Senior Security Engineer

About the Role:

• The Security Department is the guardian of Chainlink Labs’ people, infrastructure, and data.
• The Insider Trust Team (ITT) Senior Security Engineer leads efforts to identify, investigate, and mitigate security policy violations.
• You will conduct technical investigations and architect detection strategies with automation.

Your Impact:

• Own and lead building out the Insider Trust Team’s infrastructure to engineer and automate end-to-end detection and investigation workflows.
• Develop, measure, and tune detection rules in Sigma to ensure effective and sustainable operations.
• Drive projects with a focus on Insider Risks, ranging from access abuse and intellectual property theft, to novel risks emerging within the blockchain/Web3 space.

Requirements:

• 7+ years of experience conducting technical investigations and working in an Insider Threat capacity.
• Deep experience in macOS focused environments, including log collection, log analysis, digital investigations, and forensics.
• Knowledge of Insider Threat tactics and attack paths, data exfiltration techniques, and experience running and leading insider incidents.

Preferred Requirements:

• Prior success in remote-first environments as a self-starter Insider Threat security engineer.
• Previous scripting experience (Python, Bash, or similar) to include scripting for data parsing/enrichment and automations.
• Experience with detection‑as‑code development and workflows in Sigma.