Dheeraj Annam

Role: Network Engineer at Tata Consultancy Services
Location: Overland Park, KS, US
LinkedIn followers: 500 followers

Information TechnologyView LinkedIn profile

About Dheeraj Annam

Network Engineer with 3+ years of experience designing, securing, and optimizing…

Experience

Network Engineer
Tata Consultancy Services
Jan 2025 — Present · US
Designed and deployed highly available enterprise networks leveraging Cisco Catalyst/Nexus switches, BGP/OSPF routing, and MPLS/SD-WAN, improving application uptime by 25% and reducing latency by 18% across global sites.Configured and managed Cisco ASA and Palo Alto firewalls with advanced ACLs, VPN tunnels, and IDS/IPS policies, ensuring zero critical security breaches during audits and achieving full ISO 27001 compliance.Automated network config & patching with Ansible/Python, cutting deployment time from daysto hours.Integrated AWS VPCs and Azure VNets with on-prem networksfor secure,redundant hybrid-cloud connectivity.Deployed and configured F5 LTM load balancers to distribute traffic across application servers, optimizing performance in high-transaction environments and ensuring 99.99% availability SLAs for critical applications.Conducted root cause analysis of high-severity incidents using Wireshark, NetFlow, and Splunk, implementing proactive monitoring and automation scripts that reduced mean time to repair (MTTR) by 35% and improved service continuity.Provided end-to-end support for enterprise wireless networks using Cisco WLC and Meraki, conducting RF site surveys, troubleshooting roaming issues, and optimizing WPA3-based security to ensure reliable connectivity for endpoints.

Contact information

Verified work emails, personal emails, and direct dials — unlocked in one click.

Work email
•••••@tcs.com
Personal email
•••••@•••••.com
Direct dial
+•• ••• ••• ••••

Unlock verified contacts

Free to start · No credit card required

Current company

Tata Consultancy Services

IT Services and IT Consulting · 726K employees · Founded 1968 · Mumbai, India

Tata Consultancy Services (TCS) is the technology partner of choice for industry leading organizations worldwide. Since its inception in 1968, TCS has upheld the highest standards of innovation, engineering excellence, and customer service. It has set an aspiration to become the world's largest AI-led technology services company and is enabling its clients to transform themselves across the full AI stack, from infrastructure to intelligence. Rooted in the heritage of the Tata Group, TCS is focused on creating long term value for its clients, its investors, its employees, and the community at large. With a highly skilled workforce spread across 55 countries and 202 service delivery centers across the world, the company has been recognized as a top employer in six continents. With the ability to rapidly apply and scale new technologies, the company has built long term partnerships with its clients – helping them emerge as perpetually adaptive enterprises. Many of these relationships have endured into decades and navigated every technology cycle, from mainframes in the 1970s to artificial intelligence today. TCS sponsors 14 of the world’s most prestigious marathons and endurance events, including the TCS New York City Marathon, TCS London Marathon and TCS Sydney Marathon with a focus on promoting health, sustainability, and community empowerment. Caution against fraudulent job offers: TCS doesn’t charge any fee throughout the recruitment process. Refer here: https://www.tcs.com/careers/india/recruitment-fraud-alert

tcs.com

Find verified contacts for anyone on LinkedIn

Unifers gives sales teams verified emails and direct dials, enriched profiles, and outreach that lands in the inbox.

Start for free See how it works

Free plan included · No credit card required

This profile is compiled from publicly available professional sources. Unifers is not affiliated with or endorsed by LinkedIn. Request removal of this profile.