Diesel Mechanic Service Technician - Seymour Maintenance Seymour CT591 North Main StreetSeymour, CT 06483, USA +0 more Jun 26, 2026 Full Time

Diesel Mechanic

All-Star Transportation was founded in 2004 to provide outstanding school transportation services. We were built on a foundation of hard work and character, and we have stayed true to those roots as the company has grown. We value people, and feel a special responsibility to our customers and employees. Every day, we seek to improve our performance and the services we provide. We care about the communities, schools, parents and students we serve. Honesty, reliability, trust, and respect are ingrained in our corporate culture commitment to safety and sustainability are core principles.

Come join our team! As a diesel mechanic, you will perform complex operations including engine, electrical, fuel, brake, and exhaust repairs on large commercial vehicles. Following OEM and other standards, you will perform thorough preventive maintenance inspections, along with roadside and emergency service repairs, among other duties. Candidates must have accreditation from a school or certification program, proven experience, and be able to pass a background check.

Responsibilities:

• Perform thorough, accurate preventative maintenance inspections.
• Following schedules, complete all required maintenance operations including lubrication, fluid changes, brake adjustments, and tire rotation.
• With direction from the Fleet Maintenance Supervisor, performs unscheduled maintenance as needed.
• Performs complex operations including engine, electrical, fuel, brake, and exhaust repairs and field tests. This requires interpreting and working from drawings, specifications, and other technical materials.
• Perform emergency roadside services as needed.
• Inspection of equipment and diagnose mechanical defects.
• Document repairs and parts on work orders completely and accurately
• Maintain tools and workplaces so that conditions are neat and orderly.
• Performs other duties as required.
• Emergency conditions may require on call service calls, extended hours, or weekend work flexibility.
• May, on occasion, be required to drive vans, buses, and vehicles to perform road tests etc.
• Perform other duties as required.

Qualifications:

2+ year(s) experience as diesel mechanic or mechanic preferred. Accreditation from a school or certification program preferred. Complete all training requirements. Pre-employment background checks.

Benefits:

• ASE Bonus Certification Program
• Company paid ASE testing and training materials
• Full-time year-round work
• Company provided uniforms
• Yearly tool, boot, and glasses allowance
• 401(k) match
• Medical and Dental Insurance
• Life Insurance
• Vision Insurance
• Holidays
• Advancement Opportunities

STA is an Equal Employment Opportunity (EEO) employer and welcomes all qualified applicants; returning military are strongly encouraged to apply. Applicants will receive fair and impartial consideration without regard to race, sex, color, national origin, age, disability, veteran status, genetic data, gender identity, sexual orientation, religion or other legally protected status, or any other classification protected by federal, state, or local law.

Equal Opportunity Employer This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.