Matteo Cavalli

Collaboration and Automation Engineer

Collaboration and Automation Engineer with 12 years of experience delivering enterprise collaboration solutions and automating processes across middle/large-scale infrastructures.

Cisco Unified Communications Manager & IM&Presence Cisco Unity Connection Cisco Expressway Cisco Webex Calling Cisco Webex Control Hub Cisco Webex Devices Video Conferencing SIP PSTN Integration Voice Gateways Oracle Enterprise SBC AudioCodes SBC Cisco CUBE SIP Routing SIP Manipulation Dial Plan Design Python Ansible Git Kubernetes IPFabric Extensions REST API Docker Docker Compose DevOps NetDevOps Data Processing

blog@mattao.net · Milan, Italy · linkedin · github

Professional Experience

NTT Data

Milan

Senior Technical Services Engineer 2020 - Present
  • Specialized in Collaboration infrastructures, while also supporting selected Network initiatives within the Technical Services delivery team.
  • Designed and implemented customer infrastructure upgrades, deployments and technology evolution projects.
  • Automated migration activities, configuration exports, log collection and operational procedures by developing Python scripts.
  • Built custom web interfaces and extensions for customer-specific requirements, deployed on internal servers and Kubernetes clusters running on AWS.
  • Created As-Built and Low-Level Design documentation for delivered solutions.
Technical Services Engineer 2016 - 2020
  • Expanded from operational support into the delivery of customer infrastructure upgrades, deployments and evolution initiatives.
  • Developed hands-on expertise in Collaboration technologies, while contributing to selected Network projects.
  • Performed onsite implementation and support activities at customer locations across Italy, Europe and America.
  • Produced As-Built and Low-Level Design documentation for implemented solutions.
Service Desk Engineer 2014 - 2016
  • Provided first-level support for customer infrastructures covered by Managed Services contracts.
  • Supported small, medium and large business environments across multiple technologies, with a primary focus on Cisco network and wireless devices and Juniper firewalls.
  • Monitored infrastructure health using SolarWinds Orion and WhatsUp Gold, while tracking activities through ITSM and customer ticketing platforms such as Altiris.
  • Resolved incidents in accordance with Service Level Agreements within a 24/7 shift-based environment.

Projects

Manufacturing - Collaboration Consultancy

3+ years
  • Provided 360° consultancy in the Collaboration area, covering design, development and implementation of new solutions.
  • Worked on on-premises to cloud migrations and replacement of legacy infrastructures.
  • Developed Python scripts to automate processes and custom web pages to automate user tasks.

Cisco CUCM Webex Calling Kubernetes SIP Python Development Automation API Integration Web Development Collaboration Infrastructure Cloud Calling DevOps

Manufacturing - Network Automation

4 months
  • Developed automation scripts for automatic backup of network devices.
  • Developed a custom extension for IP Fabric to perform automated compliance checks on network and firewall device configurations.

Enterprise Networking LAN WAN Routing & Switching Firewall Python Automation REST API NetDevOps Network Infrastructure

Oil & Gas - Collaboration Infrastructure Upgrade

7 months
  • Worked on a major upgrade of the entire Collaboration infrastructure for an Oil & Gas company, involving 4 Cisco Unified Communications Manager clusters and more than 40,000 devices worldwide.

Cisco CUCM Cisco Unity Connection Cisco Expressway Voice Gateways SIP SIP Trunking PSTN Integration Collaboration Infrastructure

Oil & Gas - Oracle SBC

1.5 years
  • Redesigned the voice infrastructure for a company operating vessels and offshore facilities worldwide.
  • Designed the new solution, tested it in the lab and migrated the offshore facilities connecting to the main site through Oracle SBCs over satellite connections.

Oracle SBC SIP SIP Trunking Voice Gateways Dial Plan Design PSTN Integration WAN

Assurance - Oracle SBC

  • Replaced Cisco Voice Gateways with centralized Oracle SBCs, connecting users and the Contact Center to the PSTN through three different providers.
  • Integrated different IVRs and external voice services in America and connected services to Microsoft Teams through Direct Routing and to other external providers.

Oracle SBC SIP SIP Trunking Voice Gateways Dial Plan Design PSTN Integration Contact Center Call Routing MS Teams Direct Routing

Food Company - SD-WAN Implementation

3 weeks onsite
  • Replaced the existing iWAN routers with new SD-WAN devices across 4 sites and 1 data center in America.
  • Worked onsite in America for three weeks.

Enterprise Networking WAN Routing & Switching SD-WAN Firewall

UEFA Euro 2020

  • Took part in the team that built the network connectivity for the stadium and kept the infrastructure operational during the tournament.
  • The network supported users, photographers, accreditation devices, broadcasting companies, VAR and other services.

Enterprise Networking LAN WAN Routing & Switching Wireless Firewall

Manufacturing Company - Webex Migration

1.5 years
  • Worked on the migration of users from Cisco Unified Communications Manager directly to Webex across 12 countries.
  • Integrated three different on-premises CUCM clusters serving 5 sites with Webex, allowing users to call each other independently of where they were registered.
  • Supported the migration of the Contact Center from on-premises infrastructure to Genesys Cloud.

Cisco CUCM Cisco Expressway Webex Calling Webex Control Hub SIP PSTN Integration Genesys Cloud CX Contact Center Call Routing Cloud & Container Infrastructure

Cisco Unified Communications Manager Upgrades

  • Worked on several CUCM upgrade projects from version 10.5 to 14.0, including the intermediate versions.

Cisco CUCM Cisco Unity Connection Cisco Expressway Voice Gateways SIP SIP Trunking

Oracle SBC Deployments

  • Worked on several Oracle SBC installation, configuration and monitoring projects using Oracle Enterprise Operations Monitor.

Oracle SBC SIP SIP Trunking Dial Plan Design PSTN Integration Voice Gateways

Certifications and Studies

Cisco

Unified Collaboration, Automation and AI Infrastructure

  • Cisco CCNA Routing and Switching (200-301)
  • Cisco CCNA Security (210-260)
  • Cisco CCNA Collaboration (210-060)
  • Cisco Specialist - Collaboration Core (350-801)
  • Cisco Devnet - Collaboration and Automation Programmability (DEVCLD 300-930)
  • Webex Calling Administrator
  • Webex Design and Implementation Specialist

Oracle

Oracle Collaboration Session Border Controller

  • Oracle ESBC Basic Implementation Specialist
  • Oracle ESBC Advanced Implementation Consultant
  • Oracle ESBC Troubleshooting Specialist

Audiocodes

Audiocodes SBC and VoIP Solutions

  • Audiocodes SBC in Microsoft Teams Environment Essential & Configuration

Education

ITIS Enrico Mattei

2008 - 2013

Milan, Italy

High School Diploma in Information Technology and Telecommunications

Generated automatically — October 2026 · https://blog.mattao.net