Routing,Switching,F5 load balancer
Mahendar Reddy K
Network Engineer
Hyderabad,TG
Summary
Results-driven Network Engineer with 14 years of expertise deploying and maintaining LAN and WAN infrastructure. Dedicated technology professional with strong track record of accurately conducting system repairs and troubleshooting. Offering exemplary planning, project management and communication talents.
Overview
14
14
years of professional experience
1
1
Certification
4
4
Languages
Work History
Senior Network Engineer
TATA Consultancy Services
08.2024 - Current
- Currently I am working as “Senior Network Engineer” for TATA Consultancy Services since August-2024 with total 13+ years of experience.
- Hands on Routers, Switches, F5 load Balancer, Wireless LAN, Riverbed and ASA Firewall, Check point firewall, Cisco Meraki, Cisco ISE, Solar winds.
- Good experience about ITIL process and experience on HP SM7, Remedy, ServiceNow, and Cherwell ticket tools.
SME
TATA CONSULTANCY SERVICES (TCS)
08.2024 - Current
- Working as a SME, taking care of both technical and management.
- Working on Routing, Switching, F5 load balancer, Cisco ASA firewall, Checkpoint firewall.
- Working on Aruba wireless, Meraki wireless, LAN and WAN, Meraki SDWAN.
- Working on Cisco ACI, creating Pods and configuring the interfaces, bouncing the interface.
- Working on SFP troubleshooting, replacements and coordinating with the vendors.
- Working and troubleshooting the LAN, WAN and wireless issues also working on slowness, connectivity issues.
- Working n BGP,OSPF and IS-IS routing protocol.
Capgemini
05.2021 - 08.2024
- Working on BGP,OSPF and ISIS, ACL, IPsec configuration and troubleshooting.
- In day to day I am working on troubleshooting network slowness issues, troubleshooting reachability issues, working on Cisco ASA VPN, policies, configuring the cisco and Meraki switches and troubleshooting the Meraki AP issues, working on McAfee and troubleshooting site access related issues, configuring the F5 LTM LB and troubleshooting the issues.
- Working on Cisco IOS switches upgradations 2960, 3560, 9300 models, also working on Meraki switches and AP’s upgradations.
- Working on TACACS, AAA, SNMP configurations and troubleshooting.
- Working on Net scalar load balancer.
- Working on ASA firewall.
- Certified in AWS and AVI Aviatrix Multi-cloud.
- Working on Check Point firewall.
- Working on Cisco Meraki switches and Access Points.
- Working on Cisco ISE.
Accenture Solutions Pvt.Ltd.
03.2017 - 05.2021
- Configuring and troubleshooting the BGP, EIGRP and OSPF Protocols.
- Working on DHCP servers like creating scope, reserving IPs with MAC, deleting the IP reservations.
- Configuring and troubleshooting ISP links and coordinating with vendors according to the issues.
- Configuring and troubleshooting F5 LB LTM part.
- In day to day troubleshooting issues like slow network, site access, server reachability/connectivity related issues and shared folder related issues.
- Troubleshooting wireless related issues like WAP down, connectivity related issues and WLC issues.
- Troubleshooting switching related issues like PO/EtherChannel, Vpc and VSS.
Dimension Data India Pvt.Ltd.
04.2016 - 03.2017
- Enabling the HTTP, HTTPS, TCP, UDP, ADS, FTP ports for required sites as per the client requirement.
- Analyzing the client provided error logs and troubleshooting accordingly, also understanding the router, switches, and F5 LB logs as part of troubleshooting.
- Allowing / denying the sites by creating the ACL as per the client requirement.
- Configuring the Crypto, ACL, SNMP and troubleshooting the issues.
- Configuring the QoS in routers and switches.
- Troubleshooting the connectivity issues by ping, traceroute, config between the branches, LHO, DC & DR locations and troubleshooting the routing and switching issues.
- Configuring the new WAN links on router interfaces and configuring and troubleshooting the BGP and coordinating with the SP till issue resolution.
- Configured different technologies like VSAT at remote location branches also configured the tunnels at DC, DR and troubleshooting the issues also checking with VSAT vendors till the resolution.
- Configuring the ISDN at LHO and branches end and fixing the issues.
- Configuring the vlans and troubleshooting according to the issues.
- Understanding the branch utilization by IP accounting logs, BW utilization reports, troubleshooting accordingly.
Prolink Computers Pvt.Ltd.
10.2015 - 03.2016
- Hands-on troubleshooting Cisco and HP routers and switches.
- Handling the core routers and switches of DC & DR.
- Creating and troubleshooting of the VPN users and client software.
- Maintaining the weekly, monthly backups of routers and switches also upgrading the IOS versions.
- Creating the tunnels at DC, DR, branches and troubleshooting the issues.
CMC Limited
03.2014 - 06.2015
- Network maintenance, monitoring and troubleshooting software and hardware related issues.
- Responding to outages and working closely with the NOC operations.
- Troubleshooting the application and server related issues.
- Troubleshooting the internet and LAN problems.
Value Point Systems Pvt.Ltd.
12.2012 - 03.2014
- Troubleshooting the internet and intranet, LAN issues.
- Installing and configuring the cisco routers 2500, 2600, 3845.
- Troubleshooting enterprise application response problems & Connectivity issues.
- Had good experience on remote tools like VNC, DAMWARE, Team Viewer, Zoom and WebEx.
Astersys technologies
10.2011 - 11.2012
- Assembling & troubleshooting of systems, software & Patches installations.
- Installation of workstations, creating users, configuration of outlook and troubleshooting.
- Application troubleshooting like MS Office, VPN, and all types of OS.
- Installing Citrix client application and testing the VDI environment on the user desktop/laptop.
- Creating profiles for users, customizing the desktop settings and domain setup.
- MS outlook configurations files troubleshooting, moving PST files and adding into the account.
- Administration and troubleshooting of video conference equipment.
Education
B. Tech - E.C.E
JNTUH
01.2011
Skills
Services: Telnet, SSH, HTTP, HTTPS, and FTP
Switches: Cisco Switches 2960, 3550, 3750, C3850 , 4506 and N7K, N9K
Routers: Cisco Routers 841M, 1800, 7206, 1000 ASR Routers
Routing Protocols: Static, BGP, EIGRP and OSPF
Accomplishments
I am working as SME with team size of 14 members, guiding the team on process and technical aspects for smooth operatons.
Affiliations
Cisco Certified Network Engineer
Additional Information
I have worked various projects like JP Morgan,SBI,Vijaya Bank,CMC LTD,Sanofi Pharma.
Software
Certification
CCNA-CSCO12513552, CCNP Switch, AWS SysOps and Aviatrix certified on Multi-Cloud Networking.
Interests
Reading books
Timeline
Senior Network Engineer
TATA Consultancy Services
08.2024 - Current
SME
TATA CONSULTANCY SERVICES (TCS)
08.2024 - Current
Capgemini
05.2021 - 08.2024
Accenture Solutions Pvt.Ltd.
03.2017 - 05.2021
Dimension Data India Pvt.Ltd.
04.2016 - 03.2017
Prolink Computers Pvt.Ltd.
10.2015 - 03.2016
CMC Limited
03.2014 - 06.2015
Value Point Systems Pvt.Ltd.
12.2012 - 03.2014
Astersys technologies
10.2011 - 11.2012
B. Tech - E.C.E
JNTUH