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: Networking & Infrastructure
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 Skills: Proficiency in various networking protocols and technologies, including MPLS and DataCenter equipment, strong network performance and troubleshooting skills.

📝 Enhancement Note: This role requires a solid understanding of network infrastructure and a proven track record in network management and troubleshooting. Familiarity with banking industry network requirements would be an asset.

💻 Primary Responsibilities

Network Management: Oversee daily network activities, ensure network operations and maintenance, and monitor network stability.
Troubleshooting: Diagnose and resolve network issues, provide Level 3 support, and collaborate with other teams to address network problems.
Project Support: Participate in project meetings, provide recommendations on network projects, and contribute to network infrastructure improvements.
Documentation: Maintain up-to-date network documentation and referentials.

📝 Enhancement Note: This role requires strong problem-solving skills and the ability to work effectively in a team environment. Experience with network automation and scripting would be beneficial.

🎓 Skills & Qualifications

Education: A bachelor's degree in Computer Science, Information Technology, or a related field. Relevant certifications such as Cisco CCNA, CCNP, or Juniper JNCIA/JNCIS would be an asset.

Experience: Proven experience (2-5 years) in network engineering, with a strong focus on network management and troubleshooting.

Required Skills:

Proficiency in IPV4, TCP/IP, STP, Dot1Q, OSPF, EIGRP, BGP, Static, MPLS (P/PE/CE/Route Reflector), 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.
Strong network performance and troubleshooting skills.
Experience with network automation and scripting tools would be an advantage.

Preferred Skills:

Familiarity with banking industry network requirements.
Experience with network virtualization and software-defined networking (SDN/NFV).
Knowledge of French and Luxembourgish languages.

📝 Enhancement Note: Candidates with experience in a similar role within a banking environment will have a competitive advantage. Familiarity with network virtualization and software-defined networking would be beneficial for future career growth.

📊 Web Portfolio & Project Requirements

Portfolio Essentials: A portfolio showcasing network design, configuration, and troubleshooting projects. Include case studies demonstrating network performance optimization, issue resolution, and collaboration with other teams.
Technical Documentation: Document network configurations, troubleshooting steps, and project recommendations. Include network diagrams, topology maps, and performance metrics.

📝 Enhancement Note: Candidates should focus on demonstrating their network management and troubleshooting skills through real-world examples and case studies. Highlight any experience working in a banking environment or with network virtualization technologies.

💵 Compensation & Benefits

Salary Range: The salary range for a Network Engineer in Luxembourg is typically between €45,000 and €65,000 per year, depending on experience and qualifications. This role is expected to fall within this range.

Benefits: AUBAY S.A. offers a competitive benefits package, including health insurance, retirement plans, and employee discounts. Additional benefits may include professional development opportunities and flexible working arrangements.

Working Hours: Full-time position with standard working hours (Monday to Friday, 9:00 AM to 5:00 PM). Occasional overtime may be required to address network issues or support projects.

📝 Enhancement Note: Salary estimates are based on market research and industry standards for Network Engineer roles in Luxembourg. Benefits and working hours may vary depending on the specific terms of employment.

🎯 Team & Company Context

🏢 Company Culture

Industry: AUBAY S.A. is a technology consulting and services company operating primarily in the financial services industry. This role will focus on supporting a banking client based in Luxembourg.

Company Size: AUBAY S.A. is a mid-sized company with a strong focus on technology and innovation. This size allows for a collaborative work environment and opportunities for professional growth.

Founded: AUBAY S.A. was founded in 1994 and has since grown to become a trusted technology partner for various industries, including banking and finance.

Team Structure: The Network Engineering team will consist of experienced network professionals, working collaboratively to ensure network stability, performance, and security. The team will work closely with other technical teams, such as DataCenter and Delivery Management, to support projects and address network issues.

Development Methodology: AUBAY S.A. follows Agile development methodologies, focusing on iterative development, continuous improvement, and customer satisfaction. Network Engineering teams will work closely with project teams to ensure network requirements are met and network infrastructure supports project goals.

Company Website: https://www.aubay.com/

📝 Enhancement Note: AUBAY S.A.'s focus on the financial services industry and commitment to technology and innovation make it an attractive employer for Network Engineers seeking to work in a dynamic and challenging environment.

📈 Career & Growth Analysis

Network Engineer Career Level: This role is at the intermediate level, requiring a solid understanding of network infrastructure and proven experience in network management and troubleshooting. The role offers opportunities for career growth, including specializing in specific network technologies or moving into a senior network engineering or architecture role.

Reporting Structure: The Network Engineer will report directly to the Network Manager or a similar role, depending on the specific organizational structure of the client's network team.

Technical Impact: The Network Engineer will have a significant impact on the client's network infrastructure, ensuring network stability, performance, and security. They will work closely with other teams to support projects and address network issues, contributing to the overall success of the client's technology initiatives.

Growth Opportunities:

Specialization: Develop expertise in specific network technologies, such as MPLS, SD-WAN, or network virtualization, to become a subject matter expert (SME) in that area.
Senior Network Engineer: Gain experience in network architecture, design, and strategy to advance to a senior network engineering role, leading a team of network professionals.
Network Architect: Develop expertise in network design, architecture, and strategy to become a network architect, responsible for designing and implementing network infrastructure that supports the client's business goals.

📝 Enhancement Note: This role offers opportunities for career growth and specialization, allowing Network Engineers to develop their skills and advance their careers within the organization.

🌐 Work Environment

Office Type: AUBAY S.A. operates in a modern, collaborative office environment, fostering open communication and teamwork. The office is located in Kirchberg, Luxembourg, a vibrant and modern business district with easy access to public transportation and amenities.

Office Location(s): Kirchberg, Luxembourg

Workspace Context:

Collaborative Environment: The office features open-plan workspaces, encouraging collaboration and communication among team members.
Technical Infrastructure: The office is equipped with state-of-the-art technology, including high-speed internet, multiple monitors, and testing devices, to support network engineering tasks.
Work-Life Balance: AUBAY S.A. promotes a healthy work-life balance, offering flexible working arrangements and a supportive work environment.

Work Schedule: Full-time position with standard working hours (Monday to Friday, 9:00 AM to 5:00 PM). Occasional overtime may be required to address network issues or support projects.

📝 Enhancement Note: AUBAY S.A.'s modern and collaborative office environment, combined with its focus on work-life balance, makes it an attractive workplace for Network Engineers seeking a supportive and engaging work environment.

📄 Application & Technical Interview Process

Interview Process:

Technical Assessment: A technical assessment or coding challenge focused on network configuration, troubleshooting, and performance optimization. Candidates should be prepared to demonstrate their network management and troubleshooting skills through real-world examples and case studies.
Behavioral Interview: A behavioral interview focused on problem-solving, teamwork, and communication skills. Candidates should be prepared to discuss their approach to network management, troubleshooting, and collaboration with other teams.
Final Interview: A final interview with the hiring manager or a senior network professional, focusing on cultural fit, career goals, and expectations for the role.

Portfolio Review Tips:

Network Design: Include examples of network designs, configurations, and diagrams that demonstrate your understanding of network infrastructure and best practices.
Troubleshooting: Highlight case studies demonstrating your ability to diagnose and resolve network issues, including performance optimization and collaboration with other teams.
Project Management: Showcase your experience with network project management, including project planning, execution, and documentation.

Technical Challenge Preparation:

Network Configuration: Brush up on your network configuration skills, focusing on the technologies and protocols listed in the job description.
Troubleshooting: Practice network troubleshooting exercises, focusing on diagnosing and resolving network issues in a timely and efficient manner.
Collaboration: Prepare for collaboration-focused interview questions, demonstrating your ability to work effectively with other teams to address network issues and support projects.

ATS Keywords: Programming languages, network protocols, and tools relevant to network engineering, including IPV4, TCP/IP, STP, Dot1Q, OSPF, EIGRP, BGP, Static, MPLS, LDP, VRF, MP-BGP, DataCenter, High Availability, Tunnel GRE, IPSec, QoS, SD-WAN, Cisco ISE, Cisco Prime, Spectrum, metrology, 802.1x.

📝 Enhancement Note: The interview process for this role will focus on assessing the candidate's technical skills, problem-solving abilities, and collaboration skills. Candidates should be prepared to demonstrate their network management and troubleshooting skills through real-world examples and case studies.

🛠 Technology Stack & Web Infrastructure

Network Technologies:

IPV4, TCP/IP, STP, Dot1Q, OSPF, EIGRP, BGP, Static, MPLS (P/PE/CE/Route Reflector), 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 client's network infrastructure will consist of various network equipment, including Cisco Nexus switches, routers, and firewalls. The network will also include MPLS and SD-WAN technologies, as well as network virtualization and software-defined networking (SDN/NFV) components.

📝 Enhancement Note: Familiarity with the listed network technologies and infrastructure components is essential for success in this role. Candidates should be prepared to demonstrate their expertise in these areas during the interview process.

👥 Team Culture & Values

Network Engineering Values:

Expertise: AUBAY S.A. values expertise and continuous learning, encouraging Network Engineers to stay up-to-date with the latest network technologies and best practices.
Collaboration: AUBAY S.A. fosters a collaborative work environment, encouraging Network Engineers to work closely with other teams to address network issues and support projects.
Innovation: AUBAY S.A. encourages innovation and creative problem-solving, allowing Network Engineers to explore new technologies and approaches to network management and troubleshooting.
Customer Focus: AUBAY S.A. is committed to delivering exceptional customer service, ensuring that Network Engineers prioritize the needs and expectations of their clients.

Collaboration Style:

Cross-Functional Integration: Network Engineers will work closely with other technical teams, such as DataCenter and Delivery Management, to support projects and address network issues.
Code Review Culture: AUBAY S.A. encourages a code review culture, allowing Network Engineers to learn from each other and improve their skills and knowledge.
Knowledge Sharing: AUBAY S.A. fosters a culture of knowledge sharing, encouraging Network Engineers to share their expertise and experience with their colleagues.

📝 Enhancement Note: AUBAY S.A.'s commitment to expertise, collaboration, innovation, and customer focus makes it an attractive employer for Network Engineers seeking a challenging and rewarding work environment.

⚡ Challenges & Growth Opportunities

Technical Challenges:

Network Performance Optimization: Develop and implement strategies to optimize network performance, including network configuration, tuning, and optimization techniques.
Network Virtualization: Explore and implement network virtualization and software-defined networking (SDN/NFV) technologies to support the client's business goals and initiatives.
Network Security: Ensure network security by implementing and managing network security protocols, tools, and best practices.

Learning & Development Opportunities:

Network Technology Training: AUBAY S.A. offers training and development opportunities, allowing Network Engineers to stay up-to-date with the latest network technologies and best practices.
Conferences and Events: Attend industry conferences and events to learn from other network professionals, share knowledge, and gain insights into emerging network technologies and trends.
Mentorship: AUBAY S.A. offers mentorship opportunities, allowing Network Engineers to learn from experienced professionals and develop their skills and careers.

📝 Enhancement Note: This role offers opportunities for technical growth and development, allowing Network Engineers to expand their skills and knowledge in network performance optimization, network virtualization, and network security.

💡 Interview Preparation

Technical Questions:

Network Configuration: Prepare for technical questions focused on network configuration, including network design, topology, and configuration best practices.
Troubleshooting: Prepare for technical questions focused on network troubleshooting, including network issue diagnosis, resolution, and performance optimization techniques.
Project Management: Prepare for technical questions focused on network project management, including project planning, execution, and documentation.

Company & Culture Questions:

Network Engineering Culture: Research AUBAY S.A.'s network engineering culture, focusing on expertise, collaboration, innovation, and customer focus.
Network Technology Trends: Stay up-to-date with the latest network technology trends, including network virtualization, software-defined networking (SDN/NFV), and network security best practices.
Client Focus: Prepare for questions focused on understanding the client's business goals, initiatives, and network requirements.

Portfolio Presentation Strategy:

Network Design: Present network design case studies, demonstrating your understanding of network infrastructure and best practices.
Troubleshooting: Present troubleshooting case studies, demonstrating your ability to diagnose and resolve network issues in a timely and efficient manner.
Project Management: Present project management case studies, demonstrating your experience with network project planning, execution, and documentation.

📝 Enhancement Note: The interview process for this role will focus on assessing the candidate's technical skills, problem-solving abilities, and collaboration skills. Candidates should be prepared to demonstrate their network management and troubleshooting skills through real-world examples and case studies.

📌 Application Steps

To apply for this Network Engineer position:

Customize Your Portfolio: Tailor your portfolio to highlight your network management and troubleshooting skills, focusing on network design, configuration, and troubleshooting projects. Include case studies demonstrating your ability to optimize network performance, diagnose and resolve network issues, and collaborate with other teams.
Optimize Your Resume: Highlight your network engineering experience, focusing on network management, troubleshooting, and project management skills. Include relevant network technologies, protocols, and tools, as well as any relevant certifications or training.
Prepare for Technical Interview: Brush up on your network configuration, troubleshooting, and project management skills. Practice network configuration exercises, troubleshooting scenarios, and project management case studies to ensure you are well-prepared for the technical assessment.
Research the Company and Client: Familiarize yourself with AUBAY S.A.'s network engineering culture, values, and client focus. Understand the client's business goals, initiatives, and network requirements to demonstrate your fit for the role and commitment to the client's success.

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

Network Engineer