Cyber Security Specialist

Summary Description:

Senior Cyber Security Specialist acting as a technical authority and operational leader within Cyber Defense. Leads complex investigations, drives detection and response, mentors team members, and improves tooling, detections, and processes. Operates independently during major incidents and serves as a trusted partner to the Cyber Defense Lead.

Role Type:

Contract

Start Date:

Immediate

Salary:

Day Rate

Location/Language:

Location: Utrecht Hybrid

Language: Professional English required

Requirements Description:

• 5–8 years in SOC, Incident Response, Threat Detection, Information Security, or Security Engineering
• Proven experience leading end-to-end incident response
• Strong knowledge of attacker techniques, kill chains, and detection engineering
• Advanced log analysis and correlation capabilities
• Ability to translate technical findings into business impact
• Comfortable with on-call rotations
• Experience in regulated or high-visibility environments is beneficial

Tasks Description:

• Lead high-impact incidents (ransomware, breaches, insider threats)
• Conduct deep-dive investigations across endpoint, identity, network, and cloud
• Design and tune detections aligned to MITRE ATT&CK
• Proactive threat hunting using hypotheses and intelligence
• Improve IR playbooks and automation
• Review investigations and reporting
• Mentor and guide team members
• Coordinate with Legal, Communications, Governance, and third parties
• Support audits and compliance investigations
• Contribute to metrics and reporting

Essential Skills/Experience Description:

• Incident leadership from detection to lessons learned
• Detection engineering and threat hunting
• SIEM investigation and log correlation
• Business-focused communication of security findings
• Cross-domain investigation (endpoint, network, cloud, identity)

Desirable Skills/Additional Information Description:

• Advanced SIEM correlation and dashboarding
• Microsoft Defender advanced hunting (KQL)
• PCAP, NetFlow, IDS analysis
• Threat intelligence platforms
• Dynamic malware analysis
• Certifications such as CISSP, CISM, GCIH, GCFA, CCSP, OSCP (nice to have, not mandatory)
• Strong mentoring and leadership mindset
• Culture fit for continuous improvement and automation-driven environments

Team Contact:

[email protected]