(Senior) System Administrator (m/w/d) for In-House IT

Our customer secures online purchases and is one of the pioneers in e-commerce for a reliable online shopping experience since over 20 years from Cologne, with two further locations abroad.

Tasks

• Supporting internal IT infrastructure within a 7-member team
• Providing and maintaining Windows servers as well as Identity and Access Management via Active Directory or Entra ID
• Operating and optimizing email infrastructure based on Exchange Online, including email security
• Co-designing existing and future network architecture (firewall, switch, and Wi-Fi) as well as monitoring network performance and availability
• Independent analysis and solution-oriented troubleshooting of possible 2nd- and 3rd-level problems

Qualification

• SUCCESSFUL completion of IT training (or equivalent qualification), ideally with several years of professional experience
• In-depth knowledge of current Windows infrastructures as well as modern mail and network technologies, including AD or Entra ID, Exchange Online, DNS, DHCP, SMTP, routing, switching, NGFW, and VPN solutions
• Experience in scripting and automation using PowerShell or another language
• Excellent communication skills, analytical and practical working style, and willingness to work in a collaborative environment
• Very good English and good German knowledge (B2) are required

Benefits

• Full remote possible, as well as up to 180 days from abroad
• Flexible working hours with core working hours of 10-16 h and Fridays until 14 h
• 30.5 vacation days
• A experienced mentor will be at your side
• Individual opportunities for further education
• Events (team events, department celebrations, etc.)
• Free online and offline courses for sports, fitness, and health, etc.

If you're interested? Then please contact me by email or give me a call, and we'll discuss the details together and check the success probability: 0221 2823119

I would be very happy.

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