SREENATH KANAKARAJU
Network Engineer
Bangalore,KA
Summary
Network Engineer with over 6 years of hands-on experience in the IT industry, specializing in routing and switching technologies with robust troubleshooting capabilities. Possess in-depth knowledge of enterprise and industrial network protocols, including OSPF, EIGRP, BGP, MPLS, and switching fundamentals. Proficient in network performance analysis, maintenance, and operational support for Cisco infrastructure across enterprise, data center, and rugged environments. Skilled in firmware management, packet-level diagnostics, application hosting, Meraki-Catalyst integration, and Layer 2/Layer 3 configurations. Experienced with automation, migration planning, and field-case escalations. Strong exposure to Cisco Catalyst 9000, Nexus, Meraki, and Industrial Ethernet (IE) series platforms.
Overview
8
8
years of professional experience
6
6
years of post-secondary education
2
2
Certifications
Work History
Technical Consulting Engineer – Cisco TAC
Cisco Systems
08.2022 - Current
- Supporting Global Enterprise and Industrial Customers
- Core Network Operations & Configuration
- Performed firmware upgrades, ROMmon recovery, and EEM script automation across Cisco Campus & Datacenter switches.
- Configured modular/fixed stacking, StackWise Virtual (SVL) (dual/quad-sup), and static/dynamic LAG, MLAG, VLT, VRRP.
- Managed VLANs, QoS, VRFs, route summarization, Static/Reverse routing, and Named ACLs.
- Enabled and maintained Spanning Tree Protocols – RSTP, RPVSTP, MSTP.
- Implemented 802.1X, RADIUS, MAB, DHCP Relay Agent, and IGMP multicast snooping/forwarding.
- Used NetFlow and iPerf for bandwidth analysis and troubleshooting network slowness.
- Hands-on experience with complete Cisco Catalyst 9000 Series Switches including C9200, C9200L, C9300, C9300L, C9400, C9500, C9600 platforms.
- Handled advanced switch migration tasks involving software rollback, configuration merges, and golden image setups.
- Investigated packet drops using tools like Wireshark, SPAN, RSPAN, ERSPAN, EPC, SPF, PSV, EDD, and EPDA.
- Delivered Root Cause Analysis (RCA) for hardware issues involving PoE/PoE+, fiber modules, PSU failures, and backplane issues.
- Managed Meraki-monitored Catalyst switches, facilitating unified network visibility via the Meraki dashboard.
- Deployed App Hosting on Catalyst 9000 Series, including ThousandEyes Agent and ASAc (Adaptive Security Appliance container).
- Configured and supported Resilient Ethernet Protocol (REP) for ring-based redundancy.
Network Engineer – Cisco TAC
Capgemini Engineering
05.2020 - 08.2022
- Provided global TAC support for Routing & Switching (QoS, ARP, DHCP, STP, VTP, SVI, Private VLAN, Q-Q Tunnel, Switch Security, EVC, OTV).
- Troubleshot complex network issues including packet drops and total connectivity loss.
- Restored major outages, supported network migrations, and delivered detailed RCA reports.
- Performed hardware diagnostics and support on Catalyst 2K–6K switches.
- Upgraded Catalyst/Nexus Switches (2K–7K) and resolved VSS, chassis, and modular platform issues.
- Configured and troubleshooted SVL and VSS on Modular Catalyst Chassis including 4K, 6K, and 9K models.
- Led knowledge transfer sessions and war rooms for high-priority escalations.
Trainee
Network Bulls
02.2019 - 02.2020
- I trained on routing and switching at Network Bulls, Gurgaon, which includes CCNA, CCNP, and CCIE R&S.
System Engineer
Asian Designer
12.2017 - 01.2019
- Troubleshooting network related issues.
- Executed & coordinated on-call escalations for 24x7x365 infrastructure.
- Monitored various applications and monitoring consoles to maintain availability & performance.
- Provided technical network support and responded to service requests and incidents.
- Created, assigned, and responded to trouble tickets to resolve any issues.
- Took over responsibility for the customer Follow-up ticket queue, ensuring historical issues were resolved to a high standard of customer service.
Education
Bachelor Of Engineering - Electronics & Communication Engineering
K Ramakrishnan College of Engineering
01.2014 - 01.2017
Intermediate - Electronics & Communication Engineering
Srinivasa Polytechnic College
01.2011 - 01.2014
High School - undefined
Kendriya Vidyalaya No.2 School
Trichy, Tamil NaduSkills
Routing Protocols: EIGRP, OSPF, BGP,TCP/IP
Switching: STP, VTP, DTP, IVR, SVI, CDP, EtherChannel, STP Protection, HSRP, VRRP, GLBP, Trunking, Layer 2 Security
Security: ACLs, SSH, Telnet, Port Security, GRE Tunnel, IPSec VPN, DMVPN, SSL VPN
Other Protocols & Concepts: ARP, DHCP, DNS, SNMP, NAT, IP Addressing, MPLS, MP-BGP, L3VPN, DHCP Snooping, ARP Inspection
Tools & Utilities: Wireshark, SPAN, RSPAN, ERSPAN, EPC, SPF, PSV, EDD, EPDA, ELAM, NETDR, EEM Script
Cisco Hardware Experience on catalyst devices
Solid understanding of OSI & TCP/IP models with end-to-end network debugging skills
Websites
Certification
Cisco Certified Specialist - Enterprise Core
Interests
Solving Sudoku, Playing Cricket
Personal Dossier
- Date of Birth: 08 JUNE 1995
- Nationality: Indian
- Marital Status: Single
- Languages Known: English, Hindi, Tamil
- Hobbies: Solving Sudoku, Playing Cricket
- Passport Number: M20141182W
Timeline
Technical Consulting Engineer – Cisco TAC
Cisco Systems
08.2022 - Current
Network Engineer – Cisco TAC
Capgemini Engineering
05.2020 - 08.2022
Trainee
Network Bulls
02.2019 - 02.2020
System Engineer
Asian Designer
12.2017 - 01.2019
Bachelor Of Engineering - Electronics & Communication Engineering
K Ramakrishnan College of Engineering
01.2014 - 01.2017
Intermediate - Electronics & Communication Engineering
Srinivasa Polytechnic College
01.2011 - 01.2014
High School - undefined
Kendriya Vidyalaya No.2 School