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NTT DATA, Inc.

Network and Security Engineer

NTT DATA, Inc.
Luxembourg · Full-time · Entry

Make an impact with NTT DATA

Join a company that is pushing the boundaries of what is possible. We are renowned for our technical excellence and leading innovations, and for making a difference to our clients and society. Our workplace embraces diversity and inclusion – it’s a place where you can grow, belong and thrive.

Your day at NTT DATA

We are currently looking for a Network and Security Engineer to join our talented Technical Services team in Luxembourg. We invite to apply anyone who can make daily operational changes and troubleshooting in medium to complex secure network infrastructures, while developing a trusted relationship with our clients. The primary function of the role is to work closely with our clients, mostly onsite in Luxembourg, to support them in their operations, improving their infrastructures and processes, and solving production incidents. As an engineer, you will also be involved in implementation projects, configuration changes and technical advisory.

What You'll Be Doing

As a Network and Security Engineer, you will:

  • support the client’s operations and apply appropriate troubleshooting methodology in the context of changes, incidents and projects,
  • create technical documentation – procedures, network device configs, migration plans, instructions for technicians, test scenarios…
  • be responsible for implementation of Network and Security solutions in autonomy or within a team – LAN/WLAN/WAN, DC, legacy and SDN topologies, firewalls, proxies,
  • work closely with the architect of the project and participate in the design phase,
  • cooperate with suppliers of hardware and their support services when necessary during operations and projects.

As a member of the Technical Services team, you will:

  • demonstrate positive and efficient collaboration with our team of engineers and project managers,
  • be a subject-matter expert in our team in technology you are most proficient in – create recommendations, sharing your knowledge and be aware of good practices on the market,
  • participate in projects in Luxembourg and sometimes remotely for NTT's global clients,
  • work with engineers and business owners on client-side, working from locations around the world,
  • work and communicate mostly in English in a multicultural team.

Requirements:

  • 5+ years of experience in operations of Network solutions: Cisco LAN/WLAN, DC and/or WAN network solutions
  • 5+ years of experience in operations of Secure Network solutions: Check Point firewalls and IPS, Palo Alto Networks firewalls, Cisco ISE
  • knowledge of Cisco WLC 9800, Cisco ACI, Cisco Catalyst Center, F5 BIG-IP is an asset,
  • network automation and programming skills,
  • Cisco CCNP Enterprise Networking certification or equivalent,
  • Check Point and/or Palo Alto Networks and/or F5 certification or equivalent,
  • Microsoft Azure Network Engineer Associate certification is an asset,
  • experience in working onsite in client facilities,
  • editorial skills and English language proficiency (B2 level or higher),
  • good administration and project documentation experience,
  • communicativeness and enthusiasm in relations with the clients and colleagues,
  • entrepreneurial attitude and proactive sharing of knowledge,
  • Bachelor's degree with 6 years or Master’s degree with 4 years Computer Science related experience,
  • a work permit to work in Luxembourg,
  • a driver license.

What awaits you in NTT Luxembourg:

  • working in a beautiful, lively and culturally rich European capital,
  • you can choose to live in Luxembourg or on the borders of the country within reasonable commutable distance (France, Germany, Belgium),
  • hybrid working and flexible hours,
  • a multicultural team of 30+ nationalities and a horizontal organizational structure,
  • a full-time contract of unlimited duration,
  • company paid trainings to help further your career and stay up to date with latest technologies,
  • a variable annual salary bonus,
  • other benefits: a company car, fuel card, meal vouchers, a pension plan, an iPhone, a company laptop & other,

If you do not meet all the requirements – do not let it stop you from applying 😊. In our team, everyone is an expert in their field and willing to share knowledge. In addition to our daily work in projects, we want to train and develop. We have our own lab and access to technology, which allows us to gain knowledge in practice.

We look forward to receiving your application!

Workplace type:

About NTT DATA

NTT DATA is a $30+ billion trusted global innovator of business and technology services. We serve 75% of the Fortune Global 100 and are committed to helping clients innovate, optimize and transform for long-term success. We invest over $3.6 billion each year in R&D to help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have diverse experts in more than 50 countries and a robust partner ecosystem of established and start-up companies. Our services include business and technology consulting, data and artificial intelligence, industry solutions, as well as the development, implementation and management of applications, infrastructure, and connectivity. We are also one of the leading providers of digital and AI infrastructure in the world. NTT DATA is part of NTT Group and headquartered in Tokyo.

Equal Opportunity Employer

NTT DATA 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, colour, gender, sexual orientation, religion, nationality, disability, pregnancy, marital status, veteran status, or any other protected category. Join our growing global team and accelerate your career with us. Apply today.

Key Skills

Ranked by relevance

firewalls palo alto artificial intelligence ccnp wan ips aci sdn ai
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Posted
Jun 19, 2025
Type
Full-time
Level
Entry
Location
Capellen

Industries

IT Services IT Consulting

Categories

Information Technology

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