Robin D Email & Phone Number

Arlington, Virginia, Us

• Installed, configured, and managed network switches, routers, access points, and firewalls to ensure optimal network performance and security.• Configured and managed Meraki switches, optimizing network connectivity and performance across various environments.• Reviewed and optimized existing Checkpoint, Meraki, and CATO network infrastructure, implementing improvements to increase efficiency and reduce downtime.• Utilized monitoring tools Whats Up Gold and applications to proactively identify and resolve network issues, minimizing impact on business operations.• Collaborated with vendors and service providers to resolve outages and technical issues, ensuring timely and effective problem resolution.• Developed and maintained detailed network diagrams and documentation, ensuring accurate records for troubleshooting and future reference• Provided mentorship to junior network engineers, fostering skill development and promoting best practices in network management.

New York, New York, Us

Dover, Delaware, Us

• Working on various network appliances and technology on day to day work.• Experienced in Integration, configuration and maintenance of Cisco Router, Catalyst Switches and Firewalls.• Working on Fortigate firewalls and proxy , configuration code upgrade and routing. Implementing new DMZ , tunnels and firewall rules on network.• Day to day work include working with family of Fortinet products including fortimanager, fortianlayzer, fortigurd , forticlient,forti proxy on physical and VMs ,Web Application Firewall. • Responsible for Delaware States fortigate environment upgrade to latest code versions.• Responsible for Delaware States Pulse Secure environment upgrade to latest code versions ( R14).• Working on version control DNS solution for state.• Have worked on content filtering products state wide implementation for K-12 schools system , collaborated with product engineers and Tech directors from school to implement the product.• Have worked on different state agencies network requirements.• Extensive troubleshooting on a case-by-case basis with deep understanding of networking/firewall concepts.• Working on Pulse Secure appliances for VPN that includes upgrading , troubleshooting and configuring pulse connect secure, pulse desktop client. • Working on firewall global policy and other security extension changes (VPN, IPS, URL Filtering, Application Control, ,WAF,etc.)• Maintaing LAN/WAN network and keep the connectivity between datacenters and clients and vendors sites.

New York, Ny, Us

• Provided support and managed the Network LAN/WAN/MAN infrastructure layer for the Conversion Media’s managed estate. • Owned the responsibility for supporting the global data network infrastructure component In depth detailed knowledge of network infrastructure used within the bank's group - e.g. Routers and switches, firewalls, LTM and GTM, NAC, Web proxy, DNS appliances. • Took the lead in technical communication of major incidents • Ensured network accurate network infrastructure support documentation is maintained • Created and maintains necessary capability, knowledge and skills • Kept and updated knowledge of the company’s Infrastructure Products and Services current.• Responsible for ensuring that the integrity and stability of the production data network is maintained• Provided high level support for complex, business critical incidents. • Responsible for Incident, Problem and Change Management for critical and major issues and events • Worked with regional and global counterparts, Project Managers and Service Managers for input and to understand influence new solutions and the on boarding of new services • Have strong technical background on Layer-2 switching technology (Cisco IOS switches, Nexus switches), Spanning-Tree (STP, PVST, PVST+, RSTP, Multi-Spanning Tree), VTP• Strong technical background on Layer-3 routing technology (OSPF, BGP, EIGRP)• Technical experience on MPLS, multicasting, GRE- tunneling, GETVPN, IPSEC over GRE • Administration experience on following network products : oFortigate, Checkpoint firewalls. Blue Coat web proxy. F5 load balancers. Infoblox DNS, SevOne, NetScout(Can analyze packets).

Round Rock, Texas, Us

• Experienced in Integration, configuration and maintenance of Cisco Router, Catalyst Switches and Firewalls.• I configured RIP, OSPF, EIGRP and Static routing on Cisco routers and switches.• I am responsible for routing ,VPN on ASA 5505 , switching on Nexus 2000, Nexus 5000 and juniper switches.• Working on juniper SSG-140. Juniper switches.• I set up the storage for product testing for team with different networking requirements. • Installed Dell ESXI servers , created infrastructure server and allocated clusters to developers and other teams.• Working on VMs and troubleshooting different problems occurrences with VMs. • Setup A10 load balancer.• Worked on checkpoint firewall.• I have experience in providing technical support for full setup, debugged the problems of OSPF, switching.• I was involved in L2/L3 Switching Technology Administration including creating and managing VLANs, Port security, Inter-Vlan routing, LAN security.• Administrative experience with vSphere via vCenter to 6.0• Working knowledge of blade server systems HP c3000 or C7000• Have experience in handling company’s wiki page , updating ,troubleshooting , cloning of wiki database to new server with apache. • Also worked physically on servers mounting, laying cables fiber cabling, labeling cables, installing PDUs and configuring PDUs, groups.• Installed and setup MACMINI servers, configurations of servers.• I have experience on devices purchase and making POs and analyzing needs of infrastructure.• Experience on administrator work, giving access to VPN, creating one-time-password (OTP) using CLI , creating and managing user accounts in active directory.• Troubleshooting QA and Developer teams IT related tickets.• Created new network diagram for the existing and new installed network using MS VISIO.• Worked on creating and updating proxy networks.

• Experienced in Integration, configuration and maintenance of Cisco Router, Catalyst Switches and Firewalls.• I configured RIP, OSPF, EIGRP and Static routing on Cisco routers and switches.• Responsible for routing, switching, VPN, network security.• Implemented various EX, SRX & J series Juniper devices.• I assisted in creating site to site IPSEC VPN tunnel with Checkpoint Cisco ASA firewalls. • Switch experience includes Cisco Catalyst switches: CISCO 2600,3600,3400,3750, 4500, 6500 series switches , Nexus 2000, Nexus 5000, Nexus 7000.• I did Configuration and maintenance of OSPF protocol which was the enterprise IGP. Configuration included deploying of new branch locations or new network devices in the existing infrastructure. Creating Stub Areas & configuring Summarization for effective Routing. • Have experience in providing technical support for full setup, debugged the problems of OSPF, switching.• Responsible for service request tickets generated by the helpdesk in all phases such as troubleshooting, maintenance, upgrades, patches, fixes, and all around technical support and trouble shooting .• Involved in L2/L3 Switching Technology Administration including creating and managing VLANs, Port security, Inter-Vlan routing, LAN security.• Implementing, configuring and troubleshooting routing protocols such as OSPF (v3, v2), RIPv2, BGPv4, EIGRP, HSRP, GLBP and MPLS.

Experienced in Integration, configuration and maintenance of Cisco Router, Catalyst Switches and Firewalls.Configuring RIP, OSPF and Static routing on Cisco routers and switches.Responsible for routing, switching, VPN, network security.Have assisted in creating site to site IPSEC VPN tunnel with Checkpoint, Juniper Netscreen firewalls and Cisco ASA firewalls.Very good Experience in using network monitoring tools like Solarwinds. Assisted in configuring various advanced features (Profiles, monitors, iRules, Redundancy, SSL Termination, Persistence, SNATs, HA on F5 BIGIP appliances SSL termination and initiation, Persistence, Digital Certificates, Executed various migration/upgrade projects across F5 and hands on with F5 BIGIP LTMs/EM.Configured PPP, BGPv4, EIGRP, MPLS and OSPF routing.Configured IP, RIP, PPP, BGP and OSPF routing.Implemented SNMP on Cisco routes to allow for network management.Improved network capabilities and reliability by evaluating, testing, purchasing, and implementing new IP/MPLS, Ethernet, and wireless technologiesSwitch experience includes Cisco Catalyst switches: CISCO 3750, 4500, 6500 series switches, Nexus 2000, Nexus 5000 ,Nexus 7000.Configuration and maintenance of OSPF protocol which was the enterprise IGP. Configuration included deploying of new branch locations or new network devices in the existing infrastructure. Creating Stub Areas & configuring Summarization for effective Routing. Create and test Cisco router and switching operations using OSPF routing protocol, ASA Firewalls for stable VPNs.Responsible for service request tickets generated by the helpdesk in all phases such as troubleshooting, maintenance, upgrades, patches, fixes, and all around technical support of 24*7.Configuration of ACLs in Cisco 5540 series ASA firewall for Internet .Implementing, configuring and troubleshooting routing protocols such as OSPF (v3, v2), RIPv2, BGPv4, EIGRP, HSRP, GLBP and MPLS.