Functioning since 1950, this is one of the oldest departments of the Institute. The programme is approved by the AICTE and affiliated to the West Bengal State Council of Technical and Vocational Education and Skill Development with an annual intake capacity of 60 students. The mechanical engineering department of Jalpaiguri Polytechnic Institute is well-known for its comprehensive curriculum that combines theoretical knowledge with hands on practical applications. The program is carefully designed to equip students with a strong foundation in core engineering subjects such as Mechanics, Thermodynamics, Manufacturing, Automobile, Refrigeration & Air-conditioning and Machine Design etc. This well-rounded education ensures that graduates possess a holistic understanding of the field and are prepared to tackle the challenges in the industry. To ensure that the students are well-prepared for their professional careers, the institute focuses on developing essential skills alongside technical knowledge. Communication skills, teamwork, leadership and project management are integrated into the curriculum to enable students to effectively collaborate and communicate their ideas. Furthermore, the institute encourages students to undertake industry internships, which not only provide valuable practical experience but also foster industry connections and potential job opportunities.