Adama S.

Cloud & Infrastructure Security Consultant

Salaire / Taux journalier

Paris, France

Freelance, ouvert au CDI

Expertises

Azure

Langues

Anglais

À propos

Introduction

Cloud & Infrastructure Security Consultant with 7+ years expertise in Microsoft ecosystems and Active Directory hardening. Proven track record securing enterprise environments at Avanade, implementing Microsoft Sentinel, Entra ID, and Defender solutions. Specialized in security frameworks, AD migrations, and Azure cloud security for enterprise clients.

Liens

Expérience de travail

Cloud & Infra Security Cons

Avanade

mars 2023 - Présent

3 ans 8 mois

92130 Issy-les-Moulineaux, France

Within the Security practice, my goal is to provide technical expertise in the Secure Cloud Platform field to key account customers: Mission: M365 security, ENTRA ID, Azure - Provide technical expertise on M365 & Entra ID - Provide expertise and advice on the use of Microsoft Sentinel - Participation in data security for the implementation of M365 Copilot (GenIA) - Support IAM teams for the deployment of Microsoft MDI sensors - Perform a Technical RACI on the Microsoft XDR part - Review of Conditional Access on ENTRA ID - Explore the implementation of Microsoft Clouds Apps - Studying a PAW Workstation on Azure Virtual Desktop - Define an MFA policy for breakglass accounts - Set up Microsoft Unified Security Operation (Microsoft Sentinel in the XDR portal) - Introducing Microsoft Copilot for Security Mission: Active Directory Security Framwork - Analysis of Ping Castle reports around the world - Define a remediation plan following the O reports - Writing an Active Directory Framework - Restitution of the framework to the Heads of Workplace, CIOs, CTOs, CISOs Mission : Active Directory Migration - Work with local IT on prerequisite verification prior to migration - Migrate Active Directory to a new domain with Binary Tree - Provide support during the migration Internal projects: - Azure Cloud Security : Azure Security, Defender for Cloud, CNAPP/CSPM/DevOps,Security Copilot for Defender Cloud,Azure Network Security - Participation in Secure Cloud / DevSecOps offerings in Azure - POC solutions such as Microsoft such as: Microsoft Security Copilot / Microsoft Defender for Cloud

System Engineer

Infeeny

juin 2022 - mars 2023

10 mois

92800 Puteaux, France

In the banking sector, my role is as a Tech Lead on the Windows Operations team, with responsibilities that include: • Administering platforms such as Active Directory and Exchange On-Premise. • Integrating operating systems and application servers into the new AD domain. • Handling Level 3 support tickets and managing the backlog. • Providing support to the Exchange team.

ScaleSquad

août 2020 - juil. 2022

2 ans

92000 Nanterre, France

System Engineer

août 2021 - juil. 2022

1 an

92000 Nanterre, France

In the Windows Team, which provides technical expertise for the operation (RUN) of key account clients, my responsibilities include: • Administering platforms such as Active Directory, RDS, Exchange On-Premise/Hybrid/Cloud, M365, Azure AD, Azure, OVH CLOUD, VMware ESXi 5.5 to 6.7 (including VMware Cloud), Hyper-V, SCVMM, and MIM. • Managing Patch Management using WSUS. • Ensuring operational maintenance through regular reporting. • Serving as the technical reference for a key account client in the Windows domain.

System Engineer Consultant

août 2020 - juil. 2021

1 an

92000 Nanterre, France

Consultant for the ARCADE-VYV Group, providing technical expertise for infrastructure and workstation environment references. Key responsibilities include: • Providing Level 3 support for on-premises and cloud Microsoft infrastructures and services. • Migrating Microsoft servers. • Automating recurring tasks using PowerShell. • Administering Active Directory, Azure Active Directory, and AD FS. • Managing M365 administration. • Conducting daily infrastructure monitoring and supervision. • Writing technical documentation (DEX). Projects: • Auditing Active Directory using PingCastle. • Developing an action plan for hardening Active Directory servers and delegating rights. • Implementing MFA on all Windows servers. • Implementing the Local Administrator Password Solution. • Enhancing security on M365. • Outsourcing backups to the cloud. • Managing the migration from SQL Server 2012 to SQL Server 2016, including the implementation of SQL Always On Availability Group and database migrations. • Implementing Microsoft Defender for Identity. Technical Environment: Windows Server 20XX, Active Directory, AD FS, O365, Azure Active Directory, RDS, Azure.

System Engineer

Orange Business Services

oct. 2018 - août 2020

1 an 11 mois

91300 Massy, France

Attached to the Operations Center ensuring the activity of managed services, specialized teams provide 24/7 services in the fields of administration, operation, and monitoring in the majority of technological domains constituting our clients' Information Systems. My task is : - Study and implement new internal tools to exploit our clients' IT solutions. - Implement and ensure the operational maintenance of the tools. - Contribute to writing specifications. - Develop applications, scripts, and reports. - Continuously optimize tools, ensuring automation and interoperability of solutions (interfaces between systems). - Document tool usage and provide support to internal users. Projects: - Integration of Linux servers into Active Directory to have centralized authentication with LDAP accounts, configuration of rights for LDAP groups. Implementation of a Proof of Concept (POC) with Ansible to automate server integration into Active Directory. - Participation in the Security Policy of Active Directory servers by writing a PowerShell script tasked with detecting any intrusion attempts on accounts. Technical Environment: Systems: CentOS, Debian, Windows Server Monitoring: Centreon Scripting: Python, PowerShell Continuous Integration: Ansible, Gitlab CI

System Engineer

Mairie de chambly

sept. 2017 - oct. 2018

1 an 2 mois

60230 Chambly, France

- Administration of servers from 2008R2 to 2016. - Active Directory management: Creation of GPOs Rights management - Administration of ESXi hosts. - Administration of Citrix XenServer & Citrix XenApp. - Administration of HP switches. - Administration of the Kaspersky Security Center server. - Administration of the Sophos firewall. - Administration of Veeam Backup and Backup Exec. Project: - Redesign of the information system infrastructure: Migration of servers from 2008R2 to 2016. Migration from Exchange 2007 to Exchange Online + migration of Office 2007-2010 to Office 365.

System Administrator

ANSM Agence nationale de sécurité du médicament et des produits de santé

sept. 2016 - oct. 2017

1 an 2 mois

Région de Saint-Denis, France

- Writing operational procedures and configuration documents for technical components of the computer system. - Management and monitoring of technical components of the computer system. - Deployment and maintenance of workstations and office software. - Configuration and installation of office software. - Writing procedures for workstation deployment and software installation. Project: - Study and implementation of a DevOps solution with Ansible, Jenkins, and GitLab in an SLES 12 environment.

System and Network technicien

Communauté d'agglomération du Beauvaisis

janv. 2015 - août 2016

1 an 8 mois

60000 Beauvais, France

- User Support - Creation and deployment of images via WDS - Writing procedures - Creation of virtual machines: Windows Server and Ubuntu LTS Project: - Integration of an external site into the company's information system.


Formation

CFA INSTA

Master : Architecte technique informatique et reseaux (BAC +5)

2017 - 2020

3 ans 1 mois

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