Infrastructure Engineer (On-site, Luxembourg)

Location: Hybrid position based in Luxembourg (50% on-site presence required - non-negotiable).

Eligibility: Only citizens of the European Union will be considered for this position. Not eligible for blue-card holders.

Infatuated is looking for an Infrastructure Engineer to join a high-profile, long-term project for a European Institution. The role focuses on analyzing, optimizing, and maintaining the performance, stability, and scalability of complex enterprise systems and applications running across a hybrid infrastructure.

Key Responsibilities

• Monitor, analyze, and optimize the performance of systems, networks, and applications.
• Establish and maintain infrastructure performance baselines, detect bottlenecks, and propose sustainable improvements.
• Perform load and stress testing, capacity planning, and resource optimization.
• Work closely with system, network, and database teams to ensure reliability and resilience across all environments.
• Develop and maintain monitoring and diagnostic tools, automate checks, and ensure proactive issue detection.
• Document procedures, performance standards, and system configurations for long-term operational excellence.

Qualifications

• 5+ years of hands-on experience as an Infrastructure or Systems Engineer in large, complex environments.
• Strong knowledge of Linux (RHEL) and Windows Server administration and performance tuning.
• Experience with infrastructure monitoring and diagnostic tools such as iostat, vmstat, htop, Nagios, and JMeter.
• Understanding of networks, firewalls, load balancers, and storage systems (Cisco, Fortinet, F5, Nutanix).
• Familiarity with enterprise applications such as IBM WebSphere, FileNet, and Apache.
• Excellent analytical, troubleshooting, and communication skills in English.

Nice to have: scripting or automation experience, and previous work in secure or regulated environments.

What We Offer

• Competitive salary.
• Work in a modern hybrid infrastructure environment supporting EU-level systems.
• Collaborative team of skilled engineers and technical experts.
• Opportunity to deliver meaningful, measurable improvements to mission-critical systems.

Keywords: Infrastructure Engineering, Linux, Windows Server, System Performance, Monitoring, Optimization, IBM WebSphere, FileNet, Apache, Cisco, Fortinet, F5, Nagios, JMeter, Nutanix.