Offensive Security Engineer (Penetration Testing | Red Team | Adversary Simulation)

Thales • Leça do Balio, Porto, Portugal • Posted June 01, 2026

Location Leça do Balio, Porto
Job Type Full time
Category Computer Occupations
Posted June 01, 2026

About the Role

We are looking for a skilled Penetration Tester to support offensive security assessments and incident response activities across enterprise environments.

In this role, you will identify vulnerabilities, simulate real-world attack scenarios, and collaborate closely with DFIR, SOC, and security operations teams. The position combines advanced penetration testing with hands-on support during cyber incidents, threat investigations, and continuous security improvement initiatives.

Key Responsibilities

  • Conduct web, network, cloud, and Active Directory penetration tests using modern offensive security techniques and tools.

  • Support incident response engagements, including forensic analysis, threat hunting, containment validation, and attacker activity reconstruction.

  • Prepare detailed technical reports and executive summaries with clear, actionable ...

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