Senior Data Scientist - NLP​/LLM Specialist

Join to apply for the Senior Data Scientist - NLP/LLM Specialist role at Allison Worldwide

Join to apply for the Senior Data Scientist - NLP/LLM Specialist role at Allison Worldwide

About Us

We imagine the new. Inspire the next. And use the power of our creativity to help build up those around us.

About Us

We imagine the new. Inspire the next. And use the power of our creativity to help build up those around us.

At Allison, we provide a limitless environment where you can build, create, and grow. Our openly collaborative and highly supportive culture is free from bureaucracy and red tape. With over 1,000 innovators from diverse backgrounds, we break new ground for world-class clients across 50 global markets and dozens of industries. We believe in creating a space where everyone can freely express their opinions, share their ideas and dreams for the future, and be themselves.

We foster an inclusive culture that attracts builders from all backgrounds who can envision new solutions and create outcomes that move our clients' businesses forward, while helping everyone on the team learn and grow together. Our shared ideal of the builder's mindset is limitless and available to everyone, and we push the boundaries to create new and innovative solutions for our clients and ourselves.

We create lasting impact and relationships, and our culture fosters meaningful connections and friendships that last beyond the workplace. If you're ready to join a team that pushes you to be your best, supports you every step of the way, and celebrates your successes, welcome to Allison.

Overview

About the Job

We are seeking an exceptional Senior Data Scientist with deep expertise in Natural Language Processing and Large Language Models to join our consulting practice. You'll work directly with Fortune 500 clients to solve complex business challenges using state-of-the-art AI technologies across diverse industries.

Ideal Candidate Profile

You combine academic rigor with practical engineering skills and exceptional client communication abilities. You will work end-to-end from project initiation through client delivery, comfortable both building sophisticated algorithms and presenting findings directly to clients. You excel at automating repetitive tasks and developing reusable frameworks that scale across multiple engagements. You should be comfortable implementing cutting-edge research while translating complex technical concepts into actionable business strategies.

Strong presentation skills and the ability to build trust with senior executives are essential.

Responsibilities

• Lead client workshops and discovery sessions to identify NLP opportunities
• Develop and present technical proposals to C-level executives
• Manage multiple client projects simultaneously while maintaining quality and timelines
• Design and implement novel NLP solutions for complex business problems
• Architect scalable solutions for processing and analyzing large text corpora
• Build custom language models tailored to each client's unique industry challenges
• Automate repetitive analytical tasks and develop reusable algorithmic frameworks
• Mentor junior data scientists and provide technical guidance on NLP projects
• Develop automated content analysis, document processing, and customer insight systems
• Create scalable text analytics platforms that drive measurable business outcomes
• Work across retail, finance, healthcare, and media sectors
• Translate complex AI capabilities into clear business value propositions

• Languages:
  
  Python (primary), R, SQL, potentially C++ for optimization
• ML Frameworks:
  PyTorch, Tensor Flow, Hugging Face Transformers
• Infrastructure:
  Kubernetes, Docker, cloud platforms (AWS/GCP/Azure)
• Tools: MLflow, Weights & Biases, Apache Airflow, Spark, Vector databases

• PhD in Computer Science, Computational Linguistics, Statistics, Mathematics, Economics, Econometrics, or related quantitative field
• Minimum 5 years of professional experience in data science, machine learning, or related roles
• Advanced NLP expertise:
  Deep understanding of transformer architectures, attention mechanisms, and modern NLP techniques
• Large Language Model proficiency:
  Hands-on experience with LLM fine-tuning, prompt engineering, RLHF, and deployment at scale
• Programming mastery:
  Expert-level Python, with strong knowledge of PyTorch/Tensor Flow, Hugging Face ecosystem
• MLOps & Infrastructure:
  Experience with model deployment, monitoring, and scaling in production environments
• Experience writing production code and ensuring well-managed software delivery
• Experience with foundation models (GPT, BERT, T5, LLaMA, etc.)
• Knowledge of retrieval-augmented generation (RAG) systems
• Understanding of model compression techniques (quantization, distillation, pruning)
• Experience with evaluation metrics and benchmarking for language models

• Experience in consulting or client-facing technical roles
• Knowledge of…