Job Description

About the Company:

Blizzard Entertainment, a global leader in interactive entertainment, has been shaping the world of video games since its founding. Renowned for iconic franchises like World of Warcraft , Overwatch , and Diablo , Blizzard is dedicated to creating immersive, innovative, and high-quality gaming experiences that captivate millions of players worldwide. Our mission is to inspire and connect players through engaging gameplay, compelling storytelling, and vibrant online communities. As we continue to expand our reach in the gaming industry, we remain committed to pushing the boundaries of creativity, technology, and entertainment.

The Role: Staff Blockchain Security Engineer

Blizzards Application Security (AppSec) team is entrusted with safeguarding the company and its players from software vulnerabilities and security threats. As a Staff Blockchain Security Engineer within AppSec, you will specialize in securing blockchain-based game features, in-game economies, and Web3 integrations. Youll collaborate closely with game development and engineering teams to provide guidance, perform security assessments, and implement best practices throughout the blockchain software lifecycle.

This role requires in-person collaboration two days per week at our Irvine, California headquarters.

Key Responsibilities:

Conduct comprehensive security reviews of blockchain integrations, smart contracts, in-game economy systems, and Web3 features for vulnerabilities and architectural flaws

Advise game development teams on secure blockchain practices and remediation strategies

Establish and maintain secure development processes within the blockchain software lifecycle

Develop, maintain, and improve blockchain-specific security tooling (e.g., fuzzers, static analysis frameworks)

Collaborate with legal, compliance, and risk teams to evaluate security, operational, and regulatory risks of blockchain implementations

Minimum Qualifications:

8+ years in application security, Web3 security, or related disciplines

Proven experience auditing smart contracts, blockchain protocols, or Web3 applications

Expertise in design reviews, threat modeling, secure code review, or penetration testing with a hacker mindset

Strong knowledge of application security principles and common vulnerabilities (e.g., SSRF, race conditions, privilege escalation)

Experience with secure key management, wallet systems, or cryptography

Familiarity with blockchain security tools such as Slither, Echidna, or similar

Scripting or programming experience in Python, C++, JavaScript, or other relevant languages

Ability to balance business goals with security priorities and communicate risks clearly to cross-functional teams

Preferred Qualifications:

Experience in formal verification of smart contracts

Background in blockchain-enabled gaming, DeFi platforms, or NFT ecosystems

Contributions to blockchain security communities, bug bounty programs, or published research

Experience defining and executing long-term blockchain security strategies alongside engineering leadership

Wh y Blizzard?

Competitive base salary and discretionary annual bonus

Equity opportunities and long-term incentives

Comprehensive health, dental, and vision plans

401(k) with company match

Paid parental leave and flexible time off

A hybrid work model that balances collaboration with flexibility

Salary Range: $170,000 - $250,000. This excludes discretionary bonuses or equity grants, which are determined based on experience, skills, and market standards.

Blizzard Entertainment is committed to building diverse teams that reflect the communities we serve. We are an equal opportunity employer and do not discriminate based on race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, or veteran status. If you require accommodation, please reach out to our People Team.

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