JOB DETAILS

Senior Data Engineer Consultant

CompanySia
LocationMaastricht
Work ModeOn Site
PostedJanuary 21, 2026
About The Company
Sia is an next-generation global consulting group in strategy, artificial intelligence and management. Founded in 1999, we were born digtal. Today our strategy and management capabilities are augmented by data science, enhanced by creativity and driven by responsibility. Our 3,000 consultants in 19 countries share a strong belief: optimism is force multiplier and we help clients initiate, navigate and benefit from transformation. AI and data science is the powerhouse of Sia, augmenting consulting services and accelerating productivity. With 450 Data Strategists and Experts, 12 R&D Labs, and advanced GenAI Assistants, Sia is positioned as a leader in AI adoption.
About the Role

Company Description

Sia is a next generation management consulting firm and pioneer of Consulting 4.0. We offer a unique blend of AI and design capabilities, augmenting traditional consulting to deliver exceptional value to our clients. With +3000 consultants in 18 countries and expertise in more than 30 sectors and services, we optimize client projects worldwide. Through our Consulting for Good approach, we strive for next-level impact by developing innovative CSR solutions for our clients, making sustainability a lever for profitable transformation.  

Job Description

  • Represent Sia at professional events, contributing actively to thought leadership initiatives (articles, white papers, webinars). 

  • Drive business development by crafting compelling proposals, identifying new collaboration opportunities, and fostering long-term client relationships. 

  • Manage client engagements, serving as a trusted advisor and subject matter expert to middle and senior-level management. 

  • Supervise and mentor junior to medior consultants, guiding their professional growth, reviewing deliverables, and facilitating the development of technical and interpersonal skills. 

Your profile 

  • Analytical thinker with a structured and proactive approach. 

  • Experienced communicator capable of clearly articulating complex technical ideas to varied audiences. 

  • Effective stakeholder manager, comfortable guiding teams through project delivery. 

  • Demonstrated ability to mentor colleagues and facilitate professional development. 

Qualifications

  • Completed Master's degree in Data Science, Econometrics, Applied Mathematics, Computer Science, (Energy) Engineering, or a related technical field involving substantial programming. 

  • The specific stack that you will work with will depend on the client but, as an indication, we commonly work with Databricks, Snowflake and Azure. 

  • 3-6 years of relevant professional experience (or equivalent academic research). 

  • Strong analytical mindset with systematic problem-solving abilities. 

  • A fast learner who demonstrates strong communication skills, adaptability, and entrepreneurial drive. 

  • Fluency in English, with excellent communication and presentation abilities. Dutch or French fluency is a must. 

  • Proven interest in Data Engineering, and relevant sectors such as Energy and Finance. 

What do we offer? 

  • Competitive salary package, including annual salary increase, bonuses, and flexible mobility options. 

  • Tailored training and development opportunities to position you as an expert in your field. 

  • Flexible working arrangements (office, home, client sites) and international project exposure. 

  • Collaborative global environment fostering professional growth and knowledge sharing. 

Additional Information

We are unable to provide a work permit for this position

 

Sia is an equal opportunity employer. All aspects of employment, including hiring, promotion, remuneration, or discipline, are based solely on performance, competence, conduct, or business needs. 

Key Skills
Data EngineeringAnalytical ThinkingCommunicationStakeholder ManagementMentoringProblem-SolvingAdaptabilityEntrepreneurial Drive
Categories
ConsultingTechnologyData & AnalyticsEngineeringEnergy
Benefits
Competitive Salary PackageAnnual Salary IncreaseBonusesFlexible Mobility OptionsTailored Training and Development OpportunitiesFlexible Working ArrangementsInternational Project ExposureCollaborative Global Environment
Job Information
📋Core Responsibilities
Represent Sia at professional events and drive business development by crafting proposals and fostering client relationships. Manage client engagements and supervise junior consultants while serving as a trusted advisor.
📋Job Type
full time
📊Experience Level
2-5
💼Company Size
3535
📊Visa Sponsorship
No
💼Language
English
🏢Working Hours
40 hours
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