The Marine Boiler and Steam Engineering (Operational Level) course is a specialized technical program designed for marine engineering officers who have served on motor vessels and require the mandatory competency to operate steam-driven machinery and auxiliary boilers. Regulated by the Directorate General of Shipping (DGS), India, and strictly following the STCW Table A-III/1 requirements, this 6-day intensive course is a critical bridge for those seeking to remove the "No Steam" limitation from their Certificate of Competency (CoC). In an industry where specialized vessels—such as LNG carriers and VLCCs—still rely heavily on complex steam generation for propulsion and heating, this course ensures that operational-level engineers are technically prepared for the unique hazards of high-pressure steam environments.The curriculum is a strategic blend of advanced thermodynamics and practical plant management. Trainees delve into the construction and design of water-tube and fire-tube boilers, mastering the operation of burner systems, fuel handling, and automated control loops. A significant portion of the training is dedicated to Boiler Water Chemistry, teaching engineers how to perform precise chemical tests and conditioning to prevent catastrophic scale formation and corrosion. Using high-fidelity simulators and Ship-in-Campus facilities, candidates practice critical procedures such as boiler start-up from a "cold" state, soot blowing, and responding to emergency scenarios like low water levels or tube failures.Successfully completing this course signifies that an officer possesses the technical wisdom to maintain a safe and efficient steam watch. It is an essential milestone for MEO Class IV candidates and graduates (GME/DME/B.E. Marine) who aim to broaden their career horizons. By mastering the science of steam, maritime professionals ensure they remain versatile assets in the global fleet, prepared to manage one of the most powerful and demanding energy systems on the high seas with absolute safety and professional precision.