Mumbai, Maharashtra, India
OT Cybersecurity Professional with strong technical expertise and extensive experience in consulting, assessing, designing, and implementing OT Cybersecurity solutions in critical infrastructure and manufacturing domain. I have travelled extensively to multiple manufacturing and critical infrastructure facilities globally, designing and implementing various technology initiatives aimed at reducing risk and improving sites overall cybersecurity posture. Specialties: Claroty, Process Control Network, NIST Critical Infrastructure Cybersecurity Framework, IEC 62443, Risk Assessments, Compliance Assessments, Vulnerability Assessments, Information Risk Management, Risk Mitigation, DCS Security, System Architecture & Design, Network Architecture design.
• As part of the Chevron’s central Enterprise PCN Cybersecurity Assurance team, my role was to Liaise with the respective business unit stakeholders to understand their requirements, identify gaps and define their cybersecurity roadmap. • Conduct Conformance assessments based on the NIST CICF for Business Units to identify risks and provide recommendations to mitigate the identified risks. • Work on various PCN specific initiatives like asset life cycle management, access control and authorization, Active Directory for PCN, virtualization etc. • Conduct Vulnerability Assessments and penetration testing of OT Systems using industry standard tools like Nessus, Metasploit and Kali Linux suite. • Perform detailed system compliance assessments, architecture review, infrastructure design consulting, technology qualifications, etc. for Major Capital Projects (MCP) and Business Units. • Perform Strategic research and technical development in the ICS (Industrial Control Systems)/PCN (Process Control Network) area. • Technical lead for the PCN Enterprise Inventory (PEI) project for automated inventory collection for devices in Purdue Level 3.5 and below. • Conducted extensive evaluation of multiple Asset discovery and threat detection solutions like Claroty, Nozomi, etc. • Travel to Chevron facilities globally and Deploy Cybersecurity solutions like Claroty • Perform Yokogawa Control System upgrades at mission critical sites. • Install, Setup, configure and maintain Distributed Control Systems, SCADA applications and PLCs like Yokogawa Centum VP, Honeywell TPS, Honeywell Experion, Allen Bradley Control Logix etc. • Build/Upgrade Physical and Virtual systems in the Business Network, DMZ Network or Process Control Network as per the Purdue model and ensure that the systems are secure and compliant as per company standards. • Manage & maintain control systems from Yokogawa, Honeywell, Rockwell, Siemens, Schneider, Emerson etc. • Test and implement AD, AV & patches etc. in OT