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Penetration Tester

AI2CYBER

Athens, Attica, Greece Remote permanent

Posted: February 20, 2026

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Quick Summary

A Penetration Tester is responsible for conducting penetration testing and vulnerability assessments to identify security risks and threats in various technologies, including web applications, networks and operating systems.

Job Description

We are seeking highly motivated and experienced Penetration Testers based in Greece to join our team at various levels of seniority.
If you have a passion for cybersecurity and enjoy staying ahead of the latest trends and technology, then this is the perfect opportunity for you!

Responsibilities

• Conduct penetration testing and vulnerability assessments to identify security risks and threats.
• Develop and execute security testing plans and procedures.
• Identify and exploit vulnerabilities in a wide range of technologies, including web applications, networks and operating systems.
• Develop and maintain custom tools and scripts for penetration testing.
• Conduct social engineering assessments to identify potential security weaknesses.
• Collaborate with clients to understand their security needs and provide recommendations on how to improve their security posture.
• Participate in incident response activities and support clients during security incidents.
• Continuously research and keep up-to-date with emerging security threats, trends and best practices in penetration testing.
• Provide mentorship and guidance to junior team members, when applicable.

Requirements

• Strong knowledge of penetration testing methodologies and tools.
• Experience with manual and automated penetration testing techniques.
• Experience with performing penetration testing on cloud-based environments such as AWS, Azure and Google Cloud Platform.
• Familiarity with container security and experience in testing containerized applications.
• Familiarity with industry standard frameworks such as OWASP and NIST.
• Familiarity with compliance and regulatory requirements such as PCI-DSS, HIPAA, and GDPR.
• Knowledge of Mobile Application Security Testing (MAST) and experience in testing mobile applications on both iOS and Android platforms.
• Understanding of secure coding practices and ability to perform code reviews to identify security vulnerabilities.
• Knowledge of network and web application security testing.
• Excellent problem-solving and analytical skills.
• Strong project management skills and the ability to manage multiple projects simultaneously.
• Ability to work under pressure and meet tight deadlines while delivering high-quality work.
• Strong communication skills.

Preferred Certifications

We encourage all candidates to have relevant certifications and will prioritize those who hold the following certifications:

• Offensive Security Certified Professional (OSCP)
• GIAC Penetration Tester (GPEN)
• Certified Penetration Testing Consultant (CPTC)

or any other related certifications.

Benefits

• Highly competitive salary reviewed upwards on a regular basis.
• Working from home: Hit your goals from the comfort of your home because we value performance, not the place.
• Participation in state-of-the-art project and tech challenges and participation in large-scale projects.
• Yearly performance bonus to reward good performance and hard work.
• Personal and professional development, amongst industry experts and talented people.
• Continuous learning, having access to board resources.
• Onboarding plan and training so that you have a smooth induction and feel confident and ready to take over your new role.
• Equipment support so you have all the tools to do effectively and efficiently your work.
• No dress code as we want you to be as comfortable as possible.

At AI2CYBER, we are a cybersecurity firm dedicated to providing cutting-edge solutions to protect businesses and individuals from evolving cyber threats. Our mission is to empower organizations to navigate the complex cybersecurity landscape with confidence. We believe that by combining robust security solutions, continuous improvement, and a proactive mindset, we can help our clients stay one step ahead of cyber attackers. We are committed to building a safer digital world and are passionate about making a positive impact in the industry.

This is a full-time position with competitive salary and benefits. If you have a passion for Penetration Testing and are looking for an exciting opportunity to work with cutting-edge technology, we would love to hear from you!

Note: All applications will be treated with strict confidentiality.

To apply, please send us your CV at [email protected]


Requirements:
This position in available only for Greek residents.

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