Shiva Gandla
Sr Network Firewall Engineer @Marriott International
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WORK HISTORY
Sr Network Firewall Engineer @Marriott International
EDUCATION
Wilmington University
Master's degree, Computer and Information Systems Security/Information Assurance
ABOUT SHIVA GANDLA
Around 8+ years of experience as a Data Network & Security Engineer with expertise in design, development, implementation, troubleshooting and maintenance of Network & security environments with mixed vendors Routers, Switches Firewalls, Proxy, VPN’s, IPsec, NAT, Load Balancer’s, and Nexus Switches.· Expertise in design, configuring, supporting and administrating Data Centers, Cisco routers, switches, Nexus switches, Load balancers (F5) and firewalls.· Strong hands on experiences Cisco Routers 4300, 4400, 4500, 2900, 3800, Switches 3850, 4500, 9300, 9400, 9500, 6500, 6800 series.· Hands on experience in installing, configuring and administration of Firewalls including Cisco PIX, Cisco ASA, Checkpoint, Palo Alto and Load Balancers like Big-IP F5 (LTM and GTM).· Knowledge on Juniper SRX220, SRX240 and SRX550, Fortinet 200D series firewalls.· Experience with design and implementation of Virtual Switching System (VSS) for both User segment and server segment using 6509 catalyst switches· Proficient in Cisco IOS installation, upgradation and Configuring, Troubleshooting routing protocols like RIP, EIGRP, OSPF, BGP (E-BGP, I-BGP).· Expertise in configuring and troubleshooting complex layer 2 technologies such as VLANs, VTP, Ether Channels, Spanning Tree Protocol STP, RSTP and MST and redundancy protocols like HSRP, VRRP, GLBP.· In depth knowledge and experience working with other protocols like TCP/IP, OSI model, DHCP, DNS, SMTP, IMAP, FTP, WAN, LAN, NAT, PAT, ACL, VLANs, Trunking using 802.1Q, IPv4, IPv6, LDAP, HTTP, HTTPS, UDP, VOIP, QOS.· Expertise with IP subnetting, VLSM, CIDR.· Proficient in implementing and troubleshooting LAN/WAN technologies.· Worked on the migration to new Checkpoint R7x firewalls from Cisco ASA firewalls.Built a VPC, established the site-to- site VPN connection between Data Center and AWS. · Good Experience in architecting and configuring secure cloud VPC using private and public networks through subnets in AWS. · Managed Servers on the Amazon Web Services (AWS) platform instances using Puppetconfiguration management. · Conduct systems design, feasibility and cost studies and recommend cost-effective cloud solutions such as Amazon Web Services (AWS). · Experience with AWS integration to On premise datacenter utilizing VPN. · Security Control assessment for AWS migrations including evaluating the AWS services and recommending additional security controls required.
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