Voice Engineer: CUCM to Teams Migration Expert

Swing Consulting Limited; Hong Kong; On-site; HKD 446,000 - 558,000; Full time

Benefits offered by this job

5-day work week

10–20 days annual leave

Job summary

Swing Consulting Limited in Hong Kong is seeking a Voice Engineer to lead CUCM migrations to Microsoft Teams Operator Connect. You will design, implement, and cutover projects while advising on call centre provisioning and regulatory compliance.

The role requires 5+ years in voice engineering, CUCM experience (10x–14x), and strong collaboration across teams, carriers, and internal stakeholders. Fluency in Cantonese, English, and Mandarin is beneficial.

Qualifications

• Degree in IT/CS/Telecommunications or related field.
• 5+ years in voice/UC engineering or telecom provisioning.
• Hands-on CUCM 10x–14x experience.
• Experience with Teams Operator Connect deployment.
• Familiar with SIP trunking and SBCs.
• Knowledge of porting workflows, DNS, and domain registration.
• Strong Cantonese, English, and Mandarin communication.

Responsibilities

• Lead CUCM migration to Microsoft Teams Operator Connect.
• Provide consultancy for call centre operations and provisioning.
• Configure and manage SIP trunks, Voice TBM, IDA.
• Troubleshoot voice issues across CUCM, SBC, carrier, and Teams.
• Advise on number porting, domain registration, and DNS.
• Develop dial plans and call routing for multi-site environments.
• Coordinate with carriers for circuit delivery and porting.
• Deliver project status updates and risk logs.
• Document MOPs, runbooks, and post-migration procedures.
• Ensure regulatory compliance (emergency calling, call recording).
• Resolve ad-hoc tasks as required.

Skills

UC engineering

Voice provisioning

Call centre operations

CUCM (Cisco)

Teams Operator Connect

SIP trunking

DNS/domain registration

Multilingual communication

Education

Degree in IT/CS/Telecommunications

Tools

CUCM (10x–14x)

SIP trunks

AudioCodes

Ribbon SBC

Cisco Call Manager

UCCX/CCP

Teams Operator Connect

DNS platforms

Job description

Swing Consulting Limited in Hong Kong is seeking a Voice Engineer to lead CUCM migrations to Microsoft Teams Operator Connect. You will design, implement, and cutover projects while advising on call centre provisioning and regulatory compliance.

The role requires 5+ years in voice engineering, CUCM experience (10x–14x), and strong collaboration across teams, carriers, and internal stakeholders. Fluency in Cantonese, English, and Mandarin is beneficial.