Senior Threat Detection & Response Engineer

Looking to start a new challenge as a freelancer? Get in touch now.

What you will do

• Lead investigations of advanced cybersecurity incidents and coordinate remediation activities
• Support and mentor L1/L2 SOC analysts during escalations
• Perform proactive threat hunting using behavioral analytics and threat intelligence
• Develop and optimize SIEM, EDR, and XDR detection use cases
• Improve detection quality by reducing false positives and increasing fidelity
• Translate threat intelligence into actionable detection logic
• Conduct malware analysis and forensic investigations
• Validate detections through adversary emulation and purple team exercises
• Enhance SOC playbooks, automation, and operational processes
• Collaborate closely with infrastructure, cloud, and security teams
• Contribute to SOC maturity initiatives, reporting, and continuous improvement

What you bring

• Strong experience in L3 SOC operations, incident response, or cyber defense engineering
• Hands-on expertise with SIEM platforms such as Splunk and/or Microsoft Sentinel
• Experience with Microsoft Defender XDR and modern detection ecosystems
• Proven experience developing and tuning detection use cases
• Strong knowledge of MITRE ATT&CK and attacker TTPs
• Experience in threat hunting and advanced log analysis
• Solid understanding of Windows and Linux environments
• Scripting skills in KQL, Python, PowerShell, or similar
• Experience with forensic analysis and malware investigation
• Familiarity with purple teaming and detection validation
• Relevant security certifications are considered an advantage (GCIA, GCIH, GCFA, SC-200, CISSP, etc.)

Interested? Apply immediately!

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Visit https://nebiru.be/mynebiru to see how we can support you - even outside our client missions. Let’s build the bridge to your next step, together.