We are looking for a Cybersecurity Specialist responsible for conducting penetration tests to validate security controls across systems and environments.
Required Skills
- Offensive Security & Validation: responsible for conducting penetration tests, red , blue and purpleteaming exercises, and adversary simulations to identify vulnerabilities and validate security controlsacross systems and environments.
- Detection Engineering & Threat Validation: leverages Microsoft Defender and Microsoft Sentinel to analyze security events, simulate attack patterns, and validate the effectiveness of existing detectionand response mechanisms.
- Cyber Resilience & Incident Preparedness: supports the enhancement of cyber resiliencecapabilities by identifying gaps in incident response, recovery processes, and detection coverage.Contributes to improving organizational readiness against cyber threats.
- AI-driven Security Enablement: explores and implements AI-based use cases in offensive securityand threat detection, including automation, anomaly detection, and intelligent threat analysis.



Drivesinnovation in applying AI within cybersecurity.
- Threat Analysis & Intelligence: analyzes emerging threats, attack vectors, and adversary techniquesto proactively strengthen defensive measures and align with industry frameworks such as MITREATT&CK.;
- Collaboration & Knowledge Sharing: collaborates with MSSP, IT, OT and security architectureteams, sharing insights from offensive activities and contributing to continuous improvement ofsecurity capabilities
- Simulating real-world attack scenarios through penetration testing and red teaming to uncovervulnerabilities before they are exploited.
- Validating and enhancing detection capabilities using Microsoft Defender and Microsoft Sentinelacross complex IT environments.
- Improving cyber resilience by identifying gaps in incident response, detection coverage, andrecovery capabilities.
- Leveraging AI-driven techniques to automate threat analysis,

📌 Cybersecurity Specialist (Madrid)
🏢 Randstad España
📍 Madrid