SUMMARY

• Over 8 years of diversified experience in LAN/WAN, routing, switching, firewall technologies, F5 load balancers, administration and troubleshooting as a Network/Firewall Engineer
• Experience in installing, configuring and troubleshooting of Checkpoint Firewall and Juniper SSG series.
• Experience in adding Rules and Monitoring Checkpoint Firewall traffic through Smart Dashboard and Smart View Tracker applications.
• Configuring and maintaining Site to Site and client to site VPN connectivity
• Configured and maintained Cisco ASA firewalls.
• Packet level troubleshooting and analysis in firewalls using packet capture and tcpdump
• Focusing on optimize usage of infrastructure as a cost cutting measure.
• Integrating firewalls with Network management stations for availability monitoring via SNMP.
• Monitoring & analyzing critical network events like IP spoofing & other attacks.
• Configuring Firewall failover for redundancy purposes.
• Have configured stateful & serial failover for PIX/ASA firewalls, Checkpoint Active/Active cluster.
• Conducting periodic BCP drills for firewalls to ensure Business continuity.
• Preparing impact analysis documents before new deployment in the network.
• Troubleshooting escalation cases on different Firewall issues
• Experience in TCP/IP protocol suite and OSI Model
• Hands on experience on network Layer 3 routing protocols (OSPF, RIP, IGRP, EIGRP, BGP etc)
• Outstanding experience in designing and configuring of Layer 2 / 3 networking features such as VLAN, ISL, STP, VTP, 802.1X, Port Security, L2PT and SPAN
• Managing the Wireless devices (Cisco WLC and WISM).
• Maintaining the TACACS server for the firewall authentication purposes.
• Keeping track of the Accounting & Authorization logs.
• Expertise in installing, configuring, and maintaining Cisco Switches (2900, 3500, 3700 series, 6500 series) Nexus (7000, 5000, 2000 Series) Switches
• Configuring and troubleshooting Juniper EX Switches (EX2200, EX2500, EX3200, EX4200, EX4500, EX8200 series).
• Experience with VOIP and QOS implements and support
• Hands on Knowledge/experience on F5 load balancers, its methods, implementation and trouble shooting on LTMs and GTMs.
• Strong knowledge of Cisco and Juniper software (IOS/XR and JunOS) and hardware
• Configuring VLANs and implementing inter VLAN routing.
• Configuration and administration of Cisco Routers and Switches.
• Handling configurations and troubleshooting during data Centre migrations. Carried out many data center migrations.
• Experience with implementation of DNS and DHCP protocols
• Experience configuring and troubleshooting OSPF, EIGRP, BGP, VLAN’s, Trunking, VTP, STP, PVST, RSTP, HSRP, 802.1q, and Ether - channels.
• Administration and diagnostics of LAN and WAN with in-depth knowledge of TCP/IP, NAT, PPP, ISDN and associates network protocols and services.
• Strong knowledge of Cisco and Juniper software (IOS/XR and JunOS) and hardware
• Configuration and Administration of Cisco Routers and Switches.
• Configuring firewall devices and configuring Access Control Lists (ACL)
• Strong experience in 802.11, WEP, WAP, ATM, Frame Relay, IPv6, IPSec
• Excellent technical and project management skills combined with strong communication skills

TECHNICAL SKILLS

• Static, Dynamic - RIP, IGRP, EIGRP, OSPF, IS-IS, BGP-V4
• Cisco (7600,7200, 3800, 3600, 2800, 2600, 2500, 1800 series)
• VLAN, VTP, STP, RSTP, MST, ETHERCHANNEL, HSRP, VRRP, GLBP, Port Security
• Cisco (6500, 4500, 3750, 3500, 2900, series), Nexus 2K 5K 7K
• Firewall 506/515/525/535
• Access-lists, Routing, Switching, Subnetting, Designing, CSU/DSU, IPSec, VLAN, VPN, WEP, WAP, MPLS, VoIP, Bluetooth, Wi-Fi
• FTP, TFTP, STP, MSTP, VTP, HSRP, VRRP, DHCP, SNMP, NAT, RIP, EIGRP, OSPF, BGP, MPLS.
• DNS, DHCP, SNMP, NAT, FTP, TFTP
• VIPRION 4400, 2400.
• Checkpoint, Juniper, Nortel, Cisco PIX & ASA Firewalls, Access lists and Policy based routing, Firewall Design, VPN Configuration, Internet Content Filtering, Load Balancing, IDS/IPS
• Checkpoint Console R75.40 & R77.10, Cisco PIX - 506, 515, 525 Series
• Cisco ASA 5550 Series, Juniper SSG
• Juniper Firewalls
• Cisco 4400, 5500
• Cisco 1242, 2400 & 3500.
• DHCP, DNS, SMTP, FTP, TFTP
• LINUX, UNIX, Windows,Mac
• Perl, C, C++, SQL, HTML/DHTML

PROFESSIONAL EXPERIENCE

Confidential

Network Engineer

Responsibilities:

• Driving transformations and bridging the technical and business communities to optimize processes as well as deliver value from IT investments
• Understanding specific customer requirements
• Responsible for the solution creation and design, validation, installation and then handling over to operations team
• Prepare, Design and Validate High level Technical Solutions
• Presenting Solutions and technical strategies at various levels for review and approvals
• Handling multiple customers across regions
• Planning, implementing, managing and maintaining systems & applications and evaluating use of technology along with providing recommendations on technology & innovation
• Handling New client onboarding and Migration Projects
• Responsible for Technical/operational escalations in the team
• Responsible for Knowledge Transfer and documentation
• Worked on migration from PIX to ASA
• Worked on Switching technology administration by creating and managing VLANs, 802.1Qtrunking, Inter VLAN routing, STP, Port Security, VTP.
• Used F5BigIP load balancers with multiple components for efficient performance and to increase reliability through redundancy
• Responsible for maintenance and utilization of VLANS, Spanning tree, HSRP, VTP of the switched multi-layer backbone with catalyst switches
• Installation, configuration & troubleshooting of F5’s load balancing BIG IP devices (LTM & GTM).
• Experience with Installing, administering and maintaining Cisco VPN Tunnels.
• Installed and maintained the security infrastructure having IPS, IDS, security assessment systems and log management and migration to new VPN.
• Performed switching administration including VLANs, inter-VLAN routing, trunking, port aggregation
• Implemented upgraded firewall platform built on Nokia and Checkpoint Firewall Technologies.
• Designed Firewall Rule Base for the site.
• Helped the Network team to install New switches and routers and configure the IOS according to the requirement
• Identifying technical problems and debugging hardware and software related to LAN’s/ WAN’s.
• Involved in configuring Checkpoint firewall and applying rules to pass servers and switches through firewall.
• Network Firewall Rule Design & Management - Managing rules, NAT to adhere corporate security standards, Firewall configuration review
• Configuring VIPs, Virtual Servers, I-rules, Pool members, Health monitors in F5 load balancer for LTM and GTM Environments
• Implemented switching protocols like Spanning Tree Protocol ( STP ) in the network, and configured VTP, VLANs between switches
• Worked on Firewall logging, DMZ’s and related security polices and monitoring.
• Coordinating with Vendors for creating and modifying firewall and NAT rules and Maintaining Site to Site and SSL VPN

Confidential

Firewall Engineer

Responsibilities:

• Designed Firewall Rule Base for the site.
• Checking the logs in Firewall
• Helped the Network team to install New switches and routers and configure the IOS according to the requirement
• Included Vlan, OSPF, Subnetting, EIGRP, BGP, VTP, spanning tree, IP Subnetting, Wireless Access points.
• Assisted in backup, restoring and upgrading the Router and switch IOS.
• Identifying technical problems and debugging hardware and software related to LAN’s/ WAN’s.
• Involved in configuring Checkpoint firewall and applying rules to pass servers and switches through firewall.
• Involved smart view tracker to check the firewall traffic.
• Involved in DNS Management (IP addressing)
• Day to day network troubleshooting of the infrastructure network.
• Supported Data Center migration and consolidation project
• Daily monitoring of network traffic using sniffers and access logs to troubleshoot and identify network issues.
• Performed switching administration including VLANs, inter-VLAN routing, trunking, port aggregation
• Network Firewall Rule Design & Management - Managing rules, NAT to adhere corporate security standards, Firewall configuration review
• Performing troubleshooting based on the changes implemented across the multiple location datacenter firewalls for the connectivity needed and providing resilience for various scenarios & addressing the concerns of firewall incidents and complex problems by providing the firewall logs & configuration analysis.
• Prepare High level documents for projects which include complete technical aspects & visio documentation for Network Firewall Infrastructure connectivity diagrams (Perimeter) and will be placed in confluence page.
• Involvement in architecting / engineering solutions for new firewall devices provisioning handover activities that has checklist of standard configuration & checkpoints to be tracked as per the procedure of the core enterprise.
• Design and configure rules for logging, identifying threats
• Applied access lists and NAT configurations based on implementation guidelines.
• Configuration and maintenance of checkpoint and cisco firewalls
• Change management, monitoring network performance with network tools.
• Worked with vendors and Engineering team to test new hardware and procedures.
• Worked on routing, switching, firewall technologies, systems design, and administration and troubleshooting
• Performed IOS upgrades and reconfigured devices afterwards
• Maintain health, availability and oversight of the data center infrastructure and customer connectivity
• Managed the load balancers F5 (V9) BIG-IP 1500, 3400, F5 networks GTM Platform.
• Experience with handling the F5 TMOS code (V9, 10).
• Utilize WireShark and Ethereal as protocol analyzers
• Used load balancers with multiple components for efficient performance and to increase reliability through redundancy
• Provided technical support to the customers like upgrading, improving and expanding their network.
• Implemented and monitored network security using Cisco PIX Firewall feature Set and VPN Concentrator to maintain Site to Site VPN.

Confidential, Jersey City

Firewall Engineer

Responsibilities:

• Configuration and maintenance of checkpoint firewalls
• Build and implementation of new request. QA approvals of new request, implementation and set up of new client requirements.
• Responsible for designing and implementation of Network Infrastructure.
• Building, Configuring, maintaining, troubleshooting and auditing of Firewall.
• Implemented firewall upgrades.
• Designed Firewall Rule Base for the site.
• Checking the logs in Firewall
• Carrying out firewall migrations
• Installation and implementation of rules for firewall traffic
• Designed, planned and implemented network solutions to fulfill business unit requirements.
• Network analysis and capacity planning
• Configuration and Administration of Juniper and checkpoint firewalls
• Configuring Site to Site VPN connectivity.
• Involved in Implementing, planning and preparing disaster recovery.
• Having meetings with the application group and gathering requirements for disaster recovery.
• Involved in configuring checkpoint firewall.
• Involved in smart view tracker to check the firewall traffic.
• Troubleshooting hardware and network related problems.
• Creating, Managing and maintaining rules to adhere corporate security standards using checkpoint Firewall
• Coordinating with Vendors for creating and modifying firewall and NAT rules and Maintaining Site to Site and SSL VPN
• Day to day activity includes Change Implementation on firewalls, log analysis and troubleshooting of network access issues.
• Implementing new configurations like site to site VPN, client to site VPN and new project requirement access as per client request for various location on PIX, ASA, Checkpoint, Juniper and VPN concentrators.
• Taken care of all types of Change approvals, planning and Implementations pertaining to Networks.
• Escalating the high priority issues to Tier-3 Network team.

Confidential, Monroe, NJ

Senior Network Engineer

Responsibilities:

• Configuration and Administration of Cisco and Juniper Routers and Switches.
• Administration and diagnostics of LAN and WAN with in-depth knowledge of TCP/IP, NAT, PPP, ISDN and associates network protocols and services.
• Configuring VLANs and implementing inter VLAN routing.
• Upgrading and troubleshooting Cisco IOS to the Cisco Switches and routers.
• Configure and troubleshoot Juniper EX series switches and routers.
• Configuring Site to Site to VPN connectivity.
• Implementation of HSRP, IPSec, Static Route, IPSEC over GRE, Dynamic routing, DHCP, DNS, FTP,TFTP,RAS
• Involved in configuring Cisco Net flow for network performance and monitoring.
• Involved in designing and implementation of wireless IPT devices.
• Involved in Disaster recovery, like diverting the from one data center to different data center when disaster occurs.
• Involved in configuration of Cisco 6500 ACE switches
• Configuring IPSLA monitor to track the different IP route when disaster occurs.
• Involved in Implementing, planning and preparing disaster recovery.
• Having meetings with the application group and gathering requirements for disaster recovery.
• Involved in configuring Juniper SSG-140.
• Involved in configuring Cisco firewalls.
• Involved in configuring checkpoint firewall.
• Configured and maintained Cisco 2900 series switches including VLANs and Trunking protocols.
• Implemented dedicated VLAN ID for all trunk ports, set user ports to non-Trunking, and deployed port security when possible for user ports for layer 2 security
• Configured and maintained Cisco 2900 series switches including VLANs and Trunking protocols.
• Implemented dedicated VLAN ID for all trunk ports, set user ports to non-Trunking, and deployed port security when possible for user ports for layer 2 security.
• Monitored, evaluated and made report on WAN/LAN Networks.
• Used various scanning and sniffing tools like packet sniffer.
• Implemented and monitored network security using Cisco PIX Firewall feature Set and VPN Concentrator to maintain Site to Site VPN.