Network Engineer at AUBAY S.A.

📍 Job Overview

Job Title: Network Engineer
Company: AUBAY S.A.
Location: Kirchberg, Luxembourg
Job Type: On-site, Full-time
Category: Infrastructure & Networking
Date Posted: July 28, 2025

🚀 Role Summary

Key Responsibilities: Manage daily network activities, ensure network operations and maintenance, monitor network stability, diagnose and resolve network issues, provide Level 3 support, and collaborate with other teams.
Key Technologies: IPV4, TCP/IP, STP, Dot1Q, OSPF, EIGRP, BGP, Static, MPLS, LDP, VRF, MP-BGP, DataCenter (Cisco Nexus 7000, 9000, Fex), High Availability (HSRP, Port-Channel, VDC, VPC), Tunnel GRE, IPSec, QoS, SD-WAN, Cisco ISE, Cisco Prime, Spectrum, Metrology, 802.1x.

📝 Enhancement Note: This role focuses on managing and maintaining network infrastructure, requiring a strong background in various networking protocols and technologies. Candidates should be comfortable working in a DataCenter environment and have experience with high availability solutions.

💻 Primary Responsibilities

Network Management: Gestion des activités quotidiennes liées au réseau, responsabilité des opérations et de la maintenance du réseau.
Network Monitoring: Monitoring du réseau (stabilité, disponibilité et performance).
Troubleshooting: Identification, diagnostic et résolution des anomalies réseau, support Niveau 3 + Troubleshooting en cas de pannes.
Collaboration: Support pour les équipes ‘DataCenter’ et ‘Delivery Management’, participation aux meetings de lancement des projets d’autres équipes.
Documentation: Maintient à jour des référentiels et de la documentation réseau.
Improvement: Recommandations sur les projets en cours et amélioration de la gestion de l’infra réseau.

📝 Enhancement Note: The Network Engineer will play a crucial role in ensuring the stability, availability, and performance of the network. They should be proactive in identifying issues and implementing improvements to enhance network management.

🎓 Skills & Qualifications

Education: A Bachelor's degree in Computer Science, Information Technology, or a related field is preferred. Relevant certifications (e.g., CCNA, CCNP) would be an asset.

Experience: Proven experience (2-5 years) in network engineering, with a strong background in DataCenter operations and high availability solutions. Experience with the mentioned technologies is required.

Required Skills:

Proficiency in IPV4, TCP/IP, STP, Dot1Q, OSPF, EIGRP, BGP, Static, MPLS, LDP, VRF, MP-BGP.
Strong knowledge of DataCenter technologies (Cisco Nexus 7000, 9000, Fex) and high availability solutions (HSRP, Port-Channel, VDC, VPC).
Experience with network monitoring tools (e.g., Cisco Prime, Spectrum) and metrology.
Familiarity with network security protocols (e.g., IPSec, 802.1x) and quality of service (QoS).
Strong troubleshooting skills and the ability to work under pressure.

Preferred Skills:

Experience with SD-WAN and Cisco ISE.
Knowledge of scripting languages (e.g., Python, Bash) for automation tasks.
Familiarity with cloud networking and virtualization technologies.

📝 Enhancement Note: Candidates should have a solid foundation in networking protocols and technologies, with a focus on DataCenter operations and high availability solutions. Relevant certifications and experience with scripting languages would be beneficial for this role.

📊 Web Portfolio & Project Requirements

Portfolio Essentials:

Demonstrate experience with the mentioned networking technologies through case studies or projects.
Showcase network monitoring, troubleshooting, and optimization skills with real-life examples.
Highlight any relevant certifications and training completed.

Technical Documentation:

Provide documentation of network diagrams, configurations, and procedures.
Include any relevant network performance metrics and optimization techniques.

📝 Enhancement Note: While a traditional web portfolio may not be applicable for this role, candidates should be prepared to present their networking experience and projects effectively, highlighting their technical skills and accomplishments.

💵 Compensation & Benefits

Salary Range: The estimated salary range for this role in Luxembourg is €35,000 - €50,000 per year, based on experience and market research. This range takes into account the cost of living in Luxembourg and the required level of experience for this position.

Benefits:

Competitive salary package.
Opportunities for professional development and training.
A dynamic and international work environment.

Working Hours: The standard working hours are Monday to Friday, 9:00 AM to 5:00 PM, with a 1-hour lunch break. Flexible working hours may be available depending on the project and team requirements.

📝 Enhancement Note: The salary range provided is an estimate based on market research and should be verified with the hiring organization. Benefits may vary depending on the company's policies and the candidate's employment contract.

🎯 Team & Company Context

🏢 Company Culture

Industry: AUBAY S.A. operates in the IT services and consulting industry, focusing on digital transformation, infrastructure management, and cybersecurity. This role will be based at a banking client's location in Kirchberg, Luxembourg.

Company Size: AUBAY S.A. is a medium-sized company with a strong presence in Europe, employing around 2,500 professionals. This provides a collaborative and dynamic work environment for the Network Engineer.

Founded: AUBAY S.A. was founded in 1990, offering extensive experience and expertise in the IT services and consulting sector.

Team Structure: The Network Engineer will work closely with the DataCenter and Delivery Management teams, collaborating on projects and providing support as needed. They will report directly to the Infrastructure Manager.

Development Methodology: The team follows Agile methodologies, with a focus on continuous improvement and collaboration. Network Engineers are expected to participate in regular team meetings and contribute to the development and maintenance of network infrastructure.

Company Website: AUBAY S.A. Website

📝 Enhancement Note: AUBAY S.A. offers a dynamic and collaborative work environment, with a focus on continuous learning and improvement. The company's strong presence in the IT services and consulting industry provides ample opportunities for professional growth and development.

📈 Career & Growth Analysis

Network Engineer Career Level: This role is well-suited for candidates with 2-5 years of experience in network engineering, seeking to develop their skills and advance their careers in the field. The Network Engineer will have the opportunity to work on complex network infrastructure projects and collaborate with experienced professionals.

Reporting Structure: The Network Engineer will report directly to the Infrastructure Manager, working closely with the DataCenter and Delivery Management teams. This structure encourages collaboration and knowledge-sharing among team members.

Technical Impact: The Network Engineer will play a crucial role in ensuring the stability, availability, and performance of the network. Their work will directly impact the user experience and the overall efficiency of the organization's IT infrastructure.

Growth Opportunities:

Technical Growth: Candidates can expect to gain experience with cutting-edge networking technologies and best practices, contributing to their professional development and career progression.
Leadership Potential: With experience and strong performance, Network Engineers may have the opportunity to take on leadership roles, mentoring junior team members and contributing to strategic decision-making processes.
Specialization: As the company continues to grow and expand its service offerings, Network Engineers may have the opportunity to specialize in specific areas of interest, such as cloud networking or network security.

📝 Enhancement Note: This role offers significant opportunities for professional growth and development, with a focus on technical skill-building and career advancement. Network Engineers can expect to work on challenging projects and collaborate with experienced professionals, contributing to their long-term success in the field.

🌐 Work Environment

Office Type: The office is located in Kirchberg, Luxembourg, offering a modern and collaborative work environment. The office is easily accessible by public transportation and provides ample parking for employees.

Office Location(s): Kirchberg, Luxembourg

Workspace Context:

Collaborative Environment: The office encourages collaboration and knowledge-sharing among team members, with open-plan workspaces and dedicated meeting rooms.
Networking Infrastructure: The office is equipped with state-of-the-art networking infrastructure, providing high-speed connectivity and reliable communication channels.
Work-Life Balance: The company promotes a healthy work-life balance, with flexible working hours and remote work options available depending on the project and team requirements.

Work Schedule: The standard working hours are Monday to Friday, 9:00 AM to 5:00 PM, with a 1-hour lunch break. Flexible working hours may be available depending on the project and team requirements.

📝 Enhancement Note: The office environment at AUBAY S.A. is designed to foster collaboration and innovation, with a focus on providing employees with the tools and resources they need to succeed. The company's commitment to work-life balance ensures that Network Engineers can maintain a healthy and productive work environment.

📄 Application & Technical Interview Process

Interview Process:

Phone/Screening Interview (30 minutes): A brief phone or video call to discuss the candidate's experience, qualifications, and motivation for the role.
Technical Interview (60 minutes): A deeper dive into the candidate's technical skills and experience, focusing on networking protocols, technologies, and best practices.
On-site Interview (90 minutes): A face-to-face meeting with the Infrastructure Manager and other team members to assess the candidate's cultural fit and problem-solving skills.
Final Decision: The hiring team will review all candidate applications and make a final decision based on the interview process and technical assessments.

Portfolio Review Tips:

Highlight relevant network projects and case studies, demonstrating the candidate's experience with the mentioned technologies and best practices.
Include any relevant certifications and training completed, showcasing the candidate's commitment to professional development.
Prepare a clear and concise presentation of the candidate's technical skills and accomplishments, focusing on the most relevant aspects of the role.

Technical Challenge Preparation:

Brush up on networking protocols, technologies, and best practices, focusing on the candidate's areas of expertise and the role's requirements.
Practice troubleshooting exercises and network configuration scenarios, honing the candidate's problem-solving skills and technical proficiency.
Research AUBAY S.A. and the client's industry, demonstrating a strong understanding of the company's values and the role's context.

ATS Keywords: (Organized by category)

Programming Languages:

Python, Bash, PowerShell

Networking Technologies:

IPV4, TCP/IP, STP, Dot1Q, OSPF, EIGRP, BGP, Static, MPLS, LDP, VRF, MP-BGP, DataCenter (Cisco Nexus 7000, 9000, Fex), High Availability (HSRP, Port-Channel, VDC, VPC), Tunnel GRE, IPSec, QoS, SD-WAN, Cisco ISE, Cisco Prime, Spectrum, Metrology, 802.1x

Tools & Methodologies:

Cisco Prime, Spectrum, Metrology, Agile methodologies

Soft Skills:

Problem-solving, teamwork, communication, adaptability, continuous learning

Industry Terms:

Network management, network infrastructure, high availability, network security, network optimization, network monitoring

📝 Enhancement Note: The interview process for this role will focus on the candidate's technical skills and experience, as well as their cultural fit and problem-solving abilities. Candidates should be prepared to demonstrate their expertise in networking protocols, technologies, and best practices, highlighting their relevant experience and accomplishments.

🛠 Technology Stack & Web Infrastructure

Networking Technologies:

IPV4, TCP/IP, STP, Dot1Q, OSPF, EIGRP, BGP, Static, MPLS, LDP, VRF, MP-BGP, DataCenter (Cisco Nexus 7000, 9000, Fex), High Availability (HSRP, Port-Channel, VDC, VPC), Tunnel GRE, IPSec, QoS, SD-WAN, Cisco ISE, Cisco Prime, Spectrum, Metrology, 802.1x

Network Infrastructure:

The network infrastructure is based on Cisco Nexus 7000 and 9000 series switches, providing high-speed connectivity and reliable communication channels.
The network is designed with high availability in mind, featuring redundant paths and failover mechanisms to ensure minimal downtime and maximum performance.
The network is monitored and managed using Cisco Prime and Spectrum, providing real-time visibility into network performance and enabling proactive issue resolution.

📝 Enhancement Note: The network infrastructure at AUBAY S.A. is designed to provide high-speed connectivity and reliable communication channels, with a focus on high availability and performance. Network Engineers should be familiar with Cisco networking technologies and best practices, as well as relevant monitoring and management tools.

👥 Team Culture & Values

Network Engineer Values:

Technical Expertise: Network Engineers are expected to have a strong foundation in networking protocols, technologies, and best practices, continuously expanding their knowledge and skills.
Collaboration: Network Engineers work closely with other teams, contributing to the development and maintenance of network infrastructure and ensuring the stability, availability, and performance of the network.
Problem-solving: Network Engineers are responsible for identifying and resolving network issues, demonstrating strong troubleshooting skills and a proactive approach to network management.
Continuous Learning: Network Engineers are encouraged to stay up-to-date with the latest networking technologies and best practices, contributing to their professional development and career progression.

Collaboration Style:

Cross-functional Collaboration: Network Engineers work closely with other teams, such as DataCenter and Delivery Management, to ensure the smooth operation of network infrastructure and the successful completion of projects.
Code Review Culture: Network Engineers are encouraged to review each other's work, providing feedback and contributing to the continuous improvement of network infrastructure and best practices.
Knowledge Sharing: Network Engineers are expected to share their knowledge and experience with other team members, fostering a collaborative and inclusive work environment.

📝 Enhancement Note: The Network Engineer role at AUBAY S.A. requires a strong foundation in networking technologies and best practices, as well as a collaborative and problem-solving mindset. Network Engineers should be comfortable working in a dynamic and international environment, contributing to the development and maintenance of network infrastructure and ensuring the stability, availability, and performance of the network.

⚡ Challenges & Growth Opportunities

Technical Challenges:

Network Stability: Ensure the stability, availability, and performance of the network, monitoring network performance and proactively identifying and resolving issues.
High Availability: Design and implement high availability solutions, ensuring minimal downtime and maximum performance of network infrastructure.
Network Optimization: Continuously optimize network performance, reducing latency, and improving overall network efficiency.
Emerging Technologies: Stay up-to-date with the latest networking technologies and best practices, contributing to the development and implementation of cutting-edge network solutions.

Learning & Development Opportunities:

Technical Training: AUBAY S.A. offers opportunities for technical training and certification, enabling Network Engineers to expand their knowledge and skills in the field.
Conferences & Events: Network Engineers are encouraged to attend industry conferences and events, staying up-to-date with the latest networking technologies and best practices.
Mentorship & Leadership: Network Engineers may have the opportunity to take on mentorship and leadership roles, contributing to the development and growth of junior team members and the organization as a whole.

📝 Enhancement Note: The Network Engineer role at AUBAY S.A. offers significant opportunities for professional growth and development, with a focus on technical skill-building and career advancement. Network Engineers can expect to work on challenging projects and collaborate with experienced professionals, contributing to their long-term success in the field.

💡 Interview Preparation

Technical Questions:

Networking Fundamentals: Demonstrate a strong understanding of networking protocols, technologies, and best practices, focusing on the candidate's areas of expertise and the role's requirements.
Troubleshooting Scenarios: Walk through network configuration and troubleshooting scenarios, showcasing the candidate's problem-solving skills and technical proficiency.
Network Design & Architecture: Discuss network design and architecture principles, highlighting the candidate's experience with high availability and network optimization.

Company & Culture Questions:

Company Values: Demonstrate a strong understanding of AUBAY S.A.'s values and culture, highlighting the candidate's fit with the organization and the role's requirements.
Team Dynamics: Discuss the candidate's experience working in a collaborative and dynamic team environment, focusing on their ability to adapt to change and contribute to the organization's success.
Industry Context: Demonstrate a strong understanding of the client's industry and the role's context, highlighting the candidate's ability to work effectively in a banking environment.

Portfolio Presentation Strategy:

Case Studies: Highlight relevant network projects and case studies, demonstrating the candidate's experience with the mentioned technologies and best practices.
Technical Deep Dive: Provide a detailed technical deep dive into the candidate's experience, focusing on their areas of expertise and the role's requirements.
Problem-solving Approach: Demonstrate the candidate's problem-solving approach to network management, highlighting their ability to identify and resolve network issues proactively.

📝 Enhancement Note: The interview process for this role will focus on the candidate's technical skills and experience, as well as their cultural fit and problem-solving abilities. Candidates should be prepared to demonstrate their expertise in networking protocols, technologies, and best practices, highlighting their relevant experience and accomplishments.

📌 Application Steps

To apply for this Network Engineer position at AUBAY S.A.:

Submit Your Application: Click on the application link provided in the job listing and complete the online application form.
Tailor Your Resume: Highlight your relevant experience and qualifications, focusing on your technical skills and accomplishments in the field of network engineering.
Prepare Your Portfolio: Include relevant network projects and case studies, demonstrating your experience with the mentioned technologies and best practices. Ensure your portfolio is well-organized and easy to navigate.
Research AUBAY S.A.: Familiarize yourself with the company's values, culture, and industry context, demonstrating your understanding of the organization and the role's requirements.
Practice Technical Interview Preparation: Brush up on your networking skills and knowledge, focusing on the candidate's areas of expertise and the role's requirements. Practice troubleshooting exercises and network configuration scenarios to hone your problem-solving skills and technical proficiency.

⚠️ Important Notice: This enhanced job description includes AI-generated insights and network engineering industry-standard assumptions. All details should be verified directly with the hiring organization before making application decisions.

Network Engineer