Senior Voice Engineer (VoIP and SBC)

Asiatel Outsourcing; Metro Manila; On-site; PHP 900,000 - 1,300,000; Full time

Job summary

Asiatel Outsourcing in the Philippines seeks a Senior Voice Engineer to manage SBC/VoIP infrastructure, ensuring secure, stable and high-quality voice traffic across global interconnections.

The role requires hands-on SIP/RTP, NOC operations experience, and the ability to troubleshoot live networks. Based onsite at Ortigas Center, Pasig City, the position offers growth into senior technical or NOC leadership as the company expands.

Qualifications

• Strong hands-on experience with VoIP and SBC technologies including SIP/RTP.
• Background in NOC operations within telecom/VoIP/wholesale carrier environments.
• Ability to troubleshoot complex voice and signaling issues in live networks.
• Experience with FreeSWITCH or Asterisk and familiarity with ASTPP is a plus.
• Solid English communication and collaboration across teams.

Responsibilities

• Configure, manage, and troubleshoot SBC and VoIP infrastructure for quality traffic.
• Monitor call routing, traffic, and network health across softswitch platforms.
• Update routing to optimize quality, efficiency, and cost.
• Test and maintain carrier interconnections with partners.
• Perform QA for new routes and carriers before production release.
• Handle tickets and SLAs; resolve issues promptly.
• Investigate call quality issues, routing failures, and traffic anomalies.
• Collaborate with Account Management and Operations on escalations.
• Coordinate with NOC teams to keep regional service quality consistent.
• Proactively identify risks and opportunities for network optimization.

Skills

VoIP engineering

SBC technologies

NOC operations

SIP RTP protocols

Troubleshooting live networks

Education

Electronics Engineering degree

Computer Engineering degree

Telecommunications degree

Tools

FreeSWITCH

Asterisk

ASTPP

Linux

SQL

Job description

Asiatel Outsourcing is the first Philippine-founded outsourcing company listed on the TSX Venture Exchange. As we continue to experience exceptional growth, we are looking for top-tier talent to join our dynamic team. We remain committed to fostering a culture of excellence, innovation, and career growth.

We are seeking a highly capable Senior Voice Engineer with strong expertise in VoIP and Session Border Controller (SBC) technologies. This role supports a global wholesale carrier delivering international traffic transit and termination services. You will be responsible for maintaining network stability, call quality, and service reliability across multiple global interconnections.

This position is designed for a mid to senior-level professional who can work independently, take ownership of technical operations, and proactively drive improvements. The role also offers the opportunity to grow into a future technical or NOC leadership position as the organization continues to expand.

Company Address: Hanston Square Building, San Miguel Avenue, Ortigas, Pasig City

Job Key Responsibilities:

• Configure, manage, and troubleshoot SBC and VoIP infrastructure to ensure secure, stable, and high-quality voice traffic

• Monitor call traffic, routing performance, and overall network health across softswitch platforms

• Update and optimize routing to maintain quality, efficiency, and cost effectiveness

• Initiate, test, and maintain carrier interconnections, including joint testing and technical validation

• Perform testing and quality assurance for new routes and carriers prior to production release

• Handle incoming and outgoing trouble tickets, ensuring timely resolution within defined SLAs

• Investigate call quality issues, routing failures, and traffic anomalies, including potential fraud indicators

• Collaborate with internal teams such as Account Management and Operations to support technical escalations and service requests

• Coordinate with other NOC teams to maintain consistent service quality across regions

• Proactively identify risks, recurring issues, and opportunities for network optimization

Job Qualifications, Requirements & Competencies:

• Strong hands-on experience with VoIP and SBC technologies, including SIP and RTP protocols

• Solid background in NOC operations within a telecom, VoIP, or wholesale carrier environment

• Proven ability to troubleshoot complex voice and signaling issues independently in a live network

• Experience with softswitch platforms such as FreeSWITCH or Asterisk

• Knowledge of ASTPP billing and routing systems is an advantage

• Working knowledge of Linux environments and basic database or SQL concepts

• Degree or diploma in Electronics Engineering, Computer Engineering, Telecommunications, or a related field

• Strong English communication skills with the ability to collaborate effectively across technical and non-technical teams

• Willingness to work on a shifting schedule and be based onsite at Ortigas Center, Pasig City