Consultant/Solution Architect, Principal Consultant, Solution Integrator & Architect

5. EMA 6.2 Upgrade & Customization, Celcom Axiata Malaysia
* February 2011 - May 2012
* Role: Solution Architect
* Description:
* Provisioning system upgrade and expansion - expansion of provisioning system into scalable
architecture - software version upgrade and data migration and integration into enterprise and
centralized data storage and backup system.
* Upgrade is done to cater the increasing network element integration towards EMA and to enhance
provisioning performance.
* Managed in upgrading and installing EMA 5.2 to 6.2 on various architectures - single node, HA
nodes (high availability) and scalable using Sun Solaris servers (T3-1 and T2000).
* Involved in EMA's integration functionalities towards customer's end user network element for SMS
servers via CAI. Functionality to send notification to end subscribers/users for successful
activation/unbarring via SMS in realtime. Network Element Interface (developed using JAVA) used
is JSMPP (Java Short Message Peer to Peer).

6. Celcom BSS R1 EMA Integration Dec 2012 - Feb 2013
* Development, integration and customer adaptation of EMA for Celcom BSS release 1. Project
involves CA development, testing and UAT, with three new network elements (FUP, ADMS and
SMP).

* Description: Responsible fully on optimizing EMA's DUP source code for performance related
enhancements during critical memory size issue. Perform EMA stability test, performance test,
functionality test and crash test. Produced detailed report on test results and performance statistics
(KPI).

* Description:
* Involved in EMA's integration functionalities towards customer's front end user MVNO (Multi-
Vendor Network Operator) - Tune, XOX & Redtone, to enable MVNO users to provision their
subscribers via EMA CAI/3G and connect to other network elements such as HLR, FNR, Mediation,
Broadband, PCRF, RIM and Kenan.




* Major customization to EMA in order to adapt to new requirement in enabling Celcom's MULTISIM
provisioning (one MSISDN multiple IMSI/SIM) and enabling activation combination in one request
such ascreating and bar/unbar subscriber, change IMSI or change MSISDN and bar/unbar
subscriber.
* Designed and developed multiple scripts for provisioning assistance relating to generating daily
provisioning reports and sending provisioning error alerts/notification to the Celcom's Service
Fulfillment team via SMS.

* Description: Design and architect EMA 5.2 customer adaptation, daily support work and
troubleshooting. Highly involved in EMA's integration functionalities towards customer's end user
network element for Ericsson HLR, Ericsson FNR, Blackberry RIM, Huawei PCRF, Ring Back
Tone, Voice Mail Service, RADIUS, Mediation (Intec), Broadband (2P), Kenan (TATA) via CAI.
Network Element Interface (developed using JAVA) used are mainly FTP, SOAP HTTP, XML,
MML, TCP socket.
* Managed as the second line support on EMA for troubleshooting and technical supporting.

Projects:
1. EMA Harmony for Celcom Malaysia
* July 2008 - February 2009
* Role: Solution Integrator & Architect
* Description:
* EMA 5.2 upgrade and hardware expansion as Unified provisioning system - consolidation and
unification of subscriber provisioning into single platform - involved multiple systems across billing
and customer service, and multi-vendor/technology telecommunication network elements.
* Responsibility includes installation and upgrade of EMA software and integration towards all
Ericsson nodes (HLR, FNR and AUC) and Celcom OSS. Project deliverables include High
Availability production server, Stand-alone disaster recovery and stand-alone development server.

Duties:
* Provide technical consultancy for business analysis, project initiation and requirement specification.
* Lead project planning and development milestone.
* Provide and manage software development process for external customers and prospectus business
partners.
* Drive acceptance control and ensure system compliancy and compatibility.
* Responsible for application maintenance for continuous application availability and reliability.

Duties:
* Responsible in the acceptance and integration process and guarantee the readiness of application and
software delivered by external vendors and consultants.
* Lead and participated on global and acceptance test strategies, technical and functional acceptance tests
of BSCS capacity migration, HP FMS (Fault Management System) and Extranet (web-based subscriber
management system).

Duties:
* Contributed in the success of knowledge acquisition and the creation of new development center for
* Metrica NPR in Malaysia
* Lead a comprehensive technical orientation for new recruits and coaching
* Drove and managed software releases with critical fixes and complex requirements
* Responsible for software configuration management and provided training for software engineers
* Provided engineering support for critical customer issues (defect, performance, platform capacity) from
major telecommunication companies/operators around the world.
* Provide critical requirements for IT department in preparing software engineering environment, testing
development, Unix platforms and application configuration.
* Drive acceptance control for application software reliability, performance consistency, hardware
compatibility and customers' compliancy.
* Responsible for software configuration management in both practical and user training environment.
* Project management - project planning, estimation and reporting.
* Responsible for user documentation from the engineering development perspective and actively assist
the dedicated documentation team.

Duties:
* Lead the design and implementation of integrated test bench platform for telecommunication hardware
simulation.
* Lead several ad-hoc special interest groups comprising engineers for projects and process improvements.
* Drove internal projects implementation aimed at improvement of working environment.
* Contributed in the success delivery of telecommunication software packages for Nokia Finland.
* Implement software development process within high technology telecommunication network
environment.
* Responsible for network and system administration and provide engineering support for other engineers.
* Manage application prototype development and proof-of-concept for industrial needs.
* Involve in pre-sales product presentation and project proposals.
* Responsible for acceptance control of software implementation, and hardware compatibility and
compliancy.

Duties:
* Lead SAP hardware and software deployment for nationwide rollout.
* Coordinated Y2K software and hardware compliancy and ensured system continuity and availability.
* Drove the implementation and configuration of VLAN and VPN access.
* Lead a team comprising of system administrators providing IT support for end users.
* Responsible for system and network administration, maintenance and configuration.
* Ensure the availability and reliability of business critical and business sensitive applications
* Provide support and technical assistance to more than 2000 users nationwide.
* Drive product evaluation, software application testing and vendors communications.
* Manage hardware and software purchases thru product procurement.
* Supervise, coach and lead computer technicians and industrial interns.