Unified Communications (UC) Migration Engineer

Location: Chennai / Remote

Experience: 5+ years in Unified Communications (UC) with hands-on experience in migrating workloads from on-premises, legacy UC systems or carrier grade communication platforms to Cloud based UCaaS and CCaaS solutions.

Job Overview

We are looking for an experienced UC Migration Engineer to plan, implement and transition voice and unified communication systems from premise based or hosted solutions to cloud based UC and CC Platforms.

The Migration Engineer is responsible for planning, coordinating, and executing customer migrations while serving as a trusted technical advisor throughout the engagement.

This customer-facing role requires strong technical expertise, exceptional troubleshooting skills, and the ability to lead discussions, manage multiple priorities, and make sound decisions in fast-paced environments.

The ideal candidate combines technical proficiency with strong communication and relationship-management skills to drive successful migration outcomes.

The ideal candidate will have expertise migrating systems such as Cisco UCM, Mitel MiVoice, Avaya Aura or Cisco Broadworks to UCaaS platforms such as Cisco Webex, RingCentral, Microsoft Teams or other industry-leading solutions.

Key Responsibilities

Customer Engagement

- Lead customer-facing meetings, technical discussions, and migration status calls.
- Build trusted relationships with customers, partners, and internal stakeholders throughout the migration lifecycle.
- Collaborate effectively with customer technical teams and cross-functional teams to coordinate migration steps, clarify technical requirements, and ensure successful delivery and customer satisfaction.
- Deliver accurate, timely progress updates and status reports throughout project execution.
- Clearly communicate migration milestones, encountered issues, and provided resolutions to both technical and non-technical stakeholders.
- Address customer concerns and objections with confidence, professionalism, and a solutions-oriented approach.

Migration Planning & Execution

- Evaluate existing voice infrastructure, develop new solutions and create detailed migration plans and procedures.
- Execute customer migrations in accordance with established processes, procedures, and workflow standards.




- Configure new UCaaS or CCaaS solutions to enable services, license assignments including access controls within the migration scope.
- Migrate users, profiles, collaboration features (voice, video, messaging, conferencing), and associated services between source systems and target UCaaS environments.
- Perform network readiness assessments to ensure support for new UC/CC system and recommend required upgrades.
- Configure IVRs, call queues, call routing, agent setups including admin and supervisor roles.
- Migrate supported devices or provision new devices. The devices can include supported desk phones, conference room endpoints, and soft clients.
- Execute bulk migration jobs using automation tools and scripts, ensuring productive and low-impact transitions.
- Participate in User Acceptance Testing, Go-Live activities and production cutovers, validating users, features, services, and endpoint readiness post-migration.
- Provide change management and post-migration support to ensure smooth transition.

Troubleshooting & Delivery

- Identify, troubleshoot, and resolve complex technical issues during planning, implementation, and post-migration activities.
- Collaborate with customer technical teams to troubleshoot technical issues related to voice quality, connectivity, and functionality during and after the migration.
- Document encountered issues and resolutions.
- Assess risks, make informed decisions, and drive timely resolution of issues that may impact project success.
- Escalate issues appropriately and provide recommendations to support successful migration outcomes.
- Manage multiple migration activities simultaneously while maintaining accuracy, quality, and attention to detail.

Required Skills & Qualifications

- Deep understanding of VoIP, SIP, PBXs and UCaaS/CCaaS platforms.
- Strong technical knowledge working with On-Premises Voice, UC & CC systems from Cisco, Avaya, Mitel, Communication Platforms like Cisco BroadWorks, Metaswitch, and Cloud based UCaaS/CCaaS solutions from Cisco Webex,



Microsoft Teams and RingCentral.
- Setting up and managing devices and software, such as Session Border Controllers (SBCs), to connect the UCaaS/CCaaS platform with other services.
- Hands-on expertise creating user profiles, device provisioning, registration and firmware management for UC/CC and UCaaS/CCaaS environments.
- Experience provisioning, migrating, and troubleshooting UC users, collaboration services, with major UCaaS vendors.
- Experience migrating contact centre environments, including agent/queue setup, workflow migration, reporting, and third-party integrations.
- Demonstrated scripting and automation skills using PowerShell, Python, REST APIs for user, device, and agent provisioning/migration.
- Comfortable using command-line tools and interfaces in Windows Command Prompt/PowerShell and macOS Terminal environments.
- Demonstrated ability to follow and execute established operational processes and workflow procedures.
- Proven customer-facing experience, including leading technical calls and customer discussions.
- Solid troubleshooting, analytical, and problem-solving capabilities.
- Ability to manage competing priorities and perform effectively in a fast-paced environment.
- Excellent verbal and written communication skills.
- Ability to influence outcomes and effectively overcome customer objections.
- Strong collaboration skills with a team-first mindset.
- Sound judgment and the ability to make difficult decisions under pressure.
- Strong documentation skills for procedures, challenges, and resolutions.

Preferred Qualifications

- Experience with BroadWorks is preferred.
- Background in Network Engineering or equivalent networking experience.
- Experience supporting telecommunications, unified communications, or cloud migration initiatives.
- Knowledge of voice, networking, and enterprise communication technologies.
- Preferred Certifications
- Microsoft Certified: Teams Voice Engineer Associate
- Cisco Certified Specialist Collaboration
- Contact centre platform specialist certifications (Genesys, Avaya, Cisco)

Key Competencies

- Customer Focus
- Technical Leadership
- Decision Making
- Problem Solving
- Communication & Presentation Skills
- Adaptability & Multitasking
- Collaboration & Teamwork
- Accountability & Ownership

📌 Unified Communications (UC) Migration Engineer (Chennai)
🏢 tekVizion
📍 Chennai