About Haşim Bahadır
German
Native or bilingual
Turkish
Native or bilingual
English
Fluent
Experience
- EXTRA Games Entertaintment GmbHIT System AdministratorAugust 2010 - November 2013 (3 years and 3 months)Pfullendorf, GermanyOperational IT for over 230 branches• Network administration (VPN, WAN, LAN, Firewalls)• Planning, installation & operation of server and network infrastructure• Software distribution, packaging, OS deployment• Creation of concepts, functional specifications, technical specifications• Telecommunications contract management (fixed network, mobile)• Setup of a nationwide VPN network (Checkpoint UTM-1)• Planning of the IP address concept & infrastructure design
- LÖWEN Entertaintment GmbHIT System AdministratorDecember 2013 - September 2015 (1 year and 9 months)Pfullendorf, GermanyFocus areas: MDM, guest access control• Topic responsibility MobileIron (Ivanti) for the entire corporate group• Planning, introduction & management of mobile device fleets• Rollout & operation of the guest access control system „CleverEntry“• Coordination of branch rollouts across all subsidiaries
- Yaren.ITOwner | Security Operations & EngineeringJanuary 2024 - Today (2 years and 5 months)Security EngineeringSIEM solutions in the Kubernetes environment as well as setup of detection rules and detection testing frameworks.Digital ForensicsAnalysis of digital traces as well as vulnerability analysis and offensive security with the creation of security concepts.Wireless SecurityVulnerability analyses in wireless networks as well as analysis of the 802.11 standard and practical attack scenarios.IT System AdministrationOperational IT for over 230 branches with network administration, server and network infrastructure, as well as VPN networking and IP address concepts.Mobile Device ManagementTopic responsibility MobileIron for the entire corporate group as well as planning and management of mobile device fleets.
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Education
- B.Sc. Computer ScienceFreie Universität Berlin2017
- IT specialist for system integrationElektronikschule Tettnang2010