Senior AI Engineer — Generative AI and Large Language Models

Job overview

The Senior AI Engineer role is onsite in Pleasanton, CA, with an annual salary range of $130,000–$155,000. The role is based at Avathon’s Pleasanton office five days a week. Avathon develops an industrial AI autonomy platform for customers across heavy industries.

What you'll do

• Design, develop, and deploy machine learning and generative AI solutions
• build, fine-tune, and optimize large language models and transformer architectures
• conduct experimentation, evaluation, and performance optimization
• develop scalable ML pipelines and production systems
• perform prompt engineering, model alignment, and benchmarking
• collaborate with product, engineering, and business stakeholders
• monitor production LLM applications
• and contribute to model governance and responsible AI practices.

What we're looking for

Skills & competencies

senior ai engineer

generative ai

large language models

machine learning

python

pytorch

tensorflow

pleasanton ca

avathon

full-time

onsite

$130k–$155k

rag

Work arrangement

• Weekend coverage required

Benefits & perks

• Stock option grants
• medical coverage
• parental leave plans
• 401(k) with employer match
• monthly technology allowance.

Why this role

The posting emphasizes generative AI and LLM applications, with preferred experience in retrieval-augmented generation, vector databases, LLM observability, and evaluation frameworks.

About the employer

Avathon is hiring for this role. Industry: Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services. Sector: 51.