Security Engineer, Detection and Response, Dublin

Notion Labs
Dublin
Workplace: OnsiteFull timeFunction: Administration & Executive AssistanceExperience: 5+ yearsSkills: ["Communication","Teamwork","Problem-solving","Mentoring"]

Security Operations Engineer to design and lead advanced detections, automate security workflows, and drive incident response for Notion’s cloud-native environment. You’ll mentor detection engineering, conduct proactive threat hunting, and coordinate cross-functional efforts to reduce dwell time and mitigate threats at scale.

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Notion Labs
Notion Labs
7 months ago

Security Engineer, Detection and Response, Dublin

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Source: Company careers pageValidated by: Fursa AI
Last checked: 1 hour agoStatus: Live

Job Summary

Security Operations Engineer to design and lead advanced detections, automate security workflows, and drive incident response for Notion’s cloud-native environment. You’ll mentor detection engineering, conduct proactive threat hunting, and coordinate cross-functional efforts to reduce dwell time and mitigate threats at scale.
Location: Dublin
Workplace: Onsite
Employment Type: Full time
Job Function: Administration & Executive Assistance

Key Responsibilities

  • •Lead detection engineering efforts, designing scalable, high-fidelity security detections across cloud, endpoint, and application environments.
  • •Develop automation & orchestration solutions to improve response and containment times and enhance security workflows.
  • •Own and drive incident response and command, leading major security incidents, containment, and remediation efforts.
  • •Conduct proactive threat hunting, leveraging threat intelligence and hypothesis-driven methodologies to detect hidden adversary activity.
  • •Reverse-engineer attacks, analyzing adversary behavior and developing robust detection strategies.

Key Requirements

  • •5+ years of experience in security detection, response, or related fields.
  • •Strong ability to write, tune, and optimize detections across various platforms (EDR, SIEM, network monitoring).
  • •Proficiency in scripting and automation (Python, Go, or similar).
  • •Experience with detection rule development (Sigma, YARA, Splunk SPL, KQL) and security event correlation.
  • •Deep expertise in the incident response lifecycle, including investigation, containment, remediation, and recovery.
Experience:5+ yearsSecurityDetectionResponseCybersecurity
Skills:CommunicationTeamworkProblem-solvingMentoring
Tech Stack:PythonGoSigmaYARASplunk SPLKQLEDRSIEMCloudAWSGCPAzure

Company Brief

Notion Labs
Notion builds a customizable all-in-one workspace for notes, docs, databases, and collaboration, now adding AI-powered features and enterprise capabilities to serve teams and organizations worldwide.
Industry: Enterprise Software
Company Size: Large (251 to 1,000 employees)
Revenue: USD 500M to 1B
Growth: Scaleup
Valuation: Unicorn (USD 1B+)
Funding: Series C
Headquarters: San Francisco, United States
Founded: 2016
Glassdoor
Glassdoor: 4.5
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