Senior infrastructure Engineer (m/f)

Description:

How will you contribute?

You will support the operation and continuous improvement of LIST's Linux infrastructure (including user endpoints and IT services), ensuring reliable, secure and efficient environments for research and organizational activities.

Working within the IT Infrastructure team, you will:

• Administer, maintain and continuously improve LIST's backup, storage and file-service infrastructure.
• Operate the Commvault backup platform, including policies, schedules, retention, reporting and capacity management.
• Monitor backup jobs, perform recovery tests, and support disaster-recovery and business-continuity procedures.
• Administer storage infrastructure and file services supporting SMB shares, VMware and other infrastructure workloads.
• Manage storage capacity, performance, availability, resilience, data protection and lifecycle activities.
• Monitor infrastructure hardware and services, including servers, storage, virtualization, backup and network-related components.
• Maintain relevant monitoring dashboards, alerting rules, service indicators, thresholds and operational reports.
• Investigate and troubleshoot incidents, failures, alerts, performance issues, capacity constraints and hardware problems.
• Perform or coordinate upgrades, patching, vulnerability remediation, security hardening, replacements and decommissioning.
• Contribute to capacity planning, performance optimization, service continuity and infrastructure architecture improvements.
• Maintain accurate technical documentation covering configurations, procedures, dependencies, recovery requirements and escalation paths.

Additional infrastructure responsibilities:

Under the guidance of IT Infrastructure colleagues, you will also provide support for:

• Active Directory operations, including user and computer administration, group management, access control and directory hygiene.
• Telephony and unified-communications services, including operational support, maintenance, lifecycle activities and service improvements.

You will collaborate closely with IT Operations, Information Security, Applications and Development teams, researchers, external service providers and other stakeholders to ensure secure, reliable and efficient IT services

Project delivery and activity management:

In addition to day-to-day engineering and operational support, you will contribute to IT and infrastructure projects delivered through internal initiatives and in collaboration with external partners or clients. You will manage your activities in accordance with LIST's project-management methodology by planning and prioritizing tasks, estimating effort, tracking progress, managing dependencies and risks, coordinating stakeholders and delivering agreed outcomes. Depending on the assignment, you may also coordinate or manage IT or LIST-level projects involving multidisciplinary teams.

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Education:

• Bachelor's degree in Computer Science, Information Technology, Engineering or a related field experience

Experience and skills:

• Minimum of 5–7 years of professional experience in infrastructure operations, systems administration or a comparable IT environment.
• Strong hands-on experience administering enterprise backup and recovery platforms, preferably Commvault.
• Practical experience with backup policies, retention, monitoring, recovery procedures, recovery testing and disaster-recovery operations.
• Experience administering or supporting enterprise storage systems, file services and storage technologies for virtualisation or infrastructure workloads.
• Experience with infrastructure monitoring, including service availability, hardware health, capacity, performance and alert management.
• Experience with infrastructure maintenance, lifecycle management, patching, vulnerability remediation and service continuity.
• Experience supporting Active Directory or other identity and directory services is an advantage.
• Experience with VMware or comparable virtualisation technologies is an advantage.
• Experience operating or supporting enterprise telephony, unified communications or related services is an advantage.
• Good understanding of infrastructure-security practices, including hardening, access control, vulnerability remediation, encryption and data protection.
• Good understanding of networking fundamentals, including TCP/IP, DNS, DHCP and firewalls.
• Experience with scripting or automation tools such as PowerShell, Python, Ansible or equivalent is an advantage.
• Experience supporting cloud platforms such as Microsoft Azure or AWS is an advantage.
• Ability to work in accordance with internal IT policies, security requirements and operational standards.
• Experience using project-management and collaboration tools such as Asana, Jira, Microsoft Planner or equivalent.

Soft skills:

• Strong analytical, diagnostic, and troubleshooting abilities
• Collaborative and service-oriented approach, with the ability to work effectively with multidisciplinary teams.
• Project-oriented and delivery-focused mindset, including the ability to plan, prioritize, coordinate and report on activities.
• Strong documentation, communication, planning and organizational skills.
• Proactive approach and willingness to continuously improve infrastructure reliability, security, efficiency and user experience.
• Ability to prioritize tasks and respond effectively to incidents and operational requirements.
• Ability to explain technical issues clearly to technical and non-technical audiences.
• Ability to work independently while recognizing when to seek guidance or involve specialist colleagues.

Language skills:

• Fluency in English (Luxembourgish, German and especially French are considered as an asset), both oral and written.

Your LIST benefits:

• An organization with a passion for impact and strong RDI partnerships in Luxembourg and Europe that works on responsible and independent research projects
• Sustainable by design, empowering our belief that we play an essential role in paving the way to a green society
• Innovative infrastructures and exceptional labs occupying more than 5,000 square metres, including innovations in all that we do
• An environment encouraging curiosity, innovation and entrepreneurship in all areas
• Personalized learning programme to foster our staff's soft and technical skills
• Multicultural and international work environment with more than 60 nationalities represented in our workforce
• Diverse and inclusive work environment empowering our people to fulfil their personal and professional ambitions
• Gender-friendly environment with multiple actions to attract, develop and retain women in science
• 32 days' paid annual leave, 11 public holidays, 13-month salary, statutory health insurance
• Flexible working hours, home working policy (not remote) and access to Digital lunch vouchers

Apply online

Your application must include:

• A motivation letter oriented towards the position and detailing your experience
• A CV with contact details
• Contact details of 2 references

Please apply ONLINE formally through the HR system. Applications by email will not be considered.