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Cybersecurity Specialist | Network Security, Firewall Administration

Hammerjack Pty Ltd

cebu city, central visayas, Philippines Full-time June 23, 2026

Found Description

Network Engineer

Location: Taguig – Uptown Bonifacio Tower 3

Experience: 3–5 Years

Work Model: Hybrid (2 days/week)

Shift: Rotating Schedule

Key Responsibilities

  • Configure, administer, and troubleshoot AudioCodes Session Border Controllers (SBC).
  • Manage and maintain AudioCodes OVOC (One Voice Operations Centre).
  • Administer and support Cisco Unified Communications Manager (CUCM) environments.
  • Monitor voice network performance and proactively resolve issues.
  • Support SIP trunking, VoIP, and Unified Communications solutions.
  • Perform system upgrades, patching, and capacity planning.
  • Collaborate with network, security, and telecom teams.
  • Create and maintain technical documentation and SOPs.
  • Participate in incident management and root cause analysis.
  • Provide support during maintenance windows and rotational shifts.

Required ...

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