CareerPlan

Systemadministrator*in – E-Mail-Infrastruktur (Exchange & Linux) (w/m/

Paderborn, NORDRHEIN_WESTFALENRemoteFull-time2026-10-19 → 2026-11-11

Core

Administration of the university's email infrastructure, including Microsoft Exchange and Linux-based mail systems.

Role type

System Administrator (Email Infrastructure)

Builds

University-wide email services and mail delivery systems

Domain

Higher Education / IT Infrastructure

Required skills

Microsoft Exchange administration, Linux administration, OpenLDAP, Active Directory, Microsoft Entra, ticket management, mail protocol knowledge (SMTP, IMAP), mail list server management, spam filter configuration

Preferred skills

Python scripting, Ansible, Perl, PowerShell, deep knowledge of email protocols and signatures

Responsibilities

Administer Microsoft Exchange, manage Linux mail environment (Cyrus, Exim, rspamd, Mailman), handle service tickets, develop email services

Seniority

Mid-level, hands-on IC