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!
Or go to our website https://bit.ly/475v5em