Sr Security Engineer, Supply Chain, Leo Security

About the role

Amazon Leo is a constellation of Low Earth Orbit satellites delivering high-speed broadband connectivity to unserved and underserved communities worldwide. We are looking for a Systems Security Engineer to join the Leo Infrastructure and IP Security team.

Responsibilities

• Conduct threat modeling for supply chain and manufacturing environments, including OT/ICS and AI-integrated topologies, and translate identified risks into findings with clear severity ratings and remediation guidance.
• Plan and lead onsite security assessments at supplier and contract manufacturer facilities, evaluating cybersecurity controls, physical security posture, and operational practices against {NAME}'s supplier security requirements.
• Contribute to maturing the supply chain security program by refining assessment methodology, scoring criteria, standards, and operational processes as the supplier portfolio expands.
• Develop AI-assisted tooling to automate evidence collection, finding triage, and report generation, improving the efficiency and consistency of the assessment workflow.
• Partner with infrastructure, site operations, procurement, and hardware engineering teams to implement network security mitigations and ensure security requirements are embedded in supplier contracts.

Qualifications

• 5+ years of work in identifying security issues and risks, and developing mitigation plans experience
• 5+ years of experience in security engineering, security assessments, or security operations (non-internship)
• Experience conducting security assessments or audits — including evaluating cybersecurity and physical security controls
• Knowledge of security frameworks and standards (e.g., NIST 800-53, NIST 800-161, ISO 27001, NIST 800-171, or equivalent)
• Ability to document findings, develop risk ratings, and communicate complex security concepts to both technical and non-technical audiences

Benefits

Amazon offers comprehensive benefits including health insurance, 401(k) matching, paid time off, and parental leave. Learn more about our benefits at https://amazon.jobs/en/benefits.