Client is seeking a Senior Prompt Engineer to support enterprise AI initiatives by standardizing and optimizing prompt engineering practices across business units. This contingent role is based on site in Charlotte, NC. The core competencies are: Understanding of LLM Behavior: How large language models process tokens, context windows, and temperature settings. Knowledge of prompt injection risks and mitigation strategies. Prompt Design & Optimization: Techniques like few-shot prompting, chain-of-thought, role prompting, and zero-shot learning. Ability to structure prompts for clarity, specificity, and adaptability. Natural Language Processing (NLP) Fundamentals: Tokenization, embeddings, semantic similarity. Understanding of text generation, summarization, and classification. Critical Thinking & Creativity: Ability to break down complex tasks into smaller steps. Crafting prompts that balance constraints and flexibility. Evaluation & Iteration: Designing A/B tests for prompt performance. Using metrics like BLEU, ROUGE, or human evaluation for quality. Ethics & Safety: Awareness of bias, fairness, and responsible AI principles. Techniques for avoiding harmful or sensitive outputs. Basic Programming Skills: Python for automation and API integration. Familiarity with JSON for structured outputs. In this contingent resource assignment, candidate may: Consult as an expert to develop or influence initiatives and resources for highly complex business and technical needs across Engineering. Consult on the strategy and resolution of highly complex and unique challenges requiring in-depth evaluation across multiple areas, delivering solutions that are long-term, large-scale and require vision, creativity, innovation, and advanced analytical and inductive thinking. Provide expertise to client senior leadership on innovative Engineering business solutions. Strategically engage with client personnel.