Blockchain Security Lead

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🇺🇸 United States – Remote

⏰ Full Time

🟠 Senior

⛓️ Blockchain Engineer

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Galaxy

WebsiteLinkedInAll Job Openings

201 - 500 employees

Founded 2018

₿ Crypto

💸 Finance

Crypto • Finance • Blockchain

Galaxy is a digital asset and blockchain leader helping institutions, startups, and qualified individuals shape a changing economy through innovative crypto solutions. Galaxy provides a wide array of services, including asset management, trading, lending, custodial technology, and blockchain infrastructure solutions. With a focus on both traditional finance integration and digital asset expertise, Galaxy is committed to advancing the adoption and functionality of cryptocurrencies and blockchain technologies across the globe.

📋 Description

• Lead, mentor, and grow a team of blockchain security engineers. • Define and evolve the blockchain security strategy and roadmap. • Serve as a trusted security partner to product, protocol, and infrastructure teams. • Lead threat modeling and architecture reviews for on-chain systems. • Perform and guide security reviews and audits of smart contracts (Solidity, Rust/Solana) and backend services and supporting infrastructure. • Design and implement reusable security controls, patterns, and reference architectures. • Support secure deployment of cloud-native infrastructure (containers, Kubernetes). • Research emerging blockchain threats, exploits, and mitigations, and translate them into actionable controls. • Embrace and champion the thoughtful adoption of AI to improve team performance and business outcomes. • Leverage AI tools (e.g., generative AI, automation platforms, data copilots) to improve productivity, decision-making, and output quality in your day-to-day work.

🎯 Requirements

• Bachelor’s degree in Computer Science, Engineering, or a related field (or equivalent experience) • 10+ years of security software engineering experience • 5+ years working with blockchain technologies • 5+ years working with smart contract security across multiple chains • Experience leading or mentoring a small, highly technical team • Published material on vulnerabilities/security bugs within the Web3 community • Expertise in secure SDLC, threat modeling, and application architecture review • Multi agent code reviews for vulnerabilities using frontier models • Secure coding practices and in-depth code review capability • Strong familiarity with smart contracts (Solidity, Rust), cloud-native environments (Docker, Kubernetes), authentication and authorization, TLS/PKI, and cloud, infrastructure, and network security • Clear, confident communicator across technical and non-technical audiences • Comfortable balancing hands-on execution with strategic ownership; detail-oriented, pragmatic, and strong in problem solving under ambiguity

🏖️ Benefits

• Competitive base salary and discretionary bonus • Hybrid/Flexible Working Arrangements • Flexible Time Off (paid) • 3% 401(k) company contribution • Company-paid health and protective benefits for employees, partners, and other dependents • Generous paid Parental Leave • Competitive family planning benefits for US employees • Opportunities to learn about the Crypto industry • Smart, entrepreneurial, and fun colleagues • Free daily snacks and weekly breakfasts/lunches • Employee Resource Groups • Free coaching and counseling sessions through Headspace