Benjamin Rosner Email & Phone Number

Southern California

• Meet with new and existing clients in person and electronically to listen and comprehend their business needs and pain points• Develop and propose technical solutions to meet and exceed clients expectations• Prepare and deliver product and solution presentations to clients• Educate clients and sales team on product offerings• Provide product demonstrations to clients• Review client hardware configurations to accurately scope proposed solutions• Research and validate technical specifications for proper development of client solutions• Create product Bill of Material (BoM) documents to support client projects• Scope out and develop professional services and Statement of Work (SoW) estimates to support client projects• Create Visio diagrams to document technical details of client solutions• Help maintain overall relationships with clients by assisting with technical research, technical support and general customer questions and needs• Attend vendor and industry events in person and electronically to understand current product offerings and industry trends• Stay current with emerging technologies relevant to customer base

Deerfield, Il

• Designed and implement complex and secure Data Center, Campus, and Branch office LAN/WAN solutions utilizing Cisco ISR/ASR routers, Cisco Catalyst/Nexus switches, and Cisco ASA firewalls• Performed network functionality assessments and document recommended corrections and improvements• Consulted with customers to re-engineer existing messy network environments to improve functionality, reliability, and security• Troubleshot complex LAN/WAN problems• Work with customers and their Service Providers to best integrate WAN transport services• Educated customers to help them understand complex networking technologies so they can better support their network• Maintained ongoing relationships with customers when they have technical questions during and after engagements• Assisted with pre-sales efforts by gathering business and technical requirements to develop an appropriate solution• Managed the lifecycle of an implementation engagement from plan to close• Worked with the Project Management Office (PMO) through the course of implementing an engagement• Escalated issues to PMO and director of Professional Services• Performed technical peer reviews of project deliverables

Hoffman Estates, Il

• Maintained a global enterprise network consisting of 600+ infrastructure devices, 1000+ Avaya analog & IP phones, & 10-20 video conferencing endpoints• Products supported include Cisco 2950, 2960, 3550, 3560, 4500, 4900, 6500, Nexus 2000, & 5000 series switches. Cisco 1200 & 3200 series wireless access points, WLSE & 5500 series wireless controllers, WCS wireless management platform, & ACS secure access control servers. Citrix Repeater & Branch Repeater WAN acceleration devices. Citrix NetScaler Access Gateway. F5 FirePass VPN with RSA token integration. Cisco Unified Communications Manager servers, Cisco MSE 8000 media services engine & various Cisco TelePresence, Tandberg, & Teliris video conferencing endpoints. Cisco 2600, 2800, 2900, 3700, 3800, 3900, & 7200 series routers. Juniper/Peribit WXC WAN acceleration devices, Cisco 500 series PIX & 5500 series ASA firewalls & Juniper SSG and SRX series firewalls. Blue Coat SG series Internet proxy devices• Designed LAN/WAN network solutions to meet business requirements• Provided technical direction to management to achieve business goals• Participated in meetings, conference calls, & webinars to advance network projects & initiatives• Led various network projects in technical & administrative capacity• Developed hardware configurations utilizing advanced features to capitalize on hardware capabilities• Developed network device platform standards to establish network stability & ease network management• Coordinated network incidents, problems, service requests, & changes using ITIL methodology• Deployed network monitoring tools to improve network availability• Maintained strong vendor relationships with hardware suppliers, VARs, & service providers• Provided technical leadership within IT department• Continuously strived to improve network infrastructure• Traveled as necessary to support local, domestic & international initiatives• Provided off hour support for critical business integrity

Elk Grove Village, Il

• Maintained a US enterprise network with some international components, consisting of 75-100 infrastructure devices and 300-350 Cisco IP phones • Products supported include Cisco 2600, 2800, 2900, 3700, and 3800 series routers. Cisco 2950, 3550, 3560, 4500 series switches. Cisco 500 series PIX and 5500 series ASA firewalls. Cisco 3000 series VPN concentrators. Cisco 1100 and 1200 series wireless access points. F5 Big-IP load balancers. Juniper WXC application acceleration devices. Cisco Unified Communications Manager VoIP Servers• Configured, implemented, managed, and troubleshot Cisco routers, switches, firewalls, wireless access points, VPN devices, and Cisco VoIP servers including Call Manager, Unity, and Emergency Responder• Designed all aspects of LAN and WAN initiatives including security, interoperability, capacity, availability, redundancy, resiliency, performance, functionality, and efficiency• Identified, researched, evaluated and recommend emerging networking technologies that bring value into the organization• Primary interface with service providers for WAN design considerations and troubleshooting outages• Senior escalation point for day to day infrastructure questions and problems• Followed and supported ITIL IT management practices• Helped the company achieve PCI DSS compliance• Maintained network documentation and diagrams

Chicago, Il

• Provided presale network design support for Data, IP, Multicast, and VoIP solutions• Participated in pre-sales and post-sales customer face to face meetings and conference calls• Partnered with AT&T sales and field technical communities to provide advanced engineering support to help customers optimize use of AT&T network services• Focused role in network performance troubleshooting, analyzing applications to determine WAN performance and traffic profiling for WAN capacity planning• Assisted in troubleshooting new and post sale solutions

Arlington Heights, Il

• Verified technical feasibility of customer WAN design solutions• Designed CPE solutions to meet customer WAN requirements• WAN technologies included Frame Relay, ATM, Private Line, and or MPLS transport services• Provided pricing for WAN services and CPE• Created Visio diagrams of proposed solution

Arlington Heights, Il

• Proactively monitored customer's WAN and LAN networks• Troubleshot active alarms through remote management platform into customer's equipment• Troubleshot service provider problems and managed status with customers for carrier outages• Improved customer network services through improved and or corrected CPE configuration (Cisco, Nortel, and others)

Arlington Heights, Il

• Troubleshot video conferencing end system problems• Troubleshot WAN and LAN network problems effecting video conferencing end systems• Led internal training to coworkers in current supported products

Arlington Heights, Il

• Coordinated installation of new traditional PBX and key system equipment with vendors• Coordinated installation of new telephony services with service providers