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Penetration Tester

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Bucharest,  Romania

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Job Description

'We have some of the best «hacker ethics» in the world at the company, with recognized names worldwide in the area of cybersecurity.' (Madalin Dumitru - Founder & CEO Cyber Smart Defence)
Our partners, Cyber Smart Defence, have a thorough approach for the new complex area of cyber protection, becoming a reliable provider of penetration testing and IT security audits.
Stefanini, in collaboration with Cyber Smart Defence, is looking for a dedicated team player who is comfortable with self-direction and inspired by the thrill of finding vulnerabilities within complex IT infrastructures.
For the past years, they have supported the safety of their clients by managing the security of their critical data, assessing vulnerabilities in their systems, and providing visibility over their security posture. A love for finding vulnerabilities and the ability to work in a team is a must.

Job Requirements

Key requirements:
    Excellent technical understanding of various web & mobile applications, frameworks, database technologies, server technology, operating systems, services, and network infrastructure, according to the scoping requirements.
    Real cybersecurity experience in penetration testing of mobile and/or web applications, IT and network infrastructure, by safely utilizing the cyber attacker tools, tactics, and procedures.
    Conduct comprehensive penetration tests on external network systems, identifying vulnerabilities in internet-facing assets such as presentation websites, web applications, and other externally exposed infrastructure.
    Perform internal penetration tests to evaluate the security of our internal networks, identifying potential paths for lateral movement, privilege escalation, and access to sensitive information (Active Directory and others).
    Execute thorough penetration testing on mobile applications across different platforms (iOS, Android) to identify security weaknesses that could compromise user data or app functionality.
    Conduct penetration tests on applications using black box, gray box, and white box approaches to uncover vulnerabilities and provide actionable remediation strategies.
    Stay updated with the latest threats, vulnerabilities, and penetration testing methodologies and tools to enhance testing effectiveness and efficiency.
    Proficiency with penetration testing tools and frameworks (e.g. Burp Suite, Nessus, etc.).
    Excellent problem-solving skills and the ability to think like an attacker to identify potential security threats.
    Document findings, prepare detailed reports for penetration testing projects.
    Good understanding of TCP/IP networking concepts.
    Constant awareness of new security issues.

Nice to have:
    Experience with programming languages (Python, Ruby, PHP, C#, .NET, etc.).
    Relevant certifications such as OSCP, CEH, or similar are highly desirable.

Desired profile: 
    Analytical, motivated, attention to details.
    Capable of solving complex issues.
    Self-driven, interested in reading technology articles and sharing his/her knowledge.
    Able to find the root cause of the cybersecurity issues, exploiting and document it.
    Good time management skills.
    Any Certification is a plus (e.g., OSCP, etc.).

What we offer:
    Being a part of the Cyber Smart Defence – Stefanini Group team, you will work with renowned experts in the cybersecurity field.
    Working within complex projects that are globally extended.
    Competitive salary.
    Professional development opportunities.
    Friendly and collaborative work environment.
    Successful career path.

What's next?
It's best to apply today, because job postings can be taken down and we wouldn't want you to miss this opportunity.
In case you need further information, just send us a message at and we'll be happy to assist!

The preceding job description had been designed to indicate the general nature and level of work performed by employees within this classification. It is not designed to contain or be interpreted as a comprehensive inventory of all duties and responsibilities required of employees assigned to this job.

Diversity & Inclusion:
Here at the Stefanini Group, we value plurality and equity, regardless of race, sexual orientation, disability, age, ancestry, religion, gender, and nationality. We understand and encourage the importance of being you!
About us
We are a Brazilian company with over 35 years of experience in delivering IT services worldwide, ranging from IT outsourcing to application development or IT staffing. We have a direct presence in 41 countries, through our 70 offices located throughout the world. We have managed to become the preferred partner of many small-to-midsize local and regional companies as well. Most of our clients come from industries such as financial services, manufacturing, telecommunications, chemical, services, technology, public sector and utilities.
Stefanini has career opportunities locally and around the world for professionals interested in a vibrant, passionate, team-oriented workplace. If you are a customer-centric person with a "get it done" attitude, come over for coffee and a talk on your future career with us!
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