Junior Penetration Tester | 100% REMOTE - Spain

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Since 2011, SQUAD Group has been a key player in the cybersecurity landscape. We partner with leading organizations to protect their information systems through a comprehensive 360° offering of consulting, integration, expertise, and managed services

Our mission: Securing Together

We believe in a collaborative approach to cybersecurity, where experts and clients work hand-in-hand to anticipate threats and protect critical infrastructure.

As part of our growing team, we're seeking a Senior Security Engineer specialising in Vulnerability Management. Based in Barcelona, this role will put you at the heart of a high-impact security engineering function, building and operating the systems that keep complex, large-scale environments continuously protected.

Your Role

You are a hands-on, curious security tester joining a pentest practice focused on web, mobile, and API applications.



Working alongside senior pentesters on long-running client missions, you'll conduct hands-on assessments, document findings clearly, and grow into more autonomous engagements over time.

Your Responsibilities
- Conduct penetration tests on web applications, APIs, and mobile apps, following OWASP methodologies (OWASP Top 10, ASVS, MASVS).
- Perform manual and tool-assisted vulnerability discovery (Burp Suite, OWASP ZAP, Nmap, and similar tooling).
- Reproduce, validate, and document vulnerabilities with clear technical evidence and business-risk framing.
- Write clear, well-structured pentest reports and executive summaries in English for international clients.
- Support remediation discussions with development teams, explaining findings and validating fixes.
- Contribute to internal methodology, checklists, and knowledge-sharing within the pentest team.
- Work on long-duration client missions, maintaining consist

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