About Rainer
German
Native or bilingual
Spanish
Native or bilingual
English
Fluent
Experience
- Comp-Sys Informatik AGPermanent EmployeeDIGITAL AND ITOctober 2025 - December 2025 (2 months)Solothurn (Sonnenpark), SO, Switzerland– Automation of Windows client deployments– Setup and configuration of OPNSense firewalls– Configuration of hardware systems (PCs, NUCs, FWs)– Initial telephone recording and triage of customer inquiries– 1st and 2nd level support for business and private customers– On-site customer visits
- dplan AGIT Supporter 100%June 2024 - September 2025 (1 year and 3 months)Solothurn, Switzerland– Management and administration of servers and end devices – Troubleshooting for Microsoft Azure, Entra and Office 365 – Creation of PowerShell scripts for automated configurations – Maintenance of IT documentation in Confluence and Jira – Participation in customer projects – Training customers on the introduction of new services – Active support in mentoring trainees
- n-tree Schweiz Solution GmbHICT SupportDecember 2023 - February 2024 (2 months)Heimberg, Switzerland– 1st and 2nd level support for internal and external customers – Maintenance of cash register systems via remote access – Configuration of SIX terminals and peripherals – 24/7 on-call duty
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Education
- System Engineering EFZComputer School2018Systemtechnik EFZ
- University of Havana2015
Certifications
- CompTIA IT Operations Specialist – CIOSCompTIA IT Operations Specialist – CIOS