System Administrator 80-100%

HOSTSTAR – Multimedia Networks AG, an innovative and successful Internet Service Provider based in Fraubrunnen BE, currently employs around 30 employees. Are you looking for a place where you can realize yourself and develop your full potential? System Administrator 80-100% (w/m/d) Your area of responsibility Administration of Windows, Linux and BSD systems as well as the services operated on them; including web servers (Apache, Litespeed, IIS), mail, DNS and database servers (MySQL, MSSQL) Operation and further development of our virtualized environments with a focus on Proxmox (as well as VMware) Management of the entire network including L2 networking, VLANs, bonding configurations as well as switches, firewalls, load balancers and routers from the manufacturers Juniper, Cisco and Arista Administration and optimization of our storage solutions (Ceph, ZFS, NFS, SMB) with a consistent focus on high availability Ensuring IT security as well as proactive firewall management (pfSense, OPNsense, FortiGate) Support and implementation of changes in our Microsoft 365 environment (Exchange Online, SharePoint, Teams, OneDrive, Intune) Automation of recurring administrative tasks using scripting (Bash, PowerShell) Proactive 2nd-/3rd-level support, in-depth error analysis as well as continuous performance optimization of the entire infrastructure Willingness to participate in on-call duty Our desired requirements Completed studies in computer science or comparable practical experience Sound knowledge of network technologies (Junos OS, Cisco IOS) Very good experience in the administration of Windows and Linux servers In-depth knowledge in the area of storage technologies (Ceph, ZFS, high-availability environments) Experience with virtualization platforms (VMware, Proxmox) as well as hosting technologies (DNS, mail server, load balancer) Familiarity with firewall and security solutions (pfSense, OPNsense, Fortinet FortiGate) Completed studies in computer science or comparable practical experience Sound knowledge of network technologies (Junos OS, Cisco IOS) Very good experience in the administration of Windows and Linux servers In-depth knowledge in the area of storage technologies (Ceph, ZFS, high-availability environments) Experience with virtualization platforms (VMware, Proxmox) as well as hosting technologies (DNS, mail server, load balancer) as well as familiarity with firewall and security solutions (pfSense, OPNsense, Fortinet FortiGate) Very good German and English skills in speaking and writing Teamwork skills, resilience and the ability to work reliably even under pressure Driver's license Cat. B and own vehicle an advantage Our offer A responsible and varied activity in the dynamic IT and hosting industry awaits you with us, in which you will receive a lot of creative freedom and personal responsibility. We offer you a modern working environment with flat hierarchies and room for your personal as well as professional development. We offer you a modern working environment with room for personal and professional development as well as flexible working hours Look forward to free drinks and snacks, five weeks of vacation and flexible working, also remote. Have we aroused your interest and are you ready to take on this new exciting challenge? Then we look forward to your application written by E-Mail (<>)! Applications via recruitment companies will not be considered! jpid397a84cjm jit0833jm jiy26jm