OT/ICS Security and Industrial Automation Engineer with 13+ years of full-lifecycle experience across Oil & Gas, Chemical, Pipeline, and Critical Infrastructure sectors. Dual expertise in industrial control systems engineering and OT cybersecurity: PLC/DCS/SCADA design, commissioning, modernization, threat modeling, vulnerability assessment, network segmentation, and incident response. Experienced with Siemens, Schneider Electric, Rockwell Automation, ABB, Honeywell, Emerson, Fortinet, Cisco, and Palo Alto environments. Familiar with IEC 62443, NIST SP 800-82, NERC CIP, ISO/IEC 27001, MITRE ATT&CK for ICS, and Purdue/ISA-95 architecture models.