We are looking for an experienced and hands-on Senior Penetration Tester to support a high-impact international cybersecurity program. In this role, you'll work closely with a specialized security team to perform advanced penetration testing activities on critical infrastructure and applications, helping strengthen the digital resilience of complex environments.
Your responsibilities
Conduct comprehensive web, infrastructure, and application-level penetration testing (COTS, Gots, custom-built systems)
Participate in kick-off and review meetings with technical and executive stakeholders
Produce clear and structured technical reports (executive summaries, technical findings, and remediation plans)
Brief both technical and high-level audiences, including decision-makers, on the outcomes of your testing
Identify, exploit, and report vulnerabilities and architectural security weaknesses
Support responsible disclosure processes in case of zero-days or sensitive discoveries
Contribute to security design reviews and ensure compliance with internal policies and international standards
Collaborate proactively with internal and external security stakeholders
Continuously track emerging technologies and threats relevant to penetration testing
Follow agile methodologies in 1-week sprints, reporting on progress and deliverables
Your profile
Bachelor's degree in IT or equivalent field OR 10+ years of relevant hands-on experience.
At least 3 years of experience in:
Penetration testing (web apps, IT infrastructure, protocols)
Network/system administration (Unix, Windows)
Vulnerability assessments, exploit development, malware behavior
Strong scripting skills (e.g., Python, PowerShell, Bash)
Deep technical knowledge in authentication protocols, application security, cryptography, and secure architecture
Ability to evaluate security risks and propose effective mitigations
Proven ability to communicate findings to both technical and non-technical stakeholders
Excellent written and spoken English (working language)
Must hold a valid NATO Secret security clearance. Unfortunately, candidates without this clearance cannot be considered due to the nature of the mission
Certifications (a plus):
OSCP, OSCE, Oswe, GPEN, GWAPT, Crest, GXPN, or equivalent
Knowledge of risk analysis methodologies (e.g., EBIOS, Octave, etc.)
Experience in military, governmental, or international environments is a strong asset
Join a team where your expertise directly contributes to protecting vital operations and infrastructure.
Apply now and take the next step in your cybersecurity career with ABAKUS IT-solutions.
We're excited to hear from you!