About this role
Are you a cybersecurity expert who thinks like an attacker? At Randstad Digital, we are looking for a Senior Detection Engineer & Threat Hunting Lead to drive our threat detection and hunting programmes. This is a high-ownership, hands-on role where you will design elite detections, lead incident responses, and eventually build a team around you to secure leading organizations. your responsibilities Detection Engineering: Design and maintain SIEM/XDR detection rules with full lifecycle ownership. Gap Analysis: Map coverage blind spots against threat actor TTPs (MITRE ATT&CK). Incident Response: Lead L2/L3 incident response, containment, and remediation efforts. Purple Teaming: Run breach & attack simulations to validate detection coverage. Detection-as-Code: Build and manage frameworks using CI/CD pipelines and version control. Threat Hunting & Intel: Execute hunting hypotheses and translate threat feeds into actionable alerts. Testing & Compliance: Act as the blue team counterpart for red team, TIBER, and DORA testing. Community: Represent the company in industry groups (ISACs, CSIRTs). your profile Experience: Several years of hands-on experience in Detection Engineering, SOC, or CSIRT roles. Tech Stack: Deep knowledge of SIEMs (Sentinel, Splunk, QRadar) and SOAR automation. Skills: Expert in attacker TTPs, digital forensics, and incident handling. Languages: Trilingual in English, Dutch, and French. Leadership: Ready to lead a functional working group or mentor a growing team. nice to have Background in Government, Defense, Banking, or Critical Infrastructure (OT/ICS). Python scripting for security automation. Certifications: CISSP, CISM, or specialized Threat Hunting/Intel tracks.