Abderrahmen KHADHRAOUI

Database Administrator | DBA | Oracle | SQL Server | Consultantđź’ˇ

Salaire / Taux journalier

Ariana, Tunisie

Freelance, ouvert au CDI

Expertises

Oracle DatabaseMicrosoft SQL ServerRequĂŞtes SQLDockerMicroservicesHTMLCSSPHP

Langues

Arabe (Maternelle)Néerlandais

Ă€ propos

Introduction

Motivated 🤩 Database Administrator with Expertise in Oracle, SQL Server, and Linux/Windows Systems 💻 Passionate about ensuring the integrity, performance, and security of critical data. Skilled in Oracle and SQL Server database administration, Linux/Windows system administration, and project management methodologies. Highlights: Extensive knowledge of Oracle databases (11g, 12c, 19c) and SQL Server databases (2012, 2014, 2016, 2019), including installation, configuration, monitoring, performance tuning, security hardening, and backup/recovery procedures. Strong foundation in Linux system administration (Red Hat♦️) and Windows Server administration, proficient in user management, file systems, networking, troubleshooting, and automation scripting. Proven ability to manage and optimize database performance for maximum efficiency and availability🪄. Experienced in implementing and maintaining robust security measures to protect sensitive data, including SAM (Security Account Manager) function for SQL Server. Excellent problem-solving skills and a proactive approach to identifying and resolving potential issues. Effective communicator with the ability to collaborate effectively with technical and non-technical stakeholders. Master's degree in Management with a strong understanding of business processes and operations. Enthusiastic about staying up-to-date with the latest technologies and trends in the database and IT field. Additional Skills: SQL scripting ⌨️ Performance tuning tools (ASH, AWR)📖 Backup and recovery tools (RMAN)🗂 High availability solutions (Oracle RAC, Data Guard)📱📲 Project management methodologies (Agile, Scrum)🗓 Moreover, I am a civil society activist with vast experience working in university clubs and within different CSOs.🫂 I am confident that my skills and experience would be a valuable asset to your team. Please feel free to contact me for further details or to discuss my qualifications in greater depth.

Liens

Expérience de travail

Consultant

Infor

mars 2025 - Présent

1 an 8 mois

Tunisie

System And Database Administrator

STAR ASSURANCES

juil. 2023 - mars 2025

1 an 9 mois

Soliman, Tunisie

Instructor

TEK-UP

sept. 2023 - janv. 2024

5 mois

Soliman, Tunisie

Ooredoo Tunisie

avr. 2019 - juil. 2023

4 ans 4 mois

Soliman, Tunisie

Trainer By Ooredoo

avr. 2022 - juil. 2023

1 an 4 mois

Soliman, Tunisie

soft skils employees training

Experts Databases and Backup Administrator

avr. 2019 - juil. 2023

4 ans 4 mois

Soliman, Tunisie

• Validate the technical architectures of information systems. • Manage and administer databases (DBA), Oracle. • Support global backup management. • Manage system security in conjunction with the security department. • Assist and advise users during the production of new solutions or new projects. • Guarantee the proper functioning, optimization and availability databases. • Provide support in the event of problems or incidents. • Follow the interventions with the different interlocutors. • Interface directly with the external support(s) for resolution critical issues, upgrades, etc. • Provides 24/7 support to resolve issues of database • Negotiate with suppliers. • Manage and resolve incidents and problems. • Develop and update technical documentation. • Ensure the availability of databases and IS. • Stop and validate backup strategies. • Analyze indicators, traces. • Ensure the production of reporting relating to the activity. • Develop analysis and summary reports of the information collected

Internship Databases and Backup Administrator

févr. 2022 - juil. 2022

6 mois

Soliman, Tunisie

migration approach from a relational database (Oracle) to a nosql database (MongoDB) using micro services (docker)

Human Resources Project Manager

Graphika

févr. 2020 - oct. 2020

9 mois

Implementation of HR Systems for ISO 9001:2015 Preparation Responsible for setting up HR systems aligned with ISO 9001:2015 standards. Managed the documentation of procedures, skill management, and continuous improvement of HR practices to ensure compliance with quality standards. Coordinated with teams to conduct internal audits and establish HR quality management systems.

Web Developer

Media Center Development

août 2018 - mars 2019

8 mois

Sfax, Tunisie

web developer Html , CSS and PHP integration

Student Web Developer

Viss-tunisie

févr. 2018 - juil. 2018

6 mois

Sfax, Tunisie

Human Resources Administrative Assistant

PSI TUNISIA

mars 2018 - mai 2018

3 mois

Sfax, Tunisie


Formation

TEK-UP University of Digital Sciences

Engineering Degree, Computer Software Engineering

2019 - 2022

4 ans

université de Sfax - University of Sfax (USS)

Master of Engineering - MEng, Management engineering and advisor profession

2018 - 2020

3 ans

université de Sfax - University of Sfax (USS)

Licence en informatique de gestion, Programmation informatique, applications spécifiques , administration

2014 - 2018

5 ans


Licences et certifications

Learning Oracle Database 19c

Délivré le : juin 2023

Certifié par LinkedIn

Master : Management engineering and advisor profession

Délivré le : nov. 2020

Certifié par Faculté des Sciences Economiques et de Gestion de Sfax (FSEGS)

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