Senior ML Engineer – Voice AI, Production Systems

Modulate; Somerville (MA); Hybrid; USD 170,000 - 200,000; Full time

Benefits offered by this job

Competitive salary + equity

Health benefits

Hybrid work model

Professional development

Wellness stipend

Job summary

Modulate is seeking a Senior Machine Learning Engineer to design, train, and deploy cutting-edge models powering our voice intelligence platform. You will collaborate with researchers, engineers, product managers, and leadership to translate business needs into scalable ML solutions.

The role emphasizes production-ready systems, experimentation, and operational ML, with hybrid in-office days and remote options.

Qualifications

• Experience conducting machine learning research and shipping models to production.
• Strong experience building and deploying production-grade machine learning systems.
• Strong experience with Python and PyTorch.
• Experience designing experiments and evaluating model performance.
• Ability to work across research and engineering disciplines to deliver business impact.
• Strong communication skills and the ability to explain complex technical concepts clearly.
• Experience working collaboratively in cross-functional environments.

Responsibilities

• Design, train, evaluate, and deploy machine learning models for production applications.
• Collaborate with engineers, researchers, product managers, and company leadership to define and execute on ML initiatives.
• Conduct experiments to improve model quality, accuracy, robustness, and scalability.
• Partner with platform and infrastructure teams to operationalize and monitor ML systems in production.
• Analyze model performance and identify opportunities for improvement.
• Communicate technical findings, tradeoffs, and recommendations to both technical and non-technical stakeholders.
• Contribute to technical strategy and help shape the future direction of Modulate's ML systems.
• Review code, share knowledge, and mentor teammates as needed.
• Stay current on advances in machine learning and identify opportunities to apply new techniques to our products.

Skills

ML research

Production ML systems

Cross-functional collaboration

Communication skills

Model evaluation

Scaling ML solutions

Cross-functional teamwork

Tools

Python

PyTorch

Job description

Modulate is seeking a Senior Machine Learning Engineer to design, train, and deploy cutting-edge models powering our voice intelligence platform. You will collaborate with researchers, engineers, product managers, and leadership to translate business needs into scalable ML solutions.

The role emphasizes production-ready systems, experimentation, and operational ML, with hybrid in-office days and remote options.