Junior Penetration Tester @Thessaloniki

What Impact will you make?

Are you looking for an opportunity in Thessaloniki that offers you a hybrid working model?

Are you ready to work on large scale projects for industry-leading clients around the world and elevate your career to an international level?

If so, check below for more info about this career opportunity!

You bring passion, we bring opportunities!

#YourOpportunity

Deloitte is a worldwide leader in Professional Services with a presence in more than 150 countries and territories. Since 2018, Deloitte has been operating its Competence Center in Thessaloniki with satellites in the cities of Patras, Heraklion, and Ioannina - which are model hubs of expertise, training, and innovation, specializing in cutting-edge exponential technologies, in which graduates and young professionals undergo immersive experiences, continuous learning, gaining practical insights and hands-on training that empower them to navigate the complexities of the digital landscape.

Deloitte is an ideal working environment for both young and senior professionals who want to take the next step in their careers, offering them a supportive and international working environment that leverages their expertise and potential. Its corporate culture is based on trust and collaboration and ensures diversity and inclusion so that everyone feels part of a great team.

We are currently seeking for ambitious team players to become part of our Cyber Defense & Resilience team within our Technology & Transformation department in Thessaloniki.

#YourServiceLine: Technology & Transformation

Our Technology & Transformation teams empower organizations to navigate the future through technology-driven business transformation. Combining deep industry knowledge with cutting-edge technology, we deliver tailored solutions that drive innovation, enhance efficiency, promote cybersecurity, and foster sustainable growth.

#AboutYourTeam

Our Offensive Security Team specializes in identifying, testing, and breaching security boundaries to build unyielding resilience. We simulate sophisticated real-world attacks across hybrid infrastructures and cloud platforms to expose vulnerabilities before they can be exploited. Quite simply, we provide the adversarial perspective, delivering rigorous penetration testing and red teaming engagements that stress-test our clients' defenses to give them the ultimate edge.

Join us and you could find yourself working on everything from targeted strategic vulnerability assessments to multi-year, complex red team simulations for major organizations, delivering bespoke exploit chains and innovative remediation roadmaps to tackle tomorrow’s threats today. In short, you will break solutions to help our clients build them stronger, meeting evolving business requirements while growing your team through building high-impact propositions and demonstrating thought leadership in the offensive space.

#Core Responsibilities

• Perform technical security testing across various perimeters including Web, Mobile, API, and Network infrastructures to identify vulnerabilities.
• Support the execution of Penetration Testing and Red Teaming activities, following structured methodologies such as OWASP and NIST.
• Analyze and exploit security flaws to demonstrate real-world impact, mapping findings to the MITRE ATT&CK framework.
• Assist the development, configuration, and management of automated scanning tools, manually validating results to eliminate false positives.
• Contribute to technical reporting and remediation tracking, helping clients understand how to effectively patch and mitigate identified risks.

#OurRequirements

• Academic background (BSc and MSc) related to Information Technology, Computer and Data Science, Business Informatics, Engineering. We also welcome graduates with a business background, who have major in Information Systems Management or any other IT-related major.
• Able to manage office automation tools, such as MS Excel, MS PowerPoint, MS Access
• Excellent command of the Greek and English language
• Very good knowledge of Italian and other languages will be considered a plus
• Strong interest for Offensive Security with active participation in CTFs (e.g., Hack The Box, TryHackMe)
• Theoretical knowledge of Cloud, Infrastructure, Mobile, API, and Web architectures from an offensive security and exploitation perspective.
• Proficiency in scripting and code analysis (e.g., Python, Bash, C#) for exploit automation and vulnerability testing.
• Relevant certifications such as OSCP (Offensive Security), CPTS (Hack The Box), or BSCP (PortSwigger) are highly preferred.
• Analytic mindset
• Good interpersonal and communication skills
• Aptitude to the team working
• Client Orientation

If you're ready to take your career to the next level in a challenging international environment, focusing on continuous learning and dynamic teamwork, both in Greece and abroad, you're ready for Deloitte!

#WhatWeOffer

At Deloitte, we know that great people make a great organization. We value our people and offer employees a broad range of benefits:

• 🏠 Modern hybrid workplace, characterized by flexibility and Smart Working
• ⚖ Empowered well-being: We provide multiple program offerings to support your well-being needs (flexible working arrangements, extra days of leave, parental allowances)
• 🌍 Engagement within international large-scale teams and projects, with opportunities to travel for training or client purposes.
• 📚 Constant opportunities for learning with unlimited access to internal and external learning platforms and sponsored certificates aligned with business needs and technology trends
• 🚀 Challenging and innovating environment where personal development and growth are encouraged, always with transparency and trust
• ? Diverse culture and active communities that enable you to bring yourself to work
• 🎉 Team Building and Corporate Social Responsibility Activities
• 🏃 A buddy to support you with your onboarding
• 🌴 Extra days of annual leave
• ⚕ Private medical health insurance plan
• 💳 Ticket restaurant card
• ? Exclusive Discounts to several retail providers, restaurants and others
• 📱 Mobile phone
• 🍏 Fresh fruits and unlimited coffee everyday at our offices

Please note that all the well-being benefits mentioned above are subject to annual review

Sounds like the sort of role for you? Apply now.

Location: Thessaloniki