Senior Security Engineer

Operate and maintain Checkpoint, Checkpoint Maestro Hyperscale, and Palo Alto firewalls in line with no-downtime principles Manage and execute projects aimed at improving network security Troubleshoot and resolve firewall issues in a live production environment Build and maintain a firewall lab / test environment comparable to production setups Resolve incidents involving adjacent network devices Design and implement new security principles to protect the Global Aviation IT environment from external threats

Extensive knowledge of routing protocols, with strong expertise in OSPF Extensive hands-on experience with Checkpoint and Palo Alto firewalls Strong knowledge of Layer 2 / Layer 3 networking CCSA certification (or equivalent) CCSE certification (or equivalent) CCSM certification is a plus CCME certification is a plus Experience working with Linux and Windows servers in a networked environment Proven experience in maintaining and debugging network equipment Experience with Checkpoint R81.x / R82.x Strong written and verbal communication skills in English Votre profil You have at least 5 years of professional experiences in IT If you are at least fluent in ENG it's best You're eager to learn, motivated and curious

Advantages Hospitalization insurance (partner/children incl.) Group insurance Dental insurance (partner/children included) 20 days statutory paid vacations (legal vacations cumulated for 1 year of work) 11 days recovery time work 38/40 per year (= annual average: 1 day per 20 days worked) if the client asks you to work 8h/day Representation fee net per month. Internet fee of € 40 per month. Company car with national fuel card OR Public transport reimbursed OR mobility package. Daily fee of 5.50€ net /day provided. Subscription GSM unlimited calls for Belgium (ITS subscription) Training plan (e-learning - certification at ITS charge)

Extra advantages: Being a rather small team in BE (6 in back-office), we're very close to each of our consultants and we differentiate ourselves trying to really take care of you and make you grow with us and within our different clients. Regular follow-up (every 3 to 6months depending on your needs/will) Regular teambuilding to meet-up and have fun (every 3 months more or less) Flexibility and trust Benefits of still being part to a bigger group (ITS Group) and having access to resources and of a larger team of Experts Co-optation system because sharing is caring! Processus de recrutement 1st pre-screening on the phone to discuss about your search and conditions and our first potential opportunities matching. Job descriptions sent and Teams meeting fixed with us (HR and Sales) to dig into your experience and the role. Package proposal so we all agree beforehand. Your CV is sent to the different clients you've agreed to, to find the best mission for you!

En ligne depuis le 10.04.2026

Diegem

For more than 25 years, ITS Group has been a French ESN specializing in digital transformation, employing around 1,400 employees across 8 agencies in France and 1 in Belgium. Our expertise: IT infrastructure & operations, cloud & managed services, mobility, workstations & networks, strategy, consulting & AMO, cybersecurity, development of business applications. ITS Group places its CSR commitment at the heart of its concerns by developing sustainable and responsible digital technology and by promoting the professional and personal development of its employees.