ZAENAL ARIFIN
Railway (LRT) Telecom Interface & Security Design Lead at Indosat Ooredoo Business- Claim this Profile
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English -
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Arabic -
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Indonesian Native or bilingual proficiency
Topline Score
Bio
Credentials
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CCIE SP Written
Cisco System -
CCIP
Cisco System -
JNCIP-SP
Juniper Network -
MEF-CECP
Metro Ethernet Forum
Experience
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Indosat Business
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Indonesia
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Information Technology & Services
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100 - 200 Employee
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Railway (LRT) Telecom Interface & Security Design Lead
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Oct 2016 - Present
• As Part of Indosat Ooredoo team for Light Rail Train (LRT) Jabodebek Project, Supporting Telecom & IT Solution.• Experience in designing and interfacing railway telecoms networks solution;• Hands on experience in telecom technologies within Radio Com, Communication Backbone Network (MPLS-TP), CCTV, Telephone, Intercom, Master Clock, Fire Alarm, Access Control, Public Address, Voice Recording & PID systems, cyber security, fiber optic;• Provide expertise and advice to Indosat LRT, Adhi Karya (project owner), project consultants and external vendors on good engineering practice, potential solutions, railway standards and legislation;• Telecom design – feasibility, outline/concept design for approval and detailed design for construction and project management• Assisting in the establishment of internal design standards and/or processes to achieve a continuous improvement in quality and efficiency.
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PT. Indosat Tbk
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Indonesia
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Telecommunications
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700 & Above Employee
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IP & Data Expert
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2014 - Sep 2017
Participate and provide proactive support in Ooredoo Group Project for Performance Monitoring Tool (PMT) in RFP and implementation•Design and integrate Performance Management for all radio microwave (Nokia/ ALU, Huawei, NEC)devices and collaborate end to end performance monitoring in Infovista•Involve in LTE network elements performance & operation monitoring project•Involve & Assist IP-RAN Backhaul Performance Monitoring for Ericsson network•Involve & provide recommendation and support in IP Transit Services redesign project•Involve & provide recommendation and support in Customer Experience improvement for B2B(corporate) customers•Design and implement the modernization of Performance Assurance system, including the project of Infovista Enhancement for Corporate customer solution & microwave monitoring, hardware upgrading and integration with other NMS (CRM, fault management, provisioning tools, OSSIN etc)•Plan & develop the expansion of IP Application Monitoring in area of Jabodetabek and outer Jakarta, including the design for Netscout and IPXplorer, and their interfacing with other system (IN, billing etc)•Pro-actively provide the introduction, documentation and technical solution for operation team in implementing performance NMS in their daily operation activities (such as Infovista,Netscout etc)•Driving & steering the migration of performance monitoring for Indosat corporate customer from PRTG/Cacti to Infovista, and expanding in monitoring their devices until last mile.•Design and Implement the DDoS defense using Arbor Peakflow SP & TMS;•Provide and develop Logging Management;•Analyze & update Privilege Session Management (PSM) and Privilege Access Management (PAM); •Participate and provide proactive support in DNS Services Migration;•Plan and integrate Security Information & Event Management (SIEM);•Involve & provide recommendation and support in Vulnerabilities Assessment & Penetration Testing;
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PT. Indosat Tbk
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Indonesia
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Telecommunications
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700 & Above Employee
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Senior IP Network Improvement & Optimization Engineer
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Apr 2007 - 2013
• Successful in implementing IP Applications Monitoring & Tracing for IP/MPLS & PS Network for problem tracing & troubleshooting ( in all major cities)• Integrating multiple NMS for IP performance, reporting, fault, provisioning, audit & planning to be correlated.• Reviewing & optimizing network configuration for IP/MPLS & Metro-E networks from core to access • Adding new transmission links & alternative routing for improving over-utilized links in urban cities• Monitor the IP & data network performance KPIs. Suggest & implement optimization or re-configurations to improve performance & resource utilization.• Identify quality degradation & users complain related to total/part of the networks, & perform related actions based on predefined parameter & KPIs..• Successful in developing IP NMS for reporting & performance monitoring near to real time (Infovista, Metrica, etc), implementing in IP/MPLS devices, 3G/GPRS devices, SMSC & Metro-E. Also expansion to GGSN & SGSN devices, & other telecom devices.• Developing Planning, Provisioning & Audit tools for IP/MPLS networks.• Providing regular reports (weekly & monthly) for network performance & availability to BOD• Setting performance measures/ KPI for IP & data networks parameters.
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PT. Indosat Tbk
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Indonesia
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Telecommunications
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700 & Above Employee
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Network Engineer
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2002 - 2007
• Provide technical & analysis data to teams & work together with other teams to find root cause • Responsible for designing, planning, implementing & maintaining the network infrastructure ( MPLS/ IP, Internet Backbone & Metro-E)• Handle Indosat IP/MPLS Backbone network implementations• Configure network performance & monitoring tools (NMS) for the IP/MPLS Backbone networks• Investigate & propose new technologies applying to the network services area; prepare project plans for network upgrades.• Capacity Management for MPLS & International Internet backbone• Operate, maintain & update ISP architectures, Indosat MPLS cellular architectures
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Education
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2015 - 2016
University of Indonesia
Master's degree, Information Technology -
1996 - 2001
Universitas Indonesia (UI)
Bachelor of Telecommunication Engineering, Electrical, Electronics and Communications Engineering -
1995 - 1997
Institut Pertanian Bogor (IPB)
-, Teknologi Pangan & Gizi
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