Jonathan Preston Email & Phone Number

Chicago, Illinois, United States

• Implemented Unified Communications (IP Telephony) on virtual environment upgrades for Unified Computing Systems (Cisco UCS), routing / switching, wireless networking, advanced security, data center technologies, capacity planning, system design, quality assurance, and customer support. • Performed site surveys and conducted design workshops to ensure customers had best approach to network paradigm. • Provided solution architecture for software-defined WAN networking utilizing Cisco Viptela Solutions. • Designed and wrote statement of work for Cisco Digital Network Architecture with Cisco DNA Center and 9300 Catalyst Switches. • Designed and implemented the Aruba Wireless and Clear Pass Mobile Device Management Suite. Provided robust network security and seamless connectivity, significantly enhancing the Federal Loan and Bank (federal account) overall network performance and user experience. • Provided comprehensive training support for customers on Unified Communications platforms. Empowered them to optimize their communication processes, ultimately enhancing the efficiency and effectiveness at Uniformed Services University (federal account).• Architected networks for IP Telephony, SIP migrations, and MPLS for the United States Court (federal account) system. Significantly improved the court’s overall network reliability and scalability, enabling enhanced communication capabilities and more efficient case management across nationally. • Designed and streamlined routers and switches network paradigm for the Department of Energy. Enhanced network efficiency and achieved significant cost reductions, enabling more effective resource allocation and improved operational performance nationwide.• Served as expert in routing and switching technologies, including BGP, EIGRP, and OSPF, and switching technologies for customer utilizing SD-WAN and multi-cloud technologies (federal accounts).

Virginia, United States

Assisted with preparation of professional proposals that addressed customer's applications and network paradigm. Supported sales representatives in maximizing Xirrus' market penetration and identified potential revenue through network analysis and customer interfacing. Performed wireless surveys on wireless enterprise network deployment as well as oversaw lab and trial installations. Managed regional budget and federal forecast for quarterly sales cycles. Performed wireless enterprise installations of Xirrus XN8 Array wireless access points. Developed firewall policies to defend wireless networks from intrusion. Provided encryption and authentication methods for wireless networks.

Virginia, United States

Led technical presales consulting systems engineering, assisted in developing statements of work, network design, assembling bill of materials, and attending business appointments with sales representatives. Provided technical expertise in IP telephony and security. Conducted product demonstrations, customer service, and presentation skills for customers. Involved in numerous projects and activities including design, configuration, installation, integration, testing as well as troubleshooting VoIP systems, implementations, and solutions.

Virginia, United States

Served as architect for call center replacement, utilizing Cisco AVVID (Architecture for Voice Video and Data) Call Manager, and Unity Voice Messaging System. Led team in transitioning 1,500 users to IPT; 250 users in Dallas; 140 users in New York City, and 150 users in Boston to IPT. Provided operational support to more than 30 IVRs, all ICDs as well as CCM and Unity for 110 call center agents, and more than 3,000 IPT and Unity users.

Worked on Airborne Fix Time Joint Tactical Radio System (AMF JTRS). Provided technical designs for Airborne Network Architecture Extension within AMF JTRS program. Supported voice, video, and data communications at all levels of network and information classification.

Supported CUDA1200 Cable Modem Termination System, as well as sales organization by providing technical presentations and training on CUDA 8000 with various multiple systems operators. Engaged with radio frequency engineer in design and Node combining planning for digital data implementation.

Supported presidential transition team and presidential inauguration committee network with network infrastructure design and network requirements. Troubleshot high speed circuits. Interacted with CIO for GSA with daily reports concerning added request from presidential inauguration committee.