John Rafael Lumboy

Troubleshoots layer 1, layer 2, and layer 3 issues escalated by Tier 1 involving advanced networking, VLAN mismatches and signal interferences Assist in configuring, maintaining and supporting network devices such as modems, network interface devices, Layer 2/Layer 3 switches, and routers will be required daily Perform remote configuration and troubleshooting on OLTs, ONT's (Huawei, ZTE, Nokia Modem) and Edge Switches with end users, residents and field technicians

Service Operations Engineer II - Converge ICT Solutions Inc.

(2023-02)

• Troubleshoots layer 1, layer 2, and layer 3 issues escalated by Tier 1 involving advanced networking, VLAN mismatches and signal interferences
• Assist in configuring, maintaining and supporting network devices such as modems, network interface devices, Layer 2/Layer 3 switches, and routers will be required daily
• Perform remote configuration and troubleshooting on OLTs, ONT's (Huawei, ZTE, Nokia Modem) and Edge Switches with end users, residents and field technicians
• Act as the remote support for field technicians, verifying signal levels and port configurations during on-site repairs
• Respond to assigned tickets related to network operations in a timely and efficient manner
• Maintain detailed logs of troubleshooting steps to ensure Tier 3 has high quality data if further escalation is required
• Identifies problem and risk areas and can advise management of actions required to mitigate their impact
• Notify management of major network outages and resolutions

Project Planner - Ericsson / Transformative Solutions Gen Services Inc.

(2022-07 - 2022-12)

• Ensuring that projects are completed on time and within budget
• Estimate the project timeline and keep schedules on track
• Dedicated to planning and monitoring multiple projects from beginning to end

Service Operations Engineer - Globe Telecom

(2018-12 - 2022-06)

• Analyze Subscriber Network Related complaints, Finding the root cause or issues and recommends appropriates corrective actions in a 24x7
• Provide guidance and recommendations for resolution of issues to improve subscriber experience on available telco technical solutions
• Ensure that tickets are dealt with in a timely manner, and that the relevant SLAs are met with regards to changes
• Monitor progress of the ticket and push for immediate resolution of the problem
• Assess site Performance. Recommend Solutions to Improve Site 2G/3G/LTE KPIs or Network KPIs
• Performing isolation and troubleshoot on sites having high interference (RTWP)
• Makes appropriate use of the available NMS for monitoring purposes as well as to escalates or aide in the restoration of outages and resolution of network issues to support groups and vendors
• Performs Broadcast service impacting planned activities and network outages for wireless and wireline

Access Capacity Engineer - Asticom Technology Inc.

(2016-03 - 2018-11)

• Monitor and analyzed 2G/3G/LTE network statistical data to improve system performance and maintaining the system within KPIs
• Process and plans for traffic and capacity monitoring
• Conduct regional demand analysis factoring in available capacity and provide comprehensive plan that will outline the build priority
• Check if critical areas in the detailed integrated Build Plans and capacity requirements for Mobile are complete and valid
• Assess and dimensioned 2G/3G/LTE network in accordance to capacity, quality requirements and provide solutions for the Special & Cyclic Events
• Assess the impact of Globe Promo's to be deployed in the network in terms of capacity and on-top of existing promo's
• Planning, Forecast and Strategize for upgrade to improve the network nationwide
• On-Site Board Upgrade for Base Station Controllers (BSC) and Radio Network Controllers (RNC)
• Prepare Methods of Procedure (MOP) for TRX Downgrade/Upgrade

Bachelor of Science - Electronics Engineering (BSECE) - MAPUA UNIVERSITY formerly MAPUA INSTITUE OF TECHNOLOGY (MIT) (2010 - 2015)