Who you are

• You have hands-on experience in building and maintaining secure infrastructure
• You know your way around cloud security fundamentals, including multi-account AWS permissions and architectures, IAM design, secure CI/CD pipelines
• You are fluent in secrets management, key management, and certificate lifecycles (rotation, revocation, automation)
• You have owned compliance efforts such as HIPPA, SOC2, etc
• You are comfortable with security hardening and any other details needed to make engineering systems run smoothly (VPN, development servers, etc.)
• You are super vigilant about vulnerabilities, potential attacks, and abuse, and constantly think about how to operate securely with the introduction of new technologies (OS-level, AI coding agents, etc.)

What the job involves

• We are hiring a Founding Security Engineer to build the protective shield for all of Exa’s systems
• These systems include: processing web scale data, indexing hundreds of billions of pages, training foundational models on TBs of data, serving thousands of enterprise customers from our endpoints
• You will be critical in making Exa run securely while ensuring our shipping velocity
• Example Projects
• Build a secrets management and rotation system used across distributed services, training jobs, and GPU clusters without impacting developer velocity
• Build monitoring and alerting for anomalous behavior across APIs, internal services, and customer usage
• Create security incident response playbooks and lead incident handling, from detection to post-mortem