CHATHURA JAYARATNE

Schedulling work and coordination

Logistics Support

Technology Asset Management

Vendor Management

Server Hardware Planning and Operations Support

Network Planning, Hardware Installation and Operations Support

Network Hardware Decommissioning and Disposal

Annual Building Power Maintenance Support

Media Destruction and Disposal

Back-up Tape management

server installation

Dell Power Edge 6615/6525/6625/760/780

HP DL360 Gen 8 / Gen 10

Ctrix Netscaler 8920 and 8200

Cisco Network switch installation (N9K-9336/93180/93240/9348/)

Juniper SRX 4200

Aruba

L1 troubleshooting

• Installaons, Move, Add, Change
• Decommission of IT equipment (networks, servers, networks, storage, backup devices)
• Media management - HDD/SSD Destrucon and Disposals
• Connect and disconnect cable patches to equipment in DC
• Hardware break fix support - Installaon of parts, reseat module, SFP module replacement including HDD / Memory / Mainboard, etc.
• Regular physical / visual inspecon equipment and data center operaons facilies.
• Provide onsite support during scheduled power down / up event
• Troubleshoong of issues for IT and network related equipment
• Inventory management - Management of DCO Inventory records
• Perform regular cycle count for asset inventory for accuracy
• Rack, space, power and cooling allocaons for new install or relocaon requests
• Inventory/Documentaon updates for new installaon of structured cabling and material
• Capacity management (space, power, cooling, patch panel port availability)
• Understanding of DC Space, Power, Cooling Management
• Vendor Management - Coordinaon, Vendor Escort / Supervision
• Understanding of Incident and Change Management Process
• DC Access Request Management
• POP Site operaons support and standby
• Provide regular reporng on progress as required (move, change, support request and change)
• Regular reporng, maintain and develop with connuously improvement capabilies
• Provide aer business hours support based on on-call schedule and shi work

• Packaging regulatory changes to in-life services affecng customers' behavior.
• Supporng sales request tasks for new or changes to in-life services.
• Performing acvies for risk reducon to in-life services.
• Administering the regulatory requirements of the retailer and subscriber registries.
• Keeping communicaons to customers updated with regards to compliance of service.
• Managing the service matrix for internal users to assess current capabilies.
• Administrave processes to deploy changes originang from regulatory noces into the organizaon.
• Supporng sales teams in understanding current services and interpreted values.
• Protecng the Toku services from changes to the external factors technical, regulatory, and commercial.
• Verificaon of customer subscriber data according to country regulatory needs.
• Creaon of process documentaon for internal use (logical and visual).
• Assessment of operaonal processes to idenfy potenal risks to service

• Be responsible for the performance and coordinaon of all Operator and Partner administraon.
• Maintain ordering, deployment and on-going usage of messaging services for Sinch clients.
• Own the internal processes related to client orders and provisioning of inbound numbers or registered senders.
• Communicate with internal and external stakeholders to detail requirements, changes and service modificaon.
• Keep up to date documentaon on provisioned aributes with Sinch partners globally.
• Review current processes and look for quality and efficiency gains where possible.

• Project & Product Management for Infrastructure delivery projects in Data Centers, POPs and customer sites for new deployment, relocaon, expansion, decommissioning and migraon
• Configuraon of port, IP for layer 1 & 2
• Deployment, Operaons and maintenance for DWDM network for APG & ASE Singapore Back Haul
• Network operaons and maintenance for GIN, Arcstar, DWDM services
• DWDM provisioning engineer (Juniper BTI, Ciena, Infinera, Cyan, ADVA)
• Experience in installaons and basic configuraons of Routers, Switches, Firewalls (Infinera, Cisco, Juniper, Palo Alto)
• Experienced in supporng and working with mulple teams for service provisioning in Singapore, Japan, Korea, Vietnam, China, Hong Kong, Australia, USA, Malaysia and India
• Perform E2E troubleshoong with Dark Fiber Service providers such as SingTel, Open net, Starhub, M1
• Working with third party vendors for access, technical support, equipment replacement with third party vendors

• To perform the day-to-day operaonal and maintenance tasks associated with the installaon, network surveillance, opmizaon and troubleshoong of logical, physical and network layers of the Singapore NGNBN Access, IP & Transmission network infrastructure
• Resoluon of technical problems and parcipate in projects like migraon, soware / hardware upgrades and audits for GPON Access, Opcal Ethernet and Transmission network elements
• Support post outages invesgaon and communicate with stakeholders on the root causes and providing reports to higher management
• Provide Tier 3 support for issues escalated from Customer Service and Network Monitoring staff. Service these requests by analyzing, troubleshoong, or escalang as documented
• Perform E2E troubleshoong with Dark Fiber Service providers such as SingTel, Open net, Starhub, M1
• Raising ckets to third party vendors for access, technical support, equipment replacement and arranging access for third party vendors at customer locaons via building management.

• To perform the day-to-day operaonal and maintenance tasks associated with the installaon, network surveillance, opmizaon and troubleshoong of logical, physical and network layers of the Singapore NGNBN Access, IP & Transmission network infrastructure
• Resoluon of technical problems and parcipate in projects like migraon, soware / hardware upgrades and audits for GPON Access, Opcal Ethernet and Transmission network elements
• Support post outages invesgaon and communicate with stakeholders on the root causes and providing reports to higher management
• Provide Tier 3 support for issues escalated from Customer Service and Network Monitoring staff. Service these requests by analyzing, troubleshoong, or escalang as documented
• Perform E2E troubleshoong with Dark Fiber Service providers such as SingTel, Open net, Starhub, M1
• Raising ckets to third party vendors for access, technical support, equipment replacement and arranging access for third party vendors at customer locaons via building management.

• Manage and coordinate with Singapore Telecommunicaons Limited for the implementaon of transmission circuits for 2G & 3G new site roll out
• Ensure all service deliveries are tracked and services are delivered according to schedule, project plan and requirement of the Project Managers
• Work with service integrator, customers and internal staff to ensure on me service delivery and resolve customer's network problem during implementaon.
• Liaise with vendors to implement and verify transmission circuits connecng to Node B.
• Raising ckets to third party vendors for access, technical support, equipment replacement
• Perform Fault Isolaon and troubleshoong with necessary tool and vendors to meet the RFS date as per the SLA

• Liaise with regulatory telecom service provides and equipment suppliers for the installaon for new transmission circuits and e expansion projects
• Carry out installaon for 2G & 3G base staon for new site roll out which includes site survey, equipment installaon and provide project reports aer installaon as a compleon noce.
• Worked with SingTel, Ericsson, Starhub, Huawei, M1 for Mobiles base staons and indoor Antenna projects.
• Delegate daily tasks to installaon teams and make sure project tasks are completed by the ready-for-service date.
• Aend monthly meengs with Ericsson customer project manager, Huawei Project Manager to provide monthly project meengs.
• Work with external stakeholders such as Town Councils, Housing development board, Land Transport Authority, Hoisng Vendors to facilitate site surveys and installaons.
• Provide weekly status reports to the Management and raising concerns from the installaon teams
• Manage the BOM for installaons