Spearbit Labs

On-Chain Incident Investigator – Security Incidents

Spearbit Labs

full-time

Posted on:

Origin:  • 🌎 Anywhere in the World

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Salary

💰 $75,000 - $150,000 per year

Job Level

Mid-LevelSenior

Tech Stack

CloudSolidityWeb3

About the role

  • Founded in 2021 by former Ethereum Foundation Solidity engineers working on blockchain security
  • Building Cantina, a security platform connecting researchers and projects (bug bounties, incident response, AI code analysis)
  • Find, contain, and document on-chain attacks; help tag and recover funds
  • Trace stolen funds across wallets, DEXs, bridges, and mixers; label addresses (attackers, VIP wallets)
  • Write concise traces

Requirements

  • Hands-on experience in blockchain security/IR/forensics.
  • Strong EVM skills, a plus if also Solana.
  • Comfortable with explorers and traces (etherscan, arkham, phalcon)
  • Clear writing, calm under pressure; willing to join war-rooms!