Description

Must Have Technical/Functional Skills

 Enterprise IT Network

•          Cisco Switching: Catalyst (L2/L3)

•          Cisco Wireless: WLC, Access Points

•          Firewalls: Cisco Firepower / ASA (or equivalent)

•          Cisco DNA Center (DNAC)

•          Cisco ISE (NAC, authentication)

Core Networking

•          TCP/IP, VLANs, VXLAN,

•          Routing (OSPF/BGP)

•          NAT, ACLs, segmentation

OT Awareness (Good to Have)

•          Basic understanding of: 

o          IT/OT segmentation

o          Industrial environments

o          OT security concepts

Roles & Responsibilities

•          Act as the primary SME for all IT network related incidents.

•          Perform end-to-end troubleshooting and resolution independently 

•          Handle high-severity and production-impacting incidents with full ownership.

•          Perform deep root cause analysis (RCA) and implement permanent fixes.

•          Manage and support Enterprise IT Network: 

o          Cisco LAN (Catalyst switches – L2/L3)

o          Wireless (WLC, Access Points, RF troubleshooting)

o          Firewalls (Cisco Firepower / ASA or equivalent)

o          Cisco DNA Center (DNAC) – monitoring, assurance, compliance

o          Cisco ISE – authentication, NAC, policy enforcement

o          Proactively identify and fix network health and performance issues.

o          Work closely with onsite OT/network plant teams for: 

•          Plant network dependencies

•          Industrial connectivity issues

•          Change coordination impacting production

o          Provide IT-side inputs for IT/OT segmentation and security.

o          Perform OT Network  troubleshooting 

o          Execute Network changes (configurations, upgrades, patching)

o          Perform New deployments and site expansions

o          Ensure Proper risk assessment and rollback planning

o          Changes executed during approved windows

o          Manage EOL/EOS tracking and remediation.

o          Implement and maintain Network segmentation

o          Firewall policies and secure access controls

o          Vulnerability remediation and patching

o          Security incident investigation

o          Coordinate with OEM TAC (Cisco, firewall vendors)

o          Create, Update and Maintain Network diagrams and configurations

o          IP address management

o          Create, Update and Maintain SOPs/runbooks

o          Ensure accurate ITSM updates and audit compliance

Key Skills

Education

Any Gradute