Senior VoIP Engineer – relocation to Spain or Germany

About Diabolocom

Diabolocom offers cloud-based contact center solutions, enhancing customer interactions with AI technologies. Operating globally with 350+ clients in 60+ countries, we ensure premium voice quality and integrate seamlessly with leading CRMs for real-time analytics.

Position

Join our 10+ member infrastructure team to manage our global VoIP network, supporting enterprise customers in 60+ countries. You'll help design, deploy, and maintain our VoIP infrastructure for top-tier voice quality and availability, focusing on scalability, redundancy, automation, and monitoring.

Main Mission

• Design and build a high-performance, automated voice network
• Manage SIP interconnections with global operators
• Monitor and troubleshoot voice reachability and quality
• Develop tools for task automation and team interfaces

Your qualification

• Expertise in VoIP and a passion for technology
• Proficiency in VoIP protocols (SIP, (S)RTP, WebRTC)
• Skills in scripting (Shell, Python, Golang), automation (Ansible), and monitoring (netdata, Prometheus, Grafana)
• Experience with Open Source Software: Kamailio, Freeswitch, Oracle SBC, openSIPS, Asterisk
• Fluent in English, strong interpersonal skills, data-driven

What we offer

• Multicultural environment in 8 countries: France, Germany, Spain, USA, UAE, Brazil, UK, and Italy
• Fast-paced, high-load cloud sector
• Opportunities for growth and learning
• Great work atmosphere and regular team building events

Additional details

Recruitment Process

1. Technical test

2. Call with Talent Acquisition Manager

3. Tech interview with VoIP team

4. Interview with CTO

5. Call with COO and Ops Team