Ingénieur sécurité ICT

We are looking for a hands-on, highly technical Security Engineer to strengthen and evolve our security posture in a modern, fast-moving environment.

This role is for someone who enjoys being deep in the tools
, solving real security problems, improving configurations, implementing controls, and owning technical security topics end-to-end. You will play a key role in hardening systems, improving visibility, tuning detections, investigating suspicious activity, and driving remediation in close partnership with IT and infrastructure teams
.

If you enjoy combining engineering, operations, and security problem-solving
, this role is for you.

You will help implement, configure, harden, monitor, and continuously improve our security ecosystem.

Your responsibilities will include:

• Hardening and securing Active Directory
• Improving identity and access security across Okta and Microsoft Entra
• Strengthening the overall security posture of the Microsoft environment
• Enhancing and tuning Microsoft Defender and Crowd Strike
• Improving detections, alerts, and monitoring capabilities
• Investigating suspicious activity and supporting incident response and remediation
• Strengthening endpoint and device security through Intune and JAMF
• Improving email security using Abnormal Security and Sendmarc
• Securing external applications and internal access through Cloudflare
• Improving threat visibility and response with tools such as Darktrace
• Supporting the implementation of stronger security controls as we expand our AWS footprint

You will also assess the current environment, identify security gaps or weaknesses, recommend practical improvements, and help ope rationalise security initiatives.

We operate a modern security stack that includes technologies such as:

• Identity & Access: Active Directory, Okta, Microsoft Entra
• Endpoint & Detection: Microsoft Defender, Crowd Strike, Darktrace
• Email Security: Abnormal Security, Sendmarc
• Network & Access Protection: Cloudflare
• Device Management: Intune (Windows), JAMF (Apple)
• Emerging Technology Security: Harmonic (AI usage security)
• Cloud: Growing AWS environment

You do not need to be an expert in every technology listed above. What matters most is your ability to operate confidently in a modern security environment, learn adjacent technologies quickly, and drive practical technical improvements
.

We are seeking someone with strong practical experience in areas such as:

• Identity and access security
• Endpoint protection and hardening
• Access control and system security
• Threat detection and monitoring
• Incident investigation and remediation
• Security engineering and operational security

You are likely someone who:

• Enjoys working directly in technical tools and environments
• Takes ownership and drives problems through to resolution
• Can balance security improvements with operational realities
• Has a pragmatic, implementation-focused mindset
• Collaborates effectively with IT and infrastructure teams

• Experience securing AWS environments
• Exposure to cloud security concepts and modern security architectures
• Experience working in multi-tool enterprise security environments

You’ll have the opportunity to make a real technical impact
, shape security improvements directly, and work across a modern and evolving security landscape with significant ownership and autonomy.