Paul Chen

Experience

• 

  Optus

  Dec 2000 - Feb 2011

  • Analysed annual operation plan, planned Metro and Mobile Core network build for NSW & ACT and coordinated all other state plans into a single centralised program with easy access by project managers and monitored progress, ensuring projects were on time.• Managed transmission network capacity and provided end-to-end service solutions to Mobile, Switching, IP, DSLAM, Optus Business, and Optus Wholesale. Provided network utilisation monthly concerning transmission builds and submission of material purchases.• Planned satellite and signalling links diversity rearrangement, traced on fibre and transmission equipment connections to ensure service routes are as correct and achieving desired resilient requirement.• Engaged in Mobile fibre access planning and provided access to the core network and backhaul capacity, working cost-effectively with Mobile Deployment and Fibre Access Engineering for Mobile BTS's last-mile transmission decision.• Engaged actively in network faults when they arose and assisted Tier support and NMC staff in resolving network faults. Show less • On six months of secondment, set up a new SingTel Lion team on Core Mobile and Wholesale design provisioning; trained and educated SingTel staff using Optus provisioning systems, work methods, organization culture, the Optus business and Optus customers in Singapore. Provide technical guidance to SingTel lion staff after the secondment.• Designed different types of end-to-end services, like, inter-switch trunk routes, Signaling links, IP & ATM access links, MSC-BSC, BSC-BTS links, International and satellite networks with different types of transmission equipment, Nortel, Fujitsu, Nokia, Alcatel, Marconi Bandwidth Manager, etc. Show less

  • Senior Network Engineer

    Jul 2007 - Feb 2011

  • Network Engineer

    Dec 2000 - Jul 2007
• 

  Ericsson

  Feb 2011 - Jul 2011

  Solution Architect

  • Analyzed VHA mobile project requirement with radio chains and connected back to fibre hub sites through SDH STM64 and Ethernet 10GE transmission backbone to exchanges, thus aggregating traffic onto required RNC. • Planned the exchange of GE connections from RNC to VHA transmission equipment OMS1410/1600 and then Optus Alcatel DWDM for JV interconnections. • Engaged field staff to investigate equipment records, measure fibre distances and update data records.• Identified the Optical Mux build requirement via Ericsson Marconi NMS system, prepared high-level Bill of Material, and designed connectivity of each Optical Mux Site. Show less

• 

  Nbn™ Australia

  Jul 2011 - Jun 2023

  • Led a team of highly technical specialists in delivering network design packages aligning with NBN rollout targets & Engineering guidelines. Managed and produced monthly design tasks with over 98% On-Time & 95% Quality and weekly reported tasks progress, calling out achievements, opportunities, and risks and providing mitigation solutions.• Liaised with upstream planning & scoping on finalizing project scopes, downstream build & vendor/deployment partner – Infinera/Coriant as a single point of contact on design issues and project escalation. Managed and communicated changes clearly to the build team, mapping build dependencies and seeking approval before proceeding. • Ran knowledge sharing on systems, tools, processes, quarterly updates on Active Network Planning Rules and Common Network Inventory and performed impact assessment from requests of audience/customers, if the impact on design template, process, system and tool. • Fostered high engagement team by running weekly team meetings & regular 1:1 catch up with team members, addressing concerns they may have and being transparent as possible. Genuinely interested in team members’ career development needs. Show less • Planned NSW/ACT transit network incorporating Telstra and NextGen leased fibres into DWDM footprint, dimensioned each ROADM site with power and rack build requirement. Planned high-level Sydney metro fibre routes from FAN to Aggregation node. These formed the NBN rollout plan.• Delivered NSW/ACT DWDM design packages, released fibre ring high-level design according to site handover dates, and managed Fibre-To-The-Basement, FTTB design work streams, including High-Value FTTB program with managed service backhauls and resolved build defects. • Supported Wireless and New Development rollout targets by providing network capacity, coordinating transit building, advising on alternative solutions with managed service backhaul, and mapping out dependency milestones.• Managed changes with the deployment team, produced design progress report weekly and met with the build team on design progress and technical issues.• Kept track of Telstra fibre lease handover and variation, ensuring design package with the most up-to-date handover info. Show less

  • Principal Technical Specialist

    Jan 2016 - Jun 2023

  • Transit Planner

    Jul 2011 - Jan 2016
• 

  EFINITI TELECOMMUNICATIONS SERVICES PTY LTD

  Feb 2024 - now

  Network Engineer

  Migration planning