Job Summary: We are seeking personnel for specialized cleaning and maintenance tasks, including hard-to-reach surfaces and windows, requiring practical experience and skill. Key Points: 1. Specialized cleaning and maintenance tasks 2. Use of specialized machinery and products 3. High-rise window cleaning and cleaning of various buildings Personnel are required to perform cleaning and maintenance tasks that demand certain practical experience and skill. Main responsibilities include hygiene and upkeep of surfaces—particularly hard-to-reach ones such as high-rise windows—using specific products and machinery. The role also involves window cleaning across various buildings and commercial premises. This is a full-time temporary contract. Working hours are Monday to Friday, night shift, from 22:00 to 06:00\. Prior experience in industrial cleaning is required, including operation of machinery such as floor scrubbers or high-reach vacuum cleaners. A personal vehicle is mandatory for commuting to facilities in Zaragoza. Knowledge of occupational health and safety, quality, and environmental management will be considered an asset.