The Security Tooling team at Robinhood is seeking a Staff Applications Engineer to ensure the reliability, scalability, and availability of critical third-party security software. This role involves planning, designing, implementing, and maintaining company security SaaS applications and tools, as well as partnering with cross-functional teams for integrations. The ideal candidate will have 8+ years of experience in the IT and/or security SaaS space, with expertise in SSO/SAML/IAM systems administration, cloud application management, and automation through scripting or coding. Key responsibilities include application administration, implementing system changes, assessing business requirements, working with cross-functional teams, providing technical support, maintaining security standards, and participating in budget recommendations. This position offers an opportunity to join the team on the ground floor and help build out the security applications' function at Robinhood, contributing to the company's mission of democratizing finance for all.