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Security Analyst - Tier 3

Nebius· CEO & CSO Office
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Tel Aviv, IsraelFull-timePosted 2mo ago

About the role

Senior individual-contributor role leading complex investigations within Nebius SOC, reporting to the SOC Manager under the Detection and Response function in the CISO Office.

Responsibilities

  • Lead complex, multi-stage, multi-domain investigations end to end, from scoping through deep technical analysis to a clear determination of impact and root cause
  • Serve as the SOC's senior escalation point and the quality gate for investigations across the team
  • Support the Incident Response team during confirmed incidents with continued telemetry investigation, scoping, and analytical depth
  • Continuously sharpen how the SOC investigates, identifying gaps in methods, runbooks, and tooling through daily casework and turning them into concrete improvements
  • Mentor Tier 1 and Tier 2 analysts through case reviews, coaching, and pairing during investigations
  • Partner with Security Engineering, Platform Security, Threat Intelligence, SOC Automation, and additional teams to turn what the SOC learns into stronger detection and response across Nebius
  • Participate in readiness activities - tabletops, post-incident reviews, and purple-team engagements
  • Participate in the on-call rotation as the senior point of contact outside business hours

Qualifications

  • Around 8-10 years of hands-on experience in security operations or incident response, with a track record of leading complex investigations

Skills

Required:Investigation leadershipEndpoint, identity, cloud, and network forensicsCloud-native environments (containers, Kubernetes)EDR, SIEM, log analysisWindows and Linux internalsMITRE ATT&CK (Cloud and Containers matrices)Scripting and data analysis (Python, SQL/KQL)
Nice to have:Security certifications (GCIH/GCFA/GNFA/GCFE/OSCP)

Benefits

  • Competitive compensation
  • Career growth and learning opportunities
  • Flexibility and ownership
  • Collaborative and innovative culture
  • Opportunity to work on impactful AI projects
  • International environment and talented teams
Last updated Oct 7, 2026. Interested? Apply on the company site.
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