Projected Growth: Average
Projected Job Openings
Medium Preparation Needed
Your job is to Diagnose, adjust, repair, or overhaul buses and trucks, or maintain and repair any type of diesel engines. Includes mechanics working primarily with automobile or marine diesel engines.
Common job titles of Diesel Engine Specialists include:
Experience and Education
Previous work-related skill, knowledge, or experience is required for these occupations. For example, an electrician must have completed three or four years of apprenticeship or several years of vocational training, and often must have passed a licensing exam, in order to perform the job.
40.21% said they needed a High School Diploma.
29.51% said they needed a Less than a High School Diploma.
Install or repair accessories.
Inspect brake systems, steering mechanisms, wheel bearings, and other important parts to ensure that they are in proper operating condition.
Inspect, repair, and maintain automotive and mechanical equipment and machinery, such as pumps and compressors.
Adjust and reline brakes, align wheels, tighten bolts and screws, and reassemble equipment.
Examine and adjust protective guards, loose bolts, and specified safety devices.
Follow green operational practices involving conservation of water or energy or reduction of solid waste.
Use handtools, such as screwdrivers, pliers, wrenches, pressure gauges, or precision instruments, as well as power tools, such as pneumatic wrenches, lathes, welding equipment, or jacks and hoists.
Raise trucks, buses, and heavy parts or equipment using hydraulic jacks or hoists.
Attach test instruments to equipment, and read dials and gauges to diagnose malfunctions.
Perform routine maintenance such as changing oil, checking batteries, and lubricating equipment and machinery.
Inspect, test, and listen to defective equipment to diagnose malfunctions, using test instruments such as handheld computers, motor analyzers, chassis charts, or pressure gauges.
Test drive trucks and buses to diagnose malfunctions or to ensure that they are working properly.
Adjust or repair computer controlled exhaust emissions devices.
Maintain or repair vehicles with alternative fuel systems, including biodiesel, hybrid, or compressed natural gas vehicles.
Repair or adjust seats, doors, or windows.
Rewire ignition systems, lights, and instrument panels.
Inspect and verify dimensions and clearances of parts to ensure conformance to factory specifications.
Measure vehicle emissions to determine whether they are within acceptable limits.
Diagnose and repair vehicle heating and cooling systems.
Align front ends and suspension systems.
Disassemble and overhaul internal combustion engines, pumps, generators, transmissions, clutches, and differential units.
Specialize in repairing and maintaining parts of the engine, such as fuel injection systems.
Rebuild gas or diesel engines.
Operate valve-grinding machines to grind and reset valves.
Recondition and replace parts, pistons, bearings, gears, and valves.
Wire cutting tools
Water pump pliersAll Tools
Vise grip pliers
Valve seat grinders
Two way radios
Tungsten inert gas TIG welding equipment
Tire pressure gauges
Steam cleaning equipment
Spark plug sockets
Spark plug gapping tools
Socket wrench sets
Snap ring pliers
Slip joint pliers
Single-cut mill saw files
Shielded arc welding tools
Rat tail files
Portable welding equipment
Paint spray guns
Open end wrenches
Metal inert gas MIG welders
Injector pop testers
Handheld diagnostic computers
Governor test stands
Gas welding equipment
Fuel pump test stands
Flash card readers
Flare nut wrenches
Diagonal cutting pliers
Detroit diesel electronic control DDEC readers
Cross peen hammers
Brake shoe adjusting tools
Box end wrenches
Blast cleaning cabinets
Bearing heating ovens
Ball peen hammers
Adjustable widemouth pliers
Adjustable crescent wrenches
Computer aided design CAD software
Dassault Systemes SOLIDWORKS
Computerized maintenance management system software CMMS
Engine diagnostic software
Inventory tracking software
Shop management software
Determining causes of operating errors and deciding what to do about it.
Repairing machines or systems using the needed tools.
Watching gauges, dials, or other indicators to make sure a machine is working properly.
Operation and Control
Controlling operations of equipment or systems.
Using logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions or approaches to problems.
Performing routine maintenance on equipment and determining when and what kind of maintenance is needed.
Quality Control Analysis
Conducting tests and inspections of products, services, or processes to evaluate quality or performance.
Talking to others to convey information effectively.
Determining the kind of tools and equipment needed to do a job.
Judgment and Decision Making
Considering the relative costs and benefits of potential actions to choose the most appropriate one.
Monitoring/Assessing performance of yourself, other individuals, or organizations to make improvements or take corrective action.
Adjusting actions in relation to others' actions.
Complex Problem Solving
Identifying complex problems and reviewing related information to develop and evaluate options and implement solutions.
Managing one's own time and the time of others.
Knowledge of machines and tools, including their designs, uses, repair, and maintenance.
Knowledge of principles and procedures for personnel recruitment, selection, training, compensation and benefits, labor relations and negotiation, and personnel information systems.
Public Safety and Security
Knowledge of relevant equipment, policies, procedures, and strategies to promote effective local, state, or national security operations for the protection of people, data, property, and institutions.
Knowledge of the structure and content of the English language including the meaning and spelling of words, rules of composition, and grammar.
Engineering and Technology
Knowledge of the practical application of engineering science and technology. This includes applying principles, techniques, procedures, and equipment to the design and production of various goods and services.
Administration and Management
Knowledge of business and management principles involved in strategic planning, resource allocation, human resources modeling, leadership technique, production methods, and coordination of people and resources.