Requirements: __: Nationality: Only open to EU citizens (Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden). Language: Every 4th worker and a maximum of 5th worker in a team must have proficiency in German (A2/B1 level); the remaining workers must share a common working language.