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Key Responsibilities and Required Skills for Engine Mechanic

💰 $55,000 - $95,000

AutomotiveIndustrial MaintenanceAviationMarineHeavy Equipment

🎯 Role Definition

This role requires a highly skilled and detail-oriented Engine Mechanic to join our dynamic team. In this pivotal role, you will be the backbone of our operations, responsible for the diagnosis, repair, overhaul, and maintenance of a diverse range of engines—from heavy-duty diesel to high-performance gasoline and industrial power systems. The ideal candidate is a master problem-solver with a profound understanding of mechanical, electrical, and hydraulic systems. You will leverage your technical expertise and diagnostic tools to ensure our equipment operates at peak performance, safety, and reliability. This position is perfect for a hands-on professional who thrives on technical challenges and is committed to delivering quality workmanship.

📈 Career Progression

Typical Career Path

Entry Point From:

  • Automotive or Diesel Technician Apprentice
  • Maintenance Helper or Shop Assistant
  • Technical / Vocational School Graduate (e.g., Automotive Technology)

Advancement To:

  • Lead Mechanic or Senior Engine Technician
  • Shop Foreman or Service Manager
  • Fleet Manager or Maintenance Supervisor

Lateral Moves:

  • Field Service Technician
  • Technical Trainer or Instructor
  • Quality Control Inspector or Service Advisor

Core Responsibilities

Primary Functions

  • Perform comprehensive diagnostics on complex mechanical, electrical, and hydraulic issues across a variety of gasoline, diesel, and alternative fuel engines.
  • Execute complete engine overhauls and rebuilds, including meticulous disassembly, precise inspection of components for wear, and reassembly to manufacturer specifications.
  • Utilize advanced diagnostic software (e.g., Cummins INSITE, Cat ET, OEM-specific tools) and electronic testing equipment to accurately identify faults and interpret data trouble codes.
  • Conduct routine and preventative maintenance, such as oil changes, fluid level checks, filter replacements, and system inspections, to maximize engine longevity and prevent future breakdowns.
  • Maintain exceptionally detailed and accurate service records, meticulously documenting all diagnoses, repairs performed, parts utilized, and labor time for each work order.
  • Read and interpret complex technical manuals, blueprints, wiring diagrams, and schematics to perform required maintenance and complex repairs.
  • Ensure all work is performed in strict accordance with company safety protocols, environmental regulations (OSHA, EPA), and industry best practices.
  • Fabricate, modify, and install parts as necessary using welding equipment, lathes, presses, and other machine shop tools to solve unique repair challenges.
  • Respond to and efficiently resolve emergency breakdowns, often in field environments, to minimize operational downtime.
  • Test-drive vehicles or operate equipment post-repair to verify that all repairs are complete and systems are functioning correctly.
  • Communicate effectively with service advisors, managers, and clients to clearly explain diagnoses, recommended repairs, and provide status updates.
  • Manage parts inventory by identifying, sourcing, and ordering necessary components and verifying the quality of all received parts.
  • Calibrate and precisely adjust engine components, fuel systems, and electronic controls to meet stringent manufacturer and performance specifications.
  • Perform Federal and State inspections (such as DOT) and ensure all vehicles and equipment remain in full compliance with all regulations.
  • Disassemble engines and thoroughly inspect critical components like crankshafts, pistons, and cylinders for defects and wear using precision measuring tools like micrometers and gauges.

Secondary Functions

  • Mentor and provide on-the-job training to apprentice mechanics, sharing knowledge, skills, and professional best practices.
  • Maintain a clean, safe, and highly organized work environment to promote efficiency and prevent accidents.
  • Stay current with the latest engine technology, industry trends, and innovative repair techniques through continuous professional development and training.
  • Provide expert feedback to management on improving preventative maintenance schedules, shop procedures, and overall operational efficiency.
  • Assist in preparing written cost estimates for repairs, including calculations for parts, labor, and any third-party services.

Required Skills & Competencies

Hard Skills (Technical)

  • Advanced Engine Diagnostics: Proficiency in troubleshooting complex issues in diesel, gasoline, and natural gas engines.
  • Electronic Diagnostic Tools: Expertise in using OEM diagnostic software (e.g., CAT ET, Cummins INSITE, PACCAR Davie) and multimeters.
  • Engine Overhaul & Rebuilding: Proven ability to perform complete engine rebuilds according to manufacturer specifications.
  • Hydraulic & Pneumatic Systems: Strong understanding of the diagnosis and repair of hydraulic and pneumatic systems associated with engine operation.
  • Electrical System Troubleshooting: Skill in diagnosing and repairing complex wiring, sensor, and electronic control module (ECM) issues.
  • Welding and Fabrication: Basic to intermediate skills in MIG, TIG, or Stick welding for component repair and fabrication.
  • Precision Measuring: Competency in using micrometers, calipers, bore gauges, and other precision tools for accurate measurement and inspection.
  • Technical Manual Interpretation: Ability to read and comprehend complex schematics, blueprints, and service manuals.
  • ASE Certifications: Possession of or ability to obtain ASE certifications (e.g., T2 Diesel Engines, A1 Engine Repair) is highly desirable.
  • Fuel & Emissions Systems: In-depth knowledge of modern fuel injection systems, after-treatment systems (DPF, SCR), and emissions controls.

Soft Skills

  • Problem-Solving: Exceptional analytical and critical-thinking skills to diagnose and resolve difficult mechanical problems efficiently.
  • Attention to Detail: A meticulous and thorough approach to all tasks to ensure high-quality, lasting repairs.
  • Communication: Strong verbal skills to clearly explain technical issues to non-technical stakeholders and collaborate with team members.
  • Time Management: Ability to prioritize tasks and manage workload effectively in a fast-paced environment to meet deadlines.
  • Adaptability: Flexibility to work on a wide variety of equipment and adapt to new technologies and repair methods.
  • Work Ethic: A strong, self-motivated drive to complete work to the highest standard with minimal supervision.
  • Safety-Consciousness: A steadfast commitment to following all safety procedures and maintaining a safe work environment.

Education & Experience

Educational Background

Minimum Education:

  • High School Diploma or GED equivalent.

Preferred Education:

  • Associate's Degree or a certificate from a vocational/trade school in Diesel Technology, Automotive Technology, or a related field.

Relevant Fields of Study:

  • Automotive Technology
  • Diesel & Heavy Equipment Technology
  • Aviation Maintenance Technology

Experience Requirements

Typical Experience Range: 3-10 years of hands-on experience as an engine mechanic or diesel technician.

Preferred:

  • Experience with specific engine manufacturers such as Cummins, Caterpillar, Detroit Diesel, PACCAR, or similar.
  • Verifiable experience in a fleet maintenance, dealership, or independent repair shop environment.
  • A valid Commercial Driver's License (CDL) may be required or preferred for roles involving test-driving heavy vehicles.
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