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Network and Security Engineer
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Computer/IT Services


All functions



Location: Luxembourg

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Contact Person
Guillaume Calvet

Job Description

Map out your next move by joining our team as a Infrastructure & Security Engineer !

If you have in-depth knowledge in Firewall, Load Balancer and SIEM or XDR then do not hesitate to read the job description below and apply!

Our Cyber Security business helps companies adapt and respond effectively to the challenges of a constantly changing world.

Our clients are among Europe’s top-performing companies and they choose to partner with us for a very good reason – our exceptional people. We believe in your capability to drive prosperity and competitiveness for our clients through collaboration and innovation.

As part of the Cybersecurity department composed of smart & dedicated people like yourself who make an impact with both internal and client stakeholders, you will be involved in some of Luxembourg’s most innovative projects. You will be part of a key team of cybersecurity professionals, supporting full lifecycle cybersecurity operations for our customers. Joining SOGETI means taking a giant leap forward in your career, working with the Best & Brightest that will support your talent. At SOGETI, consultants can work with a variety of different customers, tools and methodologies; something that would otherwise take many years to gain.

You will also have the unique opportunity to gain experience with the shared technical knowledge of your futures colleagues, for prestigious clients, in the cyber security field.

Your challenge:

  • Planning, engineering, and monitoring the security arrangements for the protection of the IT systems, and Network ;

  • Identifying, monitoring, and defining the requirements of the overall security of a system;

  • Supervising the deployment of a new network, software, and hardware;

  • Design, implement, maintain and troubleshoot network and security systems such as switches, firewalls, intrusion detection systems, web application firewall, email security solutions;

  • Design, implement, maintain and troubleshoot security systems and software such as SIEM and XDR;

  • Maintaining and improving the security level of system, software, and infrastructure;

  • Determining the latest technologies and processes that improve the overall security of the system;

  • Defining and maintaining security policies;

  • Participate in the continuous improvement process.

Skills & Requirements

And in terms of technical know-how?

  • Working in system and network security or information security areas is what you are looking for;

  • Experience in creating and maintaining security systems;

  • Thorough understanding of the latest technologies, security principles, and protocols;

  • Good knowledge of Linux Operating Systems;

  • Basic Knowledge of Microsoft Windows Systems;

  • Knowledge of cloud technologies such as Microsoft Azure, Amazon AWS would be an asset;

  • Basic Knowledge of one or several scripting languages such as Python or PowerShell;

  • Good command on dealing with security systems, intrusion detection systems, firewalls (Fortinet or Checkpoint or others), anti-virus software, log management, authentication systems, content filtering;

  • Understanding of the web-related terminologies and software;


5+ years university degree in IT and at least 3 years of professional experience; or any equivalent combination of training, education and experience that demonstrates the ability to perform the duties of the position.

To succeed in your mission, you need:

  • Excellent analytical and communication skills;

  • Out-of-the box thinking;

  • Positive can-do attitude with a mature and professional approach;

  • Ability to :

    • solve complex problems;

    • focus on improving and delivering value to our customers;

    • work under pressure and stressful scenarii

    • communicate efficiently and report system and network security incidents and issues to the upper management;

  • Team player;

  • Fluent in English AND in French.

A background check will be requested upon hiring (criminal record, Education degrees, diplomas & certifications)

About the company

At Sogeti, technology runs through our veins. This passion for technology inspires us on a daily basis and reflects in our motto "I love shaping the future".

Leader in Cybersecurity and Testing , innovative player in the Agile and Cloud world , Sogeti supports its clients in their digital transformation. Our DNA: tailor-made and flexible solutions, innovation, entrepreneurial spirit and committed bold teams.

Brand of the Capgemini group, a global community of 270,000 professionals and experts in more than 40 countries around the world, since 1967.

Sogeti is the leading IT player in Luxembourg since 1994 , working closely with its clients thanks to its 700 employees.

Our multicultural teams, composed by more than 50 nationalities , work in various activities, for prestigious clients: European Institutions, Financial services and major industries.

Diversity statement

We take pride in the diversity of our people who come together to create ideas that will shape the future. We believe that the collaboration of diverse and multi-cultural teams, promotes creativity and innovation, leading to an inclusive culture to the benefit of all.

Our definition of diversity encompasses cultural identity, ethnicity, social origins, sexual orientation, ideologies, working methods, gender identity and disability. To best integrate the value of diversity in our corporate culture, we focus on inclusion to ensure that all employees feel valued and included.

#4PositiveFutures Corporate Social Responsibility is a business imperative at the core of everything we do. Architects of Positive Futures captures our renewed social ambition & three pillars guiding our journey:

  • Diversity & Inclusion
  • Digital Inclusion
  • Environmental Sustainability

__ Our full portfolio of Cybersecurity services combines the expertise of 4,000 experts across the world
supported by a global network of Security Operations Centers (SOCs). We help clients build digital trust – transforming security into a source of strength and competitive advantage.

Our end-to-end approach includes consulting, compliance, protection, and monitoring services to meet security requirements in virtually every industry and market segment.

As a global player, we offer security adapted to each client’s business context, acting as a trusted advisor along their digital transformation journey.


Boldness, Freedom
Sogeti is the perfect place to bring your passion for IT into play while learning new skills.

Team Spirit, Modesty
You will be given the opportunity to develop your career through interesting & ethical projects and your evolution will be monitored closely by your line manager and HR team.

Fun, Trust, Honesty
Moreover, you will be encouraged to attend training courses to broaden your knowledge and obtain certifications. You can also count on an attractive salary and fringe benefits (e.g. company car, meal allowance). Voted as the second richest country in the world, Luxembourg offers a high quality of life in a multicultural environment.

Joining Sogeti means rediscovering the start-up spirit in a large Group, where international mobility is a reality.

Sogeti Luxembourg is part of the Europe Cluster Business Unit managed by Eric de Quatrebarbes, the former head of Sogeti France.

The Cluster brings together 11 European countries: Belgium, Luxembourg, Switzerland, Romania, Czech Republic, Poland, Portugal, Ireland, Hungary, Austria, Slovakia and offshore in India, with more than 7000 Teammates.


  • To integrate a team on a human scale;
  • To have access to open career paths in terms of jobs, roles and sectors;
  • For being involved in a fun atmosphere and regain the freedom to dare;
  • To act on complex issues in an innovative environment.

Be bold and make the world safer with us!

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