CMM Programmer

At Doncasters we have an exciting opportunity for a CMM Programmer to join our team in Groton, CT.

The CI Engineer will be responsible for leading and working with operations to deliver product yield improvement across all manufacturing processes.

Why join us?
Did you know that every time you take a flight, drive somewhere, or switch on a light, there’s a chance Doncasters played a part in making that happen?

As a leading international manufacturer of specialist superalloys and high-performance alloy components, we provide critical solutions to some of the world’s most demanding industries, including aerospace, Industrial Gas Turbines, automotive, medical, and other specialist sectors.

With a heritage spanning nearly 250 years, we’ve built a global reputation for technical excellence, innovation, and engineering that performs where it matters most. Today, we operate across 20 sites worldwide, employing almost 3,000 professionals. This includes engineers and production teams to HR, marketing, and other support functions, who are united by a shared sense of purpose.

At Doncasters, we believe in doing things the right way. That means acting with integrity, delivering with commitment, and working as one team to achieve more, together. Whether you're developing precision-engineered components, running world-class manufacturing operations, or supporting our people and processes, your role is part of something much bigger.

Join us and contribute to a legacy built on performance, precision, and the values that drive us forward - excellence, commitment, teamwork, and integrity.

What we can offer you:
• An interesting and varied field to work in
• An environment where you can learn and grow through constant development opportunities
• PTO
• Competitive 401K
• Competitive medical insurance

The Role:

The CMM Programmer is responsible for developing, validating, and executing inspection programs using Coordinate Measuring Machines (CMM) to ensure precision components meet engineering specifications and quality standards. This role supports manufacturing, engineering, and quality teams in a fast-paced aerospace/industrial environment.

• Develop and optimize CMM programs (e.g., PC-DMIS, Calypso) for complex components
• Interpret engineering drawings, GD&T, and customer specifications
• Perform first article inspections (FAI) and in-process inspections
• Analyze inspection data and generate detailed reports
• Troubleshoot measurement issues and improve inspection processes
• Collaborate with engineering and production teams to resolve quality concerns
• Maintain calibration and proper functioning of CMM equipment
• Support continuous improvement and lean manufacturing initiatives

 

Interested?
If you have any of the below skills, we would love to talk to you about your next career move:

Qualifications:

• Associate’s or Bachelor’s degree in Manufacturing, Engineering, or related field (or equivalent experience)
• 3+ years of CMM programming experience
• Strong understanding of GD&T and blueprint reading
• Experience with CMM software (PC-DMIS, Zeiss Calypso, or similar)
• Knowledge of aerospace quality standards (AS9100 preferred)
• Strong analytical and problem-solving skills

Equal opportunities:
Doncasters is committed to achieving workforce diversity and we pride ourselves on creating an inclusive working environment. We welcome all applications irrespective of social and cultural background, national origin, race, age, sex, gender identity, disability- physical or hidden, sexual orientation, veteran status, religious belief, or any other characteristics protected by law. We provide a fully inclusive and accessible recruitment process. We encourage all applicants to reach out if they require any support or accommodations to enable them to thrive throughout our recruitment process. Please contact careers@doncasters.com.

Manufacturer of precision alloy components for aerospace and energy.