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September 29, 2026

Cyber Security Engineer

Senior • On-site

Warsaw, Poland

Quick Facts

  • Role: Cyber Security Engineer (Mid+/Senior)

  • Focus: Development, maintenance, and improvement of security solutions for telecom/IT/cloud and customer data

Description

You will maintain, develop, and optimize cybersecurity solutions protecting IT infrastructure, networks, cloud environments, and customer data. The role includes threat analysis, implementing and configuring protection mechanisms, and monitoring security posture with incident and event analysis. You will also support vulnerability management, participate in security architecture work for new services, and contribute to security testing, documentation, and standards.

Requirements

  • Minimum 3 years of cybersecurity experience

  • Technical higher education (computer science, telecommunications, cybersecurity or related)

  • Strong knowledge of network security, operating systems, and applications

  • Experience administering or maintaining security solutions

  • Experience with security technologies: NGFW firewalls, IDS/IPS, EDR/XDR, WAF, VPN, SIEM/SOAR

  • Knowledge of vulnerability management and risk analysis

  • Ability to analyze security logs and events

  • Knowledge of TCP/IP, DNS, HTTP/S, SSL/TLS protocols

  • Ability to script/automate tasks (PowerShell, Python, or Bash)

  • Communicative English

  • Plus: cloud experience (Azure/AWS/Google Cloud)

  • Plus: Microsoft Defender, Microsoft Sentinel, Microsoft Purview, or Entra ID

  • Plus: Zero Trust Architecture knowledge

  • Plus: telecommunications industry experience

  • Plus: NIST CSF, CIS Controls, ISO 27001

  • Plus: relevant certifications (Security+, CEH, SC-200/SC-300, AZ-500, CISSP, GIAC)

Benefits

  • Opportunity to have a real impact on the protection of a major telecommunications environment in Poland

  • Collaborative work with infrastructure, network, cloud, and software development teams

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