Joko Santoso

Experience

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  PT INFOKOM ELEKTRINDO

  Jan 2005 - Jan 2006

  VSAT Engineer

  2004-2006 Implement and integrated Very Small Aperture Terminal (VSAT) communication service with other services such as VOIP, Frame Relay, IP PABX.

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  Logica CMG

  Jan 2006 - Jan 2007

  Software Engineer

   Conducted software testing management with costumer for new CDMA based operator. Evaluate and create database report for billing and customer touchpoint on project-based assignment. Assisted, collected and documented software testing on the beta version.

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  Telkomsel

  May 2007 - Apr 2009

  Engineer VAS & Datacomm Operation

  VAS and Datacomm EngineerResponsible for :- Operation and improve VAS & Datacomm network in Telkomsel Nationwide- Telco core network element SGSN GGSN operation- Corporate APN services enhancement, monitoring and operation- PS core and VAS integration team

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  Telkomsel

  Jun 2011 - Jul 2016

  PS Core Engineering Specialist

  - Design and implement Telco core network services for enterprises users.- Design and implement routing agent that recognize user’s data subscriptions which increased additional 35% subscriptions annually.- Co-create and implement ARA (Application Routing Agent) reduced complexity of transitional dual major billing integration (Amdocs & UPCC).- Design and implement content cache for PS core mobile broadband, resulting by average 30% of improvement in latency from user experience. - Evaluate and coordinated technical evaluation for first IPv6 implementation and navigated validation process with local authority (Ministry of Communication and Information Technology).- Assigned technical evaluation on 4G tender, validate use case, technical capabilities and consider vendor roadmap (Ericsson, Nokia, Cisco, Huawei).- Design and implement Virtual Router capabilities which decreased 20% of investment for Corporate Mobile broadband solution.- Test, validate and integrate new features required to support new business with Telco vendors such as (Ericsson, Huawei, Nokia) in Test-lab and live network.- Initiated tactical quality & performance checking through internal documentation (called service book). Show less

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  Telkomsel

  Sept 2016 - now

  - Develop and Implemented strategic planning for core mobile broadband capacity, network design as well as constructed Telco border network GRX (Global Roaming eXchange) and Internet exchange.- Initiatiated stream process request to optimized time to market Access Point Name (APN) service delivery.- Introduce engineering guideline to marketing, sales and corporate pre-sales team in delivering broadband packages to market.- Assessed optimum ratio investment in core and non-core, resulting decreased in CAPEX by $8.9 million in 2017 program.- Establish and directed internet cache program for Mobile Broadband users which achieved 60% of quarterly cost reduction worth $7 - $9 million, Utilized CDN Google (GGC), Facebook (FNA), Akamai and Openwave (for a specific purpose with end-to-end approach [radio to the internet]) Show less

  • Enterprise Service Delivery Manager

    Nov 2020 - now

  • Manager Internet Broadband Engineering

    Sept 2016 - Nov 2020