Gen AI Engineer - Controls Technology
Job Overview
We are looking for a highly skilled and motivated Generative AI Engineer to join our Controls Technology team and work under the guidance of the Gen AI Lead. This role is hands-on and will focus on designing, developing, fine-tuning, and deploying AI/ML models to build scalable, enterprise-grade Generative AI solutions. The ideal candidate will have strong technical expertise in AI/ML, a deep understanding of LLMs, and proficiency in AI development frameworks.
As a Gen AI Engineer, you will be responsible for experimenting with new AI techniques, optimizing models for performance and efficiency, integrating AI into cloud architectures, and implementing AI-driven automation. This position is perfect for someone passionate about AI/ML and eager to contribute to the next generation of AI-powered solutions in a structured and collaborative environment.
Key Responsibilities
AI/ML Model Development:
- Develop, fine-tune, and optimize Large Language Models (LLMs) and machine learning models for Generative AI applications.
- Implement LLM fine-tuning techniques such as LoRA, QLoRA, Adapter Tuning, and Prefix Tuning.
- Optimize AI models using quantization techniques like GPTQ, AWQ, and leverage optimized inference engines such as vLLM, DeepSpeed, FP6-LLM.
- Work on Retrieval-Augmented Generation (RAG) methods, including hybrid search, multi-vector retrieval, query expansion, re-ranking, and relevance filtering.
- Enhance AI/NLP models with Named Entity Recognition (NER), Dependency Parsing, Text Classification, and Topic Modeling.
AI Development & Integration:
- Build and deploy AI/ML models in cloud environments, ensuring scalability and efficiency.
- Work with TensorFlow, PyTorch, and Keras for model training, optimization, and deployment.
- Develop MLOps pipelines for continuous training, evaluation, and monitoring of AI models.
- Implement Docker and Kubernetes for containerization and orchestration of AI services.
- Create and maintain RESTful APIs for AI model integration into enterprise applications.
- Ensure secure and responsible AI development, adhering to corporate AI governance policies.
Data Engineering & Processing:
- Preprocess, clean, and transform large-scale structured and unstructured datasets for AI/ML training.
- Work with vector databases and embedding techniques to improve model retrieval performance.
- Collaborate with Data Engineers and Cloud Architects to ensure seamless AI integration into existing data pipelines.
AI Experimentation & Research:
- Stay up to date with emerging AI trends, research papers, and cutting-edge AI technologies.
- Experiment with new architectures and training methodologies to improve AI performance.
- Prototype and evaluate different AI model configurations to enhance efficiency and reduce latency.
Required Technical Skills
Core AI/ML Expertise:
- Strong understanding of machine learning concepts and proficiency in training, tuning, and optimizing AI models.
- Experience with LLMs, Generative AI, and NLP techniques.
- Hands-on expertise in TensorFlow, PyTorch, and Keras for AI development.
- Proficiency in fine-tuning LLMs, instruction tuning, and applying Prompt Engineering best practices.
- Familiarity with model quantization and optimization frameworks for efficient AI deployment.
- Strong grasp of retrieval-augmented generation (RAG), vector databases, and search techniques.
Cloud, DevOps & AI Deployment:
- Experience deploying AI/ML models in AWS, GCP, or Azure cloud environments.
- Proficiency in Docker, Kubernetes, and CI/CD pipelines for AI/ML deployment.
- Familiarity with distributed training and parallel processing techniques for scalable AI solutions.
- Understanding of MLOps best practices for automated model training, validation, and monitoring.
Programming & Data Engineering:
- Strong programming skills in Python with experience using AI/ML libraries (Hugging Face, Scikit-learn, Transformers, LangChain, LlamaIndex, etc.).
- Proficiency in SQL and NoSQL databases for data storage and retrieval.
- Knowledge of data preprocessing, feature engineering, and handling large-scale datasets.
- Experience working with APIs and microservices for AI model integration.
AI Governance & Responsible AI:
- Basic knowledge of AI compliance, security, and governance frameworks.
- Understanding of bias mitigation, explainability, and fairness in AI models.
- Awareness of corporate AI policies and best practices for responsible AI development.
Soft Skills & Collaboration:
- Strong problem-solving skills with the ability to troubleshoot and optimize AI solutions.
- Effective communication skills to document work and collaborate with AI leads, engineers, and business teams.
- Ability to work independently and as part of a team in an agile environment.
- Curiosity and eagerness to learn new AI techniques and technologies.
Qualifications
- 3-5 years of experience in AI/ML development, with hands-on experience in Generative AI projects.
- Bachelor’s degree in Computer Science, AI/ML, Data Science, or related field (or equivalent work experience).
- Experience working with cloud-based AI services (AWS, GCP, Azure) is a plus.
- A strong portfolio or GitHub showcasing AI/ML projects will be highly valued.
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Job Family Group:
Technology------------------------------------------------------
Job Family:
Applications Development------------------------------------------------------
Time Type:
Full time------------------------------------------------------
Citi is an equal opportunity and affirmative action employer.
Qualified applicants will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.
Citigroup Inc. and its subsidiaries ("Citi”) invite all qualified interested applicants to apply for career opportunities. If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi.
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