System Administrator
Resume:
Dojie Cristoria Glariada
Doha, Qatar
*****.********@*****.***
Nationality: Filipino
Visa Status: Transferable with NOC
Professional Summary
IT Infrastructure & Systems Engineer with over 17 years of progressive experience in system administration, network engineering, virtualization, and telecom operations across Qatar, KSA, and the Philippines. Strong background in Windows Server environments, Office 365, Cisco networking, FortiGate and pfSense firewalls, Hyper-V and VMware virtualization, and endpoint security(Kaspersky). Adept at designing, implementing, and maintaining secure and scalable IT infrastructures. Certified in ITIL v4, CCNA, and Cybersecurity. Core Skills
• System Administration: Windows Server, Hyper-V, Office365, Windows Exchange Server, VMware, vSphere, QNAP, Cisco UCS
• Network Administration: Switching, Routing, LAN/WAN, DHCP, DNS, VPN, IPSec Tunnel, Wi-Fi, Firewall (ASA, PFsense, Fortinet)
• Virtualization & Storage: VMware ESXi, Hyper-V, QNAP, NAS
• Security & Endpoint Protection: Kaspersky, Symantec, TrendMicro
• Telecom: DSL Deployment, Fiber Optics, Argus 42
Certifications
• ITIL v4 Foundation – March 27, 2021 (GR671250687DC)
• CCNA (Cisco Certified Network Associate) – August 26, 2011 (CSCO11994195)
• CCENT (Cisco Certified Entry Network Technician) – July 9, 2011 (CSCO11994195)
• Cyber Security & Ethical Hacking – May 17, 2024
• ACSA Fast Track – Aruba eLearning – November 11, 2024
• Network Technician (Tradetest) – March 31, 2009
Professional Experience
Systems Engineer
Salam International Investment Ltd, Qatar
Aug 2016 – Present
• Developed specifications and designs for enterprise computer systems and networks.
• Installed and configured hardware/software per organizational needs.
• Implemented security protocols and monitored infrastructure health.
• Created system documentation, reports, and user guides.
• Integrated systems with other IT teams ensure optimal performance.
• Manage Microsoft AD, Exchange, Office 365, and DNS/DHCP environments. Migration Engineer – IT
Shiftpoint Qatar
Nov 2015 – Aug 2016
• Conducted post-migration testing and documented issues and solutions.
• Collaborated with stakeholders for seamless IT migrations.
• Trained end-users in the new environment.
IT Technical Support Engineer
NCR Cebu Development Center, Philippines
Sep 2013 – Jun 2015
• Installed, maintained, and supported user systems and applications.
• Provided support for hardware, network, and access issues.
• Managed user accounts and security policies.
• Conducted system audits and provided technical training. IT Engineer
Microsourcing Philippines
Nov 2011 – Sep 2013
• Designed and deployed IT infrastructure projects.
• Performed security assessments and implemented protection measures.
• Developed system documentation and supported IT support teams. Telecom Supervisor
Saudi Trans Telecoms Company, KSA
Aug 2009 – Aug 2011
• Led DSL deployment teams and handled fiber optic installations.
• Ensured compliance with safety and telecom standards.
• Interacted with field teams and customers for service delivery.
• Oversaw regional telecom installation and maintenance. Technical Support Staff
Chang Ching International Tourism & Amusement Corp., Philippines May 2006 – Jun 2009
• Installed structured cabling (fiber, coax, Cat5/6).
• Managed hardware/software installation and troubleshooting.
• Coordinated with ISPs and provided end-user training.
• Maintained detailed technical documentation.
Education
Bachelor of Science in Computer Engineering
University of Cebu, Philippines
June 2000 – March 2008
Basic Networking & Windows XP Environment
Computer Society for Filipinos (COMSOFIL), Riyadh, KSA Feb 2010 – Apr 2010
Trainings & Seminars
• Server Administration – University of Cebu, Aug 25, 2003
• Work Ethics & Professionalism – Dr. Roque Carballo, Sep 13, 2005
• ADSL & Argus 42 Manipulation – STC, Riyadh, Aug 22–23, 2009
• Field Visits: Principles and Ethics – Kafaat Training Center, Riyadh, Aug 24–26, 2009
Contact this candidate