Penetration Testers

Penetration Testers - Dublin

€55-100k with benefits

Applicants must be able to work in Ireland unrestricted and if not in Ireland willing to relocate

Are you a technically gifted ethical hacker with a passion for breaking things to make them stronger?
Our client is expanding their Offensive Security team and looking for experienced Penetration Testers to lead and deliver high-impact security engagements across complex environments.

In this role, you ll simulate advanced adversaries, uncover critical vulnerabilities, and provide strategic guidance to help organisations build real cyber resilience.

What You ll Do

• Conduct penetration tests across infrastructure, applications, cloud, and APIs.
• Translate technical findings into clear, actionable insights for both technical teams and executives.
• Provide strategic remediation advice to strengthen long-term security posture.
• Develop custom tools, scripts, and PoCs to enhance offensive capabilities.
• Mentor team members and contribute to methodology improvements.
• Support pre-sales and technical scoping (Senior level).

What We re Looking For

• 5+ years in penetration testing or offensive security.
• Strong hands-on experience with tools like Burp, Nmap, Metasploit, Cobalt Strike, Nessus, etc.
• Deep knowledge of OWASP, MITRE ATT&CK, and modern attack techniques.
• Scripting experience (Python, PowerShell, etc.).
• Industry certifications such as OSCP, OSCE, CREST CRT/CCT, GPEN.

Bonus Points For:
Cloud & container testing experience (AWS/Azure/GCP, Docker, Kubernetes), familiarity with standards such as PCI-DSS, ISO 27001, NIST, DORA, NIS2, exceptional communication skills and experience leading client engagements.