Linux Operations Engineer

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.

As a Linux Operations Engineer, you will be responsible for the installation, configuration, maintenance, and troubleshooting of Linux systems, primarily focusing on Red Hat, OLVM, and CentOS environments. You will work closely with other IT professionals to ensure the stability, security, and performance of our systems.

Key responsibilities

• Install, configure, and maintain Linux systems (Red Hat, OLVM, CentOS).
• Monitor system performance and ensure system security
• Provide technical support and guidance to users and administrators
• Perform regular updates of system software and hardware components
• Create and modify scripts to automate tasks in the Linux environment
• Develop and implement system recovery protocols in the event of a breach or failure
• Optimize system performance through tuning and capacity planning
• Collaborate with network engineers to ensure seamless integration and high availability of systems
• Maintain documentation of Linux system configurations, troubleshooting procedures, and user guidelines.
• Train staff on new systems, changes, and updates
• Manage and utilize Red Hat Satellite for infrastructure management, including patch management, provisioning, and subscription management

• Proven work experience as a Linux Operations Engineer or similar role.
• Hands-on experience with Red Hat, OLVM, and CentOS.
• Strong understanding of Linux system administration and networking.
• Proficiency in scripting languages (e.g., Bash, Ansible, KSH).
• Experience with virtualization technologies (e.g., KVM, VMware).
• Knowledge of essential network services (DNS, NFS, LDAP/Kerberos, Apache, NTP, sendmail/postfix, OpenSSH).
• Excellent problem-solving skills and attention to detail.
• Ability to work independently and as part of a team.
• Strong communication skills

Preferred qualifications

• Certifications such as RHCE, RHCSA, or similar.
• Experience with cloud platforms (e.g., AWS, Azure).
• Familiarity with containerization technologies (e.g., Docker, Kubernetes).

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.