Blockchain Consultant/ Architect

EY Israel’s Blockchain Center of Excellence (CoE) is looking for a Blockchain Consultant/Architect to support our clients across the end-to-end blockchain lifecycle, from business use-case identification and onboarding and solution architecture through implementation, security design, and risk management.

This is a multidisciplinary role in the blockchain consulting domain combining business advisory, blockchain architecture, and cybersecurity, supporting clients from use-case definition and solution design through implementation, security, and risk management.

Key ResponsibilitiesBlockchain Advisory & Architecture

• 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 PoCs, solution onboarding, implementation, and transition into production.

• Act as a bridge between business stakeholders, developers, security teams, and technology architects.

Blockchain Security, Risk & Governance

• 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

Job Requirements

• 3+ years of experience in technology consulting, solution architecture, cybersecurity, or software engineering in the blockchain domain

• 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.

• Relevant degree or equivalent practical experience; blockchain, cloud, security, or architecture certifications are an advantage.