Senior Linux Engineer (Linux)

Location: Belval/Esch-sur-Alzette, Luxembourg. Full-time, 40 hours per week, with a 12-month fixed-term contract. Flexible working hours and a home-working policy are available, but the role is not fully remote.

Gross monthly salary: EUR 6,724–8,781, paid over 13 months; equivalent annual salary of EUR 87,412–114,153. Part-time salary is adjusted pro rata.

Company

hirify.global is a research and technology organisation conducting applied research across natural, built and industrial environments, space, AI, security and defence technologies.

What you will do

• Administer, monitor, patch, troubleshoot and manage the lifecycle of Linux servers and endpoints.
• Maintain infrastructure availability, capacity, performance and security, responding to incidents and service requests.
• Support endpoint security, access management, vulnerability remediation, backup, recovery, disaster recovery and business continuity.
• Automate operational work with Ansible, scripting and configuration-management tools, including deployment playbooks and ManageEngine Endpoint Central.
• Support virtualized, containerized, cloud, compute, storage and high-performance-computing environments used for research and organisational workloads.
• Contribute to infrastructure projects by planning activities, tracking delivery, managing dependencies and risks, coordinating stakeholders and documenting technical operations.

Requirements

• Bachelor’s degree in Computer Science, Information Technology, Engineering or a related field experience.
• 6–7 years of professional experience in Linux system administration, infrastructure operations or a comparable IT environment.
• Strong practical experience administering Linux servers and endpoints, including configuration, monitoring, patching, troubleshooting and lifecycle maintenance.
• Experience with infrastructure automation, configuration management such as Ansible or Puppet, and operational scripting.
• Understanding of infrastructure security, including hardening, access control, vulnerability remediation, encryption, endpoint protection and data protection.
• Experience with infrastructure monitoring, incident and service-request response, IT service-management practices, documentation and operational standards.
• Good networking fundamentals, including TCP/IP, DNS, DHCP, VPNs, firewalls and secure remote access.
• Ability to plan, prioritise, coordinate and report on work, collaborate with multidisciplinary teams, explain technical issues clearly and work independently.
• Fluent English, both oral and written, at C1 level.

Nice to have

• Experience with endpoint management, software deployment and ManageEngine Endpoint Central.
• Experience with virtualization, containerization, compute, storage, backup, HPC, cloud or AI/ML infrastructure, especially in research, scientific, engineering or data-intensive environments.
• Experience with project-management and collaboration tools such as Asana, Jira or Microsoft Planner.
• Luxembourgish, German or especially French language skills.

Culture & Benefits

• 12-month fixed-term employment with a full-time 40-hour schedule.
• Research-focused, multicultural and international environment with more than 60 nationalities represented.
• Personalized learning programme, innovative infrastructure and opportunities to contribute to responsible research and innovation projects.
• 32 days of paid annual leave, 11 public holidays, statutory health insurance and a 13th-month salary.
• Flexible working hours, home-working policy and digital lunch vouchers.
• Inclusive and equal-opportunity workplace with support for diversity and women in science.

Hiring process

• Submit an application online through the HR system; applications by email will not be considered.
• Include a position-focused motivation letter, a CV with contact details and contact details for two references.
• Applications are reviewed continuously until the position is filled; selected candidates may undergo a background check and may be asked for a recent criminal record certificate.