(a) maintaining and repairing workshop machinery, laundry equipment and boilers in correctional institutions; (b) liaising, co-ordinating and supervising the installation, maintenance and repair of machinery and equipment carried out by the Electrical and Mechanical Services Department personnel and service contractors; (c) performing craft work; requisitioning and controlling tools and machine parts; and planning programmes for maintenance work; and (d) performing any other duties as assigned. (Note: Subject to the provisions of the Prisons Ordinance; required to wear uniform; and may be required to work shifts and live in departmental quarters.)

(a) have a Certificate in Mechanical/Electrical Engineering from a Hong Kong Polytechnic/Polytechnic University or Hong Kong Institute of Vocational Education/technical college/technical institute, or equivalent; or have completed a recognized Technician Apprenticeship in mechanical/electrical engineering field; or have had at least 5 years' experience as a skilled worker in mechanical/electrical engineering field [Note 1 under Entry Requirements]; (b) have attained a level of proficiency in Chinese and English Languages equivalent to Form 3 standard; and (c) undergo and pass an aptitude test and a trade test [Note 2 under Entry Requirements].