Technical Support Engineer- Tier 2

Blockaid is redefining trust in blockchain through advanced, integrated security. Our on-chain security platform is trusted by leading Web3 companies—including Coinbase, MetaMask, Uniswap, Backpack, Stellar, and others—to detect, understand, and automatically prevent or minimize the impact of fraud, scams, hacks, and financial threats.

We are backed by top-tier global investors including Sequoia Capital, Ribbit Capital, and Cyberstarts—firms known for supporting the most innovative and influential companies in technology and cybersecurity.

As the Technical Support L2 Engineer, based in Tel Aviv, you will have the unique opportunity to build and scale Blockaid’s L2 support function from the ground up and be a part of the Blockchain security future . Reporting to the Head of Customer Support, you will help our customers with their most pressing issues, protecting end-users from being scammed, creating real impact.

This role is meant for a true builder. As the first hire, you’ll be a major player in building the support process for cutting edge new Blockchain security products, becoming subject matter expert and trusted advisor for Blockaid customers, engaging directly with our engineering and product team, and learning our product directly from them.

What You’ll Do -

• Provide expert-level technical support for Blockaid applications, diagnosing and resolving complex issues with aggressive resolution times.
• Analyze sophisticated problems related to system performance, configuration issues, API integrations, Web3 security threats, and blockchain-related incidents.
• Monitor system performance metrics, API health, and security incident alerts.
• Serve as the primary point of contact for escalated customer issues, maintaining clear communication with stakeholders.
• Coordinate with Engineering, Product Management, and Field Services teams to resolve complex technical challenges.
• Identify opportunities for the support team to take on additional responsibilities and develop subject matter expertise.
• Create and maintain comprehensive playbooks, troubleshooting guides, and internal documentation.
• Develop tools and automation to improve support efficiency and reduce resolution time.
• Maintain strict compliance with security policies and procedures, particularly when handling sensitive customer data.
  
  

• 3+ years of experience in an L2 support role.
• Solid knowledge of databases, query optimization, and dashboard creation using Snowflake, SQL, and data visualization tools
• Strong understanding of cybersecurity concepts, threat detection, incident response, and security best practices in Web3 environments
• Working knowledge of networking concepts, including TCP/IP, DNS, VLANs, VPNs, and network troubleshooting methodologies
• Proven troubleshooting abilities, analytical thinking, and systematic problem-solving approach for complex technical issues
• Excellent written and verbal communication skills for technical documentation, customer interactions, and cross-team collaboration
  
  

• Meaningful Work - We protect people from scams and financial harm — our work truly matters. Every support interaction directly helps to safeguard users and build trust in the crypto ecosystem.
• Elite Team - You’ll work with some of the best minds in Web3 security and customer success. We pride ourselves on a culture of excellence, collaboration, and continuous learning.
• True Ownership - You’ll have the autonomy to lead and shape what world-class customer support looks like at Blockaid. This is a build-from-scratch role where your ideas will drive real change.