Experienced and innovative Senior Network Engineer with focus on enhancing network performance and security. Spearheaded complex network projects, leading to significant improvements in network reliability and speed. Known for problem-solving skills and delivering robust solutions in high-pressure environments.
Overview
16
16
years of professional experience
3
3
years of post-secondary education
1
1
Certification
Work history
Technical architect
Tata Consultancy Services
London, India
06.2018 - Current
Implement IP Subnet techniques, VLANs, and routing protocols (OSPF, BGP) into practice.
Configure, Manage and Monitor Palo Alto Firewall models PA-5220, PA-5060, PA-5020, PA-3220, PA-3030, and PA-7050.
Implemented advanced Palo Alto firewall features including URL filtering, User-ID, App-ID, and Content-ID on both inbound and outbound traffic.
Implement Global Protect VPN, IPSEC VPN and SSL VPN through IKE and PKI on Palo Alto firewalls for site to site VPN connectivity.
Deployed Active/Standby modes of High Availability (HA) with Session and configuration synchronization on multiple Palo Alto firewall pairs
Hands on Experience with Bluecoat Proxy Secure Web Gateways
Extensive knowledge on BGP peering and BGP attributes such as AS path, Next Hop and local preference.
Technical Lead
Cognizant Technology Solutions
Chennai, India
10.2015 - 12.2017
Configured and implemented Cisco routers and switches, enhancing network performance.
Proposed network design by analysing requirements and creating detailed diagrams.
Developed and configured Cisco 2921 and 2911 routers, alongside Cisco 3850 switches.
Efficiently set up OSPF, TACACS, and SNMP protocols for optimal connectivity.
Deployed physical in-path configurations and implemented additional router and switch settings.
Configured and troubleshot Cisco Wireless LAN Controller 5508, improving wireless coverage.
Played significant role as Network Specialist for making network-related changes as per client requirement
Strategised, designed and implemented client Network Infrastructure (LAN, WAN, Wireless and Riverbed)
Successfully configured new public/private VIPS, Pool on F5 LTMs
Managed regular requests related to TACACS Servers, including user creation, deletion, password reset & addition of new devices into TACACS
Deployed and configured Riverbeds CX & EX Series, CMC/Interceptor and F5 Load Balancer
Worked on Change & Incident Management, Code & License Upgrade of Riverbed Devices and Wireless LAN Controller
Conducted troubleshooting and resolved network problems, including outages & configurations changes required for routers, switches, firewalls & F5 LTM based on immediate customer requirements
Implemented new Wireless setup (Cisco WLC, LWAP) at various client locations
Education
Bachelor of Science - Computer Applications
Loyola college
08.2003 - 04.2006
Skills
Firewall management: Palo Alto Networks and Cisco ASA
Load balancing: F5 Networks and Citrix NetScaler
Router configuration: Cisco 7600, 7200, 3800, 3600, 2900, 2800, 2600, and ASR 7K
Switch management: Cisco Catalyst 6500, 4500, 3850, and 2960
Communication protocols: TCP/IP, UDP, DHCP, DNS, ICMP, and SNMP
Assistant Delivery Manager at Tata Consultancy Services, Global Shared ServicesAssistant Delivery Manager at Tata Consultancy Services, Global Shared Services