[Hiring] Core Network Lead @Airalo

Role Description

We are looking for a highly skilled, hands-on Technical Team Lead to lead the global build and technical integration of Full MVNO systems. In this role, you will lead a dedicated Build Team responsible for architecting, integrating, testing, and commissioning end-to-end Full MVNO capabilities across global markets.

Operating under a Build-to-Run model, you and your team will:

• Build new MVNO capabilities and host MNO integrations from the ground up.
• Execute rigorous testing and hand over stable, operational systems to a dedicated Run team after launch.

What You'll Do:

• Lead, mentor and manage a team of around five engineers and QA specialists.
• Own sprint planning, task allocation and technical reviews across concurrent global rollout streams.
• Establish engineering best practices, integration templates, automated testing strategy and technical handover standards.
• Lead technical integrations with host mobile network operators globally, across signalling, packet core, voice and messaging.
• Own the architecture and setup of Full MVNO core components, from the subscriber database (HSS/HLR) through packet core, signalling routing and messaging platforms.
• Direct implementation and troubleshooting across the signalling stack, including Diameter and SS7.
• Own end-to-end service readiness across data, voice and SMS.
• Design and validate mobile number portability routing in line with country-specific regulatory frameworks.
• Own regulatory compliance for each market, covering lawful interception and emergency service routing.
• Partner with QA on integration test plans, stress testing and acceptance testing.
• Drive Operational Readiness Reviews and clean documented handovers to the 24/7 Run team after launch.

Qualifications

• 5+ years hands-on in mobile core networks and Full MVNO integrations.
• 2+ years leading a team of engineers and/or QA specialists in an agile or delivery-focused environment.
• Strong working knowledge of both packet core and voice core.
• Expertise across the signalling stack, including Diameter, SS7 and SIP.
• Experience with messaging architecture and SMS routing.
• Proven experience delivering mobile number portability and lawful interception solutions.
• Strong delivery mindset across multiple concurrent rollout streams.

Nice to have

• Automation experience: CI/CD pipelines, infrastructure as code (Terraform, Ansible), containerisation (Docker, Kubernetes).
• Hands-on with core MVNO vendors such as Nokia, Ericsson, Mavenir, Oracle Communications, Cisco, Summa Networks, NetNumber or XIUS.
• Cloud-native or virtualised network functions on AWS, Azure, GCP or private cloud.
• Degree in telecommunications engineering, computer science, electrical engineering or similar.

Benefits

• Standby fees + overtime pay for on-call rotation.
• No on-call duties for your first 6 months.
• Guaranteed rest periods and flexible hours following night incidents.
• Rotations are split (Weekdays vs. Weekends) to minimize fatigue.

Salary

€76,800 - €110,400 a year. The range reflects the full salary range for this role across the countries where it's available:

• UK: £89,600 – £128,800
• Ireland: €76,800 – €110,400
• Western & Southern Europe: €50,800 – €116,117
• Central, Eastern Europe & Caucasus: €53,851 – €88,291

On-Call

Participating in our on-call rotation is a core expectation of this role. It's essential for maintaining 24/7 service reliability across our global operations.

Before You Hit Apply

By applying, you acknowledge and agree that, in case of successful application, Airalo may request to run background checks as a condition for entering into an agreement with you.

We sincerely thank all applicants in advance for submitting their interest in this opportunity. Airalo is an equal-opportunity employer and values diversity, equity & inclusion.