Blockchain Systems Architect & Tech Lead

Blockchain Lab; United States; Hybrid; USD 150,000 - 210,000; Full time

Job summary

Blockchain Lab is seeking a Senior Blockchain Engineer to own Ondo’s contract systems across their full life cycle—deployment, upgrades, admin, and monitoring—and to build tooling for non‑engineers to safely view and manage contracts.

You will architect secure, scalable smart contract systems for DeFi interoperability, bridging, and evolving product suites, and serve as the technical leader guiding the team toward reliable, long‑term maintainable solutions.

Qualifications

• Experience owning lifecycle of contract systems from design to upgrades.
• Ability to design secure, scalable DeFi components and bridges.
• Leadership in guiding engineering decisions and mentoring teammates.

Responsibilities

• Architect smart contract systems for Ondo's evolving product suite.
• Own deployment, upgrades, monitoring, and operational guardrails for contracts.
• Build tooling to let non-technical teammates safely view and manage contracts.
• Collaborate with product and cross-functional teams to ensure design decisions translate to end users.
• Provide technical leadership and set long-term maintainable direction.

Skills

Smart contract design

Security engineering

Blockchain architectures

Automation tooling

Cross-functional collaboration

Job description

Blockchain Lab is seeking a Senior Blockchain Engineer to own Ondo’s contract systems across their full life cycle—deployment, upgrades, admin, and monitoring—and to build tooling for non‑engineers to safely view and manage contracts.

You will architect secure, scalable smart contract systems for DeFi interoperability, bridging, and evolving product suites, and serve as the technical leader guiding the team toward reliable, long‑term maintainable solutions.