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Capgemini

Global consulting, technology services, outsourcing

Senior Pentester

Offensive Security & TestingConfirmed live in the last 24 hours
Full-timeLisbon, Portugal

About the Job

Requirements

  • At least 8 years of experience in penetration testing and offensive security, including leadership of complex projects.
  • Advanced proficiency with Burp Suite, Metasploit, Nmap, Nessus, Wireshark, and Cobalt Strike.
  • Deep knowledge of network protocols, Linux and Windows operating systems, Active Directory, and enterprise architectures.
  • Proven experience in security testing in cloud environments (AWS, Azure, and GCP) and containers (Docker and Kubernetes).
  • Ability to program and develop exploits using Python, C, Java, or PowerShell.
  • Experience with test automation and integration into CI/CD pipelines.
  • Familiarity with attack frameworks such as MITRE ATT&CK and with advanced evasion techniques.
  • Familiarity with risk management and compliance.
  • Fluency in English at a minimum C1 level.

Responsibilities

  • Lead penetration-testing projects in corporate environments, including networks, web applications, APIs, mobile devices, and cloud infrastructures (AWS, Azure, and GCP).
  • Define strategies, methodologies, and execution plans aligned with recognized frameworks such as PTES, NIST SP 800-115, and OWASP.
  • Perform advanced attack simulations (Red Teaming), scenario-based tests, and security assessments in hybrid architectures.
  • Produce technical and executive reports with prioritized recommendations and mitigation plans.
  • Support internal teams in implementing corrective measures and continuous improvement.
  • Participate in technical meetings and workshops with stakeholders.
  • Contribute to the evolution of offensive security practices and the development of internal playbooks.
  • Integrate security into CI/CD pipelines and support DevSecOps initiatives.
  • Automate tests and create scripts to increase efficiency and coverage.
  • Apply attack frameworks such as MITRE ATT&CK in advanced simulations.
  • Mentor junior profiles and lead internal training sessions.

About the Company

Capgemini

Global consulting, technology services, outsourcing

Capgemini provides consulting, technology services, and outsourcing to help organizations transform digitally. Its offerings include strategy and transformation consulting, system integration, application development, IT infrastructure management, and managed IT operations. It differentiates itself with a global presence in over 50 countries and a focus on applying AI, cloud, and cybersecurity to real business problems. Its goal is to help clients navigate digital transformation and improve efficiency and innovation through tailored, contract-based or managed services.

Company size
10,001+
Company stage
IPO
Headquarters
Paris, France
Founded
1967

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