Senior Applied AI Scientist — Production ML & LLMs

Lumen; Santa Fe (NM); On-site; USD 152,000 - 253,000; Full time

Benefits offered by this job

Health benefits

Life benefits

Voluntary lifestyle benefits

Job summary

Lumen is seeking highly technical, product-minded Senior Lead Applied AI Scientists to design, build, deploy, and scale production‑grade AI solutions across agents, generative models, ML, and more. You will partner with business, product, and engineering leaders to translate opportunities into measurable business impact.

You’ll prototype rapidly, evaluate tradeoffs, and guide stakeholders through technical decisions while delivering scalable AI systems and reusable frameworks for enterprise

Qualifications

• Seven plus years of experience in applied AI, machine learning, or data science with production deployments.
• Proven track record delivering AI solutions that drive measurable business outcomes.
• Deep expertise in ML, statistics, experimentation, and modern AI techniques.
• Hands‑on experience building LLM, RAG, agentic, and ML solutions.
• Strong experience with AI evaluation, model performance optimization, and production monitoring.
• Proficiency in Python and modern AI/ML frameworks.
• Experience with MLOps, LLMOps, cloud AI platforms, APIs, and software engineering best practices.
• Strong product mindset and ability to communicate complex concepts to both technical and business stakeholders.

Responsibilities

• Design, build, and optimize AI solutions from concept through production deployment.
• Partner with business and product teams to identify opportunities, define success metrics, and validate value through rapid experimentation.
• Develop advanced AI systems leveraging ML, generative AI, retrieval, predictive modeling, and agentic architectures.
• Define evaluation frameworks and continuously improve quality, reliability, safety, and cost.
• Partner with Engineering to deliver scalable, production‑ready solutions using MLOps and LLMOps best practices.
• Contribute reusable frameworks, evaluation assets, and technical standards that accelerate AI adoption across the enterprise.
• Provide technical leadership, mentorship, and guidance on complex AI initiatives.

Skills

7+ years in applied AI

AI solutions delivery

Python + ML frameworks

MLOps / LLMOps

Product mindset

Communication with stakeholders

Prototyping & evaluation

Team leadership

Education

Master's degree or PhD in CS/AI/Stats

Tools

PyTorch

TensorFlow

Hugging Face

MLflow

Job description

Lumen is seeking highly technical, product-minded Senior Lead Applied AI Scientists to design, build, deploy, and scale production‑grade AI solutions across agents, generative models, ML, and more. You will partner with business, product, and engineering leaders to translate opportunities into measurable business impact.

You’ll prototype rapidly, evaluate tradeoffs, and guide stakeholders through technical decisions while delivering scalable AI systems and reusable frameworks for enterprise