Jane Street

Jane Street

Posted via Greenhouse

Unified Communications Engineer

Posted Sep 3, 2026

Role at a glance

Salary
Not Disclosed
Location
London, England, United Kingdom
Work arrangement
On-site
Employment
Full-time
Experience
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 14+ Cisco Meeting Server Cisco Expressway

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Role Summary

AI-generated

The Unified Communications Engineer helps manage and improve the company’s global voice, video, collaboration, and telephony infrastructure. The role monitors systems and supports infrastructure changes and projects while minimizing disruption to collaboration services.

What You'll Do

  • Monitor alarms from voice and video systems and serve as an escalation point for users and technology groups.
  • Improve tooling and monitoring, and deploy UC products and services.
  • Execute global software and hardware configuration changes while minimizing downtime.
  • Coordinate with IT Operations, Cybersecurity, Networking, and other teams on capacity planning, standards, best practices, and...

Generated from the employer's posting. Verify important details before applying.

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Qualifications

Requires 7+ years configuring and supporting Cisco UC and Collaboration products in a multi-cluster environment, including Cisco Unified Communications Manager 14+, Cisco Meeting Server, and Cisco Expressway. Requires excellent SIP knowledge, including Session Border Controller implementation and PSTN SIP trunking; experience upgrading and maintaining Cisco UC products and supporting phones, softphones, and video endpoints; knowledge of UC compliance products and experience with voice recording platforms (Verint, NiCE, Red Box, etc.) and messaging archiving products (Movius, LeapXpert, Smarsh, etc.). Also requires knowledge of Cisco UC APIs and experience creating API automations with Python, PowerShell, etc.; experience integrating cloud conferencing technologies such as Webex, Zoom, and Teams with on-premise infrastructure; troubleshooting custom API-based integrations; log analysis and collaboration with support partners; familiarity with virtualizing Cisco UC applications on enterprise-grade HPE, Dell, or Cisco servers; understanding of current security standards; and fluency in English.

Original job description

Content provided by the employer

About the position

We are looking for a Unified Communications (UC) 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 UC team is responsible for all tasks and infrastructure related to collaboration and telephony. Projects include improving tooling and monitoring, deploying UC products and services, and executing software and hardware configuration changes globally, all while minimising downtime for various collaboration services.

Our UC Engineers are experts at multitasking, monitoring alarms generated by our voice and video systems, juggling project-related tasks and serving as an escalation point for users and other technology groups. You’ll interface daily with various tech teams across the firm—including 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 14+
    • Cisco Meeting Server
    • Cisco Expressway
  • Have excellent knowledge of SIP, including implementing Session Border Controllers and PSTN SIP trunking
  • Deeply experienced with upgrading and maintaining Cisco UC products, including supporting phones, softphones and video conferencing endpoints
  • Knowledgeable about UC compliance products, and experienced with modern voice recording platforms (Verint, NiCE, Red Box, etc.) and messaging archiving products (Movius, LeapXpert, Smarsh, etc.)
  • Knowledgeable about Cisco APIs related to UC products, and experienced with creating API automations using Python, PowerShell, etc.
  • Experienced with integrating cloud-based conferencing technologies (Webex, Zoom, Teams, etc.) with on-premise infrastructure
  • Comfortable troubleshooting custom API-based integrations with UC products and services
  • 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 an ability to troubleshoot and use creative thinking to resolve issues
  • Fluent in English

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

 

Jane Street

About the company

Jane Street

Large Enterprise

Jane Street is a global trading firm that specializes in quantitative and algorithmic trading across various asset classes, including equities, options, and fixed income. Founded in 2000, the company leverages advanced technology and data analytics to drive its trading strategies while maintaining a strong commitment to risk management and collaboration. Known for its dynamic and intellectually stimulating work environment, Jane Street also places a high value on continuous learning and professional development, making it an attractive workplace for individuals interested in finance, mathematics, and computer science.