VP, Voice & Unified Communications Engineer, Technology Group

Location: Singapore

Job Function: Technology Group 

Job Type: Permanent

Req ID: 16890 

Recruiter: Yvonne Loh 

GIC is one of the world’s largest sovereign wealth funds. With over 2,000 employees across 11 locations around the world, we invest in more than 40 countries globally across asset classes and businesses. Working at GIC gives you exposure to an extraordinary network of the world’s industry leaders. As a leading global long-term investor, we Work at the Point of Impact for Singapore’s financial future, and the communities we invest in worldwide.

Technology Group
We experiment, design, and lead a 24×7 global business where we support core capabilities in asset management, trading, investment operations, and risk management. We deliver secure, reliable, and integrated solutions, and provide insights on new, and emerging technologies. 

Infrastructure & Cybersecurity Resilience (ICR)
We design, build, and secure the technology foundations that power GIC’s global investment operations. We aim to deliver resilient, scalable, and secure infrastructure that empowers our people and businesses to perform securely, efficiently, and effectively.

What impact will you make in this role?

We are looking for an experienced and highly skilled Unified Communications engineer with strong hands-on experience to help grow, monitor and manage our global voice and video infrastructure.

The ideal candidate will be responsible for planning, building, securing and maintaining infrastructure related to collaboration and telephony across the enterprise – ensuring optimal performance, robust security and compliance.

This is a technical, hands-on engineering role that involves having a deep understanding of voice & unified communications platforms, advanced troubleshooting skills, deployment of endpoints, and build and configuration experience of infrastructure to enhance the unified communications ecosystem.

What will you do as a VP, Voice & Unified Communications Engineering?

Engineering Design and Build:

• Lead the design, engineering, governance and provisioning in cloud collaboration platforms (Microsoft Teams, Zoom) and Trader Voice Systems, including policies, dial plans, call queues, routing, security and compliance settings


• Manage the build, configuration and lifecycle of endpoint devices including video conferencing room systems, telephony endpoints, and soft clients.


• Design and configure Session Border Controllers (SBCs), including SIP trunk provisioning, call routing logic, transcoding profiles, and security policies.


• Oversee day-to-day engineering of the Enterprise telephony (Avaya) environment ensuring stability, call quality, and adherence to change-control processes.


• Manage the build, configuration and lifecycle of Trader Voice Systems (Cloud 9/IPC) and oversee circuit status, and interop with dealer boards, PBX systems, and SIP carriers, ensuring zero-downtime for trading operations.


• Ensure compliance, resilience and call-recording integrity for trader voice environments, including integration with compliance recording, and coordination with carriers.


• Lead product evaluations, systems testing, certification, and product lifecycle management.


• Perform advanced troubleshooting of SIP signalling, media flows and device-level log files.


• Collaborate with vendors to solve complex support problems.

Improve Processes, Documentation and Standards

• Develop, document and enforce engineering standards for the delivery and ongoing operation of Unified Communications systems and technologies to ensure maximum system availability and performance levels.


• Identify opportunities and implement automation across provisioning, monitoring, configuration validation, and change control to eliminate repetitive tasks and ensure consistency in deployments.


• Monitor and generate reports on system health to ensure the ongoing stability of systems and proactively identify risk areas


• Maintain up-to-date documentation, configuration baselines, and change records.

Integration & Collaboration

• Maintain up-to-date documentation, configuration baselines, and change records.


• Create runbooks, PowerShell scripts, and automation playbooks for common operational workflows that the Operations team will utilise.


• Stay current with Microsoft 365 roadmap updates, recommending improvements and adopting new features securely.

What makes you a successful candidate?

At least 12 years total IT experience, with 5+ years hands-on experience in Unified Communications technologies.

Deep technical knowledge of:

• Microsoft Teams


• Zoom


• Enterprise Voice systems


• Avaya Enterprise Voice / Telephony


• Trader Voice (Cloud9, IPC, etc)


• Session Border Controllers and PSTN SIP Trunking


• Compliance Recording platforms (Verint, Nice, etc.)


• VC Room technologies (Poly)

Preferred Qualifications / Certifications:

• Relevant vendor Certifications


• Good understanding of current security standards


• Strong knowledge of SIP, RTP/SRTP, media codecs, SBC call flows, and enterprise voice routing logic


• Strong analytical and troubleshooting skills for voice and video related incidents and service issues


• Fluency in English and the ability to develop high quality written documentation

Work at the Point of Impact
We need to be forward-looking to attract the right people to help us become the Leading Global Long-term Investor. Join our ambitious, agile, and diverse teams - be empowered to push boundaries and pursue innovative ideas, share your views, and be heard. Be anchored on our PRIME Values: Prudence, Respect, Integrity, Merit and Excellence, which guides us in how we make our day-to-day decisions. We strive to inspire. To make an impact. 

GIC is a Great Place to Work

At GIC, our offices are vibrant hubs for ideation, professional growth, and interpersonal connection.  At the same time, we believe that flexibility allows us to do our best work and be our best selves. Thus, our teams come into the office four days per week to harness the benefits of in-person collaboration, but have the flexibility to choose which days they work from home and adjust this arrangement as situational needs arise. This role will be in our Tampines Office. 

GIC is an equal opportunity employer 
As an employer, we passionately believe every individual brings with them unique diversity of thought and perspectives to meaningfully enrich perspectives of GIC teams to drive competitive performance. An inclusive environment yields exceptional contribution.

Learn more about our Technology Group here: 
https://gic.careers/group/technology-group/