Role: Senior VoIP Network Engineer

Location: Newcastle, NSW Sydney

Experience: 5 – 10 years

Work Arrangement: Hybrid

Required Skills & Keywords:

- Zoom Phone / Zoom Contact Center
- Cisco IP Telephony, SIP, SBC, VoIP
- JAMF, MDM, Microsoft Intune
- QoS, UC Strategy, Endpoint Security

Role Overview: We are seeking an experienced Senior IP Telephony Engineer to design, implement, maintain, and troubleshoot modern unified communications and telephony platforms across onpremises and cloud environments. This role requires deep expertise in Zoom Phone / Zoom Contact Center, Cisco Voice Gateways, and SIP-based VoIP solutions, along with strong skills in MDM administration (JAMF, Microsoft Intune) for endpoint security and compliance.

Roles & Responsibilities:

1. Unified Communications & Telephony Design

- Architect and deploy VoIP and Unified Communication solutions, including Zoom Phone / Zoom Contact Center & Cisco On-Prem IP PBX and SBC Platforms
- Design and optimize call flows, auto-attendants, hunt groups, queues, voicemail, IVR, and contact center routing
- Collaborate with network teams to ensure proper QoS configuration, Bandwidth planning and End-to-end voice quality assurance.

2. Operations, Support & Troubleshooting

- Act as the primary escalation point for complex telephony and UC incidents.
- Monitor and maintain the SIP trunks, SBCs, carrier interconnects, Zoom voice workloads (devices, policies, dial plans),



Cisco IP PBX instances and voice gateways & Yealink IP Phones.
- Perform advanced troubleshooting using SIP traces, logs, and monitoring tools.
- Execute MACD (Moves, Adds, Changes, Deletes) for users, numbers, call flows, and devices.

3. Customer Engagement & Delivery

- Work directly with customers and internal stakeholders to gather requirements and translate them into technical designs and implementation plans.
- Recommend best practices for Zoom and overall UC strategy.
- Coordinate with carriers and vendors for provisioning, Number porting & Incident resolution.

4. Documentation & Governance

- Create and maintain High-Level Designs (HLDs), Low-Level Configurations (LLDs) & Operational runbooks.
- Maintain accurate inventory of Telephony devices, numbers, licenses & Services.

5. MDM & Endpoint Management

- Administer JAMF for macOS device management and security compliance.
- Manage Microsoft Intune for Windows, macOS, iOS, and Android devices.
- Deploy software and patches across enterprise endpoints
- Troubleshoot complex issues related to Windows Group Policy, macOS policies & Security patches.
- Ensure compliance and vulnerability remediation across global endpoints.

Perks:

We offer a competitive compensation and benefits package, as well as the opportunity to work on challenging and rewarding projects.

Regards,

Kapalins

📌 Senior VoIP Network Engineer (Newcastle)
🏢 Kapalins
📍 Newcastle