Roles & Responsibilities :
• Design and implement comprehensive end-to-end cybersecurity architecture for OT/ICS environments.
• Develop and maintain security reference architectures and blueprints for Linux-based SCADA control systems
• Conduct comprehensive threat modeling, risk assessments, and vulnerability analysis for critical infrastructure systems
• Define network segmentation strategies and security zones for OT/IT convergence environments
• Establish defense-in-depth strategies and implement zero-trust principles for industrial control systems
• Lead enterprise-wide Linux hardening initiatives including OS-level security configurations, secure boot implementation.
• Design and enforce file system security policies, implement robust logging and auditing mechanisms, and establish continuous monitoring frameworks
• Harden network stack configurations including firewall rules secure protocol implementations, and network segmentation strategies
• Develop and maintain Linux hardening baselines, security benchmarks and automated compliance validation frameworks
• Minimize attack surface through service reduction, secure default configurations, and elimination of unnecessary software components
• Implement security controls Required to secure MQTT communication protocols.
• Design and implement secure architectures for visualization platforms
• Establish OT-specific security monitoring, anomaly detection, and incident response capabilities
• Develop and implement security controls for web-based UI/UX operational dashboards
• Collaborate with development teams to embed security into web applications, ensuring secure coding practices
• Ensure implementation and enforcement of IEC 62443 controls during the development and deployment phases.
• Maintain compliance with global OT cybersecurity best practices and regulatory requirements
• Develop and maintain security policies, procedures, and technical documentation
• Perform regular vulnerability assessments, penetration testing coordination, and security gap analysis
• Stay current with emerging threats, vulnerabilities, and security technologies relevant to OT/ICS environments
