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Thuon Sythun is a seasoned IT professional with extensive experience in network security, system administration, and leadership. He has led IT support teams and implemented various IT projects, including network infrastructure and security, IT service management, and core banking systems. Thuon holds multiple certifications, including ITIL 4 Foundation, Certified Network Defender, and Cisco Certified Network Associate Routing and Switching.

Credentials

  • ITIL 4 Foundation
    AXELOS Global Best Practice
    Jun, 2021
    - Apr, 2026
  • Certified Network Defender (CND)
    EC-Council
    Feb, 2018
    - Apr, 2026
  • Cisco Certified Network Associate Routing and Switching (CCNA)
    Cisco Networking Academy
    Dec, 2015
    - Apr, 2026

Experience

  • Chip Mong Bank
    • Phnom Penh, Cambodia
    • Senior Associate, IT Service Management
      • May 2020 - Present
      • Phnom Penh, Cambodia

      IT Support Operation and Service Management:• Lead IT support Team, ensuring service availability for all staff.• Escalate issue or request to second level support or vendors.• Implement and deliver the project of IT service management to meet the expected target. • Establishes procedures and guideline about the IT support and service management environment.• Monitor and provide IT operation reports.• Ensure compliance with all policies and guidelines.• Workstation management and IT fix asset management• Implement and deliver the project to meet the expected target. • Project and budget strategy planning • Manage all changes within organization.• Configuration and Release Management• Problem and incident management • Service request and resolving support request.

    • Information Technology
      • Jun 2018 - May 2020
      • Cambodia

      • Implemented and monitor network Infrastructure and security at data center and Planning for DR and branched.• Implemented and monitor network firewall, web application firewall and email firewall.• Implemented vSphere, vMotion, DRS, HA for server at HQ• Implemented and maintain server, Domain controller, exchange, etc…• Coordinated banking project with vendor on core banking system, ATM, mobile banking, internet banking, ewallet as well as NBC project.• Backup and restore banking data.• Support and testing on core banking system• Perform SOD and EOD for banking operation• Monitoring banking equipment, access door, alarm system, CCTV and etc….• Communicates and interacts with businesses users and IT vendors of all levels and able to understand the business and technical needs.• Consults with business user to identify and the business objectives, problems, current operational procedures, and levels of system access.• Participates in user acceptance testing (UAT) and testing of new system functionality.

    • Cambodia
    • Banking
    • 400 - 500 Employee
    • IT Officer, Security and Governance
      • Sep 2017 - May 2018

      • Monitoring compliance with IT security policies and procedure among employees, contractor, alliance and another parties.• To read and fully understand the IT security document and other legal requirements.• Monitor log file, access to database, firewall and another network system.• Monitor physical security of IT premises and server room.• Deal with external and internal audit document request• Review agreement LSA and NDA with vendor• Conduct IT security program to new staff • Explore security for website hosting • Explore network monitoring tool to analyze network traffic and system behavior • Work with the vendor for network and system penetration testing• Work with vendor for office 365 project • Cyber security new update for Risk Committee

    • IT Officer, Infra. Support and Services
      • Sep 2014 - Sep 2017

      1. Provide user support including procedural documentation and relevant reports.2. Install and configure computer hardware, operating systems, and applications.3. Troubleshoot system and network problems and diagnose and solve hardware/software faults.4. Talking staff or vendor through a series of actions, either face to face or over the telephone to help set up systems or resolve issues.5. Prioritize, manage, and track open cases at all relevant branches.6. Properly escalate unresolved queries to the next level of support.7. Track, route and redirect problems to correct resources.8. Support the roll-out of new applications.9. Ensure software patches and antivirus definitions for all are updated regularly.10. Testing and evaluating new technology.11. Resolve issues and prepare status reviews and weekly report to immediate supervisor.12. Assist in IT network and infrastructure projects and also responsible for any tasks assigned.13. Assist in evaluate and develop necessary process to ensure the systems incorporate the approved information security measure.14. Establishing a good working relationship with users and other professionals.15. Maintain a good working knowledge of current infrastructure and future trends.16. All other matters ancillary to the above and to perform any other related duties that management may require from time to time.17. Implement TACACS+ server and configuration on cisco device, router, switch and ASA.18. Implement Cacti server to monitor bandwidth network traffic in network devices.19. Configuration and monitoring network devices event log message by syslog server.20. Monitoring network connection by Nagios.21. Manage and configuration on cisco device (vlan and trucking, port security, ACL, DHCP, etc.).

    • IT Support Officer
      • Jul 2013 - Aug 2014
      • Kandal, Cambodia

  • ST Computer
    • Phnom Penh, Cambodia
    • Computer Technician
      • May 2011 - May 2013
      • Phnom Penh, Cambodia

  • VolumeCocomo Apparel, Inc.
    • Phnom Penh, Cambodia
    • IT Support
      • Jun 2009 - Jun 2011
      • Phnom Penh, Cambodia

  • 3Tech Technology 4 all
    • Phnom Penh, Cambodia
    • IT Support Technician
      • Feb 2008 - Jun 2009
      • Phnom Penh, Cambodia

Education

  • 2005 - 2009
    National University of Management
    Bachelor's degree, Information Technology
  • 2015 - 2016
    Sunrise Academy
    Cisco Certified Network Associate Security (CCNA Security)
  • 2015 - 2015
    Proseth Informatics Center
    MCSA 2012, Microsoft
  • 2013 - 2015
    Sunrise Academy
    IT Networking Engineering, Cisco Certified Network Associate (CCNA)
  • 2005 - 2009
    National University of Management
    Bachelor's degree, Management Information Technology
  • 2005 - 2007
    Institute for Development of Economy (IDE)
    Associate Degree, English Literature
  • 2020 - 2023
    Asia Euro University (AEU)
    Master's degree, Information Technology

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Industry Focus. “Banking”

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