Research Scientist at Ironsite

Department: Research

Compensation

$175,000 – $275,000/yr

Setup: On-site
Location: San Francisco, California
Type: Full-time
Level: mid
Posted: Aug 21, 2026

Summary from listing

Ironsite is hiring a Research Scientist to develop, train, evaluate, and deploy vision-language models for construction-site intelligence. The role involves end-to-end model experimentation, construction-specific benchmarks, production deployment, and optimization across edge, on-premises, and cloud environments. Candidates need 2–4 years of hands-on deep-learning research experience, expertise with transformer-based architectures and Python, and a background in computer science, machine learning, AI, robotics, or a related field. The position is on-site in the San Francisco Bay Area and offers a base salary of $175,000–$275,000 per year, equity, and health, dental, vision, and retirement benefits.

Required Skills

Vision-language models
PyTorch
Python
Temporal reasoning
Quantization
MLOps

Additional Information

Minimum Education: Industry experience, a top-tier PhD program, or equivalent
Required Previous Experiences: 2–4 years of hands-on research experience designing and training deep learning models, particularly transformer-based architectures
Experience working with large-scale vision or language datasets
A track record of shipping meaningful research results, whether at a company, in a lab, or in publications
Preferred Qualifications: Experience with vision-language models, video understanding, or multimodal architectures
Hands-on experience with post-training techniques for large language or vision-language models, including SFT, RL methods, and LoRA
Familiarity with video data, temporal reasoning, and long-context modeling
Publications at top-tier AI, machine learning, or computer vision conferences
Experience optimizing inference at scale through quantization, distillation, and sparsity
Familiarity with MLOps tools for model training and deployment