Senior ML Engineer North Reading, MA

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Date: Apr 1, 2026

Location: North Reading, MA, US

We are the global test and automation specialists, powering next-generation technologies through sophisticated solutions. Behind every electronic device you use, Teradyne's test technology ensures your device works right the first time, every time! Our portfolio of automation solutions help manufacturers to develop and deliver products quickly, efficiently and cost-effectively. Together,Teradyne companies deliver manufacturing automation across industries and applications around the world!

We attract, develop, and retain a high-performance workforce, comprised of people with diverse backgrounds and a shared drive for excellence. We strive to foster a positive and inclusive work environment that helps employees, and communities, thrive.

TERADYNE, where experience meets innovation and driving excellence in every connection. We are fueled by creativity and diversity of thought and in our workforce. Our employees are supported to innovate and learn something new every day.

We cultivate a culture of inclusion for all employees that respects their individual strengths, views, and experiences. We believe that our differences enable us to be a better team – one that makes better decisions, drives innovation and delivers better business results.

As Senior Machine Learning Engineer, you are Teradyne's highest individual contributor technical authority in ML. You own the end-to-end technical excellence of Teradyne's machine learning systems: from research and experimentation to production deployment and ongoing model performance.

You will define modeling standards, set the engineering bar for the entire ML team, and take personal ownership of the most complex and highest-impact ML problems. Your work will span time-series analysis of semiconductor parametric test data, computer vision for defect detection, adaptive test optimization, and applied LLM systems. You will be the go-to technical voice when the team faces hard problems and the mentor of junior engineers around you.

• Own the technical direction and quality of all ML model development across Teradyne's AI initiatives, setting and enforcing engineering standards across the team.
• Lead end-to-end development of production ML systems: data ingestion and feature engineering, model architecture design, training pipelines, evaluation frameworks, and deployment.
• Design and implement novel ML approaches tailored to Teradyne's unique data domain including time-series parametric test data (STDF/TEMS), wafer map analysis, etc.
• Drive applied research and model innovation, explore and evaluate new architectures, algorithms, and training methodologies, and translate promising approaches into production systems.
• Develop and maintain rigorous model evaluation frameworks, including validation methodologies, risk quantification, and production monitoring strategies.
• Lead technical design reviews; serve as final arbiter of ML architecture and modeling decisions for the team.
• Build and maintain production ML systems with a strong focus on reliability, scalability, and performance in Teradyne's ATE and manufacturing environments.
• Partner directly with customers and application engineers to understand real-world debug workflows and translate them into ML solutions.
• Mentor and develop junior ML engineers; cultivate a culture of technical rigor and continuous learning.

We seek individuals who share our passion and determination. Our commitment to customer success drives us to go the extra mile. If you’re ready to join us in this mission, take a closer look at the minimum criteria for the position.

• 5+ years of experience in machine learning, applied AI, or related fields.
• Hands-on experience fine-tuning large language models.
• Experience with reinforcement learning (e.g., policy gradients, PPO, actor-critic methods).
• Strong software engineering skills (Python, distributed systems familiarity).
• Ability to work cross-functionally with product, software, and hardware teams.
• Strong communication skills; comfortable engaging directly with customers &…