• Design, implement, and maintain secure cloud solutions across AWS, Azure, and GCP to meet mission and compliance requirements. • Assist in developing and maintaining essential security artifacts, including System Security Plans (SSPs), Security Assessment Reports (SARs), and Plans of Action and Milestones (POA&Ms). • Analyze complex cloud and system architectures to identify security risks and recommend effective mitigation strategies. • Apply and document security controls based on NIST 800-53 and NIST 800-171 standards. • Collaborate with all functional areas of the team to embed security into CI/CD pipelines and automate security checks. • Assist in cloud-based incident response and lead vulnerability remediation efforts. • Provide expert guidance on cloud security best practices, including encryption, access controls, identity management, and data protection. • Evaluate, recommend, and implement cloud-native and third-party security tools. • Participate in design reviews, risk assessments, and change control processes to ensure the security of new systems and changes. • Lead annual security assessments and ongoing monitoring activities to maintain a strong security posture. • Advise Information System Owners (ISOs) on system security and compliance matters. • Oversee security posture for cloud infrastructure and monitor tenant security control implementation. • Support the development and maintenance of ISAs between tenants and Cloud Computing Services.