Head of Security (Blockchain)

Head of Security

Company

Crossmint

Conditions

1 day agoHeadSalary: 210K - 250KMiami, New York City Hybrid Full Time Cybersecurity Jobs by Crossmint

Crossmint Crossmint helps users build blockchain applications by providing wallet infrastructure, payments, tokenization, and authentication tools. Series A18 current maintainers 17 active leads 4 new active leads 3 lead step-downs 3 early lead departuresTeam intelligence Maintainer signals as of 8/12/2026 1317 Edgewater Dr #4296, Orlando, FL 32804, United States Funding history Series A ($24M) Series A ($24M) Investors First Round Capital HF0 Nyca Partners Lightspeed Faction Franklin Templeton Projects Crossmint Wallets Embedded Wallet Crossmint Checkout Merchant Payment Gateway GOAT (Great Onchain Agent Toolkit) AI Agent Framework Crossmint Onramps and Offramps On/Off Ramp C Crossmint Tokenization (Minting) Token distribution tool C Crossmint Authentication Developer Tooling About Crossmint Crossmint helps enterprises and developers build blockchain applications by providing wallet infrastructure, payment processing, tokenization, and authentication tools. With it, you can create wallets, process fiat-to-crypto payments, mint tokens, and authenticate users. Crossmint makes blockchain development accessible without requiring extensive cryptocurrency expertise. View jobs by Crossmint

Skills

Application Security Audit Aws Blockchain Ci/Cd Security Cism Cissp Dora Fintech Incident Response Mica Payment Penetration Testing Security Soc 2 Threat Modeling Vendor Risk Vulnerability Analysis

Candidate Availability

Hybrid · Miami · Preferred Hybrid · New York City · Preferred Hybrid · San Francisco · Preferred Hybrid · Miami · Required Hybrid · Miami, New York City · Required Hybrid · New York City · Required Remote · United States · Required Hybrid · Required Required and preferred rules are kept separate and reflect the wording in the original posting.

About the Role

You will build and own the security function, defining its strategy, roadmap, risk posture, and investment priorities. You will review product and infrastructure changes, lead threat modeling and incident response, oversee audit readiness and vendor risk, and manage the Senior DevSecOps Engineer. You will communicate security risks and progress to executive and board-level stakeholders.

Requirements

• 8+ years of security experience
• At least 3 years of security leadership or program ownership experience
• Technical fluency in cloud security, application security, and CI/CD security
• Experience owning a security compliance program through a major audit cycle
• Software engineering degree or equivalent software engineering experience
• Familiarity with AI and agentic tools
• Experience in fintech, payments, or a similarly regulated industry
• Written and verbal communication skills for executive and board-level risk briefings
• Experience managing or mentoring security engineers
• Ability to work flexible hours during incidents
• Familiarity with DORA, MiCA, or EU financial services regulatory frameworks
• Experience with crypto or blockchain security threat models
• Experience building a security function
• CISSP, CISM, or equivalent certification

Responsibilities

• Define and own the security strategy, roadmap, risk posture, and investment decisions
• Report security posture, risks, and program progress to co-founders
• Review architecture decisions, product features, and infrastructure changes for security implications
• Conduct or lead threat modeling across product and infrastructure domains
• Contribute hands-on during incidents, vulnerability analysis, and high-stakes security reviews
• Lead audit preparation, evidence readiness, control documentation, and auditor communication
• Maintain readiness for SOC 2 Type II, DORA, and MiCA-related security requirements
• Own security reviews for vendors, integrations, and third-party relationships
• Manage external security partners, penetration testing, and security assessments
• Manage and develop the Senior DevSecOps Engineer
• Drive security awareness and communicate risks to non-technical leadership

Benefits

• Stock options
• Access to AI tools and subscriptions
• Unlimited flexible PTO
• Parental leave program
• Flexible work schedule
• Company laptop
• Home equipment allowance
• Daily commuting and/or meal stipend
• Three company-paid off-sites per year
• Health insurance
• Dental insurance
• Vision insurance
• Life insurance
• Short-term disability insurance
• Long-term disability insurance
• 401(k) plan

Показать контакты