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Lead - OT Security

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Date: 24-Nov-2022

Location: Chakan

Company: Mahindra & Mahindra Limited

Responsibilities & Key Deliverables

Design network infrastructure & system requirements to cater business requirement considering our IT/OT security strategy and future ramp up.
➢ Application performance improvement, analysis and network security.
➢ New technology evaluation (i.e 5G, Wifi6 etc)
➢ IEC 62443 cyber security standard implementation for OT network
➢ Implementation of Multi-layered security approach that establishes multiple fronts of defense in Mfg shop network
➢ Implementation of MODBUS serial and TCP/IP, ProfiNet, ProfiBus, ControlNet, DeviceNet, CCLink (RS232/RS485)
➢ Configuration and Installation of various network devices like (Stratix, Scalance, Cisco etc switches)
➢ Work within established configuration and change management policies to ensure awareness and approval
➢ Conduct network system audits to determine the efficiency of hardware and communication components and make recommendations to upgrade them as required to meet business needs,
➢ Implementation of NATing, Firewall, Spanning tree on Scalance and Stratix switches.
➢ MAC address blocking for various Manufacturing devices.
➢ Document & maintain accuracy of standard operational procedures and best practices in areas of responsibility
➢ Improvement in data efficiency by analyzing and planning work flow, network equipment layout
➢ Implantation of security tools, policies and procedures in conjunction with the company’s security team
➢ Implementation of control networks for various Mfg OEM like Rockwell, Siemens, Mitsubishi etc
➢ Uptime dashboard and RCA analysis creation.
➢ Provide 2nd/3rd level network hardware/software support to Mfg applications
➢ Perform production operation support including log review, backup/recovery procedures and periodic maintenance
➢ Ensure stability, availability and performance of the entire IT infrastructure
➢ Work rotating off-hour schedule with weekend support to maintain consistent system availability.

Experience

10+ yrs.

Industry Preferred

Qualifications

BE - IT

General Requirements