Cyber Security Architect

SII Belgium is seeking a highly motivated and experienced Cybersecurity Engineer to join our team. In this role, you will be responsible for designing, implementing, and optimizing cybersecurity solutions. You will work on protecting sensitive systems, supporting security architecture, and advising on the integration of secure technologies in complex environments.

SII is a European digital and engineering services company with 16,000 experts. SII Belgium supports large organizations in adopting new technologies and driving innovation. We value empowerment and entrepreneurship, offering our people a fulfilling and stimulating work environment.

Our mission is to contribute to the design and development of next-generation products and services for our customers. SII is committed to building a sustainable digital world and is recognized as a great place to work.

Your responsibilities

• Design and implement IAM (Identity and Access Management) and PAM (Privileged Access Management) solutions tailored to customer environments.
• Lead the design and integration of PKI (Public Key Infrastructure) into new and existing systems.
• Define cybersecurity architectures and roadmaps, aligned with industry standards and best practices.
• Support customers in assessing their cybersecurity maturity and define pragmatic improvement plans.
• Advise on and implement network security measures (firewalls, IPsec gateways, segmentation, etc.).
• Participate in the deployment and tuning of threat detection and SIEM solutions, in particular in telco or critical infrastructure environments.
• Contribute to the security of cloud and containerized platforms, with a vendor-agnostic approach.
• Optionally contribute to securing LTE networks and MCX (Mission Critical Communications) solutions.

Your profile

• Master’s degree in Cybersecurity, Information Technology, or related field (or equivalent work experience).
• 4+ years of experience in the design and implementation of cybersecurity solutions, ideally in telecommunications and/or defense environments.
• Hands-on experience in:

*IAM/PAM architecture & deployment.

*PKI design & system integration.

• Solid knowledge of network and security fundamentals, including TCP/IP, DNS, routing, and firewalls.
• Relevant industry certifications are strong assets (Security+, GSEC, CISSP, CISM, ISO27001, etc.).
• Strong analytical and problem-solving skills.
• Excellent communication and teamwork abilities.
• Fluent in English. French or Dutch is a plus.

What we offer

• A challenging and varied role in a growing company.
• The opportunity to work on cutting-edge technologies in critical sectors.
• A competitive salary and comprehensive benefits package.
• Continuous training and certification opportunities to grow your expertise.
• A warm and open company culture, supported by an international group.

If you are passionate about cybersecurity and want to make an impact in securing critical systems, we would love to hear from you!

👉 Apply now and join our dynamic team at SII Belgium! Let’s Tech Together!