Network / System Administrator

Velez Ventures Inc.; Cebu City; On-site; PHP 558,000 - 893,000; Full time

Job summary

Velez Ventures Inc. is seeking a skilled Network & Systems Administrator to ensure reliable network connectivity across wired, wireless, and WAN environments. You will configure devices, manage VLANs, DNS, DHCP, AD, and virtualization platforms to support business operations.

The role requires hands-on experience with Windows/Linux servers, IT security practices, and incident response, with strong problem-solving and SLA adherence in a complex IT environment.

Qualifications

• Experience with network administration and configuration.
• Experience with Windows/Linux server administration.
• Knowledge of IT security policies and controls.
• Ability to respond to incidents and service requests within agreed SLA.

Responsibilities

• Configure and maintain routers, switches, firewalls, and APs.
• Manage VLANs, IP addressing, DHCP, DNS, and routing.
• Administer Windows and Linux servers; manage virtualization (VMware/Proxmox).
• Respond to incidents within SLA and monitor security events.
• Monitor network capacity and perform proactive capacity planning.

Skills

Network administration

VLAN configuration

Active Directory

Incident response

Windows administration

Linux administration

Tools

VMware

Proxmox

Active Directory

Job description

About the role

Ensure the organization’s network (wired, wireless, and WAN) is reliable, fast, and always available to support business operations.

Key responsibilities

• Configuring and maintaining routers, switches, firewalls, and APs.

  Managing VLANs, IP addressing, DHCP, DNS, and routing.

  Proactive network monitoring and capacity planning.

• Administering Windows/Linux servers and Active Directory.

  Managing VMware/Proxmox virtualization environments.

  Monitoring server performance, storage, and resource utilization.

• Managing firewall policies, VPNs, and access controls.

  Implementing endpoint protection and security patches.

  Monitoring security events and remediating vulnerabilities.

  Zero critical/major security breaches

  100% endpoint protection coverage

  Critical vulnerabilities remediated within 48 hours.

• Troubleshooting hardware, software, network, and wireless issues.

  Responding to incidents and service requests within SLA.

  Managing user accounts, permissions, and access in Active Directory.

About you

• Experience with network administration and configuration

• Experience with Windows/Linux server administration

• Knowledge of IT security policies and controls

• Ability to respond to incidents and service requests within agreed SLA