Flowserve is a world-leading manufacturer and aftermarket service provider of comprehensive flow control systems. Driven by our Purpose, we are committed to building a more sustainable future to make the world better for everyone. With more than 16,000 employees in more than 50 countries, we combine our global reach with local presence. For our Site in Dortmund we are now looking for a Precision Assembler (M/F/T) Your tasks: Assembly of complex mechanical seals of different types as well as of seal supply systems. Focus on gas-lubricated seals for compressors Quality assurance - checking and recording dimensions, carrying out pressure tests on individual parts and assemblies Assemblies, support with the spin test of ceramics rings Supporting the repair process of mechanical seals: identifying the type of defect and the scope of repair of the defect, cleaning and reconditioning repairable components Support for testing mechanical seals in the test field Ensure workplace organization according to 6S criteria and support improvement Two Shifts Operations (Früh und Mittagschicht) Your profile: Completed vocational training as an industrial mechanic, fitter or similar Knowledge in handling the relevant measuring equipment Initial experience with complex assembly tasks desirable Flexibility, commitment, initiative, communication skills We offer: Comprehensive and individual start-up-training in all areas of activity A challenging and varied job in an innovative company Flexible working hours An attractive salary package and comprehensive social benefits A motivated and supportive team