SUMMARY:

• Planned and configured for integration and movement of colocated servers / network back into network.
• Planned and configured network for migration of data center .
• Replaced Sonicwall and Meraki firewalls with Cisco ASA 5520 and 5525X failover pairs.
• Provide best practices recommendations for servers and networking systems in general and to meet compliance requirements. Assisted with meeting companies PCI security compliance goals and reporting requirements
• Redesign network and install new switch fabric consisting of Cisco 6509, 4507, 3850, 3750, 3560 and 2960 LAN switches. Configuring core / distribution layer HSRP pairs.
• Build network on Cisco C4507 switches with ASA5520 firewall with failover between two ISP connections. Planned and designed for cleanup of ASA firewalls that had vast numbers of unused ACL lines.
• Responsible for wireless network design and expansion comprised of 8540, 5500 and 210X WLC's, 1131 LAP and AP, 1262 LAP 3602, 3702, and Cisco C3560, C3750 and C3850 switches support wireless,
• Experienced with Cisco Prime Infrastructure and ISE.
• Preformed normal network engineering tasks such as troubleshooting, modifications, routing, switching and firewall / VPN work operations and trouble - shooting.
• Responsible for performing Wireless surveys using Confidential

PROFESSIONAL EXPERIENCE:

Confidential, Allen, Tx

Network Security Engineer

Responsibilities:

• Modify Cisco ASA firewalls as needed when servers are added to production network. Maintain and improve network and wifi. Clean up firewall rules at both data centers.
• Assure and report on PCI security compliance efforts for customer and firm.

Confidential, Richardson, Tx

Network Security Engineer

Responsibilities:

• Modify Cisco ASA firewalls to allow access to replacement servers to maintain services while server hardware is updated

Confidential, Wallingford, CT

Network Security Specialist

• Audit Cisco ASA firewalls with the goal of cleaning up ACL s that no longer need some filter s when Firepower is turned up necessary post conversion to ASA5525 - X. Also to remove poorly planned filtering.
• Perform Gap Analysis on firewall ACL coverage.
• Recommend changes

Confidential, Plano, Tx

Wireless Network Engineer

Responsibilities:

• Upgrade Dallas ISD school networks with new wireless and switches, using Cisco Prime and WLC.
• Re - configure and / or configure
• Cisco Catalyst C3560, C4506, C4507, C3750 and C3850
• Cisco 3602 and 3702 Lightweight Access Points,
• Cisco Prime and 8540 WLC
• Wireless Survey using Confidential

Confidential, Frisco, Tx

Network Engineer and Wireless Engineer

Responsibilities:

• Provide networking support and expertise .
• Re - configure and clean configuration
• Nexus N9K-C9372PX
• VXLAN
• Nexus 2248 fabric extender
• ASR 1001
• Meraki MX400 and MX100
• Cisco ASA 5525X firewalls
• Meraki Wireless Engineering
• Configure new catalyst and meraki switches and AP s.
• Build colo site, rack and stack provide VPN links from backup failover site to colo site configure VPN links to customers
• OSPF, CDP and BGP
• DMVPN
• Navisite Cloud services routing and Firewall

Confidential, Addison, Tx

Network Engineer

Responsibilities:

• Design and build enterprise class network,
• Plan and configure subnetting scheme and VLAN s
• Planned and configured for integration and movement of colocated servers back into network. * Replace Sonicwall firewalls with Cisco ASA 5520 failover pair.
• BBGP and OSPF routing and CDP
• Build network on Cisco C4504 switches with ASA5520 firewall with failover between two ISP connections.
• DMVPN

Confidential, Irving, Tx

Network Engineer

Responsibilities:

• Redesign network and install new switch fabric consisting of Cisco 3750, 3560 and 2960 LAN switches.
• Support 6 remote sites
• Provide best practices recommendations for servers and networking systems in general.
• Mentoring younger team members.
• Start implementing HIPAA compliant systems and practices.
• Build OpenNMS monitoring system, syslog and backup systems (TFTP) for networking systems.
• Network maintenance tasks CDP for trouble shooting,
• Cisco autonomous wireless ap s (1600 series)
• Meraki Wireless
• Securing network via ASA firewalls and cleaning up Active Directory to improve functionality of the group policy and security.
• Developed plans to implement HIPAA required security procedures and policies.
• Wireless Engineer installing and managing Cisco Meraki Firewalls and WIFI.
• Cisco wireless engineering
• Managing, configuring and trouble shooting VPN's, both site to site and remote and DMVPN.
• Establish EIGRP routing in all network links.

Confidential, Sunnyvale, Ca

Network Engineer

Responsibilities:

• Redesign network and clean up poorly configured switch fabric consisting of Cisco 3750, Cisco Nexus 3064 and Cisco 2960
• Secure ASA 5520 firewalls.
• Manage 2 remote sites
• Provide best practices recommendations for computing systems in general.
• Properly configure HSRP and fail - over in fire walls and core switches.
• Trouble shooting poor performance in Firm cluster configuration and Firm host/guest configurations.
• Build OpenNMS monitoring system, syslog and backup systems (TFTP) for networking systems.
• Configure VMWare cluster networking
• Network maintenance tasks. CDP for Troubleshooting
• Managing, configuring and trouble shooting VPN's, both site to site and remote. configure OSPF routing.
• Confidential Firewall

Confidential, Napa, Ca

Wireless Engineer / Network Engineer / Senior System Administrator

Responsibilities:

• Cisco network engineer responsible for maintaining the network infrastructure made up of Cisco Routers, switches, Security appliances and wireless.
• Redesign network security scheme on Cisco ASA 5520 and ASA 5510 security appliances.
• Planned and implemented removal of security scheme that was so complex that it made it near to impossible to make even the simplest change to the network.
• Provided a secure and stable network that made it possible to make minor changes without causing weeks of downtime.
• Responsible for wireless network engineering comprised of 2106 WLC's, 1131 LAP and AP, 1262 LAP and Cisco 3560 and 2960 switches and Cisco 2800 and 3800 series routers. Designed warehouse wireless wifi coverage.
• Managed, built and installed Linux servers as web servers, monitoring, DNS and syslog servers.
• Over saw network and system work company wide including Windows AD, DNS and DHCP servers.
• Managing, configuring and trouble shooting VPN's, both site to site and remote.
• CDP for troubleshooting
• BGP and OSPF Routing protocols
• Manage 8 Remote sites

Confidential, Elko,Nv

Wireless Network Engineer

Responsibilities:

• Cisco network engineer with primary responsibility for wireless network devices to include Cisco 1242, 1252, 1310 and 1410 wireless access points / bridges.
• Proxim 5054 - R-LR and Exalt 5i and 11s providing back-haul functionality. WAN technologies to include MPLS, Frame-relay, T1 support and configuration .
• Provide network design and trouble-shooting expertise for wired network to include resolution of spanning-tree and VLAN issue's,
• Advanced VLAN configuration,
• OSPF routing reconfiguration and redesign.
• Wired devices used Cisco 65xx, 45xx, 37xx, 35xx and 29xx switches, Cisco 28xx and 72xx routers,
• Cisco 4000 Wireless LAN Controllers and Cisco ADE 2120 secure access control server and ACS version 4, work with and create Visio network diagrams / drawings.
• Manage 8 different Site connected via microwave.