L3 Data/Wireless Network Engineer

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L3 Data / Wireless Network Engineer – Bangalore (Hybrid)

Company: New Era TechnologyEmployment Type: Permanent / Full-TimeLocation: Bangalore (Hybrid Work Model)Experience: 6-10 Years

We are looking for an experienced L3 Data / Wireless Network Engineer to join our Global Network Services team in Bangalore. The ideal candidate will be responsible for advanced troubleshooting, enterprise network support, wireless infrastructure management, and project delivery across large-scale global environments.

This role requires strong hands-on expertise in enterprise data networking, wireless technologies, SD-WAN, routing & switching, and operational support. The engineer will work closely with customers, vendors, and cross-functional teams to deliver high-quality network services, resolve complex issues, and support critical infrastructure initiatives.

Key Responsibilities

• Provide advanced Level 2 and Level 3 support for enterprise data and wireless network environments.

• Perform complex troubleshooting, root-cause analysis, and permanent resolution for network and wireless issues.

• Support and manage LAN, WAN, Wi-Fi, SD-WAN, VPN, campus, and datacenter networking environments.

• Configure, optimize, and troubleshoot enterprise-grade routers, switches, firewalls, wireless controllers, and access points.

• Support Cisco Wireless LAN Controllers (WLC), Cisco Prime Infrastructure, Cisco ISE, Mobility Services Engine (MSE), and enterprise wireless deployments.

• Troubleshoot wireless connectivity, RF interference, roaming (L2/L3), authentication, performance, and client-related issues.

• Lead or contribute significantly to network implementation, migration, refresh, and rollout projects.

• Manage incidents, service requests, problem tickets, and change activities within ITSM platforms following ITIL processes.

• Coordinate with OEM vendors, ISPs, and Cisco TAC for escalations and critical issue resolution.

• Monitor and optimize network performance, availability, capacity, and reliability using enterprise monitoring platforms.

• Maintain detailed technical documentation, network diagrams, SOPs, and operational runbooks.

• Mentor junior engineers and support knowledge-sharing initiatives within the team.

• Participate in on-call support, maintenance windows, and after-hours activities for critical projects and incidents.

Required Skills & Experience

• 6-10 years of hands-on experience in enterprise Network Operations, Engineering, and Delivery.

• Strong knowledge of LAN, WAN, Wireless, SD-WAN, VPN, campus, and datacenter networking technologies.

• Hands-on experience with Cisco, Arista, HP, Palo Alto, Viptela, or equivalent enterprise networking platforms.

• Strong understanding of routing and switching protocols, VLANs, STP, OSPF, BGP, wireless security, and enterprise network design concepts.

• Expertise in Cisco Wireless technologies including WLCs, APs, CAPWAP/LWAPP, and Wi-Fi standards (802.11 a/b/g/n/ac/ax).

• Good understanding of wireless security technologies including WPA2/WPA3, 802.1X, PEAP, RADIUS, TACACS+, and ACLs.

• Experience with Cisco Prime Infrastructure, SolarWinds, PRTG, or equivalent monitoring and management platforms.

• Hands-on exposure to Cisco ISE and enterprise authentication frameworks.

• Working knowledge of Windows Server, Linux, and basic network automation/orchestration tools.

• Familiarity with ITIL framework and ITSM ticketing systems.

• Strong communication, stakeholder management, troubleshooting, and analytical skills.

• Ability to work effectively in fast-paced global enterprise environments under tight timelines.

Preferred Certifications

• Cisco CCNP Certification (Preferred)

• CWNA / CWNP Certification (Good to Have)

• ITIL Foundation Certification

• Cisco Wireless Certifications (Good to Have)

Good to Have

• Experience with Cisco Catalyst 9800 WLCs, Wi-Fi 6/6E, Cisco DNA Center, and advanced RF tools.

• Exposure to network automation tools such as Python, Ansible, or Terraform.

• Experience with SD-WAN, firewall policy management, and load balancing technologies.

• Experience supporting enterprise customers in Financial Services, Healthcare, Pharmaceutical, or Managed Services environments.

• Familiarity with cloud networking and hybrid infrastructure environments.

Work Environment

• Permanent role with excellent long-term career growth opportunities.

• Hybrid work model from Bangalore office.

• Opportunity to work on large-scale enterprise networking and wireless infrastructure projects.

• Exposure to global enterprise customers and cutting-edge networking technologies.

How to Apply

Please share your updated resume with:

📧 [email protected]📧 [email protected]

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