Sr. Voice Infrastructure Engineer

Job Summary & Objectives

We are seeking a skilled Senior Voice Infrastructure Engineer to support and evolve our enterprise voice infrastructure. This role requires hands-on experience with Microsoft Teams Voice, a solid understanding of legacy Avaya systems, and familiarity with Teams-certified devices such as Polycom handsets. The ideal candidate will play a key role in the transition from traditional PBX systems to modern cloud-based voice solutions, ensuring seamless communication across the organization.

Essential Job Duties & Responsibilities

• Design, implement, and support Microsoft Teams Voice solutions, including policies, Operator Connect, and Auto Attendant configurations.
• Collaborate with network and security teams to ensure QoS, SBC configuration, and voice traffic optimization.
• Troubleshoot and resolve voice-related incidents and service requests escalated from the Service Desk including authoring of support articles as required.
• Maintain accurate documentation of voice infrastructure, call flows, and device inventory.
• Participate in voice-related projects, including office expansions, migrations, and DR testing.
• Develop and maintain PowerShell scripts for automation of Teams Voice administration tasks.
• Stay current with Microsoft 365 roadmap updates and industry best practices in unified communications.
• Manage multiple projects concurrently; monitor progress and implementation ensuring project requirements and Firm standards are met.
• Anticipate future requirements and create plans for meeting systems needs.
• Perform regular, necessary maintenance.
• Maintain technical documentation and inventory in all areas of responsibility.
• Perform other duties as assigned.

Education

• Bachelor’s degree in Information Technology, Telecommunications, or related field, or equivalent experience.

Preferred

• N/A

Skills And Experience

• Minimum 5 years experience with voice solutions.
• Experience with Microsoft Teams Voice and Microsoft 365 administration and Operator Connect.
• Understanding of call delegation, management, call queues, emergency routing addresses, and auto-attendants.
• Working knowledge of Avaya Communication Manager, Session Manager, and System Manager.
• Experience with Teams-certified devices (such as Polycom) and their provisioning platforms.
• Strong understanding of network topologies, signaling protocols, and other voice-specific technologies such as SIP, SBCs, and PSTN routing.
• Proficiency in PowerShell scripting for Teams Voice automation.
• Strong troubleshooting and analytical skills.
• Experience maintaining and testing redundant solutions.
• Knowledge of industry trends and emerging UC technologies.
• Ability to manage multiple projects with competing requirements and deadlines.
• Can organize, prioritize, plan and multi-task work activities, with the ability to effectively meet deadlines in a high pressure environment.

Preferred

• Integrating Avaya with other phone systems.
• Experience with voice solutions deployed to mobile devices.
• Certifications such as ACIS and ACSS.
• MS-700 or MS-720 certifications.

Physical Demands (required to perform essential job functions)

Sedentary work: Exerting up to 10 pounds of force occasionally and/or a negligible amount of force frequently or constantly to lift, carry, push, pull or otherwise move objects. Sedentary work involves sitting most of the time. Jobs are sedentary if walking and standing are required only occasionally and all other sedentary criteria are met.

• Sitting: Remaining in the seated position, particularly for sustained periods of time
• Standing: Remaining upright on the feet, particularly for sustained periods of time
• Lifting: Raising objects from a lower to a higher position or moving objects horizontally
• Carrying: Transporting an object, usually holding it in the hands or arms, or on the shoulder
• Pulling/Pushing: Using upper extremities to exert steady force upon an object so that the object moves toward or away from the force
• Bending/Stooping/Kneeling/Crouching: Bending body downward and forward by bending legs and spine, or by bending legs at knees
• Reaching: Extending hand(s) and arm(s) in any direction

Work Environment

The worker is not substantially exposed to adverse environmental conditions as in typical office or administrative work (normal light, air and space in the work environment)

Salary Information

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