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Principal Applied Scientist

SoundThinking

Salary not specified
Sep 3, 2025
Fremont, CA, US
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SoundThinking is looking to advance its AI/ML strategy and deliver high-impact data-driven solutions by designing and implementing state-of-the-art machine learning models, setting technical standards, and collaborating with Engineering, Product, and customer teams to ensure AI products are scalable, secure, and responsible.

Requirements

  • Expertise in one or more of: natural language processing, computer vision, multimodal AI, time-series analysis, or generative AI.
  • Hands-on experience with Python and ML frameworks such as PyTorch, TensorFlow, or JAX
  • Deep expertise in large language models (e.g., GPT, LLaMA, Claude, Falcon, Mistral, or custom transformer architectures).
  • Proven experience in fine-tuning, prompt engineering, evaluation, and deployment of LLMs in production environments.
  • Strong knowledge of cloud-based ML infrastructure (AWS, GCP, or Azure) and distributed data systems.
  • Familiarity with data security, privacy, and compliance (CJIS, GDPR, SOC2, etc.).
  • Proven ability to influence product and engineering teams through technical authority without direct management.

Responsibilities

  • Act as a senior IC and subject matter expert for AI/ML/LLM initiatives, setting technical direction in alignment with the Senior Director, Engineering.
  • Research, prototype, and deliver advanced machine learning and deep learning models for real-world production applications.
  • Own the full lifecycle of AI models: data acquisition, feature engineering, model design, evaluation, deployment, monitoring, and continuous improvement.
  • Establish and enforce best practices for MLOps, model governance, and responsible AI, ensuring compliance with enterprise and regulatory standards.
  • Partner with engineers to integrate models into production systems with an emphasis on performance, reliability, and explainability.
  • Collaborate with Product teams to translate business requirements into AI/ML technical roadmaps and deliverables.
  • Produce high-quality technical documentation, design artifacts, and knowledge transfer materials.

Other

  • Master’s or PhD in Computer Science, Data Science, Statistics, or a related field strongly preferred.
  • Ability to travel as required.
  • Excellent communication and presentation skills, including the ability to explain complex AI concepts to non-technical stakeholders.
  • 10+ years of applied experience in data science, AI, or ML, with a strong record of delivering models into production.
  • Ability to work onsite 3 days per week – the specific days are dependent on the office location.