Diesel mechanics repair, maintain, and rebuild diesel engines that power buses, trucks, ships, trains, and other vehicles. To repair engines, mechanics run diagnostic tests, find the sources of problems, and then remove and replace faulty parts. Mechanics who maintain engines may check water-cooling systems or clean air and oil filters to prevent engine parts from breaking down.

The ITI Electrician is a 2 year course approved by the NCVT (National Council for Vocational Training). The electrician is a tradesman specializing in Electrician wiring of buildings, transmission lines, stationary machines, and related equipment. The electricians may be employed in the installation of new Electrician components or maintenance and repair or existing Electrician infrastructure.

ITI Fitter is a 2-year course approved by the NCVT (National Council for Vocational Training). The Fitter ITI trade details are related to the mechanical branch. In this course, the candidates will be able to get the knowledge about fittings like Pipe fittings, Machine fitting, and structure fittings. In easy words, one can say that a technician who puts together or installs Machinery.

Surveyor is an executive/working surveying vocational trade. The duration of trade is one year with two semesters of six months each. The syllabus for the trade comprises mainly topics like how to prepare and maintain sketches, maps, reports, and legal descriptions of surveys in order to describe, certify, and assume liability for work performed; verify the accuracy of survey data.