Security Engineer

Security Engineer

Join a security-focused team building decentralized infrastructure that supports massive daily transaction volume. Reporting to the Head of Security, you’ll own a broad scope spanning threat modeling, code review, security research automation, and security operations for on-chain systems.

Responsibilities

• Application Security & Reviews: Perform deep-dive security assessments across the product suite, including:
  • White-box code reviews
  • Functional testing
  • Fuzzing
  • Threat modeling
• Identity & Access Management: Own the identity operations lifecycle:
  • Provisioning
  • Monitoring for anomalous changes
  • Managing access for critical systems
• Security Research & Automation: Design and build custom tooling for AI security and adversarial testing, including reusable patterns for agent controls
• Vulnerability Management: Run day-to-day bug bounty operations:
  • Triage
  • Remediation workflows
  • High-priority escalations
• Supply Chain & Compliance: Implement advanced monitoring for software supply chain risk beyond standard scans; coordinate external penetration testing
• Strategic Defense: Manage security documentation and evidence gathering to support evolving compliance needs

Requirements (Must-have)

• Experience: 5+ years total professional experience with a transition into application/product security
• Programming: Strong ability to work with at least one systems/backend language (e.g., Rust, Go, or C++) and build security tooling from scratch
• Domain Expertise: Security lifecycle fluency, especially in Web3/DeFi/cryptocurrency environments
• Security Automation: Experience building security automation and reviewing live production systems
• Communication: Exceptional written communication for technical documentation and collaboration

Preferred Qualifications (Nice-to-have)

• System Hardening: Linux administration, kernel-level security primitives, and hardening
• Key Management: Multisig schemes, signing policy design, and HSM experience
• Advanced Architecture: Trusted Execution Environments (TEEs), confidential computing, secure enclave design
• Infrastructure Management: Enterprise IAM/SSO and Mobile Device Management (MDM)

Compensation & Benefits

• Highly competitive total compensation (salary + multiple forms of equity)
• Fully covered 100% health benefits for employees
• Professional development budget (retreats and conferences)
• Weekly allowances for meals and remote work support