1) Trainee Graduate Engineers (Level‑1 & Level‑2) – Civil / Mechanical / Electrical / Instrumentation Educational Qualification​ Full‑time degree in Engineering (B.E./B.Tech) in relevant discipline (Civil / Mechanical / Electrical / Instrumentation / Electrical Sciences). Degree must be from UGC/AICTE‑recognized Universities/Institutions. Either 4‑year regular bachelor’s degree programme, or Engineering degree through lateral entry after full‑time Engineering Diploma in relevant discipline from recognized Polytechnic. Minimum First Class with 60% or more aggregate in qualifying degree (and in diploma, if applicable). Experience​ Level‑2: Minimum 1 year experience in relevant areas as specified for each discipline (Mechanical, Civil, Electrical, Instrumentation/Electrical Sciences) – e.g. calibration/testing, construction & maintenance, O&M of substations, calibration of electro‑technical parameters, etc. Level‑1: Less than 1 year experience in relevant areas, including candidates with at least 2 months of relevant internship / practical exposure. 2) ITI/NCVT Trades (Level‑1 & Level‑2) – Machinist / Fitter / Welder / Plumber / Electrician / AC & Refrigeration Educational Qualification​ ITI with NCVT in relevant trade: Machinist, Fitter, Welder, Plumber, Electrician, AC & Refrigeration. Minimum 55% marks or more in ITI/NCVT. Experience​ Level‑1: Freshers or candidates with less than 1 year experience in relevant trade areas (shop floor, fabrication, installation/maintenance, troubleshooting, etc.). Level‑2: Minimum 1 year experience in relevant trade areas as described (workshop/machining, plumbing & piping systems, electrical fault rectification, AC & refrigeration systems, etc.). No explicit upper age limit is mentioned in these walk‑in notifications; selection is primarily based on qualification, relevant experience and performance in the walk‑in interview / test.