MS Unified Communications Engineer (L2)

Make an impact with NTT DATA
Join a company that is pushing the boundaries of what is possible. We are renowned for our technical excellence and leading innovations and for making a difference to our clients and society. Our workplace embraces diversity and inclusion its a place where you can grow belong and thrive.

Your day at NTT DATA
As a Cross Technology Managed Services Engineer (L2) at NTT DATA you will provide operational (BAU) support for missioncritical communication and operational technology (OT) systems supporting critical communications operation.

The role ensures high availability safety compliance and operational resilience of communication systems used for process control telemetry safety systems and emergency response across onshore and offshore assets.

Responsibilities

• Deploy configure and maintain Polycom Cisco Unified Communications systems including CUCM (Cisco Unified Communications Manager) Cisco Contract Center Cisco Webex and Voice Recording.

• Manage and support Cisco voice gateways session border controllers (SBCs) and IP telephony endpoints (phones video devices).

• Implement and troubleshoot VoIP protocols: SIP H.323 MGCP SCCP.

• Monitor UC system performance perform capacity planning and maintain high availability.

• Perform software upgrades patches and backups of UC systems.

• Integrate UC with other infrastructure (Active Directory DNS Certificates Network).

• Work closely with network security and operations teams to ensure QoS redundancy and security of voice traffic.

• Develop and maintain documentation: dial plans call flow diagrams run-books and procedures.

• Provide training and support to users and junior engineers.

• Participate in UC-related projects: migrations voice-data convergence UC-cloud integration etc.

Qualifications & Skills:

• Bachelors degree in Computer Science Information Technology Telecommunications or equivalent work experience.

• Minimum 3 years of hands-on experience with Polycom Cisco UC technologies (CUCM UCCX Webex voice recording etc.).

• Strong knowledge of VoIP protocols: SIP H.323 MGCP SCCP.

• Experience with Cisco voice gateways SBCs and integrated dial-plan design.

• Solid understanding of networking (routing switching) and how it applies to voice (QoS VLAN NAT).

• Experience with clustering redundancy and fault tolerance in UC infrastructure.

• Proficiency in UC system monitoring and troubleshooting tools (e.g. RTMT logs).

• Certifications are an advantage: CCNP Collaboration or equivalent.

• Good communication skills (English) documentation and planning abilities.

• Ability to work with cross-functional teams escalate issues and manage projects.

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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 worlds 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 part of NTT Group which invests over $3 billion each year in R&D.

Equal Opportunity Employer
NTT DATA is proud to be an Equal Opportunity Employer with a global culture that embraces diversity. We are committed to providing an environment free of unfair discrimination and harassment. We do not discriminate based on age race colour gender sexual orientation religion nationality disability pregnancy marital status veteran status or any other protected category. Join our growing global team and accelerate your career with us. Apply today.

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