Senior Network Architect – Enterprise LAN/WAN, Network Security & OT/IT Integration

Job Title : Senior Network Architect – Enterprise LAN/WAN, Network Security & OT/IT Integration

Location : Palm Beach Garden, FL

Client: TCS / CL-ERU

 

 

 JD :

PLEASE NOTE The rates may be negotiable based on experience, education, geographic location, and other factors..*

Network Architect

Role Descriptions: Enterprise Network Architecture and Design LAN/WAN architecture Routing and Switching TCP/IP| DNS| DHCP| NATVLANs and network segmentation BGP| OSPF and enterprise routing concepts Enterprise firewall architecture WAN / SD-WAN Network security High Availability and network resiliency Wireless network architecture IP addressing and subnetting Network discovery and assessment Data center/site connectivity Structured cabling and physical infrastructure Site migration and cutover planning Network troubleshooting and root-cause analysis HLD/LLD and network topology documentation Experience coordinating multiple technical workstreams.Roles & ResponsibilitiesSite Network Assessment Conduct detailed assessment of the existing power plant network infrastructure.Review routers| switches| firewalls| WAN connectivity| wireless infrastructure| network circuits| racks| patch panels| and physical cabling.Document the current-state network topology and identify technical gaps| risks| dependencies| and obsolete infrastructure.Target Network Architecture Design the target-state network architecture required to integrate the power plant into the enterprise environment.Develop HLD/LLD| network topology diagrams| connectivity requirements| IP addressing strategy| segmentation| redundancy| and resiliency requirements.LAN/WAN Architecture Design and validate enterprise LAN/WAN connectivity| including routing| switching| VLANs| WAN circuits| SD-WAN| and site connectivity.Define redundant connectivity and high-availability requirements for critical plant services.Network Security & SegmentationWork with cybersecurity and OT security teams to develop secure network segmentation between enterprise IT and plant/OT environments.Support firewall architecture| security zones| access requirements| and network-security controls.Ensure the migration adheres to applicable client security and infrastructure standards.OT/IT IntegrationCoordinate integration requirements between corporate IT infrastructure and power plant operational technology.Identify connectivity dependencies involving plant systems and other operational applications without introducing unnecessary dependencies between OT and enterprise networks.Site Migration PlanningDevelop the detailed network migration and cutover approach.Identify prerequisites| sequencing| dependencies| maintenance-window requirements| validation criteria| rollback requirements| and post-migration activities.Design the migration to minimize interruption to site operations.Physical Infrastructure & CablingAssess structured cabling and physical network infrastructure.Identify requirements for fiber/copper cabling| patch panels| racks| network closets| equipment installation| labeling| and connectivity.Coordinate with field-services and cabling teams during implementation.Network Equipment & Configuration Design Define requirements
Essential Skills: Enterprise Network Architecture and DesignLAN/WAN architecture Routing and Switching TCP/IP| DNS| DHCP| NATVLANs and network segmentation BGP| OSPF and enterprise routing concepts Enterprise firewall architecture WAN / SD-WAN Network security High Availability and network resiliency Wireless network architecture IP addressing and subnetting Network discovery and assessment Data center/site connectivity Structured cabling and physical infrastructure Site migration and cutover planningNetwork troubleshooting and root-cause analysis HLD/LLD and network topology documentation Experience coordinating multiple technical workstreams.Roles & ResponsibilitiesSite Network Assessment Conduct detailed assessment of the existing power plant network infrastructure.Review routers| switches| firewalls| WAN connectivity| wireless infrastructure| network circuits| racks| patch panels| and physical cabling.Document the current-state network topology and identify technical gaps| risks| dependencies| and obsolete infrastructure.Target Network Architecture Design the target-state network architecture required to integr

 

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