Network / Security Engineer (L3)
Capellen, Luxembourg, Luxembourg
il y a 5j

In a constantly changing world, we work together with our people, clients and communities to enable them to fulfill their potential to do great things.

We believe that by bringing everyone together, we can solve problems using innovative technology that can create a world that is sustainable and secure.

At NTT, we encourage you to remain continuously curious, as that is what keeps you fast, flexible and relevant. No two days will be the same but that is what will help you grow and realize your full potential.

The power is in your hands to do great things. It’s time to lead the change, be the authentic you, to solve difficult challenges, to set the pace of change and to unleash your potential.

Want to be a part of our team?

The Network / Security Engineer provides a service to clients to ensure that their IT infrastructure and systems remain operational through proactively identifying, investigating and resolving technical incidents and problems and to restore service to clients by managing incidents to resolution.

Working at NTT


  • Ensure that assigned IT Infrastructure at the client site is configured, installed, tested and operational. Perform necessary checks, apply monitoring tools and respond to alerts.
  • Identify problems and errors prior to or when they occur and log all such incidents in a timely manner with the required level of detail.
  • Be a part of IT Network projects and operating on infrastructures : leveraging tools and processes to better resolve any IT incidents.
  • Produce breach and other reports to identify failures and short comings.
  • Focus on second line support for low complexity incidents.
  • Proactively offer improvements of operations in order to better meet the SLA standards

  • Higher degree in IT or Computer Science.
  • At least 4-5 years’ experience in the field
  • Knowledge or experience of IT Networks and Security :

  • Designing, Installing and Configuring Cisco / Meraki Routing & Switching network infrastructures, traditional topology and Software-Defined solutions (ACI, SDA, SD-WAN)
  • Knowledge in Cisco WLC / Meraki WIFI
  • Knowledge in Cisco ISE is also an asset
  • Knowledge of Cloud solutions (AWS, Azure) and coding (Python, Ansible, NETCONF / YANG ) is also an asset
  • You demonstrate :
  • problem analysis and solution formulation skills.
  • learning and service orientation.
  • excellent attention to detail.
  • ability to adapt, to change and to think innovatively.
  • good verbal and written communication ability.
  • good planning and time management
  • Languages :
  • English is mandatory.
  • French and German are an asset
  • Any other certifications (CCNA, CCNP or CCIE) are considered an asset
  • What will make you a good fit for the role?

    Standard career level descriptor for job level :

  • Have wide-ranging experience
  • Uses professional concepts and company objectives to solve complex issues in creative ways
  • Networks with others outside own area of expertise
  • Exercises judgment in selecting methods, techniques and evaluation criteria to obtain results
  • May coordinate others’ activities
  • Typically requires significant related experience with a Bachelor’s or equivalent degree
  • Join our growing global team and accelerate your career with us. Apply today.

    Equal opportunity employer

    NTT is proud to be an equal opportunity employer with a global culture that embraces diversity. We are committed to providing an environment free of unfair discrimination and harassment.

    We do not discriminate based on age, race, color, sex, religion, national origin, disability, pregnancy, marital status, sexual orientation, gender reassignment, veteran status, or other protected category.

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