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Nansen
Senior Security Engineer
atĀ Nansen
about 7 hours ago | 15 views | Be the first one to apply

Senior Security Engineer

Full-time
Remote, Europe

About the company

Nansen is a blockchain analytics platform that enriches on-chain data with millions of wallets labels. Crypto investors use Nansen to discover opportunities, perform due diligence and defend their portfolios with our real-time dashboards and alerts.

Job Summary

What You'll Do

šŸ“Conduct security reviews of systems, architectures, and code — proactively identifying and addressing vulnerabilities. šŸ“Serve as a go-to security advisor for engineering teams, helping them make secure design decisions. šŸ“Define and implement security standards across cloud infrastructure, applications, and blockchain systems. šŸ“Implement and maintain security tooling: vulnerability scanning, endpoint protection, SIEM, logging and monitoring. šŸ“Secure CI/CD pipelines and deployment workflows from a security perspective. šŸ“Secure internal AI tools and LLM integrations — from API key management and prompt injection prevention to evaluating the security implications of AI adoption across the organization. šŸ“Manage and improve secrets management, key management, and access control practices across the organization. šŸ“Define and maintain secure coding guidelines and security review processes for engineering teams. šŸ“Collaborate with external providers on penetration tests and security audits, ensuring findings are prioritized and remediated. šŸ“Participate in incident response: investigation, containment, root cause analysis, and post-incident improvements. šŸ“Support compliance and audit readiness by implementing required security controls and maintaining documentation.

What We're Looking For

šŸ“Strong understanding of cloud security (AWS, GCP, or similar), container security, and network security fundamentals. šŸ“Hands-on experience implementing and operating security tools (SIEM, vulnerability scanners, endpoint protection, cloud security tooling). šŸ“Experience with secrets management, key management, and encryption best practices. šŸ“Experience securing AI/LLM tooling, agent-based systems, and modern developer platforms. šŸ“Familiarity with securing CI/CD pipelines and developer tooling. šŸ“Solid understanding of compliance frameworks (SOC 2, ISO 27001, or similar). šŸ“Proficiency with AI-powered tools in day-to-day work, with a drive to find the best balance between productivity and security.

The future of finance is here — whether you’re interested in blockchain, cryptocurrency, or remote web3 jobs, there’s a perfect role waiting for you.

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