- Administration of Windows and Linux systems (web, mail, DNS, database servers)
- Operation of virtualized environments (VMware, Proxmox)
- Network management (switches, routers, firewalls, load balancers – Juniper/Cisco)
- Management of storage solutions (Ceph, ZFS, high availability)
- IT security & firewall management (pfSense, OPNsense, FortiGate)
- Support and administration of Microsoft 365 (Exchange Online, SharePoint, Teams, OneDrive, Intune)
- Automation through scripting (Bash, Python, PowerShell)
- Support, troubleshooting, and performance optimization
Systemadministrator
Fraubrunnen
Full-time
Permanent employee
Your mission
Your profile
- Degree in Computer Science or equivalent practical experience
- Strong knowledge of networking technologies (Junos OS, Cisco IOS)
- Proven experience in Windows and Linux server administration
- In-depth expertise in storage technologies (Ceph, ZFS, high-availability environments)
- Experience with virtualization platforms (VMware, Proxmox) and hosting technologies (DNS, mail servers, load balancers)
- Familiarity with firewall and security solutions (pfSense, OPNsense, Fortinet FortiGate)
- Excellent German and English language skills, written and spoken
- Strong team player with resilience and the ability to work reliably under pressure
- Experience with web servers (Apache, Nginx), Microsoft 365 solutions (Exchange Online, SharePoint, Teams, OneDrive, Intune), mail servers (Carbonio, IceWarp), and databases (MySQL, MSSQL). Strong scripting skills in Bash, Python, or PowerShell, as well as additional know-how in firewall and security technologies (e.g., Fortinet FortiGate).
Why us?
- Free drinks & Snacks
- 5 weeks of holiday
- Up to 60 % home office / remote work
About us
HOSTSTAR - Multimedia Networks AG, based in Fraubrunnen BE, was founded in 1996 and today employs around 30 people.
We are one of the leading Swiss web hosting providers and offer our services mainly in Switzerland and Austria.
Around 80,000 customers trust in our solutions and we manage a total of more than 180,000 domains.
We are looking for an interesting personality to strengthen our team!
Are you looking for a place where you can realise yourself and develop your full potential?
We are one of the leading Swiss web hosting providers and offer our services mainly in Switzerland and Austria.
Around 80,000 customers trust in our solutions and we manage a total of more than 180,000 domains.
We are looking for an interesting personality to strengthen our team!
Are you looking for a place where you can realise yourself and develop your full potential?