Jeffrey Lefkowitz Email & Phone Number

Marlboro Township, NJ, US

Marlboro, New Jersey, US

Providing managed data center and security services for customersDeployment of Zero Trust NetworkingDeployment of Cisco ACI/Nexus and Arista data center switchingDeployment of Nutanix HCIDeployment of Hyperconverged InfrastructureDeployment of Next Generation Endpoint ProtectionDeployment of SASE solutionsDeployment of SD-WAN solutionsDeployment of CASB.

New York, NY, US

Design customer solutions for Data Center, Security, and other critical network infrastructurePlan large-scale deploymentsProvide post-project implementation support

Pleasanton, CA, US

Design customer solutions for Data Center, Security and Unified CommunicationPlan large-scale deploymentsProvide post-project implementation supportData Center Design, Implementation and Support: Cisco UCS B-Series, Nexus Switches, Cisco ASA, Cisco Routers, EMC, NetApp and Nimble SAN solutions, Server Virtualization, Virtual Desktop Infrastructures.

San Jose, CA, US

• Working with customers of both design, troubleshooting and implementation of various technologies
• Develop Software strategy for more than 1000 nodes, including security devices, routers and switches
• Design and implementation of remote access solutions
• Design and implementation of Unified Communication solutions, including CUCM 8
• Migration planning and testing for migration to CUCM 8 from version 4
• Design and implementation of data center solutions including FCOE and VMWare

New York, NY, US

Hands on Manager of a team of Network Engineers through various network related projects and operations servicing billions of requests a day:- Design and implementation of Cisco Nexus switching infrastructure- Build-out of European data center: including load balancing, routing, switch, security solutions- Internet Connectivity resiliency model implemented.

New York, NY, US

Managing a team of Security Consultants throughout the stages of various projects- Design, implementation and support Cisco Security Solutions: including Cisco CSA, Cisco PIX, Cisco ASA, Cisco IPS, and Cisco MARS. - Design, implementation and support of various Cisco Network infrastructure solutions: Cisco Routers and Switches (3560s, 3750s, 4500s, 6500s.

New York, New York, US

Managing a team through the transition of outsourced infrastructure to a corporate owned infrastructure. The infrastructure includes, routing, switching, security, wireless, Voice over IP, as well as JCrew's e-commerce site.- Designed, implemented and support Cisco IP Telephony: including Call Manager, Unity, and Cisco Contact Center.- Designed.

San Jose, CA, US

• Manage business relationships with various Cisco Partners• Design customer network solutions for various technologies, including but not limited too LAN, WAN, Security, VPN, VoIP• Mentor Partner staff on various technologies• Create training materials for Partner/Customer training eventso Advanced OPSF routing classo Introduction to MPLSo Introduction to.

New York, NY, US

• Lead team of Network Engineers and Support technicians from around the globe• Provide leadership by way of training on both hard and soft skills• Create Global strategy for Network• Negotiate global contracts for WAN services• Design and implement syslog server for central logging of changes and security events globally• Design and implement NTP server.

Pleasanton, CA, US

• Lead team of several Network Consultants on various projects• Designed and implemented Voice over IP networks for multiple companieso Unity Voice Mail Integration, CallManager, and PSTN connectivityo Migration of existing PSTN connectivity to centralized architectures• Designed and implemented WAN/LAN and security infrastructure for multiple companieso.

Austin, Texas, US

Integration of various technologies as a result of company merger with JD Edwards:Routing, Switching,VPN/Security,RSA Auth,VOIP,WAN Re-design,HA routing standardization,Cisco 65k Chassis, dual Supervisor enginesRouting Protocols – EIGRP, OSPFSpanning Tree ProtocolSwitch Migration projectMigrate Catalyst 5k/5500 to Catalyst 45k; 35k ports migrated, 198.

New York, NY, US

Built Data Center environments for online trading systems. Solutions deployed included routing, switching, firewalls, and various WAN technologies.