Line of Service
Assurance

Industry/Sector
Not Applicable

Specialism
Assurance

Management Level
Senior Associate

Job Description & Summary

PwC Luxembourg is hiring a Senior AI Engineer (m/f/d). What if it was you?  

Who we are: PwC Luxembourg (www.pwc.lu) is the largest professional services firm in Luxembourg with over 3,800 people employed from 90 different countries. PwC Luxembourg provides audit, tax and advisory services including management consulting, transaction, financing and regulatory advice. The firm provides advice to a wide variety of clients from local and middle market entrepreneurs to large multinational companies operating from Luxembourg and the Greater Region. The firm helps its clients create the value they are looking for by contributing to the smooth operation of the capital markets and providing advice through an industry-focused approach.   
 

At PwC, our purpose is to build trust in society and solve important problems. We’re a network of firms in 149 countries with more than 370,000 people who are committed to delivering quality in assurance, advisory and tax services. 

Find out more and tell us what matters to you by visiting us at www.pwc.com and www.pwc.lu.   

Your mission: As part of our Data Innovation team, we’re looking for an AI/ML Engineer with skills in Natural Language Processing (NLP) and basic knowledge of Retrieval-Augmented Generation (RAG). In this role you will assist in building and structuring our internal AI Services Catalog, working closely with product and engineering teams to design and integrate practical AI-powered solutions.  

 
Be part of our team where you will:  

• Assist in developing a structured catalog of AI services and defining roadmaps for adoption.  
  
• Work closely with AI product managers and business teams to align AI initiatives with organizational goals. 
  
• Collaborate with data scientists, data engineers, developers and product managers to seamlessly integrate AI solutions into existing technologies.  
  
• Develop and test proof-of-concepts to validate AI use cases.  
  
• Package and expose AI capabilities through APIs or cloud-native services.  
  
• Build and fine-tune NLP pipelines and Gen-AI based services using LLMs and retrieval-based architectures (RAG).  
  
• Stay up to date with the latest advancements in AI, NLP, and LLM  
  
• ecosystems (e.g., new RAG architectures, open-source models, vector stores, and cloud-native AI tools).  
  
  
  
  
  

• A bachelor's or master's degree in computer science, AI/ML or a related technical field.  
  
• Some experience or coursework in building NLP applications.  
  
• Knowledge about cloud services, more particularly Azure with Azure OpenAI and Azure Cognitive Search.  
  
• Hands-on experience with Python and ML frameworks like PyTorch, TensorFlow, Hugging Face Transformers, LangChain and LLamaIndex.  
  
• A willingness to learn and explore prompt engineering.  
  
• A basic understanding of Retrieval-Augmented Generation (RAG) pipelines and vector databases.  
  
  

Required Skills

Optional Skills
Accepting Feedback, Accepting Feedback, Active Listening, AI Implementation, Analytical Thinking, C++ Programming Language, Communication, Complex Data Analysis, Creativity, Data Analysis, Data Infrastructure, Data Integration, Data Modeling, Data Pipeline, Data Quality, Deep Learning, Embracing Change, Emotional Regulation, Empathy, GPU Programming, Inclusion, Intellectual Curiosity, Java (Programming Language), Learning Agility, Machine Learning {+ 25 more}

Desired Languages (If blank, desired languages not specified)

Travel Requirements

Available for Work Visa Sponsorship?

Government Clearance Required?

Job Posting End Date