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Network Security Engineer - Security Tech Tribe @ T-Mobile Polska
  • Warsaw
Network Security Engineer - Security Tech Tribe @ T-Mobile Polska
Warszawa, Warsaw, Masovian Voivodeship, Polska
T-Mobile Polska
21. 5. 2025
Informacje o stanowisku

Joining T-Mobile will offer you the space to develop yourself professionally and personally! You will join a team that is willing to share knowledge and is counting on you to do the same.


Technical Skills & Experience

  • 3–5 years of hands-on experience in network and security engineering roles.
  • Strong knowledge of network protocolsrouting and switchingTCP/IPUDPBGPOSPF, etc.
  • Experience with SSE, firewallsVPNsIDS/IPS, and next-generation security appliances (e.g. Cisco ASA/FTD, Palo Alto, Fortinet, Zscaler).
  • Ability to design, implement, and monitor secure network infrastructure (LAN/WAN/Wi-Fi).
  • Familiarity with SIEM platformslog analysis, and security monitoring tools.
  • Knowledge of NAC (Network Access Control)DDoS protection, and load balancing technologies.
  • Understanding of Zero Trust Architecture and network segmentation.
  • Hands-on experience with network troubleshooting tools (Wireshark, NetFlow, tcpdump).

Security Mindset & Best Practices

  • Deep understanding of cyber threatsnetwork-based attack vectors, and defense mechanisms.
  • Knowledge of relevant compliance standards (e.g. ISO 27001, NIST, DORA, GDPR).
  • Ability to perform risk assessmentsvulnerability scans, and incident response related to network-level threats.
  • Familiarity with change management and patch management processes.

Nice to Have

  • Experience in cloud networking security (AWS, Azure, GCP).
  • Scripting knowledge (e.g. Python, Bash) to support automation tasks.
  • Experience working in regulated industries (e.g. finance, healthcare, telecom).
  • Exposure to OT/ICS security environments is a plus.

Joining T-Mobile will offer you the space to develop yourself professionally and personally! You will join a team that is willing to share knowledge and is counting on you to do the same.

,[Design, implement, and maintain secure network infrastructure (LAN, WAN, Wi-Fi) in alignment with industry best practices., Configure and manage network and security devices including firewalls, VPNs, IDS/IPS, and SSE platforms (e.g., Cisco ASA/FTD, Palo Alto, Fortinet, Zscaler)., Monitor and analyze network traffic and security logs using SIEM platforms and tools such as Wireshark, NetFlow, and tcpdump., Ensure a high level of security through the application of Zero Trust Architecture, network segmentation, and Network Access Control (NAC)., Implement and support DDoS protection solutions and load balancing technologies., Identify, assess, and respond to network-level threats, including conducting vulnerability scans and risk assessments., Ensure compliance with relevant standards and regulations (e.g., ISO 27001, NIST, DORA, GDPR)., Participate in change management and patch management processes., Maintain a strong security mindset and stay updated on emerging cyber threats, attack vectors, and defensive mechanisms. Requirements: Network protocols, TCP, UDP, BGP, IPS, Security, Cisco, Palo Alto, Fortinet, LAN, WAN, Wi-Fi, Load balancing, Segmentation, Wireshark, ISO, NIST, GDPR, Bash, Cloud, Networking, AWS, Azure, GCP, Python, Bash

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  • Chief security officer Warszawa
  • Pracownicy uczelni w Polsce Warszawa
  • Doradca podatkowy w Polsce Warszawa
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