Sudheer Babu Doppalapudi
Technical Lead at Thales
Hyderabad
Summary
Cyber security professional with over 7.5 years of experience, seeking to leverage expertise in a dynamic organization that promotes career growth in networking and security. Committed to continuous professional development and eager to explore new challenges that maximize potential and drive innovation. Skilled in identifying vulnerabilities and implementing robust security measures to protect organizational assets. Passionate about contributing to a team-oriented environment while advancing personal and professional skills.
Overview
8
8
years of professional experience
37
37
years of post-secondary education
1
1
Certification
2
2
Languages
Work History
Technical Lead
Thales India Pvt Ltd
10.2021 - Current
- Delivered expert support for Imperva security products (WAF, DAM, DSF/Jsonar, DRA), boosting customer satisfaction and retention.
- Managed high-priority escalations and complex POCs, resolving deployment and network challenges.
- Led initiatives that bridged technical execution and business strategy, driving measurable outcomes.
- Successfully led cross-functional teams to deliver high-impact projects on time and within budget, resulting in measurable improvements in operational efficiency and team performance.
- Acted as the primary technical contact for high-priority incidents, coordinating response efforts across security and engineering teams.
- Escalated customer issues to management when appropriate.
- Diagnosed network problems using Wireshark and pcap analysis.
- Collaborated with the Product, Sales Engineering, and Account teams for faster issue resolution.
- Managed team KPIs, resulting in an increase in productivity and an improvement in on-time project delivery.
- Created and maintained knowledge base articles (KCS), improving team efficiency.
- Reproduced customer issues in the lab using VMs and packet captures for root cause identification.
- Configured solutions to safeguard customer infrastructure against cyber threats.
- Implemented proactive monitoring with alerts and reports to ensure system stability.
- Trained new hires and customers on Imperva product usage and best practices.
- Conducted Root Cause Analyses (RCA) and authored preventive documentation to mitigate future incidents.
- Provided guidance on technical and non-technical challenges in daily tasks, and escalations.
- Conducted weekly reviews with VIP customers, resolving critical issues promptly.
- Mentored junior engineers through regular one-on-one meetings, providing guidance on best practices, coding standards, and career growth opportunities.
- Supported compliance audits and ensured that Imperva product deployments adhered to GDPR, PCI DSS, HIPAA, and ISO 27001 standards.
- Built trusted relationships with CISOs and technical leads, providing strategic counsel to accelerate security maturity.
- Collected customer feedback during reviews, and channeled insights to Product Management for feature enhancement.
Senior Product Support Engineer
Lavelle Networks Pvt. Ltd.
09.2017 - 10.2021
- Offer Level 2/Level 3 technical product support for Lavelle's SD-WAN solutions/products.
- Debugging L2, L3, L4, and L7 layer issues in SD-WAN and customer networks.
- Experience in OSPF and BGP routing protocols.
- Integration of Customer Orchestrator with Prometheus for monitoring purposes.
- Expertise in debugging the slowness issues in the network.
- Expertise in reading the network packet in Wireshark.
- Bash scripting to automate tasks.
- Management of customer cloud VMs for orchestrators (AWS, DigitalOcean).
- Conducting training for new joiners about Lavelle's SD-WAN solutions and products.
- Resolving complex problems of customer networks.
- Reproduce the customer issue in the internal lab.
- Request, process, write, and manage the delivery of RCA to customers with a defined SLA.
- Involvement in PoC (proof of concept) to showcase customers.
- Network designing and providing the best possible solutions for customer requirements.
- Involvement in large-scale deployments.
- Creation of IPsec tunnels between cloud setup and private DC setup.
- Monitor the client's production network for security breaches, and investigate the violations.
- Monitoring customer networks.
- Involvement in new feature integration with the product and testing for it.
- Sharing the bandwidth with QA for regression testing of the new builds/releases.
- Generating custom reports from a MySQL database based on customer requirements.
- Created Zabbix tool for monitoring of the network.
- Led webinars and workshops on product features, boosting user adoption rates among clients.
Education
B.E - Electrical, Electronics And Communications Engineering
Koneru Lakshmaiah University
Vijayawada, India 04.2001 - 01.2017
12th - MPC
Sri Chaitanya Junior Kalasala
Guntur, AP 04.2001 - 01.2013
10th - SSC
Sai Aditya School
Guntur, AP 04.2001 - 01.2011
Skills
Security & Network Technologies:
Imperva Products: WAF (Web Application Firewall), DAM (Database Activity Monitoring), DSF (Data Security Fabric / Jsonar), DRA (Data Risk Analytics)
Network Protocols:TCP/IP, UDP, OSPF, EIGRP, BGP, VLAN, VTP, STP, VRRP, ARP, IPv4/IPv6, NAT, DNS, DHCP, MPLS ,Switching
Security Tools & Concepts:
IPS/IDS, ACLs, Deep Packet Inspection (DPI), Open IPSEC Tunnels (Wire Guard, Strong Swan), Iptables
Monitoring & Analysis:
Wireshark, Zabbix, Prometheus, Wireshark analysis
Cloud & Infrastructure
Cloud Platforms: AWS, Azure, Google Cloud, Digital Ocean
Databases: MySQL, MongoDB, RDS Databases
Virtualization & Orchestration: VM setup, orchestrator management, SD-WAN integration
AWS Skills: S3, IAM,RDS,Loadbalancers
Azure Skills:Eventhubs, Azure SAML,Storage accounts, Azure proxy
Operating Systems & Tools:OS: Linux (Ubuntu, CentOS), Windows
Productivity & Collaboration: Jira, Confluence, OpenWRT
Version Control & Automation:Bash scripting, Lua scripting
SSO:Azure SAML,Okta,LDAP
Certification
CCNA (Routing & Switching)
Disclaimer
I hereby declare that the above information is true and correct to the best of my knowledge and belief.
Place: Hyderabad
Date: 2025-08-04
D.Sudheer Babu
Timeline
Technical Lead
Thales India Pvt Ltd
10.2021 - Current
Senior Product Support Engineer
Lavelle Networks Pvt. Ltd.
09.2017 - 10.2021
B.E - Electrical, Electronics And Communications Engineering
Koneru Lakshmaiah University
04.2001 - 01.2017
12th - MPC
Sri Chaitanya Junior Kalasala
04.2001 - 01.2013
10th - SSC
Sai Aditya School
04.2001 - 01.2011