Senior Network and Security Admin
Confidential
Posted: January 30, 2026
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Quick Summary
We are seeking a highly skilled Senior Network and Security Admin to join our team in Bacoor, Cavite. The ideal candidate will be responsible for monitoring and supporting our TGI data centers, including disaster recovery sites and affiliate sites, and performing infrastructure and data center equipment installation, configuration, deployment, and testing. The successful candidate will also be expected to respond to incidents and service requests, aligned with defined support processes and service level agreements.
Required Skills
Job Description
DUTIES AND RESPONSIBILITIES:
• Monitoring and support of TGI data centers, including disaster recovery sites and affiliate sites
• Perform installation, configuration, deployment and testing of infrastructure and data center equipment, including but not limited to network, compute, storage, security, telephony, cabling and surveillance systems
• Respond to incidents and service requests, aligned with defined support processes and service level agreements
• Remote and on-site support, as needed to assist assigned tasks related to infrastructure projects and operations
• Maintain records and ensure documents are updated regularly
• Provide regular activity reports to leads and as directed by management
• Attend to assigned and on-demand per shift tasks, providing a CIT presence to the organization
• Ensure tasks and activities are aligned with TGI Quality Management Systems (QMS – ISO 9001) and Information Security Management Systems (ISMS – ISO 27001), and related standards to be implemented
• Participate in BCP/DR disaster recovery testing
• Participate in internal and external audits
QUALIFICATIONS:
A. Minimum Education
• Bachelor’s Degree in IT or Computer Science with focus on network or equivalent
B. Minimum Experience/Training
• With at least three (3) years of solid experience in network infrastructure and datacenter management
• Network certification (CCNA and equivalent) or experience in a data center environment is an advantage
• Familiarity with the following:
o IT fundamentals
o Network routing and switching
o Wireless technology such as access points and WLC
o SAN Switches
o Firewall (preferably FortiGate)
o Web Application Firewall (WAF)
o SDWAN
o Domain Name Systems (DNS)
o Dynamic Host Configuration Protocol (DHCP)
o Virtual Private Network (IPSEC VPN)
o Radius Services (Cisco ISE)
o Network Access Control (Forescout)
o Datacenter standards and best practices
o ISO 27001 Information Security Management System
o ISO 9001 Quality Management System
o ITIL
C. Competency
• Result-oriented, team player, fast learner and dynamic
• Can work with minimum supervision
• Self-starter and highly motivated
• Can do technical documentations
• Takes responsibility for timely completion of work
• Passion to acquire and update skills and the ability to learn new tools and techniques quickly
WORKING CONDITIONS:
• Can handle multiple assignments/projects
• Must be willing to work on-call and on extended hours
• Maybe assigned shifting schedule
• Must be willing to go from one site to another