This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Staff Security Engineer based in the United States. This is a high-impact, hands-on security engineering role focused on strengthening cloud-native and application security across a large-scale healthcare data platform. You will partner closely with engineering teams to embed security throughout the software development lifecycle and make secure practices the default. The role offers significant autonomy to shape security standards across Kubernetes, containers, infrastructure, CI/CD, and application architecture. You will translate complex vulnerabilities and compliance requirements into practical technical solutions that improve production security. As a senior individual contributor, your decisions will influence systems and engineering practices across the organization. You’ll join a small, experienced team operating with transparency, ownership, and a strong bias toward meaningful outcomes.