The client is a growing healthcare technology company modernizing legacy systems, building new products, and automating administrative workflows while operating under HIPAA, HITRUST, and SOC 2 frameworks. The Senior Cloud Security Engineer will design, implement, and maintain security controls across a regulated AWS environment, protecting applications, infrastructure, and Protected Health Information while establishing cloud security guardrails, automation, detection capabilities, and secure-by-default standards. The role partners with application development, cloud operations, GRC, managed security providers, and engineering teams while serving as a technical leader and escalation point within Security Operations.