Security Operation Analyst

Keystone Solutions is seeking a Medior Security Operation Analyst for a consultancy mission at a client site. In this role, you will be responsible for:

• Identification, analysis, and qualification of security events using SIEM/EDR tools.
• Evaluation of the severity of security incidents, notification, follow-up, and escalation.
• Support for the correction and/or mitigation of security risks.
• Recommendations on immediate and long-term corrective measures.
• Assistance in investigations and handling of security incidents.
• Contribution to the definition of the strategy for collecting and managing security events.
• Participation in the continuous improvement of procedures for monitoring threats, vulnerabilities, and attacks.
• Involvement in the implementation of security projects such as data classification, account security, and data leak protection.
• Reference for the Purview solution (design, evolution, and daily management).
• Proficiency in IT tools such as O365 and ServiceNow.

This position will be carried out under Keystone Solutions’ consultancy model, allowing you to work on dynamic projects that offer diverse challenges across various client environments. As a consultant, you will experience turbo-charged learning and professional development opportunities, all while contributing to your career growth within our framework. Being a ‘K-Stone’ means bringing our core values to every engagement. If you are ready to tackle technical and strategic challenges in a dynamic consultancy environment, apply today at . Duration: 01/09/2026 - 31/01/2027 5 months * (full time)

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Language requirements: Dutch Level Professional working proficiency English Level Professional working proficiency French Level Native or bilingual proficiency