Mustafa A.
System Administrator
Experience
Oct 2024 - Present
1 yearBerlin, Germany
System Administrator
Axel Springer SE
- Incident management and ticket handling (2nd level support)
- Proactive detection and resolution of issues
- Performing scheduled maintenance and system updates
- Infrastructure monitoring with Zabbix
- Remote access and management via Royal TSX
- Documentation of IT incidents and solutions
- Collaboration with internal IT teams and departments
- Optimization and automation of internal IT processes
- Creating and managing virtual machine snapshots in vCenter to back up and restore critical systems
Apr 2024 - Sep 2024
6 monthsBerlin, Germany
IT Supporter
ITDZ
- Receiving technical inquiries through various channels such as phone, email, and chat
- Resolving technical issues for users with fast and effective troubleshooting
- Documenting technical issues and their solutions in a ticketing system
- Monitoring and managing IT systems such as networks, servers, and applications
- Providing technical knowledge and training to users
- Diagnosing and troubleshooting hardware and software issues
Sep 2023 - Mar 2024
7 monthsBerlin, Germany
IT Supporter
top it-services AG - ITDZ
- Receiving technical inquiries through various channels such as phone, email, and chat
- Resolving technical issues for users with fast and effective troubleshooting
- Documenting technical issues and their solutions in a ticketing system
- Monitoring and managing IT systems such as networks, servers, and applications
- Providing technical knowledge and training to users
- Diagnosing and troubleshooting hardware and software issues
Aug 2022 - Jun 2023
11 monthsBerlin, Germany
IT Supporter
Hays - IT-Dienstleistungszentrum (ITDZ)
- Receiving technical inquiries through various channels such as phone, email, and chat
- Resolving technical issues for users with fast and effective troubleshooting
- Documenting technical issues and their solutions in a ticketing system
- Monitoring and managing IT systems such as networks, servers, and applications
- Providing technical knowledge and training to users
- Diagnosing and troubleshooting hardware and software issues
Jan 2020 - Jul 2022
2 years 7 monthsBerlin, Germany
Fullstack Software Developer
Freelancer
- Collaborating with national and international clients on fullstack software projects
- Assisting clients on technical topics to improve IT system performance, software design patterns, clean code, and code reviews
- Technical lead for development teams of more than 5 people
- Requirements engineering
- Problem and incident management
- System administration
- Contributing to architecture decisions
- Agile project management
- Front-end and back-end development
Jan 2019 - Jan 2020
1 year 1 monthBerlin, Germany
Software Engineering
Volkswagen AG
- Model-based software development using Matlab/Simulink and C++
- Supporting project teams in requirement engineering, especially using IBM DOORS, processing project data, and creating requirements and specifications documents
- Project support using Jira
Summary
I am a system administrator with a solid technical background and hands-on experience in managing IT systems and troubleshooting incidents. I have worked in environments that required proactive identification and resolution of issues, effective ticket management, and regular system maintenance. I have gained expertise in monitoring infrastructures, handling remote access and documentation of solutions.
I also bring valuable skills from my time as a fullstack software developer and IT supporter, where I worked on software development, agile project management and team leadership. My technical skills span incident management, system updates and IT process optimization.
Languages
German
NativeTurkish
NativeEnglish
IntermediateEducation
Oct 2017 - Oct 2019
Beuth University of Applied Sciences for Technology
Bachelor in Technical Computer Science · Technical Computer Science · Berlin, Germany
Aug 2006 - Jul 2009
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Apprenticeship as an IT specialist for information and telecommunication systems · Information and Telecommunication Systems · Berlin, Germany
Certifications & licenses
ITIL 4 Foundation
PEOPLECERT · Berlin, Germany
Certification in the CISCO Networking Academy Program (CNAP)
CISCO Networking Academy Program
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