Job Description
Job Title:  AI & Data - Business Senior Consultant / Manager
Posting Start Date:  21/09/2026
Company:  Deloitte Tax & Consulting
Job Function:  Technology & Cyber Security
Level of Experience:  Experienced
Contract Type:  Open-term
Req ID:  14202
Job Description: 

On site

 

Full time

 

Your future team 

 

Join our Artificial Intelligence & Data (AI&D) team and work with colleagues from diverse backgrounds to help clients turn data into actionable insights. We partner with organizations across industries to design and implement data platforms, analytics solutions and AI use cases that support better decisions and innovation. You will collaborate closely with experts in technology, business and risk to deliver end-to-end data solutions

 


The advantages of joining us 

 

  1. Career growth, your way: access to structured training, certifications and a clear progression path.
  2. Global impact, local connections: work on international projects while supporting clients in Luxembourg and the Greater Region.
  3. Innovative work that matters: help shape Data & AI strategies and use cases that have tangible impact for our clients.
  4. Inclusive, flexible culture: join a collaborative team where diverse perspectives are valued and flexible working arrangements are supported.
  5. Build your network: connect with professionals across Deloitte’s global network and participate in industry events.

    


How you’ll contribute to our success 

 

  • Understand & frame business challenges: Work with senior stakeholders to identify and prioritise Data & AI opportunities, and translate them into clear roadmaps, business cases and value hypotheses.
  • Own requirements & functional design: Lead the collection and structuring of business requirements, and translate them into use cases, user stories and functional specifications for technical teams.
  • Analyse, visualise & drive value: Define KPIs and analytical needs, steer the design and validation of dashboards and reports, and ensure that insights are understood and used by decision-makers.
  • Lead delivery & change: Coordinate multi-disciplinary teams, manage stakeholders, and drive change management, adoption and governance so that Data & AI initiatives deliver measurable impact.
  • Learn & contribute to thought leadership: Stay informed on Data & AI trends, contribute to client presentations, proposals and internal initiatives that strengthen our AI&D positioning.

 

 

Your skills 


Must-have
•    Master's degree in Computer Science, Data Science, Engineering, Mathematics, Business, Economics, Information Systems or a related field.
•    4-6 years of experience in data-related roles (data engineering, analytics, BI, data science, data governance, AI project delivery, or data strategy consulting).
•    Fluency in French and English (spoken and written).
•    Strong collaboration skills and structured communication with both technical and non-technical audiences.
•    Problem-solving mindset with a genuine interest in how data and AI can create business value.
•    Ability to create compelling presentations and tell stories with data for senior stakeholders.
    
Nice to have
•    Experience gathering business requirements and translating them into data-driven solutions or use cases.
•    Familiarity with data governance, data quality frameworks, or data operating models.
•    Exposure to AI/ML project scoping, vendor evaluation, or data strategy engagements.
•    Exposure to Generative AI, LLMs, or advanced analytics projects.
•    Relevant certifications (Azure, AWS, GCP, DAMA, TOGAF…).


Interested? Please submit your resume in English

 

Get to know more about Deloitte on our LinkedIn page (#DeloitteLU), Instagram page, YouTube page or website.


With more than 2,600 employees and 98 nationalities, Deloitte Luxembourg is one of the Grand Duchy's largest, strongest and oldest professional services firms. For more than 75 years, our talented teams have been serving clients in various industries delivering high added-value offerings to national and international clients in audit and assurance, consulting, financial advisory, risk advisory, tax, and related services. Deloitte Luxembourg is part of the global Deloitte network.

 

Deloitte provides leading professional services to nearly 90% of the Fortune Global 500® and thousands of private companies. Our people deliver measurable and lasting results that help reinforce public trust in capital markets and enable clients to transform and thrive. Building on its 180+-year history, Deloitte spans more than 150 countries and territories. Learn how Deloitte’s over 470,000 people worldwide work together every day to make an impact that matters at www.deloitte.com.