Blockchain Consultant/ Architect

EY Israel's Blockchain Center of Excellence is seeking a Blockchain Consultant/Architect to support clients across the end-to-end blockchain lifecycle. You will combine business advisory, blockchain architecture, and cybersecurity expertise, helping clients move from use-case definition and solution design through implementation, security, and risk management.

What you'll do

• Identify business needs and map them to relevant blockchain use cases and solutions.
• Assess blockchain suitability and translate business requirements into technical architectures.
• Design blockchain solutions, including integration with enterprise systems, applications, APIs, wallets, and digital asset infrastructure.
• Advise on platform selection, architecture patterns, scalability, interoperability, and technology considerations.
• Support proof-of-concepts, solution onboarding, implementation, and transition into production.
• Act as a bridge between business stakeholders, developers, security teams, and technology architects.
• Perform blockchain-focused threat modeling, risk assessments, and security architecture reviews.
• Define security requirements and secure-by-design principles for blockchain architectures.
• Assess smart contracts, wallets, key management, transaction flows, APIs, blockchain integrations, and supporting infrastructure.
• Evaluate digital asset custody, signing mechanisms, access controls, and cryptographic key management.
• Identify blockchain-specific attack scenarios and recommend appropriate security controls.
• Advise on blockchain governance, operational security, and risk management.

What you bring

• 3+ years of experience in technology consulting, solution architecture, cybersecurity, or software engineering in the blockchain domain.
• A strong understanding of blockchain technologies, including smart contracts, wallets, digital assets, key management, and blockchain architecture.
• Experience translating business requirements into technology solutions and architectures.
• Familiarity with enterprise integrations, APIs, cloud environments, and blockchain platforms.
• Strong analytical, communication, and client-facing consulting skills.
• A relevant degree or equivalent practical experience (blockchain, cloud, security, or architecture certifications are an advantage).

About EY

EY Israel's Blockchain Center of Excellence provides strategic and technical advisory services to clients navigating blockchain adoption and implementation.