Senior Cisco Collaboration & Network Engineer

Leaders; Sydney; On-site; AUD 140,000 - 190,000; Full time

Job summary

Leaders IT in Sydney seeks a Senior Cisco Telephony & Network Engineer to design, implement, and support enterprise voice and unified communications solutions. You will ensure high-performance voice quality, reliability, and seamless integration with core network environments, supporting both BAU and project delivery.

The role requires extensive Cisco UC and networking expertise, with responsibilities spanning design, deployment, troubleshooting, and documentation in a large enterprise setting.

Qualifications

• Extensive experience with Cisco Collaboration platforms (CUCM, Unity Connection, UCCX/UCCE, Webex Calling).
• Strong knowledge of Cisco networking (Catalyst, VXLAN/EVPN) and wireless infra.
• Proven expertise managing SIP trunks, dial plans, gateways, and enterprise voice configurations.
• Familiarity with Cisco licensing models and collaboration migration projects; certifications desirable.

Responsibilities

• Design, deploy, and support Cisco Unified Communications and VoIP environments.
• Administer voice platforms, call routing, dial plans, and system upgrades.
• Monitor and troubleshoot voice quality, connectivity, and network performance.
• Maintain telephony and core network documentation; support incident management and service improvements.

Skills

CUCM

Unity Connection

UCCX/UCCE

Webex Calling

VXLAN/EVPN

Cisco Collaboration

Job description

Leaders IT in Sydney seeks a Senior Cisco Telephony & Network Engineer to design, implement, and support enterprise voice and unified communications solutions. You will ensure high-performance voice quality, reliability, and seamless integration with core network environments, supporting both BAU and project delivery.

The role requires extensive Cisco UC and networking expertise, with responsibilities spanning design, deployment, troubleshooting, and documentation in a large enterprise setting.