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ML Engineer (Infrastructure)
Location: San Francisco - Bay Area Hybrid
About the Role:
WitnessAI is a leader in providing innovative networking solutions designed to enhance security, performance, and reliability for businesses of all sizes. We are seeking an ML Infrastructure Engineer to optimize, deploy and scale machine learning models in production environments. You will play a critical role in scaling GPU resources, building continuous learning pipelines, and integrating a variety of inference frameworks. Your expertise in model quantization, pruning, and other optimization techniques will ensure our models run efficiently and effectively.
You will contribute to our mission through the following:
Develop and Optimize: Design and manage scalable GPU infrastructures for model training and inference. Build automated pipelines that accelerate ML workflows, implement feedback loops for continuous learning, and enhance model efficiency in resource-constrained environments.
Implement Advanced Inference Solutions: Evaluate and integrate inference platforms like NVIDIA Triton and vLLM to ensure high availability, scalability, and reliability of deployed models.
Collaborate for Impact: Work closely with applied scientists, software engineers, and DevOps professionals to deploy models that drive our company's mission forward. Document best practices to support team knowledge sharing and improve code quality and reproducibility.
The ideal candidate will have expertise in designing, developing, and maintaining scalable ML infrastructure components, including data pipelines and deployment systems. You should have a demonstrated track record of optimizing ML workflows for performance and resource utilization, and stay up to date on best practices for model management and reproducibility. Strong communication skills and the ability to collaborate across functions to execute complex projects are essential.
QualificationsBachelor's or Master's degree in Computer Science, Engineering, or a related field.
2+ years of experience building and scaling machine learning systems.
Proven experience in scaling GPU resources for machine learning applications.
Experience with inference platforms like NVIDIA Triton, vLLM, or similar.
Demonstrated expertise in model quantization, pruning, and other optimization techniques with frameworks such as TensorRT, ONNX or others.
Skilled in automating data collection, preprocessing, model retraining, and deployment.
Proficient with cloud platforms such as AWS (preferred), GCP, or Azure, especially in deploying and managing GPU instances.
Strong skills in Python; familiarity with other scripting languages is a plus.
Experience with CUDA packages.
Experience with PyTorch, Tensorflow or similar frameworks.
Proficient in Docker and Kubernetes.
Experience with Jenkins, Github CI/CD, or similar tools.
Experience with Prometheus, Grafana, or similar monitoring solutions.
Soft Skills
Strong problem-solving and analytical abilities.
Excellent communication and teamwork skills.
Ability to work independently and manage multiple tasks effectively.
Proactive attitude toward learning and adopting new technologies.
Benefits:
Hybrid work environment
Competitive salary.
Health, dental, and vision insurance.
401(k) plan.
Opportunities for professional development and growth.
Generous vacation policy.
Salary range:
$140,000-$170,000
