Systems Administrator

As the leading national provider of postal and telecommunications services also offering postal financial services, POST Group Luxembourg is a key actor of the Luxembourgish economy.

Within POST Technologies, the Department “Supervision & Operations“ is responsible for the network and infrastructure supervision of POST Group, and the management of services.

In order to strengthen our team, we are currently looking for an experienced  Systems Administrator (m / f / n)

Your missions

Install, configure, and upgrade software and systems ensuring minimal disruption.

Provide technical support for new products in domain mission critical services (MCx), in domain Remote Site Monitoring, and domain Service supervision

Troubleshoot and resolve system issues, hardware / software problems, and performance issues.

Manage and optimize system monitoring and support tools (e.g., Icinga2, Grafana).

Ensure system security, integrity, and recovery measures are in place.

Prepare operational reports to enhance visibility and coordination with the technical support teams.

Assist in other technical requests made by management.

Your profile

Have a Bachelor degree in IT / telecommunication and benefit ideally from 5 years of experience in system administration

Expertise in system monitoring tools and network protocols (SNMP, HTTP, ICMP)

Strong knowledge and troubleshooting skills of Linux server environments, and container technologies (Docker)

Proficient in scripting languages (bash, PHP, JavaScript)

Database management (SQL), and load balancing (HAProxy, Nginx), are an advantage

Be recognized for your analytical skills as well as for your pro-active and team-spirit mindset

Be fluent in English, any other languages would be considered as an asset