Director, Blockchain Security Auditor at Fidelity Investments

Smithfield, Rhode Island, United States -

Full Time

Start Date

Immediate

Expiry Date

16 May, 26

Salary

0.0

Posted On

15 Feb, 26

Experience

10 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

Ethereum, Solidity, Rust, Solana, Smart Contract Auditing, Technical Acumen, Strategic Thinking, Cross-functional Collaboration, OpenZeppelin, Web3.js, Unit Testing, Fuzzing, Hardhat, Foundry, Forge, Python

Industry

Financial Services

Description

Job Description: Job Title Director, Blockchain Security Auditor- Ethereum / Solidity / Rust / Solana The Role We are seeking a seasoned and visionary blockchain security auditor to help secure our blockchain and crypto initiatives. The ideal candidate will have deep expertise in Ethereum and Solidity, along with experience in other platforms like Rust and Solana, and at least one year of hands-on auditing experience. While knowledge of other emerging technologies—such as AI security, gaming platforms, software bots, and social media—is a plus, it’s not required. This high-visibility, individual contributor role demands strong technical acumen, strategic thinking, and cross-functional collaboration. As part of a team of subject matter experts, the auditor will guide secure development practices, perform smart contract reviews, and contribute to cybersecurity strategies across emerging technologies. Responsibilities include staying current with technological advancements, researching and documenting best practices, monitoring vulnerabilities, and developing training materials. The role also involves partnering with Enterprise Cybersecurity teams to enhance Fidelity’s overall security posture. The Expertise You Have and The Skills You Bring Bachelor’s degree in Computer Science, Cybersecurity, or a related analytical field; advanced degree preferred 8+ years of experience in emerging technologies 1+ year of hands-on smart contract security audit experience Proven experience in smart contract assessments Deep knowledge of libraries, templates, and protocols (e.g., OpenZeppelin, Web3.js) Proficiency in testing methodologies: unit testing, property-based testing, dynamic testing, fuzzing (e.g., Truffle, Ethers.js) Familiarity with monitoring tools, alerts, and logging mechanisms Experience with development platforms such as Hardhat, Foundry, or Forge Strong understanding of crypto audit operations and security requirements Expertise in key sharding algorithms and multi-party computation (MPC) Key lifecycle management and digital wallet security Secure storage, transfer, and exchange of digital assets Experience with custody platforms such as Fireblocks Advanced knowledge of programming languages: Solidity, Rust, Python Familiarity with blockchain platforms: Ethereum, Solana, Avalanche Understanding of DeFi operations, staking, node operations, tokenization, and ERC-20 standards Preferred experience includes: Exposure to generative AI, software bots, multi-user platforms, games, and social media applications; Experience with security testing, vulnerability assessments, penetration testing; Familiarity with cloud security platforms (e.g., AWS, Azure) The Team The Emerging Technology Cybersecurity Assessment Team plays a critical role in safeguarding Fidelity’s assets and customer interests by proactively identifying and mitigating vulnerabilities. Through collaboration, innovation, and subject matter expertise, the team empowers developers and business units with training and tools to seamlessly integrate security throughout the development lifecycle. Committed to excellence, the team strives to be best-in-class—producing high-quality, customer-focused work, driving cybersecurity research, and serving as a role model across the enterprise and industry, ultimately providing a competitive edge for the firm. Certifications: Category: Information Technology Most roles at Fidelity are Hybrid, requiring associates to work onsite every other week (all business days, M-F) in a Fidelity office. This does not apply to Remote or fully Onsite roles. Please be advised that Fidelity’s business is governed by the provisions of the Securities Exchange Act of 1934, the Investment Advisers Act of 1940, the Investment Company Act of 1940, ERISA, numerous state laws governing securities, investment and retirement-related financial activities and the rules and regulations of numerous self-regulatory organizations, including FINRA, among others. Those laws and regulations may restrict Fidelity from hiring and/or associating with individuals with certain Criminal Histories. At Fidelity, we are passionate about making our financial expertise broadly accessible and effective in helping people live the lives they want! We are a privately held company that places a high degree of value in creating and nurturing a work environment that attracts the best talent and reflects our commitment to our associates. We are proud of our diverse and inclusive workplace where we respect and value our associates for their unique perspectives and experiences. For information about working at Fidelity, visit FidelityCareers.com. Fidelity Investments is an equal opportunity employer. Fidelity will reasonably accommodate applicants with disabilities who need adjustments to participate in the application or interview process. To initiate a request for an accommodation please contact the following: For roles based in the US: Contact the HR Leave of Absence/Accommodation Team by sending an email to accommodations@fmr.com, or by calling 800-835-5099, prompt 2, option 2 For roles based in Ireland: Contact AccommodationsIreland@fmr.com For roles based in Germany: Contact Accommodationsgermany@fmr.com Fidelity Privacy Policy

Responsibilities

The auditor will guide secure development practices, perform smart contract reviews, and contribute to cybersecurity strategies across emerging technologies. Responsibilities include staying current with technological advancements, researching and documenting best practices, monitoring vulnerabilities, and developing training materials.