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Senior Pentester

Senior Pentester

Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you’d like, where you’ll be supported and inspired by a collaborative community of colleagues around the world, and where you’ll be able to reimagine what’s possible. Join us and help the world’s leading organizations unlock the value of technology and build a more sustainable, more inclusive world.

YOUR ROLE

We are looking for a Senior Pentester to join our teams in Lisbon.
In this role you'll be responsible for:

  • Lead pentesting projects in corporate environments, including networks, web applications, APIs, mobile devices, and cloud infrastructures (AWS, Azure, GCP);
  • Define strategies, methodologies, and execution plans aligned with recognized frameworks (PTES, NIST SP 800-115, 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;
  • Act as a mentor for junior profiles and lead internal training sessions.

YOUR PROFILE

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

WHAT YOU'LL LOVE ABOUT WORKING HERE

  • At Capgemini Portugal we have a flexible and dynamic work environment. Flexibility enables a better work-life balance and gives more flexibility to the employee to manage the working hours, as well if he works at the office or remotely, according with the company’s hybrid work policy; 
  •  We have local programs that promote people growth, reskill and new skills development (Career Acceleration Programs); 
  • We promote an empowering environment with autonomy and peers' relationships among the top scores of our Monthly Employees' feedback; Next to this, we also offer an attractive compensation package and benefits such as Health and Life insurance, as well as Referral program with bonuses for talent recommendations and other fringe benefits according with our partnerships in force.  
  • Capgemini Portugal is an equal opportunity employer. We promote equality and dignity in all aspects of recruitment and employment, as well as employment offers and promotions made according with competence and ability or performance, respectively.

ABOUT CAPGEMINI

Capgemini is a global business and technology transformation partner, helping organizations to accelerate their dual transition to a digital and sustainable world, while creating tangible impact for enterprises and society. It is a responsible and diverse group of 340,000 team members in more than 50 countries. With its strong over 55-year heritage, Capgemini is trusted by its clients to unlock the value of technology to address the entire breadth of their business needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fuelled by its market leading capabilities in AI, cloud and data, combined with its deep industry expertise and partner ecosystem. The Group reported 2023 global revenues of €22.5 billion.  

Get the future you want | www.capgemini.com  

Apply now!  

#LI-Hybrid 

Ref. code:  388894
Posted on:  Jan 7, 2026
Experience Level:  Experienced Professionals
Contract Type:  Permanent
Location: 

Lisboa, PT

Brand:  Capgemini
Professional Community:  Cybersecurity

Apply now »