About Me
I am an IT specialist with over a decade of diverse experience in the IT industry, including international work experience. I mainly specialize in computer and software systems, security and privacy. I am known for excellent organizational skills and prompt troubleshooting. My key areas of expertise include Linux and unexpected talent for cooking curry.
Experience
Gaining hands-on experience collaborating with small development teams focused on vision systems, AI, and machine learning software delivery.
- Lead the IT & DevOps department, managing internal infrastructure built on Linux and other open-source technologies Proxmox, K3s.
- Drive infrastructure automation and the transition to IaC Terraform, Ansible, bash, improving scalability and deployment efficiency.
- Support development teams with vision, AI systems, ensuring smooth production delivery.
- Support and maintain software development environments, including CI/CD pipelines Jenkins, Gerrit and container orchestration and artificial repos Dockerhub, Nexus.
- Oversee network operations, security Crowdsec, general linux hardening, Routeros, monitoring Prometheus, Grafana, backups PBS, Borg, and corporate IT assets across multiple OS environments.
- Contribute to the design and support of vision and IoT systemshardware designing deployed for clients.
- Ensure ISO 9001 / ISO 27001 compliance through process and security improvements Department capacity planings.
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IT budgeting, vendor management, and procurement.
Key achievements include:
- Rebuilt deployment automation for delivery of IoT vision systems.
- Migrated from VMware ESXi → Proxmox.
- Enhanced perimeter security and led infrastructure relocation.
- Advanced internal IaC workflows and automations.
Worked with cutting-edge technologies at one of Central Europe’s leading VFX studios.
- Managed and maintained Linux/Unix,servers, workstations, hypervisors xcp-ng, xen, and storage systems, including hardware troubleshooting and performance monitoring.
- Designed and delivered core infrastructure and storage solutions critical for production pipelines.
- Participated in automation initiatives Ansible, bash to streamline system deployment and maintenance processes.
- Designed and optimized a high-availability database mysql, percona backup cluster with integrated online backup and restore for key pipeline applications.
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Handled network diagnostics and optimization to improve infrastructure reliability.
Key achievements include:
- Built and implemented the IT infrastructure for UPP’s Budapest branch.
- Contributed to the design and development of 3D scanning and rendering infrastructure used in production workflows.
Interprax s.r.o., Baldwinprague s.r.o., Pro-audio s.r.o.
IT consultant and technician "Site job Freelance"
2017 - 2024
Provided part-time IT support for small offices, handling diverse technical challenges.
- Provided comprehensive IT infrastructure services for small businesses, including medical, post-production, and audiology companies.
- Designed, deployed, and maintained Linux-based systems, virtualization platforms Proxmox, MikroTik network environments.
- Implemented Nextcloud and other open-source platforms to enable secure data sharing and collaboration.
- Managed databases MySQL, PostgreSQL and ensured system reliability, monitoring, and disaster recovery readiness.
- Strengthened perimeter and endpoint security, introduced centralized management, and optimized network performance.
Key achievements include:
- Built and implemented the IT infrastructure for small offices from the ground based on client requirements.
Working at IBM was a great opportunity to gain experience with unique technologies in a mission-critical environment.
- Maintained and supported Oracle Database environments with RAC clusters on AIX Unix systems.
- Managed IBM Power Systems hardware, including diagnostics and performance tuning.
- Troubleshot SAN storage, tape libraries as IBM TSM backup environments.
- Contributed to system automation initiatives ksh, bash and backup strategy design to improve reliability and efficiency.
Key achievements include:
- Successfully led several critical incident resolutions, minimizing downtime.
- Deploy automation scripts that improved system management efficiency.
- Participated in major system upgrades and migrations with minimal disruption.
Gained valuable insight into the internal operations of a large banking institution.
- Developed and maintained APIs and integration workflows on a custom-built Enterprise Service Bus (ESB) platform.
- Troubleshot and resolved system and integration issues to ensure service reliability.
- Worked with Oracle Databases for data processing, reporting, and system optimization.
- Created technical documentation and project reports.
Key achievements include:
- Improved integration processes, enhancing data flow efficiency.
- Contributed to the successful implementation of new banking services.
During my time at T-Systems, I gained essential insight into service-oriented architecture and first-hand experience in leading projects and taking responsibility for key services.
- Supported and maintained applications and databases for enterprise clients using IBM WebSphere Application Server, Apache Tomcat, and MS SQL.
- Provided technical troubleshooting and performance optimization across multiple environments.
- Acted as Project Manager and Service Owner for the development and support of internal business applications.
- Collaborated with cross-functional teams to ensure service reliability, change management, and process improvement.
Key achievements include:
- Successfully managed several high-impact projects, improving application performance and reliability.
- Developed expertise in application server technologies and enterprise IT solutions.
Hönigsberg & Düvel Datentechnik Czech s.r.o.
Application server specialist
2008 - 2009
Working at H&D was a valuable learning experience that introduced me to the Unix world and gave me insight into how IT operates within large multinational corporations such as Volkswagen.
- Provided application support for Siemens Teamcenter Engineering PLM and IBM WebSphere Application Server running on Sun Microsystems infrastructure.
- Monitored, maintained, and optimized enterprise systems supporting Volkswagen AG’s engineering operations.
- Collaborated with international teams to troubleshoot issues and ensure high service availability.
- Served on-site in Wolfsburg, gaining valuable international experience working directly for Volkswagen AG.
Key achievements include:
- Successfully resolved critical application issues, minimizing downtime for engineering teams.
- Gained international work experience and enhanced cross-cultural communication skills.
Education
Technical University of Liberec
Mechatronics „Incomplete“
2004 - 2006
Faculty of Mechatronics, Informatics and Interdisciplinary Studies
During my time at TUL, I developed key skills such as teamwork and working to tight deadlines, which I have applied throughout my career. I enjoyed my university experience and gained valuable insight into maintaining a healthy work-life balance.
SPŠ VOŠ Jičín
Graduated with final exams
2000 - 2004
Electronic Computer Systems
During my studies in high school, I acquired the foundational knowledge of electricity and computers, which has been essential to my career.
Skills
Hard Skills
- Unix-like systems: 15+ years of experience with various distributions — Debian, Ubuntu, RedHat/CentOS, FreeBSD, AIX, macOS.
- Automation & Programming: 13+ years with shell scripting (Bash), Ansible, and Terraform/OpenTofu.
- Hardware: 10+ years of experience in diagnostics and troubleshooting.
- System Security: 5+ years in Linux hardening and security best practices.
- Networking: 10+ years with MikroTik, Linux-based firewalls, VPNs, routing, and switching.
- Virtualization: 10+ years using KVM/QEMU, Proxmox, VMware ESXi, and Xen platforms.
- Storage: 10+ years working with NAS/SAN solutions — NFS, SAMBA, iSCSI, Ceph, S3 object storage.
- Monitoring & Alerting: 10+ years with tools such as Zabbix, Prometheus, and Grafana.
- Infrastructure Design: Designed and built small to mid-scale IT infrastructures from the ground up based on client requirements.
- Driving License: EU category B.
Soft Skills
- Active listening & communication (verbal and non-verbal)
- Collaboration & idea exchange
- Responsibility & self-motivation
- Analytical thinking & focus
- Initiative & problem-solving mindset
- Tolerance, friendliness, and sense of humor
- Creativity & innovation in solutions
Languages
Czech native
English advanced
Hobbies
My hobbies include hiking, maps, photography, reading, continuous learning, philosophy, cooking, walking, cycling, traveling, cinema.