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Nebius

Offensive Security Lead

Nebius · Remote - Europe

Posted about 2 months ago

or apply directly on Nebius's site. We never take the application ourselves.

Is this posting real?

This role has been open
66 days
Nebius's roles stay open a median of 66 days
Reposted
No
Salary listed
No
9% of Nebius's roles list one
Ghost-job risk at Nebius
high
318 stale, 17 reposted of 384 open
Hiring momentum
508 roles opened in the last 90 days
↑ up vs. the prior 90 days
Last confirmed on the employer's board
2026-10-08

Measured from postings appearing on and disappearing from Nebius's own greenhouse board since 2026-08-03. Full hiring picture for Nebius.

About this role

As the Offensive Security Lead at Nebius, you will build and lead a red team responsible for penetration testing and adversarial simulations across the Nebius cloud platform. Your role involves designing and executing red team engagements, validating secure software development lifecycle models, and conducting research on novel attacks targeting cloud-native environments. You will also collaborate with other security teams to enhance detection capabilities and deliver actionable security reports to both technical teams and leadership.

Our read on this posting2.8out of 5
benefits
3/5
freshness
1/5
career value
5/5
role clarity
5/5
pay transparency
0/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Nebius as an employer.

What you need

  • 6+ years in offensive security - penetration testing, red teaming, or adversary simulation
  • 1-2 years leading or mentoring a team
  • Deep experience attacking cloud-native environments: Kubernetes privilege escalation, cloud IAM abuse, virtualization and container escapes
  • Strong fundamentals across the attack lifecycle: initial access, persistence, lateral movement, data exfiltration
  • Proficiency developing custom tooling and post-exploitation capabilities (Python, Go, or similar)
  • Experience running purple team exercises and working constructively with blue teams

Nice to have

  • Experience attacking ML infrastructure, model serving pipelines, or GPU clusters
  • Reverse engineering and exploits development experience
  • Application security experience
  • Familiarity with eBPF bypass techniques or kernel-level exploitation
  • Background in vulnerability research or CVE discovery

What you get

  • 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

Worth weighing

  • No salary listed
  • Role involves building a team from scratch, which may come with challenges
  • Focus on cutting-edge AI infrastructure may require continuous learning and adaptation

Summarised from Nebius's posting. Read the full original.

Listed by Nebius on their greenhouse job board, last confirmed open on 2026-10-08. PitchMeAI is not the employer.

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