Senior Pentester

We are looking for a Senior Pentester with a strong record of pentesting engagement to integrate our Security Operations Centre. You will take part in stimulating offensive assignments which will include technical security assessments for different environments including applications (web, API, …), infrastructure, network and internet of things.

As a Senior Pentester, you will play a crucial role in identifying and mitigating security vulnerabilities across different environments.

You will conduct stimulating penetration tests or red teaming exercises, analyze security risks, and provide actionable recommendations to enhance the security posture of our clients.

Here are just a few of the responsibilities you should take on:

• Perform applications, API’s, infrastructures, networks/cloud and internet of things penetration testing and red teaming exercises,
• Conduct reverse engineering of binaries, or obfuscated code to identify vulnerabilities and security risks
• Identify, analyze, and exploit security vulnerabilities in accordance with industry standards (OWASP, MITRE ATT&CK, NIST, etc.),
• Provide detailed reports on findings, including risk assessments and remediation recommendations,
• Stay up to date with the latest cybersecurity threats, attack techniques, and security best practices and tools,
• Use your knowledge to continually improve the tools
  , techniques and procedures used by your team,
• Contribute to market development by developing a business/commercial approach towards potential customers and ensuring external visibility (which can take various forms, such as presence at trade shows, conference presentations, use cases, creation of CTFs, participation in networking groups, etc).

• Minimum 5 years of experience in pentesting and red teaming activities,
• A true passion for ethical hacking: pentesting exercices on platforms such as Hack The Box, Try Hack Me, or participation in CTF’s, or technology watch (whitepapers, blogposts, …), etc
• An excellent spoken and written English.
• A strong knowledge of
  • Web application and network/infra security testing
  • Network concepts and architecture,
  • Penetration testing tools such as Burp Suite, Nmap, Wireshark, Net Exec, Responder, Certify, …
  • Scripting and automation using Python or Bash or any programming language
    .

• Your ability to speak/write/understand French or Dutch at a professional level remains a strong plus.
• Your information security certifications such as: OSCP, CRTO, eCPPT, OSCE, or other red teaming/pentesting certifications
• Your knowledges on one of these technologies :
  Cobaltstrike, Mythic
• Your experience on mobile security testing projects.
• Curiosity
  :
  Ethical hacking is constantly evolving—new vulnerabilities, new tools, new methodologies… The good Senior Pentester you are loves to dig, test, experiment, and continuously learn.
• Deep analytical skills and problem-solving
  : A pentest is like a puzzle. You need to analyze a system, identify potential weaknesses, and find attack paths that others might not have considered.
• Clear and impactful communication – You know that a great security report isn’t just about listing vulnerabilities; it’s about telling a story that makes sense to non-technical stakeholders. You translate complex findings into clear, actionable insights.
• Team spirit – Cybersecurity is a team effort. You share knowledge, discuss trends, and support your teammates, knowing that collaboration makes everyone stronger.
• Integrity above all – You handle sensitive information with the highest level of confidentiality and professionalism—trust is at the core of everything you do.
• Last but not least, we would like you to become an ambassador for the professional values that are at the heart of our philosophy:
  • TOP-NOTCH
  • HUMAN-CENTRIC
  • NO-NONSENSE

• Join a dynamic and fast-growing company in a booming sector
• Participate in the development of the company as a co-creator of innovative solutions
• Develop your career path and add top-level trainings and certifications to your CV
• Benefit from an attractive salary package, including a full range of benefits:
  • Mobility budget you can use for a company car (electrical) or other…