A Senior Crane Mechanic's job involves inspecting, diagnosing, maintaining, and repairing heavy lifting equipment like mobile or overhead cranes to ensure they are operational and safe. Key responsibilities include performing routine servicing, fixing mechanical, hydraulic, and electrical malfunctions, conducting safety checks, complying with safety regulations, and documenting all maintenance activities. This role requires strong diagnostic and problem-solving skills, mechanical expertise, and knowledge of safety protocols and equipment operation.