Job Details

Diesel Technician July 23, 2025

Located in FREDERICK, MD

Pay: $27

Job Full Description

Our client, a well-established and respected company in the Frederick area, is seeking an experienced and dependable Diesel Technician to join their team. The ideal candidate will have strong diagnostic and repair skills, a solid work ethic, and a commitment to quality workmanship.

Key Responsibilities:

  • Perform preventive maintenance and routine repairs on diesel engines, trucks, trailers, and related equipment
  • Diagnose and troubleshoot mechanical, electrical, and hydraulic issues
  • Conduct safety inspections and ensure equipment is in compliance with DOT standards
  • Complete work orders and maintain accurate service records
  • Use diagnostic tools and equipment effectively
  • Keep shop clean and organized and follow all safety procedures
  • Communicate repair status and recommendations to supervisors or service managers

Qualifications:

  • High school diploma or GED required, technical training or certification a plus
  • Minimum 2–5 years of experience as a diesel technician or mechanic
  • Proficient in diagnosing and repairing diesel engines, air brakes, transmissions, and other major systems
  • Valid driver’s license (CDL a plus but not required)
  • Ability to lift up to 50 lbs and work in various positions including under vehicles
  • Own basic set of tools

Preferred Skills/Certifications:

  • ASE Certification(s)
  • CDL Class A or B
  • Familiarity with diagnostic software (e.g., Cummins Insite, Allison DOC, etc.)

Why Work With Us?

  • Long-term placement with a reputable employer
  • Express benefits (medical, 401K)
  • Opportunity for growth and continued training
  • Supportive and safety-focused work environment

WAYS TO APPLY: (choose one)

In person: Express Employment Professionals, 5291 Corporate Dr. Ste 201, Frederick, MD 21703, between 10AM and 3PM, Monday thru Friday

Via our website: expresspros.com/us-maryland-frederick. You must submit your application to the Frederick office.

Via our job app, #ExpressJobs

By telephone: (240)-716-5627.

Frederick, MD
3304
5291 Corporate Drive
Suite 201
Frederick, MD 21703

Apply Now Email Us

Close