John Murphree Email & Phone Number

Plano, TX, US

Minneapolis, MN, US

Administration of network infrastructure including:- Cisco and Palo Alto firewalls.- F5 BIG-IP virtual and physical load balancers.- AWS Route 53 DNS administration.- Cisco switching: Nexus 2/3/5k including trunking, port-channels, vPC's and FEX.- High-availability (HA) configuration.- Opengear console switches.- Software upgrades (Cisco IOS/NX-OS, F5, and.

San Antonio, Texas, US

Administration of managed hosting firewalls and load balancers. Firewalls are various models of the Cisco ASA platform. Load balancing platforms are mostly F5 platforms with some Brocade ADX's. Typical administration tasks for each technology include:- Firewalls: NAT, PAT, access lists, site-to-site VPNs, remote access VPNs, high availability, packet.

Irving, TX, US

• Brought in to upgrade existing network while positioning new network for flexibility and scalability. Major accomplishments include:
• Upgraded network security with more than ten Juniper SRX firewalls including five high-availability clusters.
• SSL VPN remote access solution at multiple sites using existing Active Directory authentication;
• Site-to-site VPN solutions for DR and third-party connectivity;
• Company-wide (three sites) VoIP network with QoS across multiple vendors’ hardware;
• Redundant path (OSPF) WAN with separate data and VoIP VRFs;

• Network Engineer responsible for maintenance, upgrading, and troubleshooting of LAN composed primarily of Cisco switches, routers, and firewalls.
• Primarily supported core (Juniper NetScreen-5400 cluster) and Internet (Cisco ASA 5550 cluster) firewalls that processed almost a gigabit of traffic to clients via the Internet during market trading hours.
• Deployed and supported site-to-site Internet VPN backup connectivity (Cisco IOS and ASA based).
• Designed and implemented SSL VPN solutions using Cisco IOS, Cisco ASA, and Juniper SA platforms.
• Secondary roles included managing Citrix Netscaler load balancer.
• Also support general LAN connectivity including: multicast, OSPF, BGP, network sniffing, etc.

Jersey City, NJ, US

Greenville, South Carolina, US

• Designed and implemented new dual 6500 LAN core that connected multiple floors of 200+ users in the corporate headquarters. Based on the collapsed core design, the new core provided increased performance and.
• Designed and implemented new datacenter core based on Cisco model 3560 switches. New core resulted in increased performance, reliability, and scalability. OSPF was the primary routing protocol.
• Maintained WAN that connected approximately 2,800 branch centers most of which connected to the datacenter either directly via site-to-site VPN over the Internet or via wholesale DSL.
• Led project to reduce the number of physical servers in order to save space and expenses while increasing reliability and maintainability using server virtualization. Replaced approximately 50 stand-alone Linux VOIP.
• Also supported servers providing: DNS, tftp, ftp, Cisco ACS (RADIUS and TACACS), Internet proxy server, syslog, and network management (Nagios and Orion). Majority of servers ran on Linux OS (Red Hat, CentOS, Fedora.

Armonk, New York, NY, US

• Provided consulting services to split an existing campus (three buildings) network. Part of the campus was being incorporated into a new company.
• A major portion of the project was designing and implementing PIX firewall solutions for access between the old and new networks for the duration of the migration. The new network consisted of mostly Cisco switches and.
• Managed WAN and third-party connections.
• Managed Cisco Content Services Switch (CSS) load balancer.
• Managed DNS and WINS for the networks. Built several Linux servers for support of network hardware: syslog, ntp, tftp, and ftp servers.

Atlanta, GA, US

• Responsible for maintenance and troubleshooting of LAN/WAN composed primarily of Cisco switches, routers, and firewalls.
• Responsible for the network connectivity between four buildings spread over three campuses. The main campus network consisted of approximately thirty Cisco 6509 switches and provided services for approximately 700.
• Primary routing protocols were EIGRP and OSPF.
• The network was protected with Cisco and Check Point firewalls.
• Installed and managed an HP OpenView server (Solaris) and a Cisco Secure ACS server (Windows Server) for centralized switch and router authentication.

Menlo Park, CA, US

Contracted to AIMCO