Senior Fleet Mechanic: Lead Diesel & Heavy-Duty Diagnostics

PLP Company; Bethel Park (Allegheny County); On-site; USD 55,104 - 68,880; Full time

Benefits offered by this job

Healthcare

401(k) match

PTO and paid holidays

Night-shift differential: $2.50/hour

Referral and annual incentive bonuses

Uniforms and shop equipment

Professional development and career-hr

State-of-the-art equipment

Job summary

Parking Lot Painting Company (PLP Co.) is seeking a Senior Fleet Mechanic to lead complex diagnostics, repairs, and preventative maintenance across our vehicle fleet—from light-duty trucks to Class 8 heavy equipment. The role requires advanced technical expertise, independent judgment, and the ability to mentor newer mechanics to uphold safety and quality standards.

Ideal candidates will have 5+ years of diesel/gas engine and hydraulics experience, a high school diploma or GED, and a valid

Qualifications

• 5+ years of proven experience as a mechanic focusing on diesel/gas engines and hydraulics.
• High school diploma or GED; welding/fabrication experience preferred.
• Valid driver’s license; CDL strongly preferred with clean driving record.
• Ability to lift 50+ lbs and work in varied weather; strong manual dexterity.
• Flexible hours including days, nights, weekends and some travel; 10+ hour shifts and 40+ hour weeks.
• Ability to mentor/junior mechanics and lead by example on safety and quality.
• Must comply with PLP's Substance Abuse Policy and DOT Drug Control Program, including testing.

Responsibilities

• Lead diagnostics, repairs, and preventative maintenance on fleet vehicles and equipment (light to heavy-duty) per OEM specs and diagrams.
• Mentor and train junior mechanics, modeling safety and quality standards.
• Replace defective parts and test repaired equipment.
• Provide roadside assistance and coordinate towing when needed.
• Maintain tools and shop equipment; fabricate, weld, and cut parts as required.
• Perform DOT inspections and ensure adherence to safety protocols.
• Perform other duties as assigned.

Skills

Diesel engines

Hydraulics

Mentoring

Safety standards

Education

High school diploma or GED

Job description

Parking Lot Painting Company (PLP Co.) is seeking a Senior Fleet Mechanic to lead complex diagnostics, repairs, and preventative maintenance across our vehicle fleet—from light-duty trucks to Class 8 heavy equipment. The role requires advanced technical expertise, independent judgment, and the ability to mentor newer mechanics to uphold safety and quality standards.

Ideal candidates will have 5+ years of diesel/gas engine and hydraulics experience, a high school diploma or GED, and a valid