Patrick Darling Email & Phone Number

Abbott Park, Illinois, US

Responsible for the deployment and day to day management of Cisco ASA and FTD firewallsLead engineer for the F5 platform - specializing in LTM and DNSSuccessful onsite hardware refresh (route, switch, firewall, wireless) at critical locationsDay to day operation of ACI, ISE, and wifi

Windsor, Connecticut, US

• Responsible for the deployment of ASA and Checkpoint firewall configuration which includes policy, routing, and vlans.
• Working closely with the planning team to ensure that the customer requests are documented in the design doc and implemented on time to meet the needs of the business.
• Responsible for the successful implementation of Network designs that include the configuration of the F5 load balancers.
• Involved in the diagnosis and resolution of complex network issues.
• Involved in the review process for evaluating scripts from peers prior to their implementation to ensure there are no outages.

Reston, VA, US

• Successfully migrated from Checkpoint to Fortinet firewalls.
• Currently implementing the move of 13 field offices from AT&T’s MPLS cloud to vpn solution.
• Responsible for firewall policy implementation and troubleshooting.
• Review and demo of vendor network hardware and make recommendations to management.
• Currently planning and testing the implementation of Cisco wireless.
• Working customer tickets related to network connectivity from the USDA offices around the country in a Tier III capacity.

Chicago, IL, US

• Troubleshoot latency and connectivity issues effecting trading partners utilizing packet capture tools.
• Proactively investigate the network to identify problems before they escalate in to larger issues which could affect stock exchange trading.
• Coordinate and implement new network connections with customers using BGP, 1G/10G ports, vpns, and legacy layer 2 connectivity.
• Work with remote hands to resolve trouble tickets and installation of fiber patches for new turn up.
• Provide back up support to the Trade Desk in assisting Broker-Dealers with trade concerns during times of wide spread network or system issues.
• Update and write new processes of procedure concerning network troubleshooting and implementation.

Kista, Stockholm, SE

• Perform hardware and software acceptance testing and IOS upgrades on CRS, 12000, 7500, 3500, and 2600 series routers, cards, and circuits for the Tier I Internet Service Provider network group.
• Turn up customer VPNs over Netscreen firewalls.
• Configure and implement elements in Sprint’s Wireline and Wireless internal networks including, but not limited to, 7600, 7500, 6500, 3800, 3600, and 2800 series routers.
• Conduct out of band router migrations from 2500, 3620, and 3640 routers to 3662 and 3845 routers in over 30 markets in the US for the internal network which involved multiple night CMCs (change control notification).
• Work with field techs to turn up new PCS sites using 7613, 6513, 6509, and 3845 series routers and switches.
• Write MOPs (Methods of Procedure) for each CMC event for work listed above to ensure Sprint’s network achieves 99.98% availability.