Senior Platform Security Engineer

Description: Spade is a data and AI platform that structures transaction data for financial institutions, enhancing accuracy and usability. As a Senior Platform Security Engineer, you will secure Spade's production edge, focusing on certificate lifecycle operations, network security, and vulnerability management. Requirements: Must-have: 6+ years in platform, infrastructure, or network security engineering with production systems. Deep experience with PKI and certificate lifecycle management. Strong understanding of TLS/mTLS and hands-on AWS networking/security experience. Knowledge of OAuth 2.0 and certificate-bound token patterns. Experience setting security standards with engineering teams. Nice-to-have: Fintech or payments background, integrating with bank networks. Experience with AWS CDK and PCI DSS/SOC 2 implementation. Prior experience on a small or early-stage security team. Benefits: Competitive compensation with data-driven salaries and meaningful equity options. Comprehensive health benefits including 100% paid medical, dental, and vision premiums. 401(k) plan, paid parental leave, and unlimited PTO. Flexible in-person culture with hybrid work options and generous work-from-home stipends.