Job Summary: We are seeking an offset printing operator to assist in the preparation, adjustment, and startup of printing machines, and to collaborate on quality control. Key Responsibilities: 1. Assistance in preparation and adjustment of industrial printing machines 2. Loading and preparation of materials (paper, inks, plates) 3. Active collaboration in quality control during printing We are looking for an offset printing operator for a graphic arts company in Humanes de Madrid. Your responsibilities will include assisting the lead pressman in preparing, adjusting, and starting up industrial printing machines. You will also be responsible for loading and preparing all necessary materials—such as paper, cardboard, reels, inks, plates, and clichés—according to production orders. You will actively participate in quality control throughout the printing process, checking aspects including color, registration, alignment, and final finish. Additionally, you will perform basic machine adjustments under supervision to ensure flawless printing, and maintain cleanliness and order both of the machinery and the work area. A permanent contract is offered, with a 40-hour weekly schedule and rotating shifts from Monday to Friday, 7 a.m. to 3 p.m. The offered salary is €1600 gross per month. * Immediate availability required. * Valid driver’s license and personal vehicle mandatory. * Prior offset printing experience required.