Unified Communications Engineer

Janestreet

Singapore permanent

Posted: September 29, 2025

Job Description

About the Position

We are looking for a Unified Communications Engineer to help grow, monitor and manage our global voice and video infrastructure. This role sits within our larger IT group and will require you to deliver smart solutions in a fast-paced environment without disrupting the daily workflow.

The Unified Communications team is responsible for end-user setup (devices and profiles), asset management and all infrastructure related to collaboration and telephony. Our projects include improving tooling and monitoring, refreshing hardware for meeting rooms and executing software and hardware configuration changes globally, while minimising downtime for various collaboration services.

Our UC Engineers are experts at multitasking, monitoring alarms generated by our voice and video systems and juggling project-related tasks, all while serving as an escalation point for users and other technology groups. You’ll interface daily with different tech teams across the firm — IT Operations, Cybersecurity and Networking — to provide capacity planning, develop standards and best practices and improve documentation across our global UC infrastructure.

The right candidate will be passionate about solving complex problems and supporting users with robust and flexible technical solutions.

About You

• Have 7+ years of in-depth experience configuring and supporting the Cisco UC and Collaboration Product Suite in a multi-cluster environment, including:

• Cisco Unified Communications Manager versions 12.5+

• Cisco Meeting Server

• Cisco Expressway

• Have excellent knowledge of SIP, including implementing Session Border Controllers and PSTN SIP trunking

• Understand UC compliance products, and have experience with modern voice recording platforms (Verint, Nice, Calabrio, etc.) and messaging archiving products (Movius, LeapXpert, Smarsh, etc.)

• Have a working knowledge of Cisco APIs related to UC products, and experience with creating API automations using Python, PowerShell, etc.

• Experienced with upgrading and maintaining Cisco UC products, including supporting phones, softphones and video conferencing endpoints

• Experienced with integrating cloud-based conferencing technologies (Webex, Zoom, Teams, etc.) to on-premise infrastructure

• Able to collect and interpret log files, collaborate with support partners to solve problems while maintaining system stability and properly manage expectations with colleagues and users

• Familiar with the virtualisation of Cisco UC applications on enterprise-grade servers (HPE, Dell, Cisco, etc.)

• Have a strong understanding of current security standards and expectations, and the ability to troubleshoot and use creative thinking to resolve issues

• Fluency in English is required; fluency in Mandarin is preferred

If you're a recruiting agency and want to partner with us, please reach out to [email protected].

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