Routing and Switching Wireless Engineer

Overview

Routing and Switching Wireless Engineer (LAN, SD-WAN, Internet, DMZ, B2B, ACI DC). The Level 3 Senior Network & Wireless Ops Engineer oversees the stability and security of LAN / SD-WAN / ACI and wireless networks, ensuring seamless integration, performance, and compliance. This role handles escalated incidents, automation, and cross-team collaboration. Responsible for overseeing the stability, performance, and optimization of the organization’s enterprise network infrastructure. The role requires extensive hands-on experience in routing and switching technologies across LAN, SD-WAN, Internet, DMZ, B2B, and ACI Data Center environments. This engineer is expected to handle complex incidents, lead root cause analysis, and guide architectural decisions.

Responsibilities

• Monitor WLCs, AP health, and BYOD services via Cisco Prime / Aruba AirWave.
• Optimize QoS for wireless UC (Teams / Zoom).
• Network Infrastructure Oversight : Manage and optimize routing, switching, and interconnectivity across LAN, WAN, DMZ, B2B, and cloud environments. Ensure availability, performance, and security of network services supporting critical business applications.
• Advanced Troubleshooting : resolve complex technical issues spanning Layer 1–4. Lead root cause analysis and long-term corrective action planning.
• Design & Implementation : Participate in network design reviews and implement enterprise-grade network infrastructure (ACI, SD-WAN, etc.). Evaluate and integrate new networking technologies to improve resilience and performance.
• Network Change Management : Execute and oversee network configuration changes, migrations, and upgrades in compliance with change control policies. Ensure minimal downtime and risk to production systems.
• Monitoring & Optimization : Proactively monitor network performance using tools like SNMP, NetFlow, and telemetry. Analyze trends and implement tuning strategies to enhance throughput and reduce latency.
• Documentation & Standards : Maintain up-to-date documentation of network diagrams, configurations, and operational procedures. Ensure network practices align with internal standards and regulatory requirements.
• Collaboration & Mentorship : Collaborate with security, infrastructure, and application teams on end-to-end service delivery. Provide guidance and knowledge transfer to Level 2 engineers and junior staff.

Skills & Qualifications

Working Conditions

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