CertiK
Web3 security
SeniorSecurityEngineer
Neural analysis suggests this role is
optimal for Senior candidates.
“Senior Security Engineer at CertiK. Skills: Web3 security, Smart contract audits, Penetration testing. Audit codes. Secure products”
Industry & Context.
Troubleshooting; Incident response; Vulnerability management
What They're Looking For.
Must Have
Master’s degree in Security Informatics/Cybersecurity, In-depth knowledge of solidity/smart contract security/Cryptographylockchain technology, Technical expertise in Web3 security, Threat/vulnerability management expertise, Penetration testing expertise, Security review for programs written in Java/JavaScript/Python/C/C++/PHP/Go, Proficient in Python/JavaScript
Nice to Have
Familiar with AWS/Azure/GCP
What You'll Do.
Enforce security policies
Manage security vulnerabilities
Respond to incidents/exploits
Write analysis reports
Monitor security breaches
Defend systems from cyberattacks
Provide technical consulting services
Conduct penetration tests
Perform network security assessment
Review source code/security design
Conduct threat modeling
Provide guidance to development teams
Contribute to internal security tools
Create new security tools
Use static/dynamic analyses
Identify flaws or vulnerabilities
Propose recommendations
Assess sandbox/VM/network/core distributed-system code
Identify vulnerabilities
Conduct security research
Speak at conferences/tech talks/X Spaces
How You'll Work.
Team & Collaboration
Software development teams
Communication Scope
Technical blog posts; Conferences; Tech talks; X Spaces
Full Job Description
## Description About the Company Born from groundbreaking research at Columbia University and Yale University, CertiK is a leading Web3 security company focused on securing blockchain protocols, smart contracts, and decentralized applications through cutting-edge security research, formal verification, and AI-powered technology. Founded in 2017 and headquartered in New York City, CertiK provides end-to-end security solutions including smart contract audits, penetration testing, on-chain monitoring, incident response, and compliance services for some of the largest projects in the digital asset ecosystem. Today, CertiK supports thousands of enterprise clients and Web3 projects globally, with a distributed international team spanning North America, Asia, and Europe. The company is backed by leading investors including Coatue, Goldman Sachs, Insight Partners, and Sequoia Capital, and has been recognized by organizations such as the World Economic Forum and CB Insights for its contributions to blockchain security innovation. About You You are proactive, reliable, and enjoy helping people solve problems. You are highly organized, eager to learn, and comfortable supporting both technical and non-technical teams. You enjoy being hands-on, can adapt quickly in a fast-paced environment, and are willing to take ownership of day-to-day operational tasks to help keep the office and systems running smoothly. ## Responsibilities Work with external blockchain developers to audit codes & secure products (smart contracts, protocols & apps/Dapps). Establish/enforce security policies, manage security vulnerabilities, respond to incidents/exploits & write analysis reports. Monitor security breaches, defend systems from cyberattacks & provide technical consulting services in cybersecurity. Conduct penetration tests on web/mobile (Android & iOS) & client application, perform external/internal network security assessment. Review source code/security design, conduct threat modeling & pro
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