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Network Engineer

HTC Global ServicesColumbia, MO🇺🇸United StatesPosted 24 Aug 2026

Quick Overview

Seniority
Mid Senior
Work mode
On Site
Location
Columbia, MO, United States
Posted
Yesterday

Job Description

Job Title : Lead Telephony Network Engineer (Avaya VoIP) onsite

Overview / Summary

We are seeking an experienced Telephony Network Engineer to provide operational and advanced administration of enterprise telephony and unified communications systems. This role supports day-to-day operations, leads technical telephony projects, maintains voice infrastructure, and serves as the primary escalation point for complex telephony issues.

Key Responsibilities

  • Administer enterprise telephony, voicemail, IVR, conference, safety device, and unified communications services.

  • Respond to move, add, change, and disconnect requests while maintaining accurate E911 location information.

  • Create technical documentation, knowledge base articles, and detailed work records.

  • Lead technical tasks for telephony network maintenance and infrastructure improvements.

  • Research, design, configure, install, and maintain telephony hardware, media gateways, telephones, and related equipment.

  • Perform quality assurance testing and develop technical standards, processes, and configuration documentation.

  • Coordinate with vendors for circuit provisioning and outage resolution.

  • Analyze and troubleshoot vector routing, ARS routing tables, route patterns, voice quality, and call routing issues.

  • Provide engineer-level support for enterprise telephony and unified communications systems.

  • Resolve incident tickets and coordinate cross-functional teams during service outages.

  • Identify automation opportunities to improve operational efficiency and service resiliency.

  • Monitor telephony and network systems to maximize uptime and maintain accurate system diagrams and documentation.

  • Follow incident management and change management processes.

Required Qualifications

  • Bachelor s degree or equivalent work experience.

  • 2+ years of experience with Avaya on-premise PBX systems.

  • 2+ years of experience administering VoIP and unified communications platforms.

  • 2+ years of experience with SIP, RTP, QoS, dial plans, call routing, and voice gateway technologies.

  • 2+ years of experience troubleshooting voice quality, carrier connectivity, call routing, and E911 services.

  • 2+ years of experience with telecommunications infrastructure, including voice circuits, session border controllers (SBCs), and PSTN integration.

  • Strong knowledge of telephone network services and telephone network design.

  • Advanced systems administration knowledge and strong communication skills with the ability to manage multiple priorities.

Preferred Qualifications

  • Experience designing, implementing, and supporting enterprise cloud-based telephony solutions, including migrations from on-premises telephony platforms to cloud-based services.

What Makes HTC A Great Place To Build Your Future

HTC Global Services wants you to join our team. Come build new things with us and advance your career. At HTC Global, you ll collaborate with experts, work alongside clients, and be part of high-performing teams driving success together. You ll have long-term opportunities to grow your career and develop skills in the latest emerging technologies.

At HTC Global Services, our employees have access to a comprehensive benefits package. Benefits can include Group Health (Medical, Dental, and Vision), Paid Time Off, Paid Holidays, 401(k) matching, Group Life and Disability insurance, Professional Development opportunities, Wellness programs, and a variety of other perks.

Our success as a company is built on inclusion and diversity. HTC Global Services is committed to providing a workplace free from discrimination and harassment, where every employee is treated with dignity and respect. We celebrate differences and believe that diverse cultures, perspectives, and skills drive innovation and success. HTC is an Equal Opportunity Employer and a proud National Minority Supplier. We seek to empower each individual, fostering an environment where everyone feels valued, included, and respected.

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