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Salary
≈ $36k – $88k per year (Estimated)
Location
Hybrid (Brussels, Belgium)
Seniority
Senior · 1+ year exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Nov 2, 2026. First seen by Alion on Sep 17, 2026. Sia scores B on the Alion truth index.

Overview
Company
Impact
Profile match

Sia

Sia is a French management consultancy founded in 1999, known until 2024 as Sia Partners, that combines traditional strategy and operations advice with a large in-house data and artificial intelligence capability. Its consultants work for banks, insurers, energy and utility companies, telecommunications operators and public sector clients on transformation, regulation, risk and technology programmes, supported by its own AI products rather than only slide-based recommendations. Headquartered in Paris, the firm employs several thousand consultants across Europe, North America, the Middle East and Asia.

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.

We are a dynamic and innovative consulting company seeking a highly motivated and experienced individual to join our team as a IT/ Business Analyst. You will play among others a pivotal role in driving digital transformation initiatives for our esteemed clients. You will have the opportunity to work with a team of talented professionals and make a significant impact.

  • Drive work within project teams and with a variety of business stakeholders to ensure that all business requirements are understood, documented, and met •
  • Using Business Analyst industry tools & techniques, document information needs and functional requirements
  • Proactively communicate and collaborate with external and internal customer and technology stakeholders
  • Research, analyze, recommend, and participate in the deployment of solutions
  • Provide exceptional client delivery, exceed client expectations
  • Engage in activities dedicated to support our culture
  • Ability to drive data, metrics, and a structured approach to identifying clients’ problems and developing solutions
  • Ability to solve broad business or technology problems by using principles derived from a deep understanding of disparate and complex data
  • Experience with Business Requirement Documents (BRD) and translation of BRD to functional specifications and traceability matrices
  • Experience presenting data-driven analyses based on business benefits to solve highly complex business and technical problems
  • Ability to break down complex problems into clear and simple terms
  • Ability to systematically consider the implications of problems and solutions in multiple domains at once, and solve problems across all domains
  • University Master Civil Engineering or Business Engineering
  • 1 to 3 years’ experience as a consultant
  • Outstanding collaborative team player and good communication skills
  • Strong interest in Energy field.
  • Technical skills: SQL, Python, and other relevant tools
  • 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.
  • Languages: Trilingual French, Dutch and English.
  • Prepared to participate in temporary assignments abroad (e.g. France, The Netherlands, Luxembourg, ...)

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

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