Overview

As a Senior Pentester, you will lead offensive security assessments and design realistic attack scenarios using MITRE ATT&CK;, guiding audit projects for organizations aiming to understand vulnerabilities before real attackers exploit them. You will work across web, mobile, network, cloud, AD, and AI-based systems, and participate in Red Team and Purple Team exercises to boost detection and response. You will translate findings into practical mitigation and contribute to risk-focused reports for technical and business audiences.

This role offers collaboration with cross-functional teams and a chance to shape security practices at scale.

Compensaciones / Ventajas hybrid work model remote work up to 8 weeks/year flexible working hours relocation package training opportunities wellbeing program

Responsabilidades Lead penetration tests in complex corporate environments

Participate in Red Team exercises and apply evasion against EDR, XDR, WAF, and AVs

Identify vulnerabilities, assess impact and propose mitigations

Develop or adapt offensive tools and automations (Python, Bash, PowerShell)





Produce technical and executive risk-focused reports

Present findings to technical and business audiences

Manage audit projects, including scope, timelines and deliverables

Requisitos principales 5+ years in penetration testing (web, mobile, network, cloud, AD, Wi-Fi)

Experience in Red Team operations

Advanced knowledge of Burp Suite, Nmap, Metasploit or C2 frameworks

Automation of offensive tasks via scripting (Python, Bash, PowerShell)

Experience producing technical and executive risk reports

Strong communication and clear presentation of results

Experience managing cybersecurity or technical audit projects

Offensive certifications (OSCP, OSEP, OSWE, eCPPT, CRTP or equivalent)

Knowledge of PTES, MITRE ATT&CK;, OWASP

Experience assessing security in AI/LLM-based systems (OWASP Top 10 for LLMs)

Strong communication

Independent leadership

Cross-functional collaboration

Burp Suite

Nmap

Metasploit

📌 Senior pentester (Madrid)
🏢 GMV
📍 Madrid