Telecom Engineer

Legos; Paris; Hybrid; EUR 45,000 - 60,000; Full time

Job summary

Legos is seeking a Telecom Engineer who will report to the Customer Journey Director and lead onboarding projects from contract signing to go-live, coordinating technical deployments (SIP Trunk, SMS) and customer testing sessions.

In the technical and partnerships teams, you will manage interconnection and MVNO access projects, arrange testing with partners, and serve as a reference for onboarding processes, number portability tracking, and telecom regulation implementation in Legos tools.

Qualifications

• Engineering degree in telecommunications, networks, and systems.
• Strong interpersonal skills.
• Fluent English, spoken and written; German is a plus.
• Motivated, autonomous, rigorous, and versatile.

Responsibilities

• Manage customer onboarding projects from contract signing through to go-live.
• Carry out technical deployments (SIP Trunk, SMS).
• Organize and lead testing sessions with customers.
• Manage interconnection and MVNO access projects with partners and internal teams.
• Act as a reference for onboarding processes, tracking complex number portability requests, and telecom regulation implementation in Legos tools.

Skills

Strong interpersonal skills

Fluent English

German language skills

Education

Engineering degree in telecommunications, networks, and systems

Job description

As a Telecom Engineer, the Employee will report to the Customer Journey Director.

The Employee's core responsibilities will be to:

Manage customer Onboarding projects in connection with newly signed contracts, through to go-live

• Carry out technical deployments (SIP Trunk, SMS)
• Organize and lead testing sessions with customers

Manage interconnection and MVNO access projects in liaison with external partners and internal teams

• Carry out technical deployments (SIP Trunk, SMS)
• Organize and lead testing sessions with partners

Within the Customer Journey team, the Employee will act as:

• A reference for customers and partners Onboarding processes (as detailed above)
• A reference for tracking complex number portability requests and requisitions, and for customer extranet tools and APIs
• A reference for telecom regulation in France and abroad, and its practical implementation in Legos tools (MAN, Emergency call routing, Numbering plan, etc.)

Within the technical team, the Employee will occasionally be required to:

• Perform planned technical operations (on-site in a Datacenter or remotely)
• Handle customer incidents / customer tickets.

Skills:

• Engineering degree in telecommunications, networks, and systems
• Strong interpersonal skills
• Fluent English, spoken and written; proficiency in German is a plus
• Motivated, autonomous, rigorous, and versatile

About us

Legos started with one idea: telecoms should be simple. So we built the platform that brings fixed, mobile, voice, SMS and data together under one whitelabel roof, something no competitor has matched at this scale.

Today, we're a licensed voice and messaging, fixed & mobile operator in 19 European countries, and Europe's number one converged operator.

If you want to be part of a company that's shaping the future of telecoms — multicultural, ambitious, and growing fast — we'd love to have you with us.