Senior System Administrator (m/f/d) Senior System Administrator (m/f/d) full-time Location: Mainz We are A&M! With around 360 employees in Mainz and Bergheim, we are one of the largest service providers for cGMP-compliant, cutting-edge pharmaceutical analysis in Europe - made in Germany. We believe in quality, reliability and friendly, fair cooperation. Because only a satisfied team can be a good team. What we need now is you! Would you like to support us as a Senior System Administrator? Then you should definitely read on. Your tasks will include Administration and continuous development of our security infrastructure, including endpoint protection, firewall systems and security monitoring Administration and further development of our identity and access concepts, particularly in the Active Directory and Entra ID environment Supporting architectural decisions and providing technical advice to the team Operation and further development of the server and network infrastructure Support for virtualization using VMware and Proxmox as well as application provisioning using Citrix Support, administration and validation of specialist applications Implementation and documentation of activities under GMP Accepting, analyzing and processing service and support requests via ticket system You bring with you At least seven years of professional experience in administration Successfully completed training as an IT specialist in system integration or a comparable qualification Structured and careful way of working Good written and spoken English skills Very good communication and teamwork skills Sound understanding of current IT security technologies, including endpoint protection, firewalls and monitoring Very good knowledge of identity and access management systems (Active Directory, Entra ID) We offer you A permanent employment contract in a secure employment relationship Flexible working hours with the option of mobile working Short communication channels, flat hierarchies and a motivated team Intensive training in your field of activity An exciting field of activity and a friendly working atmosphere with modern working conditions Creative freedom and the opportunity to actively shape architectural decisions The opportunity to develop further in and with a modern company, e.g. through individual training courses Job ticket, job bike, company pension scheme, company and team events, fruit basket and much more We look forward to receiving your application as a PDF, stating your salary expectations, your earliest possible starting date and the reference number "2512-SAM" to Björn Kümer bewerbung_mainz@am-labor.de Phone: 49 6131 95978 510 www.am-labor.de A&M STABTEST GmbH Kopernikusstr. 6 50126 Bergheim 49 (0) 2271 7559 100 bergheim@am-labor.de A&M STABTEST GmbH Galileo-Galilei-Strasse 28 55129 Mainz 49 (0) 6131 95978 0 mainz@am-labor.de