Telecommunications Administrator

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Job Title: Telecommunications Administrator

Location: Nashik, India

Employment Type: Full-time

Experience Required: 3 to 5 Years

The Job

The Telecommunications Administrator is responsible for the day-to-day operations, maintenance, and support of our global voice communication systems. This role focuses on ensuring high-quality connectivity across our international offices by managing a hybrid environment consisting of Avaya Aura and Microsoft Teams Phone System. You will work closely with the Senior Infrastructure team to implement upgrades, resolve complex tickets, and ensure a seamless user experience for our global workforce.

Key responsibilities

System Administration: Perform daily administrative tasks within Avaya Communication Manager and Microsoft Teams Admin Center, including user provisioning, extension management, and voicemail configuration.

Hybrid Support: Assist in maintaining Direct Routing and Operator Connect configurations to ensure interoperability between legacy PBX and Microsoft Teams.

Endpoint Management: Deploy and troubleshoot global endpoints, including SIP desk phones, conference room systems, and softphone clients across various OS platforms.

Incident Resolution: Act as the Tier 2/3 escalation point for voice-related issues, troubleshooting call routing, audio quality (jitter/latency), and connectivity failures.

Global Moves & Changes: Execute MACD (Move, Add, Change, Delete) requests for users across multiple time zones, ensuring local compliance and numbering plan consistency.

Monitoring & Reporting: Use tools like Avaya Aura System Manager and Teams Call Quality Dashboard (CQD) to monitor system health and generate monthly usage reports.

Documentation: Maintain accurate records of global circuit IDs, hardware inventory, and internal "How-To" guides for the IT Service Desk.

Essential requirements

Platform Proficiency: Practical experience with Avaya Aura 7.x/8.x and the Microsoft Teams Admin Center (TAC).

Voice Protocols: Solid understanding of SIP signaling (INVITE, BYE, CANCEL) and troubleshooting via SIP ladder diagrams.

Networking Fundamentals: Strong knowledge of DHCP (Options 242/176), DNS, VLANs, and IP addressing for voice endpoints.

Voice Quality (QoS): Understanding of Layer 3 DSCP and Layer 2 CoS markings to prioritize voice traffic.

Diagnostic Tools: Ability to use Wireshark or similar packet capture tools to analyze RTP streams and signaling issues.

Automation: Working knowledge of PowerShell for bulk user provisioning and Teams policy management.

Codec Knowledge: Understanding of audio codecs (G.711, G.729, OPUS) and their impact on network bandwidth.

Desired skills

Advanced SBC Knowledge: Ability to configure Header Manipulation Rules and complex routing tables on AudioCodes or Ribbon hardware.

Meeting Room Technology: Experience managing Microsoft Teams Rooms (MTR) on Windows and Android.

Security: Knowledge of TLS/SRTP encryption for voice and managing digital certificates for secure SIP trunks.

Cloud Ecosystems: Familiarity with Azure AD (Entra ID) and its role in licensing and conditional access for voice users.

Compliance: Knowledge of international emergency services (E911) and regional regulatory requirements for PSTN.

Experiance & Education

Years of Experience: 3–5 years of dedicated experience in telecommunications or network administration.

Project Experience: Involvement in at least one major migration (e.g., Legacy PBX to VoIP or Avaya to Teams).

Education: Bachelor’s degree in IT, Computer Science, or Telecommunications (or equivalent experience).

Preferred Certifications:

Microsoft 365 Certified: Teams Administrator Associate (MS-700).

Avaya Certified Implementation Specialist (ACIS).

CCNA or CompTIA Network+.

RIB may require all successful applicants to undergo and pass a comprehensive background check before they start employment. Background checks will be conducted in accordance with local laws and may, subject to those laws, include proof of educational attainment, employment history verification, proof of work authorization, criminal records, identity verification, credit check. Certain positions dealing with sensitive and/or third party personal data may involve additional background check criteria.

RIB is an Equal Opportunity Employer. We are committed to being an exemplary employer with an inclusive culture, developing a workplace environment where all our employees are treated with dignity and respect. We value diversity and the expertise that people from different backgrounds bring to our business.

Come and join RIB to create the transformative technology that enables our customers to build a better world.