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Brainwave Optigrators LLC

Senior Data Analyst

Hybrid

Brussels, Belgium

Senior

Freelance

12-11-2025

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Skills

Communication Risk Management Analytics Mathematics

Job Specifications

Job Title: Data Analyst – Data & Tooling

Location: Brussels, Belgium (Hybrid – 50% onsite / 50% remote)

Duration: 7+ months

Key Responsibilities

Review and optimize existing data models to ensure scalability and maintainability.
Define and implement sustainable conceptual and logical data models.
Document data sourcing needs and participate in defining new data products.
Provide technical support for data integration and data quality improvements.
Automate and streamline data pooling, sampling, and reporting activities.
Collect and analyze business requirements and translate them into efficient data solutions.
Design and develop logical data models, data flows, and data stores (data warehouses, marts, and sets).
Support the safe and secure use of data for reporting, analytics, and process optimization.

Required Skills & Experience

Technical (Mandatory)

5+ years of experience as a Data Analyst or Data Engineer.
Proven expertise in data modeling (conceptual and logical), ideally with MERISE.
Experience with data pooling, sampling, and self-service data solutions.
Background in designing and implementing data solutions in complex environments.

Preferred

Experience in the financial or control/risk management sector.

Education & Certifications

Master’s degree in statistics, mathematics, engineering, or another quantitative discipline.
Certification in data modeling is a plus.

Languages

Dutch: Fluent
French: Fluent
English: Fluent

Soft Skills

Team player with strong collaboration skills.
Analytical, methodical, and detail-oriented.
Proactive, autonomous, and adaptable.
Strong communication, presentation, and influencing abilities.
Committed and persistent in achieving high-quality results.

About the Company

'Brainwave Optigrators' is a Company which is into the business of helping Organizations hire or optimally utilize their existing 'Work-Force' and was founded in response to the market demands for more flexible, cost effective, tailored hiring solutions. It aims at providing high quality services to provide the best outcomes in the recruitment and employment of internal HR hires from a diverse set of business sectors. "An organization which invests wisely in identifying superior talent to help its Customers build their HR t... Know more