Security Engineer
Penetration Tester (Ethical Hacker) | Romania
Bucharest
Apply on the employer's siteRole description
Description & Requirements
Who we are looking for
Are you passionate about cyber security challenges associated with threats and vulnerabilities, in the IT industry? Are you passionate to continuously learn and develop yourself and others? Are you interested in a role that offers the opportunity to support and work with large international clients and conduct penetration testing in highly sensitive and complex environments? If yes, then Deloitte’s Cyber team could be the place for you! We are looking for an experienced penetration tester, who is open to learn and develop new methodologies and techniques. You will be part of a large team of penetration testers who will support you in your learning and knowledge building.
- 2+ years of experience in Penetration Testing, Offensive Security, Red Teaming, or a similar role
- Solid coding skills in scripting languages (e.g., Python)
- Solid knowledge web/mobile/binary applications security, and common attack vectors
- Solid knowledge in internal/external infrastructure testing
- Strong communication skills—you can explain technical findings to both engineers and business stakeholders.
Nice to have
- Purple Team/Red Team engagements
- AI-assisted development tools (GitHub Copilot, Claude Code, OpenCode, PI etc.)
- AI/LLM security testing
- German language
Your future role
- Lead
end-to-end penetration testing
engagements across web applications, APIs, cloud environments, binary applications and internal/external infrastructure. - Simulate real-world attacks to identify
security risks
before they become threats. - Mentor junior penetration testers and help grow a high-performing offensive security team.
- Develop custom tools, scripts, and automation to make penetration testing smarter and more scalable.
- Design and improve
penetration testing processes
, workflows, and internal platforms. - Deliver clear, actionable reports that help technical and business stakeholders understand and mitigate risk.
- Stay ahead of the latest vulnerabilities, attack techniques, and emerging security trends.
What we offer
- Opportunities for professional growth, including mentoring, conferences, training, and certification.
- A supportive, collaborative, and motivational work environment.
- Involvement in the development of innovative applications.
- A wide range of benefits and the stability of working with a reputable company.
- Be part of a large penetration testing team with like-minded deeply technical people
Selection process
1 step - Pre-screen with recruiter (15 min);
2 step - Technical interview (1 hour) - online;
3 step - Professional interview with Team Leaders (1 hour) - online;
4 step - Welcome on Board!
About Deloitte
Deloitte is a variety of people, experience, industries and services we deliver in
150 countries of the world
. It is an intellectual challenge, a good starting point for your career, and an excellent opportunity for continuous development and gaining valuable life experiences. What you only must do is to take the first step – press the apply button and send us your CV, go through all the stages of the recruitment process and sign a contract with us. Deloitte is
simply your best choice.
About the team
Our team is a diverse group of
cybersecurity professionals
passionate about safeguarding organizations from evolving threats. We bring together experts in
incident response, threat detection
, and
vulnerability management
to create innovative security solutions. With a focus on collaboration and continuous improvement, we work closely with global clients to solve complex challenges and enhance their security posture.
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