Team Leader – Telecom Operations (Mobile & Fixed)

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Team Leader – Telecom Operations (Mobile & Fixed)

Publiée le 04/02/2026

Proximus Luxembourg

• Bertrange
• Informatique Consulting
  
  

Temps de travail

Temps plein

Type de contrat

CDI

Langues parlées

EN

Niveau d'étude

Bachelor / Licence

Master

About Proximus Luxembourg

Proximus Luxembourg is a leading historical player in the ICT & Telecoms markets. Proximus Luxembourg addresses both residential and business markets through its commercial brands Tango, Proximus NXT and more recently Codit.

With PSF support status, the company has almost 750 employees. All these experts share a passion for digital technology, a spirit of openness and innovation, and a desire to simplify, connect and make their customers' personal and professional activities ever more secure.

Proximus Luxembourg is actively contributing to the acceleration of Luxembourg's digitalisation and its economic influence through the development of connectivity, resilient infrastructures and 5G, as well as innovative technologies such as Blockchain, Artificial Intelligence, Machine Learning and IoT.

Proximus Luxembourg is a subsidiary of the Proximus group (Euronext Brussels: PROX), provider of digital services and communication solutions operating in the Belgian and international markets.

Your Mission

We are looking for a Team Leader – Telecom Operations to lead and coordinate a team responsible for the day-to-day operation of mobile, fixed, and TV networks.

In this role, you will ensure service availability, operational excellence, and continuous improvement of network operations while managing and developing a team of telecom engineers.

You will act as a key interface between Operations, NOC, Engineering, and Customer Support, ensuring efficient incident management, SLA compliance, and high-quality service delivery.

Key Responsibilities

• Team Leadership & People Management
• Lead, coach, and develop a team of mobile and fixed telecom operators and engineers
• Organize team activities
• Set objectives, monitor performance, and conduct regular feedback and performance reviews
• Develop a culture of accountability, collaboration, and continuous improvement
• Operational Management
• Oversee daily operations of mobile, fixed, and TV networks
• Ensure proactive monitoring and rapid resolution of incidents and service degradations
• Guarantee adherence to operational procedures and best practices
• Act as an escalation point for critical incidents and major outages
• Coordinate with NOC, Engineering, and vendors during incidents and maintenance activities
• Incident & Ticket Management
• Ensure efficient handling of incidents and service requests in the ticketing system
• Monitor ticket prioritization, escalation, and resolution according to SLAs
• Lead major incident management and root cause analysis (RCA)
• Ensure proper documentation, reporting, and post-incident reviews
• Improve incident management processes and workflows
• Service Quality & Performance
• Monitor network performance KPIs and SLA compliance
• Identify recurring issues and drive corrective and preventive actions
• Contribute to operational dashboards, reports, and performance reviews
• Support continuous service improvement initiatives
• Process & Documentation
• Define, update, and enforce operational procedures and runbooks
• Contribute to the development of knowledge base and documentation
• Promote ITIL-based processes and operational standards
• Support automation and tool improvement initiatives
• Stakeholder & Vendor Management
• Act as a key contact for internal stakeholders (Engineering, IT, Customer Support, Business)
• Coordinate with telecom vendors and partners (e.g., Ericsson, Nokia, Huawei, etc.)
• Participate in technical and operational meetings and projects
  
  

Your Profile

Technical Skills

• Solid experience in telecom operations (mobile and/or fixed networks)
• Good understanding of:
• Mobile networks (2G/4G/5G) and fixed networks
• Core, Access, and Transmission architectures
• IP networking and protocols (TCP/IP, DNS, routing, MPLS basics, wireshark)
• Monitoring, ticketing, and NOC tools (ServiceNow, NetAct, SolarWinds, Grafana,...)
• Knowledge of ITIL and incident/problem/change management processes
  

Leadership & Soft Skills

• Proven experience in team leadership or senior operational roles
• Strong communication and coordination skills
• Ability to manage priorities and make decisions under pressure
• Customer- and service-oriented mindset
• Analytical and problem-solving skills
  
  

Education & Experience

• Degree or equivalent experience in Telecommunications, Networks, or IT
• 5+ years of experience in telecom operations or NOC environments
• First experience in team leadership is a strong plus
  
  

Languages

• Fluent in English (professional level)
• Additional languages are a plus
  
  

Nice to Have

• Experience with major telecom vendors (Ericsson, Nokia, Huawei, etc.)
• Experience in mobile core, fixed access, or transmission environments
• Knowledge of automation, scripting, or monitoring optimization
• Experience in ServiceNow or similar ITSM platforms
  
  

Our Offer

A professional and stimulating work environment in the IT & telecom sector. Multiple career opportunities within the Proximus Group at national and international level, cutting-edge training in new technologies, a wealth of recognized expertise. We also offer an attractive salary package and many other benefits.

Our company is an equal opportunity employer, valuing diversity in all its forms. We firmly believe that each individual brings a unique richness to our teams, and we are committed to creating an inclusive environment where every voice counts.

If at the end of the process your application is successful, you will be asked to provide an extract from your criminal record. Your personal information will be handled in compliance with applicable data protection laws.