At Doncasters in Groton, CT, we have an exciting opportunity for a Manufacturing Supervisor to join our team
This is a salaried opportunity to work with motivated employees and our Management Team to become a part of a successful Industrial Casting Company with good work life balance. Various Shifts available
Hours – 40 hours a week
- 1st Shift
- 2nd Shift
- Weekend Shift
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?
We are a specialist manufacturer of complex precision cast components for aerospace engines and industrial gas turbines, supporting leading OEM programs.
We excel in turning metals into motion, working in alloys and manufacturing complex product designs to offer an unparalleled range of solutions for high performance and specialist applications.
We employ more than 3,000 people across 14 core manufacturing facilities globally, providing the scale and expertise required to serve leading aerospace engine and IGT OEMs.
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, integrity, and teamwork.
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:
In this role, you will be responsible for adherence to process control procedures, operating instructions, and all quality control instructions. The primary responsibility is safely manufacturing a quality product with minimal scrap or rework, while meeting customer specifications. You will also have the opportunity to develop and train employees to meet or exceed company goals while maintaining a positive morale.
- Demonstrated ability to manage multiple tasks and priorities and easily adapt to changing situations and priorities.
- Requires that the incumbent be organized, self-motivated individual who can work independently as well as work effectively in a collaborative team environment.
- Demonstrated ability to lead people and get results through others preferred.
- Excellent verbal and written communication skills or the ability to develop the skills required.
- Computer literate, particularly in spreadsheet; financial; inventory and production planning and tracking applications.
- Demonstrated ability to develop, execute and deliver results in conformance with action plans.
- Provide strategic and day to day leadership for designated product mix, developing a skilled and motivated workforce to support achievement of objectives.
- Maximize productivity through achieving operational standard hours, booking operations, monitoring recoveries, investigating underperformance and taking corrective action.
- Assist in developing and executing plan to increase overall engineering and production competitiveness, through innovation and new techniques to establish a highly competitive lean organization.
- Optimization of factory performance and efficiency, ensuring that process flow, manufacturing methods, tooling fixtures and equipment utilization are cost competitive and sustainable.
- Ensures designated product mix is driven through process to deliver OTIF; utilizing resources such as maintenance, engineering and quality as required.
Interested?
If you have any of the below skills, we would love to talk to you about your next career move:
- Requires a bachelor’s degree Engineering, Science or Manufacturing Technology or 5 or more years of experience, and at least 1 year managing a group in lieu of degree.
- Advanced written and verbal communication skills.
- Advanced PC skills and knowledge of ERP Systems.
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 [email protected].
Skills Required
- Bachelor's degree in Engineering, Science, or Manufacturing Technology OR 5+ years manufacturing experience with at least 1 year managing a group
- Advanced written and verbal communication skills
- Advanced PC skills and knowledge of ERP systems
- Computer literate with spreadsheets, financial, inventory and production planning and tracking applications
- Demonstrated ability to manage multiple tasks, priorities and adapt to changing situations
- Demonstrated ability to develop, execute and deliver results in conformance with action plans
- Experience maximizing productivity: achieving operational standard hours, monitoring recoveries, investigating underperformance and taking corrective action
- Experience with lean manufacturing, process optimization and improving production competitiveness
- Demonstrated ability to lead people and get results through others
What We Do
Doncasters is a leading independent manufacturer specializing in complex, highly engineered precision cast components and nickel- and cobalt-based superalloys. The company provides critical solutions to demanding industries, including aerospace, industrial gas turbines, automotive, and medical sectors. By supporting leading OEM programs, Doncasters excels in turning metals into motion, offering an unparalleled range of solutions for high-performance and specialist applications.








