Jonathan Marino

About Jonathan Marino

I’m a Cisco VoIP & Unified Communications Engineer with over 12 years of experience designing, upgrading, and supporting enterprise voice systems. My work spans across law firms, large enterprises, and multi-site deployments — ensuring secure, high-availability voice and video communication at scale.I specialize in Cisco UC solutions including CUCM, Webex Calling, Unity, UCCX, Jabber, IM & Presence, Expressway, and SIP trunking. At Kasowitz Benson Torres LLP, I’ve led UC upgrades across versions 10.0 to 14.0, rolled out Webex Calling to remote offices, and deployed secure VPN-free VoIP access using Cisco MRA.I’m Cisco CCNP Voice certified and bring hands-on expertise in call routing, QoS, dial plan design, and voice gateway troubleshooting. Whether it’s designing scalable voice architectures or optimizing real-time collaboration across remote teams, I focus on solutions that align with business outcomes.I also assist in pre-sales UC design, vendor coordination, and client-facing solution architecture. If you\'re looking to modernize your voice infrastructure or improve collaboration, let’s connect.

Experience

1. Network Voice Engineer

   Kasowitz LLP

   Nov 2017 — Present · New York, NY, US

   Managed and optimized Cisco UCM for 500+ users, increasing voice reliability by 30%•Deployed Webex Calling across multiple offices, enabling secure, remote communication•Authored 100+ pages of VoIP documentation to speed up onboarding and troubleshooting•Upgraded Cisco UC system through versions 10.x → 14.x, improving platform stability•Implemented Cisco MRA for VPN-free Jabber access and seamless mobile integration•Integrated Webex for large-scale webinars participants)•Troubleshot SIP trunking, dial plans, voice gateways, and IM & P presence issues•Supported business continuity and call quality across hybrid and remote environments

Education

• The Chubb Institute

  Diploma in Computer Systems Networking, Computer Systems Networking

  2000

Skills

• Ccnp Voice Certified
• Software Installation
• Domain Name System (Dns)
• Exchange Server 2010
• Tcp/Ip
• Dynamic Host Configuration Protocol (Dhcp)
• Troubleshooting
• Ip Vpn
• Comptia a+ Certification
• Windows Phone
• Vpn
• Technical Support
• Computer Hardware
• Mcafee/ Norton Virus Protection Utilities
• Mac Office 2011
• Blackberry
• Networking
• Comptia Network+ Certified
• Os X
• Mac Os X
• Virtual Private Network (Vpn)
• Servers
• Iphone
• Apple Iphone
• Active Directory
• Windows Server
• Hardware
• Ccna
• Microsoft Exchange
• Ccna Voice
• Microsoft Office
• Ethernet
• Laptops
• Apple Ipads
• Mcsa Windows Serve 2008 Certified