Posted Oct 17, 2026

Core Network Engineer

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Hi,   We have a remote contract job opportunity for a Core Network Engineer with one of our clients. If interested, please respond to me with the below-required details, or I would appreciate it if you could refer an ex-colleague/team member/friend looking for similar roles. CardinalIT offers a referral bonus of $500 for each such referral, to show gratitude and appreciation for this gesture.   Updated Resume: Expected rate range W2: Availability to start: Position: Core Network Engineer Location: Remote Duration: 6-12+ Months   Experience 8+ years of relevant experience in enterprise network infrastructure, operations, implementation, and troubleshooting.   Key Responsibilities ·       Design, implement, operate, and troubleshoot enterprise Core and Campus Network infrastructure. ·       Manage Cisco routing and switching, including routers, switches, VLANs, STP, HSRP/VRRP, OSPF, BGP, and related technologies. ·       Design and support enterprise Wireless/Wi-Fi solutions, including WLAN controllers, access points, authentication, and wireless troubleshooting. ·       Manage and optimize Cisco Edge Network solutions, including WAN/Internet connectivity and branch/enterprise edge infrastructure. ·       Implement and support Network Security solutions, including firewalls, VPNs, ACLs, segmentation, secure network access, and security policies. ·       Troubleshoot complex LAN, WAN, WLAN, routing, switching, connectivity, and performance issues. ·       Perform network upgrades, migrations, implementations, configuration changes, and lifecycle management. ·       Collaborate with security, cloud, infrastructure, and application teams to resolve network-related incidents. ·       Maintain network architecture diagrams, configuration standards, technical documentation, and operational procedures. ·       Participate in major incident resolution, root cause analysis, capacity planning, and network optimization.