Senior Network Incident Response Engineer

Position Overview
We are seeking a Senior Network Incident Response Engineer to provide hands-on network troubleshooting, incident response, and operational support for a large global enterprise environment spanning manufacturing facilities, warehouses, and corporate offices.
This role requires strong Cisco networking expertise, deep understanding of Layers 1–4, and the ability to quickly diagnose and resolve high-priority incidents affecting critical business operations.
The successful candidate will join an established network operations team supporting a high-volume environment and must be comfortable owning production incidents, collaborating with technical teams, and restoring network services under pressure.
An active CCNP certification is required.

Top Required Skills – Ranked
1. Enterprise Network Incident Response – Critical

• 6+ years of hands-on enterprise network operations and troubleshooting

• Experience independently managing P1, P2, and P3 incidents

• Strong root-cause analysis and production outage restoration

• Experience supporting large, complex enterprise networks

2. Cisco Routing, Switching & Network Fundamentals – Critical

• Advanced troubleshooting across OSI Layers 1–4

• Cisco routing and switching

• VLANs, trunking, STP, switching loops, and MAC tables

• BGP, routing tables, IP subnetting, and WAN connectivity

• TCP/UDP, firewall traffic flows, and application connectivity

3. Operational Troubleshooting & Incident Ownership – Critical

• Ability to interpret network logs, interface statistics, routing information, and telemetry

• Experience troubleshooting hardware failures, software defects, and connectivity issues

• Experience working with Cisco TAC, ISPs, and telecommunications carriers

• Comfortable working in high-volume incident queues

4. Certifications & Work Environment – Required

• Active CCNP certification

• Ability to work onsite in Warren, Michigan, at least 3 days per week

• Willingness to participate in evening and weekend on-call rotations

Key Responsibilities

• Respond to critical P1 network incidents and restore service as quickly as possible.

• Manage P2 and P3 incidents in a high-volume enterprise operations environment.

• Troubleshoot LAN, WAN, SD-WAN, wireless, routing, switching, and connectivity issues.

• Diagnose network failures across OSI Layers 1–4.

• Investigate VLAN, STP, BGP, routing, subnetting, and inter-VLAN connectivity problems.

• Analyze TCP/UDP connectivity, firewall policies, application reachability, and session timeouts.

• Troubleshoot Cisco SD-WAN environments using vManage.

• Investigate site outages, node failures, network slowness, and performance degradation.

• Identify root causes involving hardware, software, configuration changes, and service providers.

• Coordinate with Cisco TAC, internet service providers, and telecommunications carriers.

• Troubleshoot wireless interference, saturation, roaming, and access point connectivity.

• Use network monitoring tools to identify affected devices and accelerate incident resolution.

• Review operational dashboards and incident queues to prioritize workload.

• Collaborate with network engineers, site contacts, infrastructure teams, and internal stakeholders.

• Support critical manufacturing and warehouse network environments.

• Participate in an on-call rotation supporting production networks.

• Document incidents, troubleshooting actions, root causes, and corrective measures.

Required Qualifications

• 6+ years of enterprise network engineering, operations, or incident response experience.

• Active CCNP certification.

• Strong hands-on Cisco routing and switching experience.

• Advanced knowledge of TCP/IP and the OSI model.

• Strong Layer 2 and Layer 3 troubleshooting skills.

• Experience with VLANs, STP, BGP, LAN, WAN, and wireless networks.

• Ability to troubleshoot IP addressing, subnetting, routing tables, and network redundancy.

• Experience diagnosing hardware failures and software-related network issues.

• Experience working with Cisco TAC and external service providers.

• Ability to interpret network logs, interface statistics, and monitoring data.

• Understanding of firewalls, TCP/UDP traffic, and application connectivity.

• Strong communication, customer service, and incident ownership skills.

• Ability to work effectively in a fast-paced network