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Job · Mid-level

Threat Researcher II (Remote, IRE)

Other • Mid-level • Remote • Full-time Ireland Ireland

CrowdStrike is hiring a Threat Researcher II for its Malware Research Center to investigate emerging malware and cyber threats across the full attack lifecycle, validate and improve Falcon's detection coverage, and support external security certification programmes, working closely with Threat Research, Engineering, Red Team and Machine Learning teams. The role is remote, based in Ireland, and requires 4+ years of threat research experience.

Responsibilities

  • Research and analyse emerging malware and cyber threats to understand their impact on customers
  • Investigate malware across the full attack lifecycle (adversary kill chain) to ensure detection at every stage
  • Distinguish genuine threats from background noise by analysing data from multiple internal and external sources
  • Validate and improve detection capabilities by identifying gaps and working with engineering teams
  • Support external security testing and certification programmes (AV-Test, AV-Comparatives, SE Labs) by analysing results and addressing missed detections
  • Respond to newly discovered threats through technical investigations and detection/prevention recommendations
  • Partner with Threat Research, Engineering, Red Team and Machine Learning teams to translate research into product improvements
  • Help design and improve automation that reduces manual effort and accelerates threat analysis
  • Communicate technical findings clearly to engineering and response teams

Requirements

  • Bachelor's or Master's degree in Computer Science or a related field
  • 4+ years of experience in threat research

Soft skills

Analytical thinking, distinguishing signal from noiseClear technical communicationCross-team collaboration

About the company

CrowdStrike is a global cybersecurity leader that protects the people, processes and technologies driving modern organizations, running an AI-native platform that processes nearly 3 trillion events per day.

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