Senior Telecom Engineer – Cloud Voice & UCaaS Lead

Oldcastlebuildingenvelope; Dallas (TX); On-site; USD 120,000 - 170,000; Full time

Benefits offered by this job

Competitive benefits

Work-life balance

Performance-based pay

Training opportunities

Job summary

Oldcastle BuildingEnvelope in Dallas, TX is seeking a Telecom Engineer to lead and manage enterprise voice, unified communications, contact center, and telecom services across the company. This role partners with IT and business teams to ensure secure, scalable communications.

You will migrate legacy voice systems to cloud platforms such as 8x8, manage SIP trunks, QoS, and ensure seamless operations for manufacturing sites and offices.

Qualifications

• 8+ years of experience in enterprise telecommunications, unified communications, contact centers, or voice engineering.
• 3+ years of leadership experience managing telecom personnel, vendors, contractors, or managed service providers.
• Experience supporting multi-site manufacturing or distributed enterprise environments.
• Proven experience leading telecom modernization and voice migration projects.

Responsibilities

• Lead enterprise telecom initiatives including cloud voice migrations, carrier transitions, contact center deployments, and site telecommunications projects.
• Develop and manage project plans, timelines, budgets, resources, risk mitigation strategies, and stakeholder communications.
• Coordinate efforts between vendors, carriers, managed service providers, business leaders, and IT teams.
• Track project milestones, dependencies, risks, and operational readiness.
• Deliver executive-level project updates and recommendations.
• Drive modernization initiatives that improve reliability, scalability, user experience, and operational efficiency.

Tools

8x8

Microsoft Teams Voice

Phone Number Porting

Mitel/ShoreTel

SIP-based Voice Solutions

SIP

RTP/SRTP

Session Border Controllers

Voice Codecs

QoS Design

Call Routing Architecture

Contact Center Technologies

Job description

Oldcastle BuildingEnvelope in Dallas, TX is seeking a Telecom Engineer to lead and manage enterprise voice, unified communications, contact center, and telecom services across the company. This role partners with IT and business teams to ensure secure, scalable communications.

You will migrate legacy voice systems to cloud platforms such as 8x8, manage SIP trunks, QoS, and ensure seamless operations for manufacturing sites and offices.