Voip Network Engineer in NIGERIA

At FroggyTalk, we help migrants stay connected with their loved ones through affordable, reliable, and easy-to-use international calling services. Our mission is to bridge the distance between families and communities, making communication seamless—no matter where in the world they are.

We are looking for a Telecom Infrastructure Engineer to join our team and take ownership of our telephony infrastructure. If you have expertise in Asterisk, A2Billing, FreePBX, and VOIP technologies, and want to play a key role in optimizing and scaling a high-impact communication platform, this role is for you.

• Manage and optimize VOIP infrastructure – Configure, maintain, and enhance Asterisk-based systems, including FreePBX and related technologies.
• A2Billing integration – Configure and troubleshoot A2Billing for prepaid/postpaid billing, call routing, and invoicing.
• Monitor and analyze performance – Ensure high call quality, system efficiency, and smooth operations.
• Troubleshoot and resolve VOIP issues – Provide hands-on technical support to minimize downtime and enhance user experience.
• Improve scalability & reliability – Assist in scaling the telephony infrastructure to accommodate growing demand.
• Enhance security & compliance – Implement best practices for firewall configurations, SIP security, and data protection.

• 4+ years of experience in the telecommunications industry
• Strong expertise in Asterisk, FreePBX, A2Billing, and other VOIP-related technologies
• Solid understanding of VOIP protocols (SIP, RTP, IAX) and telephony systems
• Proficiency in Linux environments (CentOS/Ubuntu preferred)
• Experience in system optimization, performance tuning, and troubleshooting VOIP issues
• Knowledge of telephony billing systems, including prepaid/postpaid models and A2Billing integration
• Ability to solve complex technical challenges in telephony infrastructure
• Familiarity with other VOIP systems and billing platforms is a plus

• Remote-first work environment – Work from anywhere with flexible hours.
• Collaborative & supportive team – Be part of a fast-growing, mission-driven startup.
• Competitive salary & performance-based incentives
• Direct impact – Help shape the future of an innovative communication platform.

Send your resume and a cover letter to info@froggytalk.com with the subject line: VOIP Engineer Application.

We look forward to hearing from you!