PressOne Africa is an early-stage startup helping entrepreneurs retain their customers, through a centralised voice communication platform. We are on a mission to help entrepreneurs across Africa build more customer-centric businesses. With our business phone systems, entrepreneurs, no matter the size of their business, can handle customer communication like global brands.

We are recruiting to fill the position below:

Job Title: VOIP Infrastructure Support Engineer

Location: Lagos
Job type: Full time

Job Overview

• We are seeking an Infrastructure Support Engineer to join our dynamic team. In this role, you will be responsible for maintaining and optimizing our IT infrastructure, ensuring system reliability and performance.
• The ideal candidate will troubleshoot and resolve hardware and software issues, manage network configurations, and provide technical support to internal teams.
• This role requires strong analytical skills, excellent communication abilities, and a deep understanding of network and server management.
• Your expertise will be crucial in ensuring the seamless operation of our IT environment and supporting our business objectives.

Key Responsibilities

• Interfacing with customers to fix all network and VoIP related issues
• Assist in the design, deployment, and management of VoIP systems (FreeSWITCH, Open-sips, Kamailio etc.).
• Monitor and troubleshoot SIP trunks, ensuring optimal call quality and network performance.
• Collaborate on the configuration and maintenance of SIP servers, including setting up call routes, extensions, and IVRs.
• Support other engineers with their VoIP related deliverables
• Support the integration of VoIP systems with customer relationship management (CRM) platforms.
• Perform daily operations, including managing call queues, call routing, and troubleshooting inbound and outbound call issues.
• Work with network teams to configure firewalls, QoS, and ensure proper NAT traversal for VoIP services.
• Assist in the development and documentation of scalable VoIP infrastructure designs.
• Collaborate with senior engineers to implement solutions for international telco billing and call routing based on originating and destination countries.
• Perform regular performance analysis, debugging, and fine-tuning of VoIP and network systems to improve call reliability.
• Assist with upgrades, maintenance, and patch management for VoIP systems.
• Ensure security of VoIP systems by working on encryption, SIP authentication, and compliance with industry standards.
• Maintain high availability of systems by responding to and resolving incidents quickly and efficiently.

Requirements
What You Should Have:

• Bachelor’s Degree in Information Technology, Computer Science, Telecommunications, or a related field (or equivalent experience).
• Minimum 4 years of experience working with VoIP technologies (SIP, RTP, FreeSWITCH, Open-sips, Kamailio etc.)
• Strong understanding of SIP protocols, PBX systems, and SIP trunk configuration.
• Experience with CRM integrations (e.g., Salesforce, HubSpot, or custom CRMs).
• Solid understanding of networking concepts including TCP/IP, VPN, NAT, firewall configurations, and QoS.
• Familiarity with CLI scripting and automation to streamline VoIP operations.
• Knowledge of call center software and solutions.
• Experience in troubleshooting call quality issues (jitter, latency, packet loss) using tools like RTCP, Wire shark, etc.
• Familiarity with international telco billing solutions and dynamic routing.

Who You Are:

• Detail-Oriented Problem Solver: You have excellent problem-solving skills with a strong attention to detail.
• Independent and Collaborative Worker: You can work both independently and as part of a team.
• Effective Communicator: You possess strong communication skills for technical documentation and collaboration with cross-functional teams.
• Multi-Tasking Pro: You have the ability to handle multiple projects and meet deadlines.

Why PressOne Africa?

• Impact: Make a real difference in the lives of entrepreneurs across Africa by building the communication infrastructure of the future.
• Growth: Be part of a fast-growing company with opportunities for professional development.
• Culture: You’ll join a collaborative and inclusive team that is obsessed with delighting customers.
• Benefits: We offer competitive compensation, comprehensive benefits, and the opportunity to be part of something truly meaningful

Application Closing Date
Not Specified.