Performs the performance of all tasks necessary to test, calibrate, repair, overhaul, maintain, construct, modify or install equipment components and equipment and repair or maintain buildings and/or land improvements, including; laying out, setting up or assembling work for himself/herself, inspecting for damage or defects, diagnosing the correcting action necessary to correct malfunctions or damage (troubleshooting), assembling and/or disassembling equipment components or equipment, replacing defective parts, repairing damaged or defective parts, adjusting machinery, controls, regulators and instruments, rigging, moving, erecting and/or dismantling equipment components or equipment and operating maintenance or production equipment in the course of performing the aforementioned tasks to obtain maximum manufacturing efficiency with minimum downtime for maintenance or repair. They allow access to information such as the characteristics of your terminal or certain personal data (IP addresses, navigation data on the Saint-Gobain site, etc.) for the following purposes: analysis and improvement of the user experience and/or our offer of content, products and services; audience measurement and analysis; interactions with social networks; display of advertising and personalized content.