JOB DETAILS

Consultant Intern - sustainability & climate

CompanySia
LocationBrussels
Work ModeOn Site
PostedMarch 31, 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, global management consulting group. Founded in 1999, we were born digital. Today our strategy and management capabilities are augmented by data science, enhanced by creativity and driven by responsibility. We’re optimists for change and we help clients initiate, navigate and benefit from transformation. We believe optimism is a force multiplier, helping clients to mitigate downside and maximize opportunity. With expertise across a broad range of sectors and services, our 3,000 consultants serve clients worldwide from 48 locations in 19 countries. Our expertise delivers results. Our optimism transforms outcomes. 

Job Description

Sia is looking for bright and dynamic interns willing to gain insight into a business consulting career and support our activities in regards of Climate. We are interested in people with good track records during their education, and a strong interest/experience in sustainable development.

As a business consultant intern, you will be involved in our internal projects. You will execute various assignments regarding our consulting for good approach: techno-economic studies, marketing, coordination and organisation, people & culture change, document analysis, benchmarks, data analysis, presentations, etc. You will get the opportunity to actively contribute to our knowledge creation and exchange (workshops, publications, etc.). 

Equipped with the entrepreneurial fibre, you are ready to collaborate with us in a fast-growing company.

Qualifications

  • (Ongoing) University Master Civil Engineering, Business Engineering, Economics, Management or similar including a sustainability background
  • Outstanding team player and good communication skills
  • Strong interest in sustainable subjects cross sectors
  • Analytical mind, exploring options and able to synthesize into conclusions
  • Autonomous, dynamic, result oriented, rigorous and committed
  • You have a strong interest in data and AI-related topics, the ability to quickly build expertise in these areas, and you’re excited about helping our clients seize the opportunities they offer.
  • Trilingual: French, Dutch, English
  • Preferably available for 5 months minimum

Additional Information

Sia is certified "Great Place to Work". Come and join us to take part in this great company.

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
SustainabilityData AnalysisCommunicationTeamworkAnalytical ThinkingProject CoordinationMarketingDocument AnalysisBenchmarkingPresentation SkillsCultural ChangeTechno-Economic StudiesEntrepreneurial SpiritAI KnowledgeDynamic AttitudeResult Orientation
Categories
ConsultingEnvironmental & SustainabilityManagement & Leadership
Job Information
📋Core Responsibilities
As a business consultant intern, you will support internal projects and execute various assignments related to sustainability and climate. You will contribute to knowledge creation and exchange through workshops and publications.
📋Job Type
full time
📊Experience Level
0-2
💼Company Size
3585
📊Visa Sponsorship
No
💼Language
English
🏢Working Hours
40 hours
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