Team Lead Unified Communications & Collaboration Engineers

Req ID: 359839

NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now.

We are currently seeking a Team Lead Unified Communications & Collaboration Engineers to join our team in Noida, Uttar Pradesh (IN-UP), India (IN).

Role Summary

Responsible for the design, implementation, and support of enterprise voice and collaboration solutions, focusing on Microsoft Teams, Audiocodes SBC (including OVOC), VoIP backbone, managed phones, and ATA devices. Ensures high availability, security, and optimal performance of unified communications services.

Key Roles & Responsibilities

Design, deploy, and maintain Microsoft Teams and voice solutions, including integration with Audiocodes SBCs and OVOC management.

Manage and support the VoIP backbone, ensuring seamless connectivity between on-premises and cloud telephony systems.

Provision, configure, and troubleshoot managed phones and ATA devices.

Monitor system health, conduct root cause analysis, and resolve incidents.

Collaborate with internal Teams and vendors.

Maintain documentation and ensure compliance.

Mentor junior team members.

Knowledge Skills & Attributes

Proven experience with Microsoft Teams, Audiocodes SBCs (Mediant series), and OVOC.

Strong understanding of VoIP backbone architecture, SIP trunking, and PSTN integration.

Experience with managed phones and ATA devices.

Excellent troubleshooting and communication skills.

Academic Qualifications & Certifications

Microsoft Teams Administrator Associate (preferred).

Audiocodes Certified Professional (desirable).

Required Experience

7+ years in unified communications or voice engineering roles.

Experience with enterprise-scale deployments and troubleshooting.

Technical Expertise

Microsoft Teams (Phone system, Direct Routing).

Audiocodes SBCs & OVOC.

VoIP backbone.

Managed phones & ATA devices.

Scripting (PowerShell desirable).

About NTT DATA

NTT DATA is a $30 billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world's leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. our consulting and Industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners. NTT DATA is a part of NTT Group, which invests over $3 billion each year in R&D.

Whenever possible, we hire locally to NTT DATA offices or client sites. This ensures we can provide timely and effective support tailored to each client’s needs. While many positions offer remote or hybrid work options, these arrangements are subject to change based on client requirements. For employees near an NTT DATA office or client site, in-office attendance may be required for meetings or events, depending on business needs. At NTT DATA, we are committed to staying flexible and meeting the evolving needs of both our clients and employees. NTT DATA recruiters will never ask for payment or banking information and will only use @nttdata.com and @talent.nttdataservices.com email addresses. If you are requested to provide payment or disclose banking information, please submit a contact us form,

NTT DATA endeavors to make accessible to any and all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process, please contact us at .  This contact information is for accommodation requests only and cannot be used to inquire about the status of applications. NTT DATA is an equal opportunity employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status. For our EEO Policy Statement, please click here . If you'd like more information on your EEO rights under the law, please click here . For Pay Transparency information, please click here .