 basic media certificate

✦ Exceeded expectations in NPS, Sales & Attach-rates KPI, Top 10 in Europe
✦ Organisation of an iPhone launch
✦ Led the iOS team of 8 Members (mobile phone contracts)
✦ Floor leader & support (200+ Employees Size Store)
✦ Lead cashier daily budget of 250k-600k Euro
✦ Workshops for Business customers and Co-workers

Expert

✦ Switched and improved of Airlock IAM with over 70 backends, transitioning from outdated configurations to a modern REST API approach
✦ Expertly managed and optimized software and SaaS licenses to ensure compliance and maximize cost efficiency
✦ Led the migration of the Atlassian Stack to the cloud.
✦ Enabled Automation for Certification Authority and
Enduser Certificates
✦ Modernized on-premises Postfix email systems to Exchange Online
✦ L1 / L2 Ticketsupport for Windows, macOS, Linux, Office 365, Azure Active Directory, VMWare VCenter, One Drive, Network Infrastructure, Hardware, Firewall and Wifi
✦ Mentoring on the use of the Korn Ferry Leadership Architect Global Competency Framework

Senior Information Technology System Engineer

- Cisco Enterprise Networking Access points and switches
- Fortinet Fortigate Firewalls
- Project Managment
- Jamf MDM for Apple Ecosystem
- Virtualisation, Containerisation
- Automation of deployment of linux VM's
- Administration of Windows Server, Ubuntu, nixOS & Redhat
- M365 and Azure administration 
- Telephony in Teams, 3cx, vpbx
- in-company instructors for apprenticeship

✦ Customer Facing iOS macOS Hardware/Software support
✦ Support for Business customers (MDM Management)
✦ Mentorship for new technicians with broad IT Knowledge
✦ Optimised repair and diagnostic processes
✦ Apple Care L2/L3 support with exceptional results

Genius

✦ Proficient in working with Ubuntu, CentOS (Redhat) and NixOS
✦ Experienced with accessing large-scale network storage
(2.9PB) using CEPH
✦ Skilled in handling load-balancing using Cloudflare and VPS, and using Nginx
✦ Orchestrated encrypted web applications using Docker technology and integrating with databases such as MySQL, MariaDB, Postgres
✦ Managed Google Workspace user accounts
✦ Automated backups, maintenance, and installations to
ensure smooth operation

Linux System Administrator

Webdesigner

Presales Consultant Pentesting Services

github

Know about Kai Löhnert's work experience, education, bootcamps, certifications, and much more. Kai Löhnert