Chandra G Email and Phone Number
Results-driven and seasoned Network Engineer with over 9 years of extensive hands-on experience in designing, implementing, and managing complex network infrastructures within large-scale environments. Proficient in LAN/WAN switching and routing, Data Center operations, and security infrastructures, with a proven track record of delivering innovative solutions to meet business objectives.🔹 Data Center Solutions Architect: Integral part of the integration of Cisco ACI and Spine Leaf architecture for Data Center solutions, driving efficiencies and enhancing scalability. Successfully deployed Versa for SD-WAN, centralizing network management framework across campus, WAN, and data center infrastructures.🔹 Security Infrastructure Specialist: Played a pivotal role in transitioning from legacy Cisco ACE and Net Scalers to F5 load balancers and from Blue Coat web proxies to Zscaler. Implemented Zscaler's Zero Trust Network Access solution, ensuring secure access to private applications from untrusted networks.🔹 Cloud Migration Expert: Led the migration of on-premises applications and infrastructure to Azure cloud, achieving significant cost reductions and performance improvements. Proficient in leveraging AWS cloud-native services to optimize network performance and streamline management processes.🔹 Next-Gen Firewall and Load Balancing: Experienced with next-gen firewall technologies including Palo Alto firewalls and proficient in configuring F5 LTM for corporate applications and high availability. Strong emphasis on profiles, persistence, monitors, iRules, and SSL offloading.🔹 Network Automation Champion: Implemented network automation tasks leveraging Python and Ansible, automating backups, configuration templating, and streamlining procedures such as software upgrades, enhancing operational efficiency.🔹 Documentation and Reporting: Maintained comprehensive documentation of network configurations, changes, and troubleshooting procedures. Regularly generated detailed reports on network performance, availability, and security incidents.🔹 Technical Proficiencies: Proficient in a wide range of network technologies including BGP, MPLS, VLAN, STP, HSRP, VRRP, IPsec VPN, NAT, QoS, and wireless networking standards.🔹Firewall and Load Balancer Configurations: My expertise includes configuring F5 LTM and GTM for corporate applications, implementing advanced features such as SSL offloading, and managing traffic flows effectively. I have also worked extensively with Palo Alto firewalls, implementing next-gen features for enhanced security.
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Network EngineerState Of Ohio Jul 2024 - PresentUnited StatesResponsible for deploying, managing, and troubleshooting Bluecoat product solutions, specifically the Bluecoat Proxy SG appliance, in an enterprise environment. The role requires experience in network security protocols, infrastructure, firewall systems, and the Bluecoat proxy environment. -
Senior Mainframe Network EngineerMastercard Nov 2023 - Jul 2024New York, United StatesImplemented Zero Trust Network Access (ZTNA) strategies, incorporating web proxies, micro-segmentation, and identity-based controls, resulted in a substantial 47% decrease in potential security threats by rigorously scrutinizing traffic and enforcing continuous authentication protocols.Over the course of a year, oversaw the seamless migration from Blue Coat to Zscaler cloud proxies, pivotal in configuring essential components like PAC files and directing internet traffic to Zscaler's proxy VIP, bolstering network security.Integrated Zscaler's Secure Web Gateway (SWG) functionalities, encompassing URL filtering, data loss prevention (DLP), and cloud access security broker (CASB) capabilities, creating a robust, multi-layered defense strategy against evolving threats.Deployed Zscaler Internet Access (ZIA) to ensure secure internet access, featuring web filtering, SSL inspection, and advanced threat detection, alongside enhancing security and access controls by spearheading SSL decryption and inspection in close collaboration with end-user computing teams.Successfully implemented Versa SD-WAN solutions, meticulously configuring controllers and edge devices, and intelligently routing traffic across multiple WAN links.Engineered a high-availability network architecture utilizing Cisco Catalyst 9600 Series switches and Nexus 9000 switches, implementing StackWise Virtual (StackWise-V) and Virtual Port Channels (vPC) to achieve an impressive 99.999% uptime and reduce network convergence times to under 50 milliseconds, ensuring uninterrupted data flow.Optimized routing protocols, including OSPF, EIGRP, and BGP, on Cisco ISR 4000 series routers, incorporating route summarization and advanced route redistribution strategies to achieve a notable 30% reduction in convergence times and enhanced route selection for critical applications. -
Senior Networking EngineerComcast Jan 2020 - Oct 2023Philadelphia, Pennsylvania, United StatesMaintained and managed various Palo Alto Networks Firewall models such as PA-2200, PA-3200, PA-5200, PA-7000 alongside a centralized management system, Panorama, for overseeing large-scale firewall deployments. Set up and sustained Palo Alto firewalls with features like application and URL filtering, SSL decryption, SSL forward proxy, IPsec, and SSL VPN configurations. Deployed PA-5000 series firewalls for data center perimeter defense. Employed Palo Alto's App-ID, User-ID, and Content-ID features to establish detailed security policies, incorporating Custom Threat Signatures for customized threat detection.Implemented Palo Alto's Active/Passive and Active/Active High Availability (HA) clusters with Virtual Wire mode for seamless failover and session synchronization to ensure uninterrupted service availability. Integrated Palo Alto Panorama for centralized log management and SIEM integration to bolster real-time threat detection and incident response, utilizing network segmentation techniques like Virtual System (VSYS) and micro-segmentation to thwart lateral threat movement. Leveraged Palo Alto's WildFire cloud-based threat analysis service for advanced malware detection, and enforced data security via File Blocking profiles.Implemented F5 AFM and ASM to safeguard against DDoS attacks, vulnerabilities, and unauthorized access, including protection against SQL injection and cross-site scripting. Enhanced application performance and visibility through F5 APM, enabling real-time insights into end-user experience and infrastructure health, thus facilitating proactive troubleshooting and optimization. Successfully transitioned applications from legacy Cisco ACE and NetScalers to F5 load balancers, resulting in improved performance and reduced response time.Deployed F5 GTM for global load balancing, ensuring high service availability across geographically dispersed data centers with automatic traffic redirection in case of server failures. -
Senior Networking EngineerBbva Nov 2016 - Dec 2019Dallas, Texas, United StatesUtilizing Meraki Systems Manager (Meraki MDM), we implemented precise asset tracking strategies, employing geo-fencing and remote management to bolster security measures and streamline operational processes. This implementation facilitated real-time visibility into device locations and ensured compliance, thus enhancing overall asset management efficiency.Integration of multiple Virtual Routing and Forwarding (VRF) instances with Cisco Meraki MX series appliances in our data center proved pivotal. This integration enabled precise traffic segmentation and secure isolation for diverse network services, fortifying our network infrastructure.For a large office space accommodating over 900 users, we designed and implemented a Meraki wireless network, resulting in seamless connectivity and an improved Wi-Fi coverage system. This initiative significantly enhanced user experience and productivity within the workspace.Central management of our Meraki-based network, spanning 1400+ devices, was achieved through the implementation of Meraki Dashboard. This centralized management platform reduced administrative workload and enabled real-time monitoring, thus optimizing network management efficiency.The extensive WAN/LAN network's IP Address Management (IPAM) was efficiently managed using Infoblox. This involved overseeing DHCP scopes, IP reservations, DNS host entries, pointers, delegations, Zones, DNSSec, and related functions to ensure efficient IP resource allocation and DNS management.Cisco ISE was deployed to centralize access policy management and enforce dynamic network access policies based on user and device profiles, thereby reducing unauthorized network access incidents.Deployment of EVPN on Cisco Nexus switches alongside VXLAN facilitated network virtualization and scalable resource allocation. -
Network EngineerHp Jun 2014 - Oct 2016Hyderabad, Telangana, IndiaImplemented and configured routing protocols, including EIGRP, OSPF, and BGP, on Cisco routers such as ASR 1000 and ISR 4000, to optimize global network performance, resulting in a 20% improvement.Provided escalation support for both the Global NOC and local Network support teams, overseeing IBM's infrastructure worldwide. Coordinated closely with a central helpdesk for incident resolution and project connectivity changes, ensuring efficient and effective network operations.Enhanced network reliability by deploying Cisco Catalyst switches like 3750X and 6509, alongside WAN optimization techniques adhering to IBM Standards, thus minimizing downtime.Implemented STP, VLANs, HSRP, and EtherChannel on Cisco Catalyst switches for improved network performance, redundancy, and segmentation. This effort involved segmenting the network into over 50 VLANs to bolster security and manageability.Administered the Cisco ASA 5585-X firewall, configuring advanced ACLs, NAT, and VPN features to bolster network security measures.Customized the IBM z/OS TCP/IP stack, managing network interfaces, TCP/IP profiles, and routing configurations to optimize performance.Leveraged NDM/Connect Direct for mainframe file transfers and TPX/JIRA for terminal emulation and project management, ensuring efficient data exchange and project coordination.Maintained and updated Visio diagrams to accurately document network topological changes in Test Labs, Data Centers, and Switch port assignments, facilitating clear communication and troubleshooting.Managed advanced Layer 1 (L1) infrastructure, implementing high-density cabling solutions and optimizing cable routing to ensure reliable network connectivity.Implemented Quality of Service (QoS) on routers and LAN Optimization on Cisco Catalyst switches to enhance network performance and prioritize critical traffic.Managed DNS and DHCP using tools like Infoblox to facilitate seamless IP address allocation.
Frequently Asked Questions about Chandra G
What company does Chandra G work for?
Chandra G works for State Of Ohio
What is Chandra G's role at the current company?
Chandra G's current role is Senior Mainframe Network Engineer | Network Architecture | Routing Protocols | Firewalls | VPN | LAN | WAN | CCNA | CCNP | CISCO | CompTia Security+| CEH | Linux |.
Who are Chandra G's colleagues?
Chandra G's colleagues are Gina Banks, Angie Blackmore, Les Leonard, Jeff White, Jamey Donohue, Josh James, Karl Parker.
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