A technician is a skilled worker who specializes in a particular field and performs complex technical tasks. Common technician jobs include automotive service technician, pharmacy technician, maintenance technician, systems technician, psychiatric technician, and dental technician. Your job duties as a technician vary depending on the field in which you specialize. For example, as a service technician, you perform mechanical repairs. As a pharmacy technician, you use equipment to mix, count, and dispense prescription medications. As a medical technician, your responsibilities involve testing patient samples to help physicians diagnose illnesses.