Lead N/W Engineer

Role: Lead Network Engineer

Location : Bangalore

Job Summary: Lead Network Engineer with extensive expertise in Cisco Catalyst Center Cisco DNA Center SD Access Identity Services Engine (ISE) SilverPeak SDWAN Palo Alto Firewalls and Global Protect VPN. This role requires a highly skilled professional with deep technical expertise in network design implementation troubleshooting and security within enterprise environments. Oversee network operations drive infrastructure automation ensure high availability and mentor junior engineers. The ideal candidate should have strong experience in Cisco networking automation security frameworks cloud integration and data management skills.

Key Responsibilities: Network Operations & Troubleshooting

Monitor manage and resolve global network infrastructure incidents efficiently.

Provide root cause analysis for production outages and implement corrective measures

Oversee network provisioning and de-provisioning for seamless scalability.

Support Infoblox IPAM provisioning and DNS-related activities

Infrastructure Administration & Security Administer and optimize Cisco Catalyst Nexus ACI and DNA Center infrastructure.

Configure maintain and troubleshoot Palo Alto Firewalls VPN Connections and Proxy related issues.

Oversee SilverPeak SDWAN deployment performance troubleshoot and enhancements.

Implement and enforce network security best practices including 802.1x NAC deployment.

Perform firewall and network OS patching monitoring and alerting.

Proven Expertise in Managing and troubleshooting Wireless Cisco environments with a deep understanding of the RF Spectrum.

Automation & Monitoring: Manage SolarWinds Orion and Cisco Catalyst Center (formerly known as DNA Center) for network performance monitoring.

Good understanding of NETCONF YANG and API calls to integrate multi-vendor environments for data collection and management.

Develop network automation using Python Ansible or similar technologies.

Integrate Logic Monitor SNMP-based monitoring and Single Sign-On (Okta) into network operations. Leadership & Collaboration: Excellent communication skills and ability to work in a global multi-cultural environment.

Work with global teams to drive network innovation and strategy.

Document and share new operational solutions best practices and troubleshooting guides.

Mentor junior engineers and provide technical guidance.

Adhere to IT access management and change control procedures.

Stay updated with industry trends security threats and risk management techniques.

Required Qualifications & Skills:

10 years of experience in network engineering IT security and infrastructure support.

Cisco or equivalent certifications (CCNP CCIE preferred).

Expertise in Cisco technologies including Catalyst Nexus DNA Center ACI NGFWs.

Strong knowledge of networking protocols including TCP/IP DHCP DNS VPN IPS SDWAN DMVPN OSPF BGP VLANX NAC (802.1x deployment).

Hands-on experience with Palo Alto Firewalls Global Protect VPN and SilverPeak SDWAN.

Solid troubleshoot skills to corelate events and data from multiple sources to effectively resolve complex network issues.

Data Management skills to get raw log data into visual dashboard using tools such as Tableau or Power BI.

Experience in Python scripting Ansible automation or similar tools is a plus.

Bachelors Degree in Computer Science IT or equivalent experienc