Posted Aug 20, 2026

Telecomm/VoIP Manager

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A Fortune 500® company, EMCOR Group, Inc. (NYSE: EME) is a leader in mechanical and electrical construction, industrial and energy infrastructure, and building services. EMCOR companies plan, install, operate, maintain, and protect the sophisticated and dynamic systems that create facility environments—such as electrical, mechanical, lighting, air conditioning, heating, security, fire protection, and power generation systems—in virtually every sector of the economy and for a diverse range of businesses, organizations, and government.

EMCOR Group, Inc. seeks a Telecomm/VoIP Manager to serve as the primary technical and project management resource for supporting, maintaining, and expanding the EMCOR OnPrem and Cloud VoIP infrastructure. Provide support and troubleshooting to EMCOR operating companies to ensure the reliability of systems that meet the needs of our business operations.

• Perform routine configuration changes and maintenance on the EMCOR VoIP Network to include PBXs, Session Border Controllers, and SIP Proxies
• Troubleshoot VoIP call quality and termination issues
• Submit, track and complete Local Number Portability (LNP) requests
• Manage circuit orders, moves, adds, changes, and disconnects of EMCOR Telecommunications circuits
• Prepare monthly intercompany statements for chargebacks to individual operating companies
• Provide technical support and guidance to operating company and business unit IT personnel
• Work with local IT resources and service providers to onboard new locations to the EMCOR VoIP network
• Initiate, manage and close out internal and service provider trouble tickets
• Research problems and evaluate solutions
• Assist in evaluation of best practices or new technologies, including Microsoft Teams calling, to ensure we are deploying the most reliable and efficient telephone network across the company
• Perform other duties or tasks as required

 

• At least 7 years of experience supporting Avaya Telephony Platforms (Communications Manager, IP Office, System/Session Manager, Avaya Session Border Controllers)
• In depth knowledge of SIP and H.323 Signaling protocols
• Demonstrated experience supporting an Enterprise SIP trunking infrastructure
• Knowledge of scripting to perform mass configuration changes and upgrades
• Experience with Local Number Portability and Telecom carrier management
• Proven project management experience for both new VoIP installations and upgrades
• Experience with virtual phone systems running on VMWare and Microsoft Teams calling is preferred
• Ability to learn new technologies quickly
• Ability to work independently

 

#emcor

As a leading provider of mechanical and electrical construction, facilities services, and energy infrastructure, we offer employees a competitive salary and benefits package and we are always looking for individuals with the talent and skills required to contribute to our continued growth and success. Equal Opportunity Employer/Veterans/Disabled

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EMCOR Group and its companies do not reach out to individuals to help with marketing or other similar services. If an individual is contacted for services outside of EMCOR’s normal application process – it is probably fraudulent.

As a leading provider of mechanical and electrical construction, facilities services, and energy infrastructure, we offer employees a competitive salary and benefits package and we are always looking for individuals with the talent and skills required to contribute to our continued growth and success. Equal Opportunity Employer/Veterans/Disabled

 

Compensation Range:  $105,000 -  $118,000

Other Compensation:  This position is bonus eligible.

 

Benefits: We are committed to providing employees a comprehensive benefits package which includes medical, dental, and vision coverage, along with health savings and flexible spending accounts, life insurance, disability, a 401(k) Savings Plan, College Coach and employee assistance program.

7+ years supporting Avaya telephony, deep SIP and H.323 knowledge, enterprise SIP trunking, scripting for mass configs, LNP and carrier management, and project management for VoIP installs/upgrades.

Key Responsibilities

Skills & Tools

Avaya Communications Manager, Avaya IP Office, Avaya System Manager, Avaya Session Border Controller, SIP, H.323, VMWare, Microsoft Teams

Job Details

Benefits

About EMCOR Group, Inc.

A provider of mechanical and electrical construction, facilities services, and energy infrastructure solutions for diverse sectors. — Industry: Construction