Heavy Duty Diesel Technician. Job Summary. The primary function of the Heavy-Duty Diesel Technician is to perform high quality repairs in a timely manner on a variety of equipment. Job Types. Full-time, 40 hours per week. Pay. $22.00 - $43.00 per hour. DELAWARE. Heavy Duty Diesel Technician. Job Summary. The primary function of the Heavy-Duty Diesel Technician is to perform high quality repairs in a timely manner on a variety of equipment. Job Ty...