Jan Štosek

Experience

• 

  IBM

  Apr 2009 - now

  - Client facing role- Responsible for execution of database activity monitoring on 100+ servers, both midrange and mainframe.- Direct impact on IBM's revenue- SW used: IBM Security Guardium- Driving all aspects of end-to-end service delivery - incident/problem/change mgt., contract negotiations, risk mgt., process governance- Coordination of 3 teams supporting the service delivery as well as server management teams and customer- Analysing of current state, suggesting improvements and leading their implementation Show less As a Technical Focal Point I serve as a single point of contact for all technical related issues, questions and projects for both customer and my colleagues. I am responsible for team of 30+ colleagues.Responsibilities:- Overall team's service quality- Problem investigation, resolution, root cause analysis and definition of preventive actions- Documentation maintenance and updates- Participation on projects' preparation and later coordination of execution- Approving plans for complex activities- Skill transfers- Updating internal procedures and creating new ones- Process automatization- Daily contact with both customer and IBM colleagues Show less The dispatcher of Mainframe Command Center is responsible for overall service quality of both batch processing and system oprations. This role also covers workload dispatching among the members of the shift, monitoring system hardware and software components, problem analysis and solution, software installation in z/OS environment all according to Service Line Agreements. Softskills connected to dispatcher role are newcomer education, mentoring and interviewing possible candidates.Responsibilities:- Batch monitoring using Tivoli Workload Scheduler- System components monitoring- Alert handling- System restart (IPL)- Participation in complex system activities = extended tests, disaster recovery- Escalation to 2nd or 3rd level teams- Creating, updating documentation- Ticket and change management- Managing incoming requests- Leadership, communication and negotiation skillsRequired skills:- z/OS, JES2, JES3, JCL- TWS, SDSF, TSO- Tivoli System Automation, IMS Show less Application Control Operator is overall responsible for batch processing. This role also covers problem analysis and solution, software installation in z/OS environment all according to Service Line Agreements.Responsibilities:- Batch monitoring using Tivoli Workload Scheduler- Alert handling- Escalation to 2nd or 3rd level teams- Creating, updating documentation- Ticket and change management- Managing incoming requests- Basic IMS operationsRequired skills:- z/OS, JES2, JES3, JCL- TWS, SDSF, TSO- IMS Show less

  • Service Availability Manager for Database Activity Monitoring

    Mar 2020 - now

  • Senior Security Specialist

    Jul 2016 - now

  • Technical Team Leader for z/OS Mainframe Command Center

    Jan 2013 - Jun 2016

  • Shiftleader for z/OS Mainframe Command Center

    Jul 2010 - Dec 2012

  • z/OS Mainframe Application Control Operator

    Apr 2009 - Jun 2010