• Own physical security system designs for new construction and retrofit projects across offices, warehouses, labs and data centers • Produce security floor plans, device layouts, riser diagrams, and system schematics for access control, video surveillance, intrusion detection, and perimeter protection • Develop and maintain security design standards, templates, and reference architectures • Translate risk assessments, compliance requirements, and threat models into technical security solutions • Attend design reviews with architects, MEP engineers, construction managers, and security operations • Review RFPs, scopes of work, and technical specifications for global security integrators and vendors • Review shop drawings, submittals, and as-built documentation for technical accuracy and compliance • Support on-site commissioning, testing, and turnover to operations teams • Act as a technical authority for access control, video management, identity, and physical security infrastructure