Job Description

Telecommunications Admin (Full Time, Contract-to-Hire;5x Onsite in Johns Creek, Georgia)

Optomi, in partnership with one of our clients, is seeking a highly skilled Telecommunications Admin with strong Microsoft Teams Voice experience to support and operate the organization’s enterprise voice environment. This role focuses on administering Teams Voice across multiple locations, executing migrations from legacy phone systems, managing number porting, auto attendants, call queues, E911, and supporting IP phones and SIP devices. The role also includes supporting corporate mobile devices, coordinating with carriers such as AT&T and Verizon, and resolving telephony issues in a collaborative, onsite environment where reliability and customer service are key.

Responsibilities:

• Administer, support, and optimize Microsoft Teams Voice across corporate and field locations
• Lead and support telephony migrations and cutovers from legacy phone systems, including number porting and deployment activities
• Configure and maintain auto attendants, call queues, E911, IP phones, and SIP/paging devices to ensure reliable voice services
• Troubleshoot, monitor, and resolve telecommunications issues and outages, ensuring stable performance
• Support corporate mobile devices and fleet tablets, including activations, deactivations, reporting, and basic MDM coordination
• Manage carrier and vendor relationships (AT&T, Verizon) and handle telephony-related tickets and changes through ServiceNow

Apply today if your background includes:

• 3+ years of hands-on Microsoft Teams Voice experience, including administration and production support
• Proven experience executing telephony migrations from legacy phone systems (RingCentral, POTS, or other VoIP platforms) to Teams Voice
• 5+ years of overall telecommunications or VoIP experience supporting enterprise voice environments
• Experience supporting Office 365 and Microsoft Teams Admin Center in a corporate setting
• Hands-on experience supporting corporate mobile devices and fleet tablets, including carrier coordination
• Working knowledge of telephony fundamentals such as QoS, VoIP networking, and SIP concepts

Job Tags

Similar Jobs