OT Architecture & Design
Develop end-to-end OT architecture blueprints covering control systems, industrial networks, edge compute, and integration layers.
Design SCADA, EMS, IoT Framework, HMI and historian system architectures.
Worked on Disaster Recovery (DR) Framework.
Lead modernization initiatives such as Industry 4.0, IIoT, cloud integration, and digital twin adoption.
OT/IT Convergence
Build secure and controlled interfaces between OT environments and enterprise IT systems.
Define data flows, integration patterns, and communication protocols (OPC-UA, MQTT, Modbus, EtherNet/IP).
Collaborate with IT architects on network segmentation, identity, and infrastructure alignment.
OT Cybersecurity
Implement security frameworks (ISA/IEC 62443, NIST 800-82).
Conduct vulnerability assessments and risk analysis for OT systems.
Define and enforce policies for network zoning, secure remote access, patching, and incident response.
Work with SOC teams to integrate OT monitoring and threat detection
Project Leadership & Governance




Lead architecture and design efforts for recent plants, OT upgrades, or digital transformation programs.
Provide technical leadership to engineering, automation, cybersecurity, and IT teams.
Maintain architecture documentation, standards, and lifecycle roadmaps.
Evaluate and approve recent OT technologies, vendors, and solutions.

Technical Skills
Solid expertise in ICS/SCADA systems (Siemens, Schneider, ABB, Hitachi etc.)
Deep understanding of SCADA, EMS, HMIs, historians, and industrial protocols.
Experience with industrial networking (Cisco, Moxa, Fortinet).
Worked on OT Endpoint Protection, Secure Remote Access Devices, OT Network Monitoring & Asset Discovery Appliances
Knowledge of cybersecurity tools for OT (firewalls, NAC, IDS/IPS, SIEM integration).
Familiarity with cloud & IIoT platforms (Azure IoT, AWS IoT, Siemens MindSphere).
Understanding of virtualization, edge computing, and high-a

📌 Ot Architect Pune
🏢 Tata Consultancy Services
📍 Pune