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Capgemini

Global consulting, technology services, outsourcing

Senior – Penetration Tester

Offensive Security & TestingUpdated on Nov 14
Full-timeUtrecht, NetherlandsNo salary listedIn-person

About the Job

Requirements

  • At least 3 years of experience in penetration testing or a comparable offensive security role.
  • A completed HBO or WO education, preferably in a technical direction.
  • At least one relevant certification, such as OSCP, OSWA, CPTS, CWES, or equivalent.
  • Experience with commonly used tools including Burp Suite, Nmap, Metasploit, Nessus, and Wireshark.
  • Ability to motivate, coach, and support colleagues in their development.
  • Willingness and motivation to share knowledge actively within the team and with other disciplines.
  • Interest in contributing to process improvement, quality assurance, and professionalizing the team's approach.

Responsibilities

  • Conduct varied IT security assessments, including web application and API penetration tests, infrastructure and network penetration tests, cloud security tests across Azure, AWS, or GCP, social engineering and phishing simulations, red teaming, and adversary simulation.
  • Create security awareness among clients through awareness sessions, security workshops, and live hacking demonstrations.
  • Run and interpret partly automated vulnerability scans and manually validate findings.
  • Advise on technical IT security topics such as patching, hardening, architecture, and configuration, as well as nontechnical topics such as processes, governance, and awareness.
  • Prepare clear reports that explain risks and recommend practical improvements.
  • Share knowledge within the team and contribute to the further professionalization of offensive security services.
  • Work closely with the Blue Team and security architects to translate findings into improved detection, defensive measures, and architecture choices.
  • Support clients by transferring knowledge, discussing risks, and helping improve their digital resilience.

Desired Qualifications

  • Deep, demonstrable expertise in cloud security or red team tradecraft is a strong advantage.

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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