The meaning of TECHNICIAN is a specialist in the technical details of a subject or occupation. How to use technician in a sentence. RRB Technician 2025 Notification Out Check the All Vacancy, Selection Process, Age Limit, Eligibility, Syllabus, and Exam Pattern For Grade I and Grade III Posts at Engineers Academy. Visit Now. Technicians work across industries—from mechanical to medical—where their tasks can vary. They inspect equipment, analyse issues, troubleshoot faults, and ensure everything works efficiently. They may also source replacement parts and manage costs with suppliers and clients. A technician is a worker in a field of technology who is proficient in the relevant skill and technique. Learn about different types of technicians, their education, fields of employment and the campaigns to promote the role of technicians in the UK.