Delivered strategic advice and enterprise security architecture guidance to senior leadership of the USPS CISO organization on CSOC operations maturity, enterprise GRC, Postal cloud enablement roadmap, Threat Modeling, SIEM, Intrusion Detection & Prevention (IDS), MPE/MHE cyber risk management strategy development, Postal Payment Hub (PCI CDE) strategy, and served as an expert contributor during active Incident Response investigations. Served as Chief Information Security Officer and senior security leadership advisor for global multinationals across various critical infrastructure industries, with environments ranging from 25,000 to 185,000 personnel and $5B to $32B in annual revenues, including critical infrastructure industries such as Energy, Utilities, and Nuclear Power. Highly experienced enterprise security architect, program leader, and risk management expert with a history of success in diverse environments (Microsoft, Terabeam, AT&T, Estee Lauder Companies, FINRA, IBM, LivingSocial, Pep Boys, Starwood Properties, Standard & Poor, FreddieMac, Invensys, and Schneider Electric). Delivered public policy analysis and strategy advice, proactive engagement with the legislative community and regulatory bodies on cyber security threats and risks affecting emerging sectors such as Smart Cities, Smart Grid, and the Internet of Things (IoT), as well as national transportation and infrastructure, energy, critical manufacturing, and national security. Responsible for providing direction and support to information security and architecture efforts across all critical information technology and security domains. Provided leadership advisory guidance on identification, analysis, evaluation, lifecycle management, and adoption of security technologies for global multinational clients in sectors including Financial, Regulatory, Technology, Industrial Control Systems, Energy, Utilities, Software, Manufacturing, and Government Services. Performed as key advisor and consultant on securing and maturing the risk posture of applications, software & systems development lifecycle (SDLC), database, platform, network, cloud, OT, SCADA, ICS/DCS, and business operations components of large-scale enterprise environment.