
Real job — pulled straight from A.C. Coy Company’s careers page · Verified September 16, 2026 · No reposts.
Job description
A.C. Coy Company is hiring a VoIP Engineer — a contract, based in Pittsburgh, PA role. Apply directly on A.C. Coy Company's careers page below.
VOIP ENGINEER - HYBRID
Location: Pittsburgh, PA, US
Employment Type: CONTRACTOR
Overview
Location: Hybrid in Pittsburgh, PA (3 days onsite, 2 days remote)
Job Type: Full Time - Contract Assignment
Work Authorization: No Sponsorship
The A.C.Coy Company has an immediate opening for a VoIP Engineer. Ideal candidates must have 5+ years of Cisco VoIP Engineer experience working in an enterprise size environment.
Responsibilities
The VoIP Engineer is responsible for daily server administration activities within the Voice-Over-IP platform. The successful candidate will be an experienced leader and technician in the space, and will have deep expertise in Cisco’s voice offerings. The VOIP Engineer will use their experience and expertise to work across teams to guide resolution of complex issues and provide subject matter input to designs.
- This role will work closely with the network team in daily operations and is responsible for level 3 incident and problem response, ensuring that SLAs are met, change management, patching, vulnerability management and day-to-day support of our Cisco technologies
- Serve as lead for assigned voice network development and software implementation projects; evaluate and assess client needs; identify and recommend allocation of resources including staff, equipment and materials; set task priorities
- Troubleshooting & Optimization: Execute L2/L3 support and perform root cause analysis for voice issues, addressing packet loss, jitter, and latency
- Work with internal network engineers to configure Cisco integrated service routers and multi layered switches to support voice operations
- Migration of on-prem VOIP environment to CISCO Webex calling
- System Deployment: Design and configure Cisco Unified Communications Manager (CUCM), Cisco Emergency Responder (CER), Cisco Unity Connection (CUC), and Session Border Controllers (CUBE / SBC)
- Call Routing & Dial Plans: Manage route patterns, translation rules, and calling search spaces to ensure reliable internal and external PSTN connectivity
- Create and maintain detailed documentation for voice solutions and deployments. This includes developing voice dial plans and documenting configurations and procedures
- Review, develop, and ensure compliance to standards for the voice network infrastructure system access, modification enhancement and replacement of system hardware and software
- Vendor Management: Coordinate with telecommunication carriers and third-party vendors for number porting and incident resolution
- Upgrades & Compliance: Oversee software patching, system backups, and firmware upgrades on Cisco voice gateways, phones, and servers
- Provide out of hours support, when required
Qualifications
Certifications:
- CCNP or higher
Requirements:
- Network Engineer in global organization - 5+ years of experience
- Technology Stack: CUCM, CER, CUC, UCCX (Cisco Unified Contact Center Express) and Expressway
- CISCO Webex Calling
- Protocols: SIP, H.323, MCGP, RTP
- Strong understanding of IP routing, switching and QoS (Quality of Service)
- Knowledge of enterprise data center and infrastructure environments
- Large project management experience
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Frequently asked questions
What is the seniority level for VoIP Engineer at A.C. Coy Company?
VoIP Engineer at A.C. Coy Company is a Senior level position.
How do I apply for VoIP Engineer at A.C. Coy Company?
You can view the full description and apply for VoIP Engineer at A.C. Coy Company on EchoJobs: https://echojobs.io/job/a-c-coy-company-voip-engineer-hybrid-9dqnj.