Experienced customer service professional with a demonstrated history of working on Mac/iOS-based software. Skilled in windows, linux and Apple systems administration and repair as well as technical support and general troubleshooting knowledge. Strong support professional with a big customer focus.
Expirence as L2/3 Support
At the moment I focus on cyber security and gain a lot of knowledge in this field the last years
Senior Information Technology System Engineer, ClearMedia AG
Mar, 2023 - Present
Senior Information Technology System Engineer, Ergon Informatik AG
Sep, 2022 - Dec, 20223 months
✦ Switched and improved of Airlock IAM with over 70 backends, transitioning from outdated configurations to a modern REST API approach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
Linux System Administrator,
Apr, 2016 - Sep, 20226 years 5 months
✦ 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
Genius, Apple
Apr, 2018 - May, 20224 years 1 month
✦ 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
Expert, Apple
Nov, 2009 - Mar, 20188 years 4 months
✦ 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
Webdesigner, zweipol GmbH
Dec, 2008 - Dec, 20081 day
Online Stores and car configurator
, basic media certificate, SAE Frankfurt
Feb, 2006 - Nov, 2006