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Diesel Engineer Jobs in Washington (NOW HIRING)

Heavy Duty Diesel Mechanic

Upper Marlboro, MD ยท On-site

$23.50 - $32.50/hr

We specialize in: design build concrete services, value engineering, pre-construction services, and ... About You 5+ years of experience in heavy-duty diesel engines/machinery. Experience maintaining a ...

Mechanical Engineer - Digital Twin (Diesel Generators) Overview We are seeking a highly skilled Mechanical Engineer with deep expertise in diesel generators and digital twin modeling to support ...

Demonstrated Experience with database systems and ORM tools (e.g., Diesel). * Demonstrated ... Bachelor's degree in Engineering, Computer Science, Software Engineering, or related field.

Overview We are seeking a Software Engineer in McLean, VA to develop and maintain high-performance ... Demonstrated Experience with database systems and ORM tools (e.g., Diesel). * Demonstrated ...

Building Engineer

Chantilly, VA ยท On-site

$38 - $44/hr

Position Summary The Data Center Building Engineer provides maintenance support for the Data Center ... diesel generators, large-chilled water systems, automated controls troubleshooting and setup.

Building Engineer

Ashburn, VA ยท On-site

$30 - $38/hr

Position Summary The Data Center Building Engineer provides maintenance support for the Data Center ... diesel generators, large-chilled water systems, automated controls troubleshooting and setup.

Mechanical Engineer

Annapolis, MD ยท On-site

$100K - $145K/yr

Our team is looking for a Mechanical Engineer with a focus in HVAC and Plumbing design. You will ... Design plumbing systems including water, sanitary, storm, diesel distribution, and natural gas ...

Building Engineer

Ashburn, VA ยท On-site

$40 - $47/hr

Role: Building Engineer Location: Ashburn, VA Pay Rate Range: $40-$47/hr. DOE Internal Job ID ... UPS systems, standby diesel generators, large-chilled water systems, automated controls ...

Building Engineer

Chantilly, VA ยท On-site

$38 - $44/hr

Role: Building Engineer Location: Chantilly, VA Pay Rate Range: $38.00 - $44.00 / Per Hour DOE ... UPS systems, standby diesel generators, large-chilled water systems, automated controls ...

Building Engineer

Chantilly, VA ยท On-site

$38 - $44/hr

Role: Building Engineer Location: Chantilly, VA Pay Rate Range: $38.00 - $44.00 / Per Hour DOE ... UPS systems, standby diesel generators, large-chilled water systems, automated controls ...

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Diesel Engineer information

See Washington salary details

$5

$45

$58

How much do diesel engineer jobs pay per hour?

As of Jul 27, 2026, the average hourly pay for diesel engineer in Washington is $45.02, according to ZipRecruiter salary data. Most workers in this role earn between $37.02 and $51.20 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Diesel Engineer, and why are they important?

To thrive as a Diesel Engineer, you need strong mechanical aptitude, knowledge of diesel engine systems, and typically a degree or diploma in mechanical or automotive engineering. Familiarity with diagnostic tools, engine management software, and industry certifications such as ASE Diesel Certification are often required. Problem-solving ability, attention to detail, and effective communication are standout soft skills in this role. These skills ensure accurate diagnostics, efficient repairs, and reliable engine performance in various industrial and transportation settings.

How much do diesel engineers get paid?

Diesel engineers typically earn a median annual salary of around $50,000 to $70,000, depending on experience, location, and certifications. Skilled diesel engineers with specialized knowledge of engines and maintenance procedures can earn higher wages, especially in industrial or transportation sectors.

What Does a Diesel Engineer Do?

The duties of a diesel engineer or mechanic are to inspect, maintain, and repair diesel engines. They perform diagnostics on engines and inspect the parts and system machinery to determine what service is required on the vehicle. A diesel engineer regularly utilizes diagnostic equipment and other tools, and they should have an in-depth knowledge of the diesel electrical system. Customer service skills are also important when describing a repair to a customer.

What is the difference between Diesel Engineer vs Mechanical Engineer?

AspectDiesel EngineerMechanical Engineer
CertificationsRelevant certifications in diesel systems, such as ASE or manufacturer-specific trainingEngineering degrees, often a Bachelor's in Mechanical Engineering
Work EnvironmentWorkshops, repair facilities, and on-site at transportation or industrial companiesDesign offices, manufacturing plants, or research labs
Industry UsageTransportation, maritime, and industrial sectors focusing on diesel enginesBroad industry applications including automotive, aerospace, manufacturing, and energy

Diesel Engineers specialize in maintaining and repairing diesel engines, often requiring specific certifications and working in hands-on environments. Mechanical Engineers have a broader scope, focusing on design, analysis, and development across various engineering fields. While both roles require engineering knowledge, Diesel Engineers focus more on practical maintenance within specific industries, whereas Mechanical Engineers are involved in design and innovation across multiple sectors.

What does a diesel engineer do?

A diesel engineer designs, maintains, and repairs diesel engines used in vehicles, machinery, and power generation equipment. They troubleshoot mechanical issues, perform inspections, and ensure engines operate efficiently and safely, often working with diagnostic tools and adhering to safety standards.

What are some typical challenges Diesel Engineers face when working on large-scale projects?

Diesel Engineers working on large-scale projects often encounter challenges such as coordinating with multidisciplinary teams, troubleshooting complex engine issues under tight deadlines, and ensuring compliance with strict environmental and safety regulations. Effective communication and adaptability are crucial, as project requirements may change and unexpected technical problems can arise. Additionally, staying up-to-date with advancements in diesel technology and emission standards is essential for success in this dynamic field.

Can diesel techs make 100k?

Diesel technicians can earn $100,000 or more annually, especially with experience, specialized skills, certifications, and working in high-demand industries or locations. Advanced roles such as lead technicians or shop managers often have higher earning potential. However, entry-level positions typically pay less than this amount.

What are Diesel Engineers?

Diesel Engineers are specialized professionals who design, maintain, repair, and oversee diesel engines and related systems. They work with a variety of diesel-powered equipment, such as trucks, buses, ships, generators, and heavy machinery. Their responsibilities typically include diagnosing engine problems, performing routine maintenance, ensuring compliance with safety standards, and sometimes upgrading engine systems for better efficiency. Diesel Engineers may work in industries like transportation, construction, agriculture, or energy, and often need strong mechanical skills and knowledge of diesel engine technology.

What engineers make $500,000?

Highly experienced engineers in specialized fields such as petroleum, aerospace, or software engineering can earn $500,000 or more annually, often through a combination of base salary, bonuses, and stock options. These roles typically require advanced skills, extensive experience, and sometimes leadership responsibilities or working in high-cost-of-living areas.
What are popular job titles related to Diesel Engineer jobs in Washington? For Diesel Engineer jobs in Washington, the most frequently searched job titles are:
What cities in Washington are hiring for Diesel Engineer jobs? Cities in Washington with the most Diesel Engineer job openings:
What are popular job titles related to Diesel Engineer jobs in WA? For Diesel Engineer jobs in WA, the most frequently searched job titles are:
Infographic showing various Diesel Engineer job openings in Washington as of July 2026, with employment types broken down into 87% Full Time, 12% Part Time, and 1% Nights. Highlights an 100% Physical job distribution, with an average salary of $93,634 per year, or $45 per hour.
Heavy Duty Diesel Mechanic

Heavy Duty Diesel Mechanic

Accu-Crete

Upper Marlboro, MD โ€ข On-site

$23.50 - $32.50/hr

Full-time

Posted 28 days ago


Job description

About Accu-Crete

Since our founding in 1980, Accu-Crete has been dedicated to providing the best service for our clients nationwide through building concrete foundations in a timely, cost-effective manner. Accu-Crete began by specializing in post-tension slab-on-grade multi-family apartment foundations and has easily become a leading developer of the slab on grade process. We specialize in: design build concrete services, value engineering, pre-construction services, and our product types include slab on grade including structural and PT SOG concrete frames including light and heavy podium.

We are an equal opportunity employer and pride ourselves on recruiting the best and the brightest, then providing a great work environment in which to build a long-term career.

About You

5+ years of experience in heavy-duty diesel engines/machinery. Experience maintaining a large (50+ unit) diesel fleet is preferred but not required. This role is perfect for technicians who are equally comfortable diagnosing a Class A truck and troubleshooting hydraulic issues on a compact excavator.

Experience requirements:

  • 5+ years working with heavy-duty diesel engines and machinery, for transportation vehicles (heavy duty trucks and trailers) and construction equipment
  • Valid Driver's License
  • Experience working with gas engines and machinery is a plus

About the Job

The Heavy Duty Diesel Mechanic is responsible for the upkeep of a diverse fleet, ensuring equipment stays out of the shop and on the job site. They provide mechanical support and routine upkeep for Accu-Creteโ€™s fleet (including but not limited to: heavy duty diesel trucks/trailers, bobcat loaders, forklifts, excavators, etc). They are responsible for performing service, maintenance, repair, and preventative work on company vehicles/equipment. We offer a competitive base salary and a generous benefits package. This position is for our MD Yard location (Upper Marlboro, MD).


Responsibilities:

  • Perform routine inspections and preventative maintenance work (such as oil changes and fluid checks) on the following: diesel trucks/trailers, Bobcat loaders, forklifts, and excavators
  • System Diagnostics: use specialized software and manual diagnostic tools to identify mechanical, electric, and hydraulic failures
  • Heavy Component Repairs: remove and replace engines, transmissions, differentials, and hydraulic pumps\
  • Undercarriage & Brake Work: maintain and repair tracks, rollers, and drive motors on tracked equipment, as well as air brake systems on heavy duty trucks/trailers
  • Field Service: occasional travel to construction sites to perform emergency repairs in various weather conditions/landscapes
  • Documentation: maintain accurate records of all repairs, parts used, and labor hours


Duties (including but not limited to):

Diesel Truck/Trailer Duties

  • Determine vehicle condition by conducting inspections and diagnostic tests
  • Service, repair, and maintenance of diesel trucks/trailers, including but not limited to:
    • Identifying any faults, malfunctions, or worn and damaged parts (including engine, powertrain, and air brake systems issues)
    • Appropriate replacement of worn/damaged parts upon review
    • Test repaired parts/systems to ensure proper installation and vehicle safety
    • Clean, lubricate, and perform other relevant diesel vehicle maintenance work
  • Installation of new equipment on an as-needed basis
  • Maintain accurate and up-to-date records of all truck/trailer repairs and any related documents (purchase orders, receipts, etc)
  • Other relevant duties as needed

Heavy Equipment Duties

  • Determine equipment condition by conducting appropriate inspections and diagnostic tests for: computer, electrical, mechanical, and hydraulic failures
  • Service, repair, and maintenance of heavy equipment, including but not limited to:
    • Identifying and replacing worn and damaged parts
    • Adjusting and/or recalibrating equipment
    • Clean, lubricate, and perform other equipment maintenance work
  • Maintain accurate and up-to-date records of all heavy equipment repairs and any related documents (purchase orders, receipts, etc).
  • Other relevant duties as needed


Working Environment of the Job:

This work primarily takes place in a standard shop environment, but there is the possibility of onsite visits to active construction sites, out of state Accu-Crete Yards, etc. Work is expected to take place in a variety of weather conditions and surface environments. 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.

Physical Requirements of the Job:

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. of force, occasional heavy lifting (70+ lb. / 32+ kg), and superb manual dexterity for the use of tools and machinery as needed for job duties. This position demands frequent use of sensory activities such as talking, seeing, hearing, smelling, feeling (identifying objects by touch), depth perception and color vision. Ability to communicate orally in person and over devices with peers, vendors, contractors, clients, and construction workers is crucial. Regular use of mobile devices (talking or texting) and email for communication is essential and required for everyday tasks. Hearing and vision within normal ranges is essential for normal conversations, to receive ordinary information, and prepare, inspect, or review documents. A pre-employment drug test is required for all personnel.