Senior Security Analyst

Role description

Role Overview

Nebius is seeking a deeply experienced Security Analyst - Tier 3 for its Security Operations Center (SOC). This role is a senior individual-contributor position, leading challenging investigations, setting the standards the SOC operates by.

What You Will Do

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. Mentor Tier 1 and Tier 2 analysts through case reviews, coaching, and pairing during investigations.

Why It Might Be a Fit

We expect you to have around 8-10 years of hands-on experience in security operations or incident response, with a track record of leading complex investigations. You should have expert-level investigation capability across multiple domains: endpoint, identity, cloud, and network.

Requirements

• Around 8-10 years of hands-on experience in security operations or incident response
• Expert-level investigation capability across multiple domains: endpoint, identity, cloud, and network
• Solid understanding of cloud-native environments, including containers, Kubernetes
• Deep practical fluency with EDR, SIEM query languages, and log analysis
• Deep knowledge of Windows and Linux internals, applied to artifact and behavioral analysis
• Fluency in attacker TTPs (MITRE ATT&CK), including the Cloud and Containers matrices
• Strong scripting and data-analysis skills (Python, SQL/KQL) for investigation at scale
• Advanced certifications such as GCIH, GCFA, GNFA, GCFE, or OSCP are an advantage

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