Linux Security Expert Consultant - #53423

Mission Overview:

Responsibilities:

• Manage the lifecycle of Security assets, including Red Hat IdM, security monitoring tools, and in-house solutions.
• Responsible for hardening Linux OS and related IDM (LDAP, Kerberos).
• Involved in security monitoring and analysis of security events.
• Contribute to migration of infrastructure and application assets to Group Cloud infrastructure.
• Provide third line security support and incident response for authentication, authorisation, and vulnerability issues.
• Participate in Critical Asset Recovery, DORA compliance, and other projects.
• Develop and maintain scripts and in-house security solutions.
• Engage in risk and vulnerability management, including closing risks, contributing to audit campaigns, control plans, and reporting to management.
• Work autonomously on large, complex tasks and collaborate closely with team members and IT partners.
• Operate in a multicultural environment.
• Perform at least 40% of work on premise.
• Participate in On-Call activities on a rotational basis (7/7 18:00 – 7:30).

Requirements:

• Language: English mandatory, French preferred, Dutch optional.
• Bachelor Degree required.
• Red Hat Certified Engineer (RHCE) certification.
• Expectation: 50% on site & 50% homeworking.
• At least 7 years of relevant experience.
• Technical experience mandatory: Red Hat Linux OS security, Red Hat Identity Management (IdM) Directory Server, Kerberos MIT, scripting and tools (Bash, Perl, Ansible).
• Technical experience preferable: Identity and Access Management (IAM) solutions, tools (CyberArk, Elastic/ELK), knowledge of AIX and Windows security.
• Business experience preferable: Financial Sector.
• Soft skills: critical thinking, analytical rigor, client-focused, knowledge sharing, teamwork, active collaboration.

Keystone Solutions Advantages:

• Consultancy Nature: You will work on-site as a consultant, embodying the Keystone Solutions identity.
• Dynamic Projects: Experience diverse challenges across various client environments.
• Turbo-Charged Learning: Accelerate your professional development and broaden your learning experiences.
• Skyrocketing Ambition: Keystone Solutions is committed to your career growth within our framework.
• Values: As a K-Stone, you bring core values to every engagement, fostering trust, collaboration, and excellence.

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