Gábor Stefán
Linux-Unix System Administrator
Székesfehérvár,FE
Summary
Experienced IT professional with over 12 years of versatile experience in the industry. Started as a Delivery Analyst and progressed to roles encompassing Linux-Unix Administration, Automation, and specialized in second and third-level support. Proficient in leveraging automation tools such as IPsoft and Ansible to streamline processes and enhance efficiency. Skilled in Linux administration, adept at creating and executing playbooks and scripting to optimize system performance and ensure seamless operations. Proven track record of delivering high-quality solutions and providing top-notch support in dynamic environments.
Overview
12
12
years of professional experience
11
11
years of post-secondary education
5
5
Certifications
Work History
Linux-Unix System Administrator
Kyndryl HU
09.2019 - Current
- Serve as a System Administrator installing, testing, operating, troubleshooting, and maintaining server hardware and operating systems (Linux/Windows) including virtual environments Red Hat Linux (Mandatory), HP UNIX (Mandatory), Solaris (Mandatory) - AIX (Optional), CISCO UCS Platform Administration of Tomcat/WebSphere application server environments and related open source components Create and manage technical documentation for product installation and administration.
- Managed onboarding and offboarding of employees.
- Provided support for escalated issues, troubleshooting complex problems in a timely manner to minimize disruption to users'' productivity.
Delivery Analyst - Integrated Delivery Centre
IBM
04.2012 - 09.2019
- Create documentation of investigation and implementation plans to resolve issues Identification of proactive investigations Preparation of daily and weekly metrics and delivery status Support activities related to Defect Prevention and RCA process within the pool Working together with Dynamic Automation Team, create new, or modify automatas for working efficiently, testing, and report bugs.
- Implemented cost-saving initiatives, reducing expenses while maintaining high levels of service quality.
- Minimized process discrepancies by spearheading budget, supervising staff and controlling inventory and supply management.
Education
Advanced - Six Sigma Green Belt
IQSOFT - John Bryce Oktatóközpont Kft.
Technical - Administration and Problem Determination
IBM Hungary
04.2001 - 04.2012
Skills
Bash scripting
Good problem solving skills
Quality Management focus
Reliability
Responsiveness and flexibility
Teamwork skills
High motivation
Analytical minded
Unix/Linux/Vmware skills
Advanced Excel user
Ansible playbook writing
Certification
Power Systems for AIX III: Advanced Administration and Problem Determination
Languages
English
Hungarian
Timeline
Linux-Unix System Administrator
Kyndryl HU
09.2019 - Current
Delivery Analyst - Integrated Delivery Centre
IBM
04.2012 - 09.2019
Technical - Administration and Problem Determination
IBM Hungary
04.2001 - 04.2012
Advanced - Six Sigma Green Belt
IQSOFT - John Bryce Oktatóközpont Kft.