Jobs and Careers
CO

Voice Systems Engineer

Corewell Health
Southfield, United Statesfull_timeVerifiedPosted 20 Feb 2026

About the role

Job Summary

The Voice Systems Engineer will be responsible for designing, implementing, and supporting enterprise voice and unified communications solutions across Avaya and Cisco platforms. This role ensures reliable, secure, and high-performing telecommunication services for the organization. Key duties include managing Avaya Communication Manager, Session Manager, and related systems, as well as Cisco Unified Communications Manager (CUCM), Unity Connection, and voice gateways. The engineer will handle system upgrades, troubleshoot complex voice, and network issues, configure SIP trunks and SBCs, and optimize performance for VoIP and collaboration tools. Additional responsibilities include integrating voice systems with network infrastructure, maintaining compliance with security standards, and creating technical documentation for operational support.

Essential Functions

  • Design, implement, and maintain Avaya and Cisco voice and unified communications systems, including Avaya Communication Manager, Session Manager, System Manager, and Cisco Unified Communications Manager (CUCM), Unity Connection, and voice gateways.
  • Configure and manage SIP trunks, Session Border Controllers (SBCs), and VoIP protocols (SIP, H.323) to ensure secure and reliable voice connectivity.
  • Perform system upgrades, patches, and migrations for both Avaya and Cisco platforms while minimizing downtime and ensuring compliance with organizational standards.
  • Troubleshoot and resolve complex voice and network issues, including call quality, latency, jitter, and packet loss, using diagnostic tools and logs.
  • Integrate voice systems with network infrastructure, ensuring proper QoS configurations and compatibility with enterprise networking standards.
  • Monitor system performance and capacity, proactively identifying and addressing potential issues to maintain high availability and reliability.
  • Develop and maintain technical documentation, including system diagrams, configuration guides, and operational procedures for both platforms.
  • Collaborate with cross-functional teams (network, security, and application teams) to support projects, deployments, and incident resolution.
  • Provide technical support and knowledge transfer to internal teams, ensuring smooth operations and adherence to best practices.
  • Stay current with emerging technologies and vendor updates for Avaya and Cisco solutions, recommending improvements and enhancements as needed.

Qualifications

Required

  • Associate's Degree or equivalent
  • 2 years of hands-on experience designing, implementing, and supporting Avaya and Cisco voice systems in enterprise environments
  • Experience handling system upgrades and migrations across Avaya and Cisco platforms
  • Experience troubleshooting complex voice/network issues (call quality, latency, jitter, packet loss, etc.)
  • Experience collaborating on projects with network, security, and application teams
  • Willing to support an on-call rotation outside of normal business hours once every 11 weeks

Preferred

  • Bachelor's Degree

About Corewell Health

As a team member at Corewell Health, you will play an essential role in delivering personalized health care to our patients, members and our communities. We are committed to cultivating and investing in YOU. Our top-notch teams are comprised of collaborators, leaders and innovators that continue to build on one shared mission statement - to improve health, instill humanity and inspire hope. Join a nationally recognized health system with an ambitious vision of continued advancement and excellence.

How Corewell Health cares for you

  • Comprehensive benefits package to meet your financial, health, and work/life balance goals. Learn more here.

  • On-demand pay program powered by Payactiv

  • Discounts directory with deals on the things that matter to you, like restaurants, phone plans, spas, and more!

  • Optional identity theft protection, home and auto insurance, pet insurance

  • Traditional and Roth retirement options with service contribution and match savings

  • Eligibility for benefits is determined by employment type and status

Primary Location

SITE - Corewell Health Southfield Center - 26901 Beaumont Blvd

Department Name

Voice Engineering - Corporate

Employment Type

Full time

Shift

Day (United States of America)

Weekly Scheduled Hours

40

Hours of Work

8:00 a.m. to 5:00 p.m.

Days Worked

Monday to Friday

Weekend Frequenc

Apply for this role

Generate a tailored application kit with a matched cover letter, interview prep, and CV highlights — in under 60 seconds.

Apply Now →Generate Application Kit

Free account required — sign up in 30s

Company

Corewell Health

View company profile →