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Senior Data Scientist with AI / LLM(Need only Locals with F2F)

Nexwave
McLean, Virginia, USPosted April 21, 2026

Job Description

Role: Senior Data Scientist with AI / LLM

Location: McLean, VA – fully onsite

Duration: 12 Months

Must Have Qualifications : 5–7 years of relevant experience, strong Python programming skills, and an analytical mindset with a solid technical background. They must have hands-on experience designing, testing, and refining prompts for large language models (LLMs). Experience building end to-end AI solutions is a plus.

Key Responsibilities

  • Partner with business teams to understand complex problem statements and translate

them into AI‑enabled solutions

  • Extract, clean, and structure data from raw and heterogeneous sources to enable analytics

and GenAI use cases

  • Develop Python‑based prototypes and tools that leverage advanced analytics and

generative AI

  • Design and refine prompts to deliver reliable, explainable, and decision‑ready AI outputs
  • Collaborate with data, technology, and engineering partners to align prototypes with

production standards

  • Contribute reusable code, patterns, documentation, and demos to shared repositories to

enable scaling and reuse

  • Support testing, validation, and iteration of AI solutions prior to broader deployment

What Success Looks Like

  • Quickly grasps new problem domains and identifies practical paths forward
  • Produces high‑quality, well‑reasoned prototypes that solve real business needs
  • Elevates the quality and usability of data for multiple downstream use cases
  • Acts as a multiplier by enabling others to reuse and build on their work

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