Andrew Losurdo
Network Engineer - CCNA
Sydney
Summary
Highly skilled and passionate individual who focuses on delivering an
exceptional experience to an end user. Dedicated individual with experience in the Information Technology sector with the proven ability to deploy solutions. Seeking to further professional career and skillset.
Overview
2025
2025
years of professional experience
3
3
years of post-secondary education
5
5
Certifications
Work History
Network & Collaboration Services Associate
Liberty Specialty Markets
10.2023 - Current
- Supporting network infrastructure that supports 700 clients in APAC region.
- Refreshing branch office locations with Cisco C9407R switches.
- Deployment and configuration of Cisco 9130 APs.
- Installed and configured data center refresh of 9K core switches.
- Performed uplink upgrades, where bandwidth increased.
- Managed wireless infrastructure through Cisco 9800 WLCs across APAC.
- Performed switch/router upgrades in alignment with company standards.
- Contribute towards hardware upgrades and technology uplifts, new installations, and site migrations throughout Australia.
- Installing, configuring, testing, maintaining, and administering new and upgraded network devices, appliances, and workstations as part of managing the lifecycle of hardware assets.
- Troubleshoot networks, systems, and applications to identify and correct malfunctions and other operational difficulties. Escalating issues to Global and Local teams, as required.
- Assist with maintaining asset register for local infrastructure and datacenter hardware, as well as maintenance contracts and moves, adds, and changes.
- Administration of Webex Cloud, including cloud-registered Video Conferencing endpoints.
- Implemented Teams Voice migration for APAC region staff. Configuring reception call queues for all office locations.
- Day to day BAU functions for network and voice equipment. e.g., Port VLAN changes, MAC address tracing, VC Endpoint setup/troubleshooting, DNS Changes, etc.
Network System Engineer
Catholic Schools Diocese Of Parramatta
3 2022 - 10.2023
- Proactively monitored 80 diocesan school networks with Cisco DNA Centre and Cisco Prime Infastructure.
- Providing network support to 40,000 clients (Staff, Student and Teachers)
- Deployment, management and configuration of centralized Catalyst 9800 WLC and local Embedded eWLC controllers.
- Configuring and overseeing deployment of Cisco 3700, 3800 and 9130 Wireless Access Points.
- Supported Network Transformation Project by replacing EoL switching hardware. Designing and deploying SDA Fabric networks to new equipment rollout.
- Racking, stacking and configuring Catalyst 3850 / 9300 access switches.
- Maintaining security posture with administration of web content filtration with ZScaler.
- Reviewed and updated Fortinet firewall policies.
- Troubleshooting network connectivity issues regarding wireless, routing and switching.
- Documented changes made to network and systems, providing evidence for audit trails.
- Proactively deployed updated software images and security patches across systems.
- Provided detailed network diagrams and procedural guidelines.
- Escalated emergency technical issues to maintain optimum up-time.
Technical Support Officer - Network Transformation
Catholic Education Diocese Of Parramatta
01.2022 - 03.2022
- Replacing 80 legacy Cisco 4451 ISR Routers with new FortiGate 601E Firewalls to support future implementation SD-WAN solution.
- Performed post implementation UAT validation.
Regional Technical Support Officer
Catholic Education Diocese Of Parramatta
01.2020 - 12.2021
- Responsible for providing ICT Support for 21 schools in the Hills & Hawkesbury region.
- Escalation point for service desk support to schools within the ServiceNow platform.
- Network monitoring with Cisco Prime Infrastructure, SolarWinds iPAM and Cisco ISE.
- Configuring Cisco 7811, 7911, 7912, 3905 and 8851 VoIP devices in Cisco Unity Call Manager & Unity Voicemail
- Admin management of end user devices through MDM solution of Microsoft Intune and Apple School Manager.
- Maintaining Zscaler content filtering portals for schools
ICT Trainee
Catholic Education Diocese Of Parramatta
01.2018 - 12.2019
- Providing valuable onsite face-to-face support and troubleshooting for staff and students at two primary schools.
- Supporting, deploying and configuring BYOD / School (Macbook,iOS,Windows) into MDM Microsoft Intune.
- Implementing newly introduced technologies into the end user device fleet.
- Resolving and escalating ServiceNow tickets to minimize impact to users.
Education
Diploma of Information Technology Networking -
TAFE
Blacktown, NSW 01.2020 - 12.2020
Certificate 4 in Information Technology Networking -
TAFE
Blacktown, NSW 01.2019 - 12.2019
Certificate 3 Information, Digital Media And Tech -
TAFE
Blacktown, NSW 01.2018 - 12.2018
Skills
DHCP, DNS, VLAN, Etherchannel, Subnetting, IPv4 and IPv6 addressing, Dynamic and Static protocols
Cisco Switches, Routers, Firewalls, Cisco Wireless, WLAN Controllers, VOIP, CUCM, Cisco ISE, Cisco DNA Centre, Cisco Prime Infastructure, Zscaler, Fortinet
Certification
Cisco Certified Network Associate (CCNA)
Accomplishments
- CATHOLIC EDUCATION DIOCESE OF PARAMATTA TRAINEE OF THE YEAR 2018
- TAFE NSW EXCELLENCE AWARDS TRAINEE OF THE YEAR 2019
Timeline
JNCIA - In progress
10-2024
Network & Collaboration Services Associate
Liberty Specialty Markets
10.2023 - Current
NSE 1 Network Security Associate
11-2022
NSE 2 Network Security Associate
11-2022
Technical Support Officer - Network Transformation
Catholic Education Diocese Of Parramatta
01.2022 - 03.2022
Statement of Attainment in AWS Cloud Computing Architecture
11-2021
Cisco Certified Network Associate (CCNA)
11-2020
Regional Technical Support Officer
Catholic Education Diocese Of Parramatta
01.2020 - 12.2021
Diploma of Information Technology Networking -
TAFE
01.2020 - 12.2020
Certificate 4 in Information Technology Networking -
TAFE
01.2019 - 12.2019
ICT Trainee
Catholic Education Diocese Of Parramatta
01.2018 - 12.2019
Certificate 3 Information, Digital Media And Tech -
TAFE
01.2018 - 12.2018
Network System Engineer
Catholic Schools Diocese Of Parramatta
3 2022 - 10.2023
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