Job Summary
Job Summary : The L3 Wireless Engineer is responsible for advanced wireless engineering, RF optimization, WLAN architecture support, major incident resolution, wireless lifecycle management, automation, and technical governance of Cisco and Aruba Wireless environments.
The L3 LAN Engineer serves as the highest technical escalation point for enterprise LAN infrastructure and is responsible for advanced troubleshooting, design support, capacity planning, lifecycle management, automation, and major incident resolution.
Key Responsibilities
Key Responsibilities
Advanced LAN Support
- Act as L3 escalation point for critical LAN incidents.
- Perform advanced troubleshooting across campus networks.
- Support large-scale Cisco and Aruba switching environments.
- Troubleshoot complex routing and switching issues.
LAN Technologies
- Cisco Catalyst 9K
- Cisco Nexus
- Aruba CX
- HPE Comware
- SDA (Software Defined Access)
Cisco Catalyst Center (DNAC)
- Device onboarding and provisioning
- Assurance Management
- Software Image Management (SWIM)
- Template deployment
- Compliance management
- SDA operational support
Problem Management
- Lead Root Cause Analysis (RCA).
- Identify recurring infrastructure issues.
- Implement permanent corrective actions.
- Maintain technical knowledge articles.
Upgrade & Lifecycle Management
- IOS-XE upgrades
- Switch refresh initiatives
- Software lifecycle planning
- Validation and rollback testing
Capacity & Performance Management
- Capacity forecasting
- Utilization analysis
- Performance optimization
- Infrastructure modernization
Security & Compliance
- Vulnerability remediation
- Security advisory reviews
- Configuration compliance audits
- Network segmentation support
Automation
- Python scripting
- Ansible automation
- DNAC API integrations
Skill Requirements
Required Skills
- Cisco Catalyst Center (DNAC)
- Cisco Catalyst 9K
- Cisco Nexus
- Aruba CX
- OSPF
- BGP
- EIGRP
- STP
- QoS
- SDA
- Cisco ISE
Experience
- 7-10 years of LAN Engineering experience.
- 3+ years supporting Cisco DNAC.
- Experience handling major incidents.
Preferred Certifications
- CCNP Enterprise
- Cisco SDA Specialization
- Aruba ACNP
- ITIL Foundation
Other Requirements
Other Requirement : Advanced Wireless Engineering\\r\\n• Act as L3 escalation point for wireless issues.\\r\\n• Troubleshoot complex WLAN performance issues.\\r\\n• Analyze wireless user experience and client behavior.\\r\\n• Optimize RF design and coverage.\\r\\nCisco Wireless Technologies\\r\\n• Cisco WLC 9800\\r\\n• Cisco Access Points\\r\\n• Wireless Assurance\\r\\n• Cisco Mobility Services\\r\\nAruba Wireless Technologies\\r\\n• Aruba Central\\r\\n• Aruba Mobility Controllers\\r\\n• Aruba APs\\r\\n• AI Insights\\r\\n• AirWave\\r\\nRF Performance Management\\r\\n• RF tuning and optimization\\r\\n• Channel utilization analysis\\r\\n• Coverage gap analysis\\r\\n• Roaming optimization\\r\\n• Client density planning\\r\\nAruba Central Administration\\r\\n• Site and group management\\r\\n• Template administration\\r\\n• Firmware compliance\\r\\n• AI-powered analytics review\\r\\nProblem Management\\r\\n• Root Cause Analysis\\r\\n• Known Error Database maintenance\\r\\n• Wireless stability improvements\\r\\n• User experience enhancement initiatives\\r\\nUpgrade & Lifecycle Management\\r\\n• Controller upgrades\\r\\n• AP firmware upgrades\\r\\n• ArubaOS upgrades\\r\\n• Wireless software compliance management\\r\\nSecurity\\r\\n• Cisco ISE Integration\\r\\n• Aruba ClearPass\\r\\n• 802.1X Authentication\\r\\n• NAC\\r\\n• Wireless segmentation\\r\\n• Policy enforcement\\r\\nAutomation & Analytics\\r\\n• DNAC APIs\\r\\n• Aruba Central APIs\\r\\n• Python Automation\\r\\n• Wireless reporting and dashboards\\r\\nRequired Skills\\r\\n• Cisco WLC 9800\\r\\n• Aruba Central\\r\\n• Aruba Controllers\\r\\n• RF Optimization\\r\\n• WLAN Design\\r\\n• Cisco ISE\\r\\n• Aruba ClearPass\\r\\n• Wireless Security\\r\\n• Wireless Analytics\\r\\n• Network Automation\\r\\nExperience\\r\\n• 7-10 years of Wireless Engineering experience.\\r\\n• 3+ years supporting enterprise Cisco and Aruba WLAN environments.\\r\\n• Strong expertise in RF design and troubleshooting.\\r\\nPreferred Certifications\\r\\n• CCNP Enterprise (Wireless)\\r\\n• CWNA / CWNP\\r\\n• Aruba ACMP\\r\\n• Aruba ACNP\\r\\n• ITIL Foundation\\r\\n\\r\\n\\r\\n