职责描述： Installation and maintenance of German produced extruders; Conduct on-site service for Coperion components (extruder, screen pack changer, hydraulic system, feeding system), this comprises maintenance, installation, start-up, commissioning, trouble-shooting and training; Supervise and execute mechanical installation and commissioning of Coperion extruder systems; Ensure that the installation quality is consistent with the project requirements; Follow-up projects until completion and issue technical service reports as proper project-related documentation; Participate the Global Large Projects by Assistance to German site manager and co-ordination of daily performances with contractors; 任职要求： Graduated from College or above, majored in Mechanical Engineering Strong mechanical background on installation, maintenance and repair of rotating equipment At least 3 years working experience, in the petrochemical sector is prefer Experience with gearbox repairing and on site project management is an advantage Ability to independently analyze problems on site. Customer solutions shall be proposed and carried out in close communication with the Service departments both in Nanjing and Germany Strong communication skills, result-oriented and with team-spirit, initiative working attitude and high motivation. Willingness to travel frequently up to 60% on yearly basis Have good English language skills; both in speaking and writing are mandatory Having certain knowledge for extruder system and understanding of PI