Grzegorz T.

Poland · QRadar Specialist / Senior Cybersecurity Specialist · IBM

Maritime University of Gdynia

4 followers

About

Senior Cybersecurity Specialist and QRadar Specialist with extensive experience in the full lifecycle of IBM QRadar platforms, from architecture and deployment to tuning and incident response. Combines a strong offensive security background (OSCP+, CEH) with defensive SOC operations to develop effective detection engineering and threat-hunting strategies. Dual-role expert proficient in both security infrastructure administration and high-pressure incident triage.

Skills

  • IBM QRadar SIEM
  • SIEM Engineering
  • Security Operations (SOC)
  • Threat Detection
  • Incident Response Systems
  • Network Analysis
  • Log Analysis
  • Ethical Hacking Methodologies
  • Linux
  • Bash

16 skills in total

Licenses & Certifications

  • Offensive Security Certified Professional

    OffSec

    Issued May 2025

  • CompTIA CySA+

    CompTIA

    Issued Sep 2025 · Expires Sep 2028

  • CompTIA Security+

    CompTIA

    Issued Sep 2025 · Expires Sep 2028

6 certifications in total

Experience

  • QRadar Admin/Specialist

    IBM

    Aug 2022 — Present

    Poland

  • IBM QRadar Deployment & Operations Support

    Simplicity (B2B)

    Nov 2025 — Jan 2026 Jointly/Future Dated

    Poland

  • IBM QRadar Deployment Consultant

    Blue Energy (B2B)

    Mar 2025 — Apr 2025 Jointly/Future Dated

    Poland

4 experiences in total

Education

  • Maritime University of Gdynia

    BEng in Navigation

    —

  • ZSBO

    IT Technician – Computer Science

    —

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