Senior Network Support Engineer

Senior Support / Network Engineer Opportunity in the Telecom Sector!

A fast-growing high-tech company is seeking a skilled Senior Support / Network Engineer to join their global CSO Access team. This is a fantastic opportunity to work in an international environment on innovative network connectivity solutions that power leading service providers worldwide.

Position: Senior Support / Network Engineer

Location: Leuven, Belgium (Hybrid - 3 days on-site, 2 days remote)

Experience: Minimum 5 years in telecom or enterprise networking environments

About the Company

Our client is a trusted provider of open, software-driven network connectivity solutions, supporting over 120 international service providers, including Tier 1 carriers. With nearly 500 employees worldwide, their culture fosters empowerment, openness, and collaboration across diverse, agile teams. They are dedicated to innovation and delivering high-value technical solutions globally.

Responsibilities

• Provide technical support to operators and integrators worldwide, validating solutions and driving project wins.
• Troubleshoot and resolve complex hardware and software issues by collaborating with R&D and cross-functional teams.
• Pre-validate new features before customer demonstrations and handle customer queries related to network devices.
• Assist in pre-sales consultancy, including network design validation and testing.
• Deliver support through CRM tools and act as a key interface between customers and internal departments.
• Participate in 24/7 on-call rotation when required.
• Train colleagues and customers on the latest product updates.
• Stay updated on industry trends and competitor technologies.

Requirements

• Bachelor's or Master's degree in Electronics, Computer Science, or equivalent experience.
• Minimum 5 years' experience in telecom or enterprise networking.
• Strong expertise in routing, switching, VPNs, and related protocols such as Ethernet, OSPF, BGP, IPSec, NetConf, and QoS.
• Hands-on experience configuring and troubleshooting network devices.
• Familiarity with Wireshark and network traffic analysis.
• Fluent in English (additional languages are a plus).
• Ability to work effectively in international, cross-functional teams.
• Willingness to travel occasionally for special assignments.
• Experience with scripting (Python, Bash) and network certifications (Cisco, Juniper, Nokia) are desirable.

Nice to Have

• Knowledge of broadband access technologies and testing tools like Spirent.
• Experience with Linux operating systems (Ubuntu/Debian).
• Understanding of SDN, virtualization, and virtual router platforms.
• Experience with NetConf/XML and REST API communication.

What They Offer

• Competitive salary and benefits package.
• Hybrid work flexibility with a strong international team environment.
• Opportunities to contribute to cutting-edge network technology projects.
• Supportive culture valuing trust, openness, and collaboration.

If you're ready to take on this exciting role and help shape the future of network connectivity, please contact: