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Security and Network Engineer (m/f) - Job based in Luxembourg

Date:  21-Oct-2021

Luxembourg, LU

Company:  Deloitte Luxembourg
Job Function:  Technology & Cyber Security
Seniority:  Senior levels
Contract Type:  Open-term

Your future team


Our Internal IT department creates the technological environment and assistance that enables Deloitte employees to quickly access vital information and succeed in their job on a daily basis using the most efficient powerful tools and emergent technologies. As an experienced security & network engineer, you will be part of the Infrastructure team and will be responsible for the following, among others:

Your next challenge


  • Manage daily tasks (change, incident, troubleshooting…)
  • Installation, configuration and maintenance of Firewalls, Proxy, SIEM, Switch DC / campus…  as well as management tools.
  • Manage and monitor the entire security and network infrastructure: AV, Mail GTW, Firewalls, ReverseProxy, Load balancer, IPS/IDS, WAF, switches, routers...
  • Manage authentication and federation systems such as ADFS or OpenID.
  • Pro-actively ensure the proper level of security and availability of our systems.
  • Check the KPIs and make sure to respect the SLAs that have been defined.
  • Carry out reporting, write procedures and all the documentation necessary for the proper management of the environment.
  • Verify compliance of the systems with the standard security policy.
  • Monitor system/application backups and redundancy strategies.
  • Write and maintain PowerShell, Bash scripts and device-specific commands.
  • In charge of the third level of support for solutions, troubleshooting of applications etc...


Your skills

  • BS/MS degree in computer science.
  • Relevant work experience in a security and network administrator role.
  • Solid experience in the administration of firewalls (PaloAlto, CheckPoint, Fortinet...) and network equipment (Catalyst, Nexus, ACI).
  • Good knowledge of Netskope Proxy, QRadar, Nginx is an advantage.
  • Fluent in French and English.
  • Very good writing skills in French and English.
  • Excellent interpersonal and communication skills.
  • Available and flexible to provide maintenance outside standard working hours.
  • Rigorous, structured work methodology and a spirit of synthesis.
  • Interest in new technologies and aware of the latest developments.
  • Ability to work independently and an excellent team player.
  • With an original, creative, curious and visionary mind, you know how to imagine and propose new solutions

We want to hear from you ! Join us and you will...


  • Develop your competencies with a tailor-made training plan
  • Work with recognized experts and be part of a dynamic team delivering cutting-edge solutions to our clients
  • Team up with dynamic and energetic professionals within a challenging and knowledge-sharing environment


What impact will you make? 


Every day, your work will make an impact that matters, while you thrive in a dynamic culture of inclusion, collaboration and high performance. Deloitte is where you will find unrivalled opportunities to succeed and realize your full potential.

Get to know more about Deloitte; Facebook page, LinkedIn page or website.


With  more than 120 partners and 2,300 employees, Deloitte Luxembourg is one of the Grand Duchy's largest, strongest and oldest professional services firms. For 70 years, our talented teams have been serving clients in various industries delivering high added-value offerings to national and international clients in audit and assurance, consulting, financial advisory, risk advisory, tax, and related services. Deloitte Luxembourg is part of the global Deloitte network.


Join us in enabling a diverse and inclusive environment for all!

Diversity and inclusion bring great value to our profession and community, and build our ability to deliver truly differentiated solutions and experiences to our clients. Deloitte is committed to creating and supporting a culture of inclusion that empowers all of our people to be at their best on both a personal and professional level.

Requisition ID:  6122