or commercial HVAC equipment, performing inspections, maintenance, and repairs. Perform preventive maintenance and repairs of power generators, diesel engines, electrical distribution equipment, HVAC equipment and/or oil free air compressors.

Baltimore, MD25 days ago

$17–$20.40 Per Hour

Repairing malfunctioning parts and other mechanical or electrical equipment; Complete repairs safely, effectively and efficiently. High School Diploma or GED; Graduate of acceptable trade school or manufacturer’s technical school, or previous mechanic experience.

Glen Burnie, MD25 days ago

$62,400–$72,800

This is an excellent opportunity for a skilled mechanic who thrives in a fast-paced environment and takes pride in maintaining quality workmanship on a diverse fleet of landscaping equipment. We are committed to fostering a culture of safety, professionalism, and exceptional client service, serving the greater Baltimore, Washington, DC, and Northern Virginia metropolitan area.

Hyattsville, MD30+ days ago

Part-time

Our fleet includes double-decker buses, specialty event vehicles, and sightseeing cruises, with signature offerings like Tea Around Town®. TopView Group is a premier tourism and sightseeing company, delivering unforgettable transportation and travel experiences in major cities across the U.S. and abroad.

Manassas, Virginia30+ days ago

$28.46–$42.95 Per Hour

Expertly diagnose and repair issues related to diesel engines, diesel fuel systems, diesel electrical components, diesel hydraulic systems, air conditioning, brakes, suspension, and other mechanical systems. If you specialize in diesel engine diagnostics, repair, and preventive maintenance, this role offers an excellent opportunity to work in a fast-paced, 24/7 environment ensuring our diesel-powered fleet remains safe, reliable, and compliant.

Baltimore, MD16 days ago

Mullen's Markings is a full-service line striping and pavement marking company delivering high-quality roadway, highway, and parking lot striping services. In this role, you will be responsible for maintaining and repairing our fleet of vehicles and equipment, ensuring everything operates safely and efficiently.

Alexandria, VA30+ days ago

Diagnosis, removal and replacement of injectors, pistons, liners, cam shafts, cylinder heads, rod and main bearings, oil pans, clutches, fan hubs, differentials, fifth wheels, brakes, changes or recharges batteries, and replaces transmissions and other parts. Our Mobile Diesel Technicians are responsible for maintaining the fleet for clients and to handle service calls at client locations, so we can provide expedited expertise directly to our customer's trucks & equipment on site.

New!

Baltimore, Maryland1 day ago

$29–$36 Per Hour

Perform 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.

Beltsville, MD30+ days ago

The Diesel Mechanic is responsible for maintaining, diagnosing, and repairing diesel-powered trucks and specialty equipment including jet/vac trucks, combination sewer cleaning trucks, vacuum trucks, street sweepers, and other heavy-duty contractor equipment. Maintain and repair diesel trucks of varying sizes including jetter trucks, vacuum trucks, combo trucks, street sweepers, roll-offs, dump trucks, tractors/trailers, and service trucks.

Dulles, Virginia30+ days ago

$29–$43 Per Hour

With headquarters near Brussels and a team of approximately 1700 employees, we operate globally across over 200 airports in America, Europe, Asia Pacific, and the Middle East. TCR North America is growing fast, and we're looking for a skilled and motivated Service Technician/Mechanic – GSE/Diesel to join our DULLES, VA team.

New!

Upper Marlboro, MDToday

$29.80–$48.95 Per Hour

As a Field Diesel Mechanic - Customer Equipment Solutions (Service Tech III - 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. Safe maintenance and repair of complex mechanical, electrical, hydraulic, and diesel systems on a variety of customer equipment and tools while using a high degree of independent judgment.

New!

Upper Marlboro, MDToday

$29.80–$48.95 Per Hour

As a Field Diesel Mechanic (Service Tech IV - Field Service), 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.

Glen Burnie, MD27 days ago

$25.95–$46.05 Per Hour

Every 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. 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.

New!

Manassas, VAToday

As 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.

Bladensburg, MD17 days ago

$26.45–$39.70 Per Hour

As a Field Diesel Mechanic - Customer Equipment Solutions (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. Safe maintenance and repair of complex mechanical, electrical, hydraulic, and diesel systems on a variety of customer equipment and tools while using a high degree of independent judgment.

Jessup, MD12 days ago

adjust/test steering, electrical, cooling, lubricating, braking systems, drive trains, suspensions, power steering units, clutches, transmissions and oil, temperature, gas regulating components, adjust/test/rebuild engines, etc.) and related assigned duties within qualification level, following all relevant Federal, State/ and local guidelines and requirements. Identify and report any additional maintenance and/or repairs found necessary in conducting assigned repairs and maintenance including repairs and maintenance required to be performed by Technicians with a higher qualification level.

New!

Baltimore, Maryland1 day ago

$30–$40 Per Hour

Baltimore, MD30+ days ago

Under the direction of the Shop Manager, the Diesel Mechanic is responsible for repair and preventive maintenance of the fleet of vehicles operated by the Cloverland drivers for delivery of products to our customers. As a condition of employment applicants, offered a position, will be required to successfully pass a pre-employment background screen, pass a DOT physical (if applicable), receive a negative drug screen result, and confirm eligibility to work in the U.S. We participate in E-Verify.

Annapolis Junction, MD30+ days ago

Position Overview: The ideal candidate will bring a wealth of knowledge and hands-on expertise in vehicle maintenance, specifically focusing on preventive maintenance (PM), follow-up repairs, and the intricacies of hydraulic systems. The determination by an authorized, trained representative of Ernest Maier, Inc. that reasonable suspicion exists must be based on specific, contemporaneous, articulable observations concerning the appearance, behavior, speech or body odors of the employee.

Bladensburg, MD30+ days ago

New!

Harmans, MD1 day ago

$30–$38 Per Hour

Experience: One (1) year of full-time experience in bus/ trucks/ heavy trucks/vehicles/heavy vehicles and/or construction equipment; tractor trailers or passenger buses and their components and systems, or similar work on equipment in a related field. Completion of a four-year vocational or technical high school course of instruction in mechanics maintenance or a related field, formal technical training or on-the -job training in an approved apprenticeship program may be substituted for up to one (1) year of the required experience.

New!

Beltsville, MD3 days ago

$22–$30 Per Hour

About Us:
Sun Services and Sun Recycling are vertically integrated companies specializing in construction waste recycling and roll off dumpster services. The maintenance department supports both companies with various services including preventative maintenance and specialized repairs. For more information find us at .
Who ar...

Baltimore, MD30+ days ago

$19–$22 Per Hour

Driven by a passionate team, TA is focused on growing its network of travel centers, implementing cutting edge technology and embarking on innovative alternative energy and sustainability initiatives. For more than 50 years, millions of professional truck drivers and motorists have called our travel centers home, depending on us daily for fuel, food, truck maintenance and essential services.

Jessup, Maryland30+ days ago

$23.13–$34.71

Diagnose cause of any malfunction and perform repairs to manufacturer specifications including but not limited to engines, transmissions and clutches, drive-line, differential, steering and suspension, fuel and ignition system, exhaust systems (including regeneration systems), intake systems, electrical systems, brake systems, HVAC systems and lift-gate hydraulic, mechanical and electrical systems. OB SUMMARY: To provide safe, reliable and cost-efficient vehicles by performing quality preventive maintenance inspections and repairs as well as performing expert diagnosis and repair as required to prevent breakdowns on road, reduce vehicle downtime and improve total fleet reliability.

Baltimore, MD13 days ago

$25–$35 Per Hour

Candidate Privacy To read our Candidate Privacy Information Statement, which explains how we will use your information, please navigate to https://peaktechnical.com/privacy-policy/and https://peaktechnical.com/ca-residents-privacy-rights/ Work with advanced electric vehicle and hydrogen fuel cell technology, troubleshooting electronic, electrical, and high voltage issues, and resolving them.

Baltimore, Maryland7 days ago

$36–$43 Per Hour

Savage, Maryland30+ days ago

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Diesel Mechanic Jobs in Beltsville, MD

Jobs

Automotive TechnicianTransdev

Diesel TechnicianTate Dodge Chrysler Jeep

Welder/diesel equipment mechanicPerdomo of NY LLC

Heavy Duty Diesel MechanicAccu-Crete

Sr Diesel Mechanic Tech (Diesel Mechanic Technician)WASTE MANAGEMENT OF MARYLAND INC.

Senior Diesel Mechanic $5000 Sign On, PTO, Boot & Tool Allowance! - 2nd ShiftWM

CNG - Diesel Mechanic - Boot and Tool Allowance!WM

Diesel Mechanic - $5000 Sign on Bonus, PTO, Boot and Tool Allowance! - 2nd ShiftWM

Diesel Technician/MechanicAmerit Fleet Solutions

Diesel Mechanic Tech (Diesel Mechanic Technician)WASTE MANAGEMENT OF MARYLAND INC.

Field Diesel MechanicLaTrae Consulting Group

Diesel MechanicLaTrae Consulting Group

Mobile Diesel MechanicRyder

Diesel MechanicAbacus Solution Group

Diesel Mechanic TechnicianMiller Transportation Group

Highly Skilled Diesel MechanicFlippo Construction Company, Inc

Diesel Mechanic / Fleet Technician AReyes Holdings

Diesel Mechanic / Fleet Technician BReyes Holdings

Diesel Mechanic - Fleet Technician BReyes Fleet Management

Diesel Mechanic - Fleet Technician AReyes Fleet Management

Diesel Mechanic Trainee - Fleet Technician TraineeReyes Fleet Management

Hydrovac Diesel MechanicClearsite Industrial Services

Diesel MechanicMid-Atlantic Truck & Equipment

Senior Diesel Technician | Diesel MechanicMacpower Digital Assets Edge LLC

Apprentice Diesel Tech-MechanicTravelCenters of America

Diesel Truck and Large Equipment MechanicLevel Green Landscaping

Diesel MechanicTopView Sightseeing

Diesel MechanicSystem One

Diesel Mechanic - Baltimore, MDMullen's Markings

Mobile Diesel MechanicRush Enterprises

Mobile Diesel MechanicEpika Fleet Services, Inc.

Diesel Mechanic - Heavy-Duty Class 7 or Class 8 trucksJARBO

Lead Service Technician/Mechanic - GSE/Diesel (Dulles, VA)TCR

Field Diesel Mechanic- CESUnited Rentals

Field Diesel MechanicUnited Rentals

Diesel MechanicUnited Rentals

Diesel Mechanic - ExperiencedUnited Rentals

Field Diesel Mechanic - CESUnited Rentals

Diesel Technician/MechanicZum Transportation

Mobile Diesel MechanicPrestige Fleet Services

Diesel MechanicCloverland Dairy

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Diesel Shop Mechanic-BladensburgErnest Maier Block

Truck Maintenance Technician / Diesel MechanicMBG REFUSE SERVICE INC.

Diesel Mechanic Mecánico DieselSun Services LLC

Mobile Diesel Tech-MechanicTravelCenters of America

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