Linux Administrator (m/f/d)

mailbox is the digital workplace that offers the highest data protection and security standards. We stand for digital sovereignty from Germany for the world. Our mailbox suite combines email, calendar, contacts, Office, video conferencing and Drive in one intuitive solution – operated exclusively in German data centres. mailbox is aimed at companies, public authorities, educational institutions, resellers, and private individuals who value security, compliance, data protection and intuitive usability.

mailbox is a brand of Heinlein Hosting GmbH and thus part of the Heinlein Group. Together with Heinlein Support, OpenTalk and OpenCloud, we stand for secure and free communication.

Are you passionate about data protection, IT security and open source? To support our team, we are looking for a Team Leader, Linux Administration mailbox (m/f/d) to start as soon as possible.

Translated with DeepL.com (free version)

Your tasks

• You love variety: You plan, administer and take responsibility for the servers and infrastructure in our data centres and feel called upon for some of these areas of responsibility:
  • Enterprise and carrier grade mail servers (Postfix, Dovecot, Open-Xchange & Anti-Spam)
  • MySQL databases (Galera)
  • Automation / Scripting / Salt / Ansible
  • LDAP
  • Monitoring (based on Check_MK, Nagios, PNP, Perl)
     
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• You actively shape the technical infrastructure: You ensure that the systems are up to date and "up-and-running".
   
• You like to pass on knowledge: You support colleagues from mailbox.org support as 3rd level.

Your profile

• You are a Linux enthusiast: You have several years of professional experience in Linux server administration at LPIC-1 or LPIC-2 level.
   
• You are a target runner: You can analyse technical issues quickly and cleanly, have a structured and careful way of working even with an increased workload and are happy to complete projects.
   
• You are curious: You are curious about technical innovations and want to develop professionally and personally.
   
• You are a team player: You are motivated, reliable, like to liaise with colleagues and still work independently and in a structured manner. You support your colleagues in the rotating, extra-paid 24/7 on-call duty.
   
• You have a very good command of written and spoken German and can also communicate confidently in English.