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.
As (Senior) Manager Climate, the candidate will report to the Climate Partner and will be responsible for the following tasks:
Commercial development
The candidate will generate leads by promoting
1/ own capabilities in ESG, carbon assessment, trajectories, regulatory compliance, non-financial reporting, environmental assessment, climate resilience…
2/ Sia capabilities and know-how in Climate & ESG
Therefore, the candidate must not only bring some capabilities but also can count on the existing consulting team and the expertise available in the Sia group.
From the Sia offices in BeNe (Brussels, Antwerp, Amsterdam, Rotterdam), the candidate will play a leading role in the business development process. This involves network activation, prospection, writing and defending proposals and relationship management with customers.
Consulting missions
The candidate will personally perform and lead consulting missions or projects at our customers, thereby using his/her personal expertise to guarantee the service and quality level that Sia stands for.
The candidate will be following-up and steering the consulting work of other consultants.
Thought leadership
The candidate will develop in depth empirical knowledge of Climate challenges for big corporate (stock-listed).
The candidate will analyze evolutions in business models and sector trends, innovations, regulations etc… to assure good comprehension of the upcoming challenges and opportunities of our customers.
The candidate will develop materials expressing this thought leadership and opinion leadership, such as case studies, expertise letters, press articles, etc…thereby feeding our marketing channels and prospection process.
Team Guidance
The candidate will be responsible for coaching consultants and steering consulting teams on mission in the energy, resources & utilities business line in Belgium.
In return, you can expect:
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.

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.