Marvin Guina

Experience

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  Beaver Engineering SDN BHD

  Jun 2009 - Apr 2014

  Network Technician

  • Maintain consistent network connectivity throughput of the LAN, WLAN, Implementation and configuration of Cisco network devices to support network requirements of the client, resolves all issues and concerns regarding the network infrastructure troubleshooting a computer hardware and software Develop and Install CCTV camera Analogs and Digital IP systems.• Install hardware and software systems, maintaining or repairing equipment, troubleshooting a variety of computer issues, configuring computer networks.• Maintain consistent network connectivity at Empire Hotel Brunei Darussalam• Provided Tier 1 technical support; assisted users facing network problems. Performed advanced troubleshooting, diagnostics and provided tier/level-1 solutions to network failures. عرض أقل

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  Universal System Technologies

  May 2015 - Jul 2016

  Network System Specialist

  • Monitor customer network servers and storage systems to ensure uptime and efficient resolution of issues.• Design and implementation of LAN/WAN, using Cisco routers and switches.• Understands and uses PC computers, including peripheral devices; understands and uses Windows operating system; performs system administrative duties; installs an operating system.• Monitoring and maintaining computer system and networks in Government in Brunei Darussalam in a datacenter (Ministry of Finance, E-government National Centre, Ministry Culture Youth & Sport, Brunei Shell Petroleum, Ministry of Defense of Brunei) عرض أقل

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  Jaidah Group

  May 2016 - Sept 2023

  Network Field Technician / ELV specialist

  • Support multi ELV technician to handle fault and repair all defect of given time frame.• Supervise all team to Carry out remedial repairs and preventative maintenance of all kinds of ELVsystems like CCTV systems, Security systems, Access Control System, Network Layer2 & Layer3• Responsible for the security systems’ installation and maintenance at client site and ensure they meet the overall client expectations and are in line with set standards of MOI• Conduct testing on the installed security systems to ensure that they are functioning as per the requirements and specification of the clients.• Troubleshooting, installing and updating desktop PC hardware, Software and printer Install and maintain network hardware/software, install and support LANs, WAN, network segments, monitor network to ensure security and availability to specific users.• Installation and configuration wireless router’s and Cisco switch in the Pearl Qatar ‘VIP’ site (Ooredoo projects).• Tier 1 support: Responsible for in-depth technical notification to the customer and timely triage on a 24x7 basis for WAN / LAN and Telepresence related incidents. Under Ooredoo telecom projects• Create VLAN on Cisco device like Switch 3850, 3650 and 2960 عرض أقل