Security Engineer – Senior / Specialist (Arg, Híbrido/Remoto, ref. 144197)

Security Engineer – Senior / Specialist (Arg, Híbrido/Remoto, ref. 144197) Company: project in Accenture Level: Senior / Specialist Work model: Hybrid preferred | Remote possible from anywhere in Argentina Office location: Parque Patricios (for AMBA-based candidates) Working hours: 9:00 AM – 6:00 PM English level: Advanced (C1+ – Mandatory) About the role We are looking for a Senior Security Engineer to provide technical and process guidance for Exchange-related technologies and capabilities within Accenture’s global managed services offering. In this role, you will work closely with Product Management, Delivery Center administrators, and Engineering teams to ensure alignment with Accenture’s strategic direction and initiatives. You will be responsible for defining technical aspects of new Microsoft 365 / O365 capabilities , ensuring service stability, security, and operational excellence across the messaging platform. Key Responsibilities Provide technical and process guidance for Exchange technologies within global managed services. Collaborate with Product Management, Delivery Center teams, and Engineering to ensure alignment with Accenture’s strategic roadmap. Define the technical aspects of new O365 / Microsoft 365 capabilities in line with Accenture requirements. Perform advanced troubleshooting of operational issues related to messaging services. Test and validate patches to ensure stability, security, and reliability of the messaging environment. Contribute to continuous improvement of service quality and operational processes. Required Skills Advanced knowledge of Microsoft 365 . Strong expertise in Defender for Office 365 . Solid technical experience with SMTP , particularly in Exchange / Microsoft 365 configurations . Nice to have Experience with Proofpoint Enterprise Protection , including Targeted Attack Protection . Work Model Hybrid (preferred) for candidates based in AMBA, with on-site presence at Parque Patricios as required. Remote option available for candidates located anywhere in Argentina. Candidates from all provinces are welcome . Apply here Join a global security team working on enterprise-scale messaging and security solutions. Apply directly through this posting and take the next step in your career with Accenture.