Infrastructure & Security Engineer

Infrastructure & Security Engineer (Azure, M365, Networks, IAM, Security)

SECO Group is looking for an Infrastructure & Security Engineer to join the IT Team.

Your mission:

SECO Group is looking for a proactive Infrastructure & Security Engineer to lead and strengthen its IT foundations. This is a hybrid role combining solution architecture, optimisation, and hands-on execution. You will design and implement secure, scalable, and cost-effective infrastructures, while ensuring compliance with industry standards such as ISO 27001. As the go-to expert for infrastructure and security, you will drive improvements in cloud, network, identity, and workplace technologies that support SECO’s growth and innovation.

Key responsibilities:

Infrastructure & Cloud (Azure, M365)

• Design, implement, and optimise SECO’s Microsoft Azure and M365 environments.
• Ensure scalability, performance, and cost optimisation across cloud workloads.
• Manage hybrid infrastructures (Azure AD, Intune, Exchange Online, SharePoint Online).

Network & Security

• Lead the implementation of SD-WAN, Zero Trust, and next-gen firewall solutions.
• Manage and optimise network connectivity across offices and remote users.
• Define and enforce IAM best practices, including role-based access controls and MFA.

Security Architecture & Compliance

• Implement and monitor security controls aligned with ISO 27001,
• Conduct vulnerability assessments, patch management, and risk mitigation.
• Contribute to SECO’s cybersecurity roadmap and awareness initiatives.

Solution Architecture & Optimisation

• Translate business needs into secure and efficient infrastructure solutions.
• Lead projects for system upgrades, migrations, and new security capabilities.
• Continuously improve processes, automation, and monitoring.

Hands-on Execution

• Take ownership of incidents, troubleshooting, and root cause analysis.
• Actively deploy, configure, and manage infrastructure and security tools.

Your profile:

• 5+ years of experience in infrastructure, cloud, and security engineering.
• Strong knowledge of Microsoft Azure & M365, networking, firewalls, and IAM.
• Proven expertise in SD-WAN, Zero Trust principles, and security best practices.
• Familiarity with ISO 27001 compliance and security frameworks.
• Experience with automation and scripting (PowerShell, Python, Bash).
• Analytical, structured, and proactive with strong communication skills.
• Able to balance strategic design with hands-on execution.

Preferred Certifications

• Microsoft Certified: Azure Administrator / Security Engineer
• Fortinet NSE (4 or 5) or equivalent firewall certification
• ITIL Foundation, ISO 27001 Lead Implementer (nice to have)

SECO offers:

• A central role leading infrastructure & security in a growing international company.
• A dynamic environment where you shape both architecture and operations.
• A competitive salary and benefits package (mobility budget, insurance, vouchers, etc.).
• A new office building in Diegem (green environment, outdoor sport facilities, parking, public transport access) with flexibility for remote work a few days/week.

Interested?

👇 Apply now and help build a safer future with SECO Belgium!

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