Senior Security Engineer

Job Summary

Leading the signing and treasury security program across wallets and custodian accounts, the full-time remote Staff/Senior Security Engineer will manage the design of security workflows, oversee real-time monitoring, and ensure compliance with audit standards in a high-impact role within the security department.

Key responsibilities

• Own the end-to-end design of the signing regime, evolving pre-signature verification workflows
• Manage and upgrade the canonical address and contract allowlist system, ensuring thorough checks for approvals
• Operate real-time monitoring across wallets and DeFi positions, integrating with incident-response workflows

Required qualifications

• Mastery of Solidity and the EVM, with proficiency in tools like Tenderly and Foundry
• Deep practical experience with Gnosis Safe, Coinbase Prime, and Fireblocks
• Strong knowledge of DeFi protocols, including Aave and Morpho
• Security-first mindset with a focus on rigorous verification
• Proven ability to communicate technical risks to non-technical stakeholders