via Indeed · 18. September 2026 ·vor 1 Tag

Network and Security Engineer

Relatech SPA
LU
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Who is BTO Research?

BTO Research is a consulting firm, part of the Relatech Group, that has been supporting its clients in innovative projects for over 15 years, ensuring a customized approach to meet market challenges.

Founded in 2008, we have gathered and enhanced the historical experience of consulting to which we have added two key elements: research and innovation.

This journey has led us to a team of over 300 professionals across four countries, with numerous projects and the most cutting\-edge knowledge in Project Management, Digital Transformation, Change Management, Cybersecurity and Digital Marketing.

We believe in the value of excellence and promote an environment where people can grow together, thanks to the contamination between different skills.

Network and Security Engineer:

Technology transforms business. People make the difference.

At Relatech Group, we believe innovation creates value only when it delivers real impact.

We support organizations across industries in their digital transformation journey, designing solutions that integrate data, Artificial Intelligence, and cutting\-edge technologies—from strategy to execution.

We do this through four specialized and integrated Business Units:

  • Digital, focused on software development, Data \& AI solutions;

  • Cyber, dedicated to cybersecurity and the protection of digital infrastructures;

  • Advisory, providing strategic, organizational, and business consulting;

  • Industrial, driving the digitalization of manufacturing processes and Industry 4\.0 initiatives.
Our people are our greatest strength. We invest in skills development, collaboration, and knowledge sharing, creating an environment where every professional can innovate, grow, and make a tangible impact on our clients' success.

Joining Relatech Group means becoming part of a dynamic ecosystem of companies, expertise, and opportunities that is constantly evolving.

The Opportunity

To strengthen our Advisory Business Unit, we are looking for a Network and Security Engineer.

You will join a team working to support the operation, development, and security of the

company’s network and datacenter environments. The consultant will contribute to the administration and evolution of critical infrastructure, network modernization projects, and next\-generation security solutions, contributing to the development of innovative solutions while collaborating with professionals from diverse backgrounds and areas of expertise.

What You'll Do

In this role, you will have the opportunity to:

  • Administer, support, maintain, and develop network and security infrastructure.

  • Diagnose and resolve complex network incidents.

  • Participate in architecture, migration, and deployment projects.

  • Monitor and optimize network performance.

  • Maintain technical documentation and operating procedures, including network diagrams.

  • Perform datacenter operations, including:

  • Installation and replacement of network and security equipment.

  • Copper and fibre\-optic cabling.

  • Rack installation, equipment commissioning, and management of IT cabinets.

  • Compliance with datacenter operating best practices.

  • Collaborate with systems, security, and project teams.
Who We're Looking For

Skills \& Qualifications:

  • • Strong understanding of networking fundamentals: OSI model, TCP/IP, subnetting and IP addressing, VLANs, trunking, Layer 2 switching, Layer 3 routing, NAT, DHCP, and DNS.

  • Knowledge of and practical experience with static routing, OSPF, and BGP.

  • Experience with Cisco Nexus, Cisco Catalyst, and Cisco Wireless LAN Controller C9800 technologies.

  • Knowledge of or experience with firewalls, including Check Point, Palo Alto, and Fortinet.

  • Knowledge of Network Access Control and Cisco ISE, including 802\.1X, profiling, and posture management.

  • Knowledge of Zero Trust Network Access and Web Application Firewall technologies.

  • Experience with monitoring and supervision tools, including SolarWinds Orion and Zabbix.
Experience:

Nice to Have:

  • • Higher education qualification in IT, networking, or telecommunications.

  • Relevant practical experience in network administration or network engineering.

  • Strong analytical and problem\-solving capabilities.

  • Team\-oriented approach and strong service mindset.

  • Ability to work autonomously, with rigor and attention to operational quality.

  • Valid Category B driving license.

  • Availability for occasional travel to different sites and datacenters.
We're looking for someone who is:

✔ Curious

✔ Proactive

✔ Collaborative

✔ Eager to learn and grow

What You'll Find at Relatech

  • Meaningful, high\-impact projects

  • A collaborative and multidisciplinary environment

  • Clear professional growth opportunities

  • Continuous learning and on\-the\-job training

  • Innovative technologies and methodologies

  • Flexibility and attention to work\-life balance

  • Inclusion \& Equal Opportunities: We believe innovation and diversity go hand in hand. That's why we foster an inclusive, open, and respectful workplace. Every application is evaluated based on skills, potential, and motivation, regardless of gender, age, ethnicity, disability, sexual orientation, religion, or any other protected characteristic.
Location: Luxembourg

Work model: On\-site

Contract: Permanent

Learn More About Us

Discover more about our world at www.relatech.com

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