Ádám Polyák

• Enhanced storage performance by optimizing configurations and implementing regular maintenance routines.
• Maximized system availability by performing routine firmware upgrades and applying security patches in a timely manner.
• Developed comprehensive disaster recovery plans to ensure data integrity and availability during unforeseen events.
• Acted as a trusted advisor to management on matters relating to enterprise storage solutions, providing valuable insights for informed decision-making processes.
• Conducted regular audits of storage systems to identify areas for improvement and maintain compliance with industry standards.
• Trained junior administrators on best practices for managing enterprise storage environments, fostering a culture of continuous learning within the team.
• Served as an escalation point for complex technical issues, providing expert guidance in resolving critical incidents quickly and effectively.

Természetesen, szívesen készítek egy összefoglalót a Z/VM operátori munkakörről angolul:

Z/VM Operator Role Summary

A Z/VM (z Virtual Machine) operator is a specialized IT professional responsible for managing and maintaining the operations of a z/VM environment. This role involves a deep understanding of mainframe systems, virtual machine technology, and system administration.

Key Responsibilities:

• Monitoring system performance: Keeping a close eye on the z/VM system's health, resource utilization, and overall performance.
• Troubleshooting issues: Identifying and resolving problems that may arise within the z/VM environment, such as system crashes, performance bottlenecks, or hardware failures.
• Performing system backups and restores: Ensuring data integrity and business continuity by regularly backing up the system and being able to restore data in case of disaster.
• Automating tasks: Using scripting and automation tools to streamline routine tasks and improve efficiency.
• Providing technical support: Assisting users with any questions or issues they may have related to the z/VM environment.

• Ensured high availability of critical systems by conducting routine audits and performance assessments.
• Implemented best practices in incident management, reducing resolution timeframes significantly for critical issues.
• Facilitated seamless transitions during major infrastructure upgrades, mitigating risks associated with downtime or data loss.
• Maintained up-to-date documentation for all system procedures, contributing to efficient knowledge transfer among team members.

• Job monitoring: Continuously monitoring the status of batch jobs and taking corrective action if errors or exceptions occur.
• Problem resolution: Identifying and resolving issues that may arise during job execution, such as data errors, system failures, or resource constraints.
• Log analysis: Reviewing job logs to identify trends, patterns, and potential performance issues.
• Backup and recovery: Performing regular backups of batch jobs and data, and implementing recovery procedures in case of data loss.
• Documentation: Maintaining detailed documentation of batch processes, procedures, and troubleshooting steps.

• System Monitoring: Continuously monitoring the health and performance of the mainframe system, including CPU utilization, disk I/O, and memory usage.
• Job Scheduling: Scheduling and managing the execution of batch jobs, ensuring timely completion and optimal resource utilization.
• Problem Resolution: Identifying and resolving system issues, such as hardware failures, software errors, or performance bottlenecks.
• Security: Implementing and maintaining security measures to protect the mainframe system and sensitive data.
• Capacity Planning: Analyzing system resource usage and planning for future capacity needs.
• Performance Tuning: Optimizing system performance through configuration changes, software updates, and hardware upgrades.
• Backup and Recovery: Performing regular system backups and implementing disaster recovery procedures.