Pentester, Randstad

Randstad

Location:
Portugal

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Not provided

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Job Description:

As a pentester, your role will be to perform and lead the penetration testing on global IT infrastructure. You are part of the Randstad Global Offensive Security Team and will engage in activities ranging from traditional penetration testing to advanced Red Teaming exercises. You will collaborate closely with developers, infrastructure teams, and incident response teams to identify vulnerabilities, propose solutions, and improve security.

Job Responsibility:

Lead pentest-projects on network & infrastructure assessments
Develop and maintain Red Teaming scenarios and attack simulations based on current threat intelligence
Collaborate with incident response teams (blue team) to improve detection and response capabilities based on Red Team findings
Provide detailed reports on Red Team activities, including recommendations for improving the organization's security posture
Analyze vulnerabilities and penetration test findings, propose remediation strategies and security requirements, help to mitigate security vulnerabilities at each layer
On a day-to-day basis, contribute to the security community, ensure support and follow-up with the application development and infrastructure teams on resolving the vulnerabilities found
Research on the latest security best practices and technologies, stay aware of any new threats and vulnerabilities and share the information and impact within the team and the Group
Mentor and train less experienced team members

Requirements:

You have a strong Hacker Mindset
At least 5 years of relevant working knowledge and experience in the IT field
Experience with conducting adversary simulations and Red Teaming exercises
Strong understanding of OWASP, penetration testing methodologies, security standards and best practices
Network penetration testing and manipulation of network infrastructure
Ambition to lead pentesting projects and services
Ability to work with an international environment and to team up with other security and development teams
Good communication skills in English
Knowledge of MITRE ATT&CK framework and its application in Red Teaming engagements
Experience on developing, extending, or modifying exploits, shell code or exploit tools

Nice to have:

Experience with Purple Teaming
Certifications with a focus on Red Teaming and adversary simulation, such as GIAC GXPN, are highly desirable
Master Degree (or equivalent) in Information Security / Cyber Security
Certificates related to competence offensive security - (e.g. OSWE, OSCP, CEH, GIAC GPEN, GIAC GXPN, EC-Council LPT)
Experience in developing applications
Knowledge of cloud security best practices for AWS and GCP
Ability to read and understand code (Java, Python, React/Angular)

What we offer:

Competitive salary
Job security
Great work-life balance
Instant network where everyone wants you to succeed
Wide range of learning and development opportunities
Work with great people and open-minded, entrepreneurial, and vibrant company culture
Ability to develop all different offensive security skill sets
Opportunity to participate in advanced Red Teaming exercises and contribute to the development of cutting-edge offensive security techniques
Exposure to a wide range of security challenges
Access to a wide range of training and education programs

Additional Information:

Job Posted:
May 31, 2025

Expiration:
July 31, 2025

Employment Type:

Fulltime

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