We're seeking a Senior Penetration Tester on behalf of a South Dublin In this role, you'll help strengthen their organisation's security posture through thorough security assessments and ethical hacking.

Key Responsibilities Lead complex penetration testing engagements across web applications, networks, cloud infrastructure, and mobile applications Develop and execute comprehensive test plans aligned with industry frameworks (OWASP, NIST, MITRE ATT&CK) Perform vulnerability assessments, security architecture reviews, and threat modeling Document findings, create detailed technical reports, and present results to both technical and non-technical stakeholders Mentor junior security team members and contribute to the development of internal testing methodologies Collaborate with development and operations teams to validate security fixes and improve security practices Required Qualifications 5+ years of hands-on penetration testing experience Strong knowledge of network protocols, web technologies, and common security vulnerabilities Proficiency in security testing tools (Burp Suite, Metasploit, Nmap, etc.) Experience with scripting languages (Python, Bash, Power Shell) Relevant certifications (e.g., OSCP, GPEN, CEH) Excellent written and verbal communication skills Strong analytical and problem-solving abilities Preferred Qualifications Cloud security testing experience (AWS, Azure, GCP) Mobile application security testing experience Knowledge of secure development practices and SDLC Experience with red team exercises and advanced persistent threat (APT) simulation Additional certifications (OSCE, GXPN, CISSP) Experience in writing custom security tools and exploits For more information on this role please call Brian on or send updated CV to Skills: Senior Penetration Tester