Associate, Blockchain Security Engineer

Who We Are: Galaxy Digital Inc. (Nasdaq: GLXY) is a global leader in digital assets and data center infrastructure, growing the economy that runs on code. Galaxy delivers the onchain infrastructure that connects institutions to digital assets, including trading, advisory, asset management, staking, self-custody, and tokenization. Galaxy also develops and operates data center infrastructure to power AI and HPC workloads. Anchored by its Helios campus in Texas, Galaxy is building a multi-gigawatt pipeline of more than 5.7 GW of potential capacity, positioning it among the largest and fastest-growing data center developers in North America. The Company is headquartered in New York City, with offices across North America, Europe, the Middle East, and Asia. Additional information about Galaxy's businesses and products is available on www.galaxy.com . What We Value: We are a diverse team of free thinkers, and fast movers united to help investors and creators energize the global economy. We are looking for individuals who thrive in a culture of builders and overachievers and embrace high performance, transparent feedback, and a mission-first approach. Our culture shapes our way of working and gets us where we want to be. • Seek Excellence. • Be Selective To Be Effective. • Be Highly Aligned, Loosely Coupled. • Disagree Transparently. • Encourage Independent Decision-Making. • Build Dream Teams. Who You Are Galaxy is seeking a Senior Blockchain Security Engineer with expertise in securing smart contracts, blockchain protocols, and supporting applications and infrastructure. This is a hands-on individual contributor role based in India, with a strong focus on identifying and mitigating security risks across on-chain systems. The engineer will participate in assessments of blockchain architectures and smart contracts, followed by the facilitation and/or implementation of remediations. The engineer will work closely with Engineering, Product, Protocol, and Infrastructure teams to design and deliver secure software solutions at a rapid growth company. What You Do • Participate in secure software design, architecture, threat modeling, and code reviews for blockchain and on-chain systems. • Perform security reviews and audits of smart contracts, including Solidity/EVM and Rust/Solana-based applications. • Assist teams with the mitigation of findings by assessing impact, proposing solutions, and providing technical guidance for implementation. • Assess blockchain-specific risks including smart contract vulnerabilities, protocol design flaws, and transaction security. • Develop secure design patterns, reusable security controls, and tooling for blockchain applications and supporting infrastructure. • Research emerging blockchain threats and mitigations, and leverage modern security and AI-assisted tooling to improve vulnerability discovery and code review. What We're Looking For • Bachelor’s degree in computer science, Engineering, Cybersecurity, or a related field, or equivalent experience. • 4+ years of experience in security engineering, product/application security, blockchain security, or software development of security features. • Strong hands-on experience with blockchain technologies and smart contract security, including Solidity/EVM and/or Rust/Solana, secure coding, and in-depth code review. • Strong hands-on experience with blockchain technologies and smart contract security, including Solidity/EVM and/or Rust/Solana, secure coding, and in-depth code review. • Experience with secure SDLC practices and security testing techniques such as static analysis, dynamic analysis, software composition analysis, and fuzzing. • Strong familiarity with several of the following topics: key management, authentication and