Pentester

Pentester

Location:
Luxembourg Languages : English

Responsibilities:
Translate client requirements into technical specifications. Define attack scenarios and execute penetration tests on target environments. Conduct internal security exercises within the company. Produce high-quality reports including vulnerability analysis, root cause identification, and actionable remediation plans. Provide recommendations to mitigate risks associated with discovered vulnerabilities. Stay up-to-date with emerging attack techniques, new threats, vulnerabilities, and innovative testing contexts. Contribute to the development and expansion of the company’s service portfolio.

Your Profile
Master’s degree or higher in IT or Information Security. Minimum 5 years of professional experience in cybersecurity/ethical hacking. Strong knowledge of Offensive Security methodologies and frameworks (PTES, MITRE ATT&CK, TIBER-EU). Proficient in one or more programming languages (C, C++, C#, Rust, Go, etc.). Demonstrated ability to bypass behavioral detection of modern EDR/xDR solutions (CrowdStrike, SentinelOne, Microsoft Defender for Endpoint, etc.). Hands-on expertise in bypassing web application firewalls (Cloudflare, AWS WAF, etc.). Practical experience with APT tactics, techniques, and procedures. Proven experience in penetration testing hardened or restricted enterprise environments. Reverse engineering skills are a plus. Fluency in French and English required; knowledge of German or Luxembourgish is an asset. Interested in this opportunity? Feel free to apply or send us your updated CV at anne-catherine.son@cyberr.ai and morgane.zimmer@cyberr.ai