Penetration Tester - Security Tech Tribe

Testing

Penetration Tester - Security Tech Tribe

Testing
Full-time
B2B
Senior
Hybrid

Job description

Opis stanowiska

  • Examine the source code to find flaws and vulnerabilities

  • Carry out manual penetration testing, highly technical and analytical security evaluations, source code and configuration reviews

  • Perform network pentests

  • Assist in the organized coordination of security testing projects, including the preparation of test plans, test cases, test results, and vulnerability mitigation techniques

  • Assist in tracking down security flaws, fixing them, and their risk acceptance

  • When necessary, code simple proof-of-concept attacks for vulnerabilities

  • Evaluate business requirements and design specifications to determine probable misuse scenarios and determine product release risk and complexity

  • Conduct assessments of new security testing technologies and offer suggestions

  • Follow news sources related to the security sector and stay current with advancements, research, and events

  • Take part in team discussions to create new or improve current standards and practices

  • Analyze potential malware samples

  • Conduct reverse engineering

  • Delve into the world of red teaming

  • Mentor junior team members


Wymagania

  • 5+ years of prior demonstrable hands-on experience in penetration testing.

  • Solid and demonstrable knowledge of scripting and programming

  • The capacity for critical thinking and ability to formulate and communicate the issues and effects that have been identified

  • Penetration testing know-how of web applications using the Black-Box, Grey-Box, and White-Box techniques

  • Applying testing methodologies as necessary to technologies and risks; understanding the business context and significance of technical penetration testing findings

  • Possessing the flexibility and entrepreneurial spirit

  • Self-discipline and time management skills

  • Proven aptitude at resolving difficult technical issues

  • A thorough understanding of Linux and Windows platform security models

  • Knowledge of the containers world and of the cloud

  • Working understanding of both manual and automated testing techniques for performing penetration tests on widely understood infrastructure

  • The capacity to comfortably converse on cyber security topics in a natural manner with both technical and non-technical audience

  • Excellent awareness of security implications and challenges related to TCP/IP

  • Comprehensive knowledge of network protocols including the wireless ones

  • Strong understanding of Kali operating system and in particular tools such as: Burp, Metasploit, Meterpreter, Hashcat, IDA


Nice to have:

  • OSCP, OSEP, CPTS, BSCP, CISSP certifications

  • Cloud Services know-how (AWS, GCP, AZURE)

Tech stack

    penetration testing

    master

    Linux

    advanced

    Windows

    advanced

    TCP

    advanced

    TCP/IP

    advanced

    IP

    advanced

    burp

    advanced

    Metasploit

    advanced

    Meterpreter

    advanced

    Hashcat

    advanced

Office location

Published: 09.01.2026

About the company

T-Mobile Polska S.A.

Jako jedni z pierwszych udostępniliśmy na rynku sieć 5G, oferujemy najlepszej jakości usługi mobilne, a dzięki kilkunastu Data Center zapewniamy całe spektrum usług ICT. Oferujemy wiele usług z zakresu rozwiązań chmurowy...

Company profile

Penetration Tester - Security Tech Tribe

Summary of the offer

Penetration Tester - Security Tech Tribe

-, Warszawa
T-Mobile Polska S.A.
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