Junior Penetration Tester | 100% REMOTE - Spain Se pueden requerir diversas habilidades interpersonales y experiencia para el siguiente puesto. Por favor, asegúrese de consultar la descripción a continuación con atención.
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 seekin g a Senior Security Engineer specialising in Vulnerability Manage ment. 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 missio

📌 Penetration Tester (Monterroso)
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📍 Monterroso