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Contractor job Senior Oracle Performance & Tuning Consultant - 12 month (Part time 2/5) - Brussels

Brussels

Holborn

Job position Senior Oracle Performance & Tuning Consultant - 12 month (Part time 2/5) - Brussels

Contractor

As soon as possible

12 months

£800-1,200

> 10 years experience

Hybrid

Brussels, Brussels-Capital, Belgium

Published on 07/01/2026

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Senior Oracle Performance & Tuning Consultant - 12 month (Part time 2/5) - Brussels

Our important client is currently looking for a Senior Oracle Performance & Tuning Consultant for a 12 month contract (Part time 2/5) in Brussels.

Work Conditions

2 days per week (≈100 days per year)
Hybrid model: 50% on-site / 50% remote
Full remote work possible after onboarding and familiarization

Mission

Join a dynamic team managing a diverse database ecosystem including Oracle Database, SQL Server, PostgreSQL, and Azure SQL DB. Your main role is to support business development teams by identifying Oracle performance bottlenecks, optimizing SQL queries, and improving overall database efficiency.

As a Senior Oracle Performance & Tuning Consultant, you will work closely with infrastructure engineers, application architects, business analysts, and developers to ensure optimal Oracle database performance across environments.

Key Responsibilities

Analyse and optimize Oracle SQL queries and configurations
Identify and resolve database performance issues
Develop scripts and tools to automate performance analysis
Collaborate with cross-functional teams to improve database architecture
Document findings and share best practices
Provide guidance and training to technical and non-technical stakeholders

Required Skills

Technical Skills

Strong expertise in Oracle performance tuning and troubleshooting (without Oracle Performance & Tuning Packs or paid options)
In-depth knowledge of DDL / DML
Ability to write scripts (SQL, PowerShell, Unix) for automation and diagnostics
Good understanding of networking and modern authentication mechanisms

Soft Skills

Autonomous, proactive, and team-oriented
Able to challenge and improve existing architectures
Strong documentation and knowledge-sharing skills
Clear communication with both technical and non-technical audiences
Security-aware and aligned with IT best practices

If you are interested please send me your CV and I will contact you as soon as possible with further details.

Candidate profile

Required Skills

Technical Skills

Strong expertise in Oracle performance tuning and troubleshooting (without Oracle Performance & Tuning Packs or paid options)
In-depth knowledge of DDL / DML
Ability to write scripts (SQL, PowerShell, Unix) for automation and diagnostics
Good understanding of networking and modern authentication mechanisms

Soft Skills

Autonomous, proactive, and team-oriented
Able to challenge and improve existing architectures
Strong documentation and knowledge-sharing skills
Clear communication with both technical and non-technical audiences
Security-aware and aligned with IT best practices

Working environment

Senior Oracle Performance & Tuning Consultant - 12 month (Part time 2/5) - Brussels

Our important client is currently looking for a Senior Oracle Performance & Tuning Consultant for a 12 month contract (Part time 2/5) in Brussels.

Work Conditions

2 days per week (≈100 days per year)
Hybrid model: 50% on-site / 50% remote
Full remote work possible after onboarding and familiarization

Mission

Discover Holborn

Issy-les-Moulineaux, Île-de-France

< 20 employees

IT services

HOLBORN accompagne ses clients dans la conception de leur stratégie et dans la mise en œuvre opérationnelle pour rendre leur entreprise plus performante. Nous accompagnons en France, au Moyen-Orient et en Afrique du Nord la stratégie de développement de nos clients dans les domaines du Conseil, de la Transformation Digitale et de la Cyber Sécurité. Nous offrons un portefeuille complet de services et de solutions accompagné d’un modèle de proximité conjugué à un réseau mondial de prestation de services. Les prestations proposées par HOLBORN se structurent autour de quatre grands pôles basés sur un cadre de références : 1. Conseil & Audit : Nous accompagnons nos clients dans la définition et le déploiement de leur stratégie IT en leur offrant une prestation de conseils complète. Du diagnostic de l’existant à la définition d’une vision stratégique, en passant par la gestion de leurs risques. 2. Digital & Data : Nous accompagnons les DSI dans leurs projets de transformation digitale dans un contexte de ruptures technologiques permanentes. 3. Cyber Risk & Strategy : Nous aidons nos clients à appréhender la cybersécurité au travers d’une meilleure stratégie et d’une meilleure adoption des nouvelles technologies. 4. Formation : Nos proposons des parcours sur-mesure alliant les impératifs métiers aux exigences modernes d’une formation : multimodale, mobile, centrée sur l’apprenant, sociale et expérientielle. Nous avons conçu un portefeuille de services de bout-en-bout couvrant l’ensemble des besoins de transformation de votre structure. Nos experts et nos consultants développent des offres performantes pour vous aider à vous adapter à un environnement de plus en plus complexe. Nous mettons à votre service notre passion pour l’innovation et notre sens de la technologie.

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Senior Oracle Performance & Tuning Consultant - 12 month (Part time 2/5) - Brussels

Holborn