Mark Sommers Email & Phone Number

Harrisburg, PA, US

• Someday I need to update this.
• Implemented and maintained WAN/LAN/WLAN for 150+ corporate office locations. Connectivity was mainly MPLS. Hardware was mainly Cisco 7206VXR, 6513, 2800/2900/3800 ISRs, 2960, and Access Point Models 3502i, 1142, and.
• Redesigned the Data Center for PCI compliance; created multiple DMZ’s; migrated firewalls from Cisco PIX to Cisco ASA; replaced VPN access originally terminated on Cisco 3060 VPN concentrators to Cisco ASA firewalls.
• Architected and implemented a network change to offload internet destined traffic locally instead of backhauling it over the MPLS; Resulted in cost savings and improved performance.
• Researched, evaluated and tested new technologies eg. CradlePoint 3G/4G devices to provide network failover, event connectivity, as well as a solution for remote small office connectivity.
• Architected and implemented an externally hosted Building Access Control System

York, PA

• Reported to the Chief Operating Officer providing technical leadership for the organization with responsibilities for managed IT services, application hosting, internal networks, customer connectivity, network.
• Managed assignments, schedules, and training for IT staff, consultants and interns.
• Network Architect - Evaluated existing data center infrastructure and worked with our Partners to design a new and more efficient layout using virtualization.
• Business Integration - Evaluated new clients existing network infrastructure, servers and applications. Made hardware recommendations and created migration plans. The evaluations and recommendations resulted in.
• Security – Established and controlled Network access and Security using SonicWall NSA firewalls with UTM along with SonicPoints for wireless access.
• Collaboration - coordinated with other departments in order to understand and meet their requirements.

• Designed, implemented and maintained WAN/LAN connectivity for a large scale multi-vendor routing/switching redundant environment using HSRP/VRRP comprised of mainly Cisco 6513, 6509, 4500, 4006, 3750, 7206VXR and.
• Configured hundreds of VIPs across the following server load balancer platforms: F5 Big IPs, Cisco CSS, Foundry ServerIron and Citrix NetScaler.
• Part of a team that consisted of Network, Server and Application owners to redesign the networks within the DataCenters
• Evaluated new technologies, forecasted network growth, planned budgets and provided recommendations for equipment purchases
• Facilities build-out Experience - Managed network infrastructure build out of Data and Voice services for approximately one million feet of office/call center space throughout the country.
• Oversaw the design and layout of Data Centers/MDF,IDF rooms - Reviewed and approved all cabling, power, generators, fire supression, and HVAC system requirements to support those facilites.

• Designed,impemented Data and Voice infrastructures
• POP build-outs
• Company Integrations
• Contract negotiations
• Vender relations
• Budget Analysis