Brown Brothers Harriman

Client Experience Infrastructure Manager (Voice & Unified Communications)

Brown Brothers Harriman$110K — $160K *
Telecommunications & Hardware
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • 8+ years of experience managing enterprise voice and unified communications environments.
  • 5+ years of leadership experience managing technical teams.
  • Deep expertise in Microsoft Teams Phone, Direct Routing, and Operator Connect.
  • Proficient in Avaya Aura, Avaya CM, and telephony protocols.
  • Strong understanding of networking concepts including QoS and WAN optimization.

Responsibilities

  • Lead the design and optimization of enterprise telephony platforms.
  • Develop and execute voice transformation strategies including cloud migrations.
  • Manage enterprise voice infrastructure and support critical services.
  • Ensure high availability and performance of voice and video communications.
  • Troubleshoot complex voice-quality issues across various environments.
  • Define and maintain standards for voice architecture and operational support.

Benefits

  • Comprehensive healthcare and income protection benefits.
  • Professional development and career advancement opportunities.
  • Generous time-off policies to support work-life balance.
Full Job Description
Client Experience Infrastructure Manager (Voice & Unified Communications)

Position Summary

We are seeking an experienced Client Experience Infrastructure Manager to lead the strategy, engineering, and operations of our enterprise voice and unified communications environment. The ideal candidate will possess deep expertise in Avaya telephony platforms, Microsoft Teams Phone, Direct Routing, Operator Connect, Session Border Controllers (SBCs), and enterprise contact center technologies.

This leader will be responsible for delivering highly available, secure, and scalable voice, video, and collaboration services while driving modernization initiatives and enhancing the overall employee communication experience. The role requires a blend of technical leadership, operational excellence, vendor management, and strategic planning.

Key Responsibilities

Enterprise Voice & Unified Communications

  • Lead the design, implementation, administration, and optimization of enterprise telephony platforms including Avaya Aura, Avaya CM, Avaya Session Manager, Microsoft Teams Phone, Direct Routing, and Operator Connect.

  • Develop and execute voice transformation strategies, including migrations from legacy PBX environments to cloud-based collaboration platforms.

  • Manage and support enterprise voice infrastructure, including:

    • SIP trunking

    • Session Border Controllers (AudioCodes, Ribbon, Oracle, etc.)

    • Dial plans and call routing

    • Survivability and business continuity solutions

    • Emergency calling (E911) compliance

  • Ensure high availability, resiliency, and performance of all voice and video communications services.

  • Troubleshoot complex voice-quality and call-routing issues across LAN, WAN, Wi-Fi, and cloud environments.

  • Define and maintain standards for voice architecture, capacity planning, security, and operational support.

  • Partner with network, security, and cloud infrastructure teams to optimize real-time media performance and user experience.

Collaboration & Contact Center Technologies

  • Manage and enhance unified communications platforms including Microsoft Teams, conferencing services, and integrated collaboration tools.

  • Support voice-enabled business workflows and integrations with collaboration and productivity platforms.

  • Oversee integrations between telephony platforms, contact centers, CRM systems, and enterprise applications.

  • Evaluate emerging communication technologies and recommend solutions aligned with business objectives.

Service Delivery & Operational Excellence

  • Establish operational metrics, SLAs, and service health monitoring for communication services.

  • Implement ITIL-based incident, problem, and change management processes.

  • Drive continuous service improvements through proactive monitoring, root cause analysis, and automation.

  • Ensure compliance with security, regulatory, and operational requirements.

Leadership & Team Development

  • Lead a team of voice engineers, unified communications specialists, and support personnel.

  • Provide technical mentorship, career development, and performance management.

  • Serve as the senior escalation point for critical voice and collaboration incidents.

  • Manage vendor relationships, support contracts, carrier services, and technology roadmaps.

  • Develop budgets, forecasts, and strategic initiatives supporting enterprise communication services.

Required Qualifications

  • 8+ years of experience managing enterprise voice and unified communications environments.

  • 5+ years of leadership experience managing technical teams.

  • Deep expertise in:

    • Microsoft Teams Phone

    • Teams Direct Routing and Operator Connect

    • Avaya Aura and Avaya Communications Manager

    • SIP, VoIP, and telephony protocols

    • Enterprise call routing and dial plan management

    • Session Border Controllers (SBCs)

  • Experience with carrier management, SIP trunk providers, and telecom billing.

  • Strong understanding of networking concepts including QoS, WAN optimization, DNS, and load balancing.

  • Experience supporting large-scale enterprise communication environments.

  • Strong troubleshooting, vendor management, and project leadership skills.

Preferred Qualifications:

  • Microsoft Teams Voice Engineer certification.

  • Avaya Certified Professional (ACP) or equivalent certification.

  • Experience with Teams Contact Center integrations.

  • Experience with AudioCodes, Ribbon, Cisco, or Oracle SBC platforms.

  • Experience leading PBX-to-Teams migration initiatives.

  • Knowledge of PowerShell automation and Microsoft 365 administration.

  • ITIL Foundation certification.

Success Profile

The ideal candidate is a strategic and hands-on leader who can modernize enterprise communications, drive Teams Phone adoption, maintain Avaya infrastructure, and deliver a seamless voice and collaboration experience for users globally. This individual will be equally comfortable leading architecture discussions, managing critical incidents, and mentoring engineering teams.

Salary Range

NJ: $110,000 to $160,000 base salary + annual target bonus

BBH and its affiliates' compensation program includes base salary, discretionary bonuses, and profit-sharing. The anticipated base salary range(s) shown above are only for the indicated location(s) and may differ in other locations due to cost of living and labor considerations. Base salaries may vary based on factors such as skill, experience and qualification for the role. BBH's total rewards package recognizes your contributions with more than just a paycheck—providing you with benefits that enhance your experience at BBH from long-term savings, healthcare, and income protection to professional development opportunities and time off, our programs support your overall well-being. 


 

We value diverse experiences. We value diverse experiences and transferrable skillsets. If your career hasn’t followed a traditional path, includes alternative experiences, or doesn’t meet every qualification or skill listed in the job description, please do go ahead and apply.

About Brown Brothers Harriman

Brown Brothers Harriman & Co. (BBH) is the oldest and largest private bank in the United States. Founded in 1818, BBH has been a leader in the financial industry for over 200 years. The company provides a wide range of financial services to individuals, families, and institutions, including wealth management, investment management, and private banking. BBH has offices in the United States, Europe, and Asia, and manages over $1.6 trillion in assets.
Learn more about Brown Brothers Harriman
Size
7,000 employees
Industry

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