We at NJTECH are focused on hiring highly skilled professionals who are excited by the opportunity to make a true impact on their careers as well as on our clients' business. We power our clients success and drive our consultants career growth.
We are seeking an experienced and outstanding Microsoft Telephony Engineer (Teams Voice & Migration Specialist) for one of our esteemed clients.
Microsoft Telephony Engineer (Teams Voice & Migration Specialist)
Role Summary
This position focuses on planning, implementing, and supporting Microsoft Teams telephony solutions, with a strong emphasis on migrations from legacy systems like Skype for Business, Cisco, or on-prem PBX to Teams Phone. You will lead voice migrations, configure PSTN connectivity, and ensure seamless telephony operations for enterprise clients.
Key Responsibilities
- Lead end-to-end migrations of telephony systems to Microsoft Teams Phone, including number porting, user migrations, auto-attendants, and call queues.
- Design and deploy Teams Phone configurations: Direct Routing, Operator Connect, Microsoft Calling Plans, Session Border Controllers (SBCs), and Teams-certified devices.
- Plan and execute migrations from Skype for Business or legacy telephony (e.g., Cisco UCCE, AVAYA) to Teams, handling coexistence, hybrid setups, and cutover strategies.
- Troubleshoot voice issues using SIP protocols, Call Quality Dashboard, PowerShell scripting, and network optimization (QoS, ExpressRoute).
- Collaborate with clients, vendors, and teams to translate business needs into technical architectures for voice, collaboration, and compliance.
- Provide post-migration support, monitoring, and optimization for audio/video conferencing, voicemail, and integrations (e.g., contact centers like Genesys).
Required Skills & Experience
- 4+ years in telephony engineering, Microsoft 365/Teams administration, and cloud migrations.
- Expertise in Teams Phone System, PSTN connectivity (Direct Routing/SBCs like AudioCodes/Ribbon), and voice features (call queues, auto-attendants, hunt groups).
- Proven migration experience: Hybrid identity (Azure AD/Entra), Exchange/Skype coexistence, PowerShell for bulk provisioning.
- Strong knowledge of Microsoft 365 ecosystem (Teams, Exchange Online, Intune), networking (SIP, QoS), and security (DLP, conditional access).
- Experience with tools: Azure AD Connect, third-party migration tools (BitTitan, Quest), Teams Admin Center.
Preferred Qualifications
- Microsoft certifications: MS-700 (Managing Teams), MS-720 (Teams Voice Engineer), MS-102 (M365 Admin), SC-300 (Identity).
- Bachelor's in IT/Computer Science or equivalent; telecom background a plus.
- Excellent communication for client-facing work and stakeholder management.
NJTECH is an equal opportunity employer. All applicants will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran or disability status.
NJTECH is a globally managed IT service, IT consulting and Business solutions partner. Our "High Performance Business" strategy builds our expertise in technology and consulting. Our offshore consulting plays a major role in helping clients to achieve their objectives in the highest level; ultimately creating sustainable value to customers. Come, transform your career with us and be a part of our high-performing team.
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