Network Security Engineer

Join our team as a Network Security Engineer.   

Protect and Optimize IT Infrastructure at Luminus!

At Luminus, our ICT department is committed to optimizing energy consumption by focusing on cybersecurity, data intelligence and network infrastructures. Our ultimate objective is to develop smarter energy systems that assist both our customers and colleagues in reducing CO2 emissions and enhancing energy efficiency. Learn how a Network Security Engineer can help achieve this objective.

As a Network Security Engineer, 
you’ll ensure the security and performance of our IT infrastructure by managing and optimizing WAN, LAN and firewalls. You’ll safeguard critical energy systems from cyber threats while troubleshooting, mentoring and collaborating with teams to enhance operational efficiency.
 

What You'll Do

• You will manage and maintain network infrastructure (WAN, LAN, VPN, DNS, FW). 
• You will provide second and third-line support and troubleshoot complex issues. 
• You will ensure network security standards, propose improvements and deploy solutions. You will collaborate with third parties and internal teams to resolve issues efficiently.

What You Bring

• You have preferably over 5 years of experience in network security. 
• You possess expertise in MPLS, LAN/WAN technologies, BGP, OSPF, QOS, tunneling (GRE, IPSEC) and firewall management (Checkpoint, Palo Alto, etc.). 
• You have strong troubleshooting skills and the ability to mentor juniors. 
• You have a team player mentality. 
• You are fluent in English (Dutch and/or French is a plus).

We encourage candidates from all backgrounds to apply because we value innovative and inclusive teams.

Why Join Us?
 

• At Luminus, you’ll manage and secure a complex network environment using the latest technologies, including MPLS, BGP, OSPF and top-tier firewalls like Palo Alto and Checkpoint.
• Your expertise in network security will directly contribute to the stability and security of Belgium’s energy infrastructure. Make a real impact !
• You work from home or in a Luminus hub close to home. Nine-to-five, or not? There are options to make your schedule work for you.

What you’ll get in return?

The energy sector is one of the most rewarding industries in Belgium with a highly rewarding compensation and benefits package: 
 

• Competitive compensation: Attractive salary with a performance-based bonus that can be optimized to your personal preferences, plus meal vouchers.
• Insurance & social benefits: Group insurance and hospitalization coverage for the entire family. Additional reimbursement for healthcare and pharmaceutical costs.
• Mobility: Full reimbursement for public transport, kilometer-based cycling reimbursement and flexible mobility choices: you can choose between a company car or mobility budget. 
• Internet & communication: Home internet covered, reimbursement for a personal mobile device with a phone subscription.
• Home Office: A fully-equipped home office, including an ergonomical ICT set-up.
• Exclusive discounts: 30% off gas and electricity after six months, discounts on energy-saving services (e.g., solar panels, heat pumps) and reduced prices on top brands, amusement parks, festivals and more.

Curious about your benefits and more? Visit our jobsite.

Discover more about our IT Department and Projects !