Wax Process Engineer / Process Owner (Pattern Assembly)

Doncasters; Oxford (AL); On-site; USD 70,000 - 95,000; Full time

Benefits offered by this job

PTO

Competitive 401K

Competitive medical insurance

Job summary

Doncasters in Oxford, AL, is seeking a Wax Process Engineer to act as the primary technical authority for the wax pattern and wax mold assembly preparation value stream. Located on-site at our aerospace investment casting facility, you will own process stability, injection parameters, and assembly standards to produce high-integrity wax components.

The role focuses on minimizing defects, ensuring dimensional repeatability, and maintaining fixed process controls across turbine blade and vane

Qualifications

• Bachelor's degree in an accredited engineering program.
• Minimum 3 years in an industrial manufacturing environment with explicit experience in injection molding or investment casting wax room operations.
• Knowledge of polymer/wax rheology, thermal expansion, contraction characteristics, and material behavior.
• Ability to troubleshoot wax injection presses and modify parameters to obtain quality wax components.
• Familiarity with assembly jig/fixture design and pattern-gating principles.
• Ability to interpret structured blue light scanning reports and ultrasonic wall thickness data.
• Competency in data-driven diagnostic tools (Minitab, Excel, SPC) to track injection machine stability and scrap paretos.

Responsibilities

• Own the wax pattern and wax mold assembly preparation process.
• Maintain process stability and injection parameters.
• Ensure quality validation of ceramic cores and wax components.
• Drive dimensional repeatability and reduce defects.
• Support shell loading preparation and final mold setup methods.

Skills

Bachelor's degree in engineering

3+ years industrial manufacturing

Rheology knowledge

Wax injection troubleshooting

Jig/fixture design

Pattern gating

Blue light scans interpretation

Ultrasonic thickness data

Data-driven tools (Minitab, Excel, SPC

Education

Bachelor’s degree in Engineering (Mechanical/Aerospace/Manufacturing/Chemical)

Tools

Minitab

Excel

SPC

Job description

Wax Process Engineer / Process Owner (Pattern Assembly)

#3454

Oxford, Alabama, United States

The Role

Are you looking to act as a process owner? Are you seeking a Wax Process Engineer role to serve as the primary technical authority for the entire wax pattern and wax mold assembly preparation value stream? At Doncasters we have an exciting opportunity for a Wax Process Engineer to join our team in Oxford, AL.

The working hours for this role are Monday through Friday 7:30 AM to 4:30 PM.

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 Wax Process Engineer / Process Owner serves as the primary technical authority for the entire wax pattern and wax mold assembly preparation value stream. Located on-site at our Oxford, Alabama, aerospace investment casting facility, this role owns the process stability, wax injection parameters, and assembly standards required to produce high-integrity wax assemblies. The engineer’s mandate spans from the receipt and quality validation of ceramic cores, into pattern and mold ancillary component wax injection, final mold setup methods, and preparation for shell loading. This role directly impacts downstream casting quality by driving dimensional repeatability, minimizing inclusion defects, eliminating assembly-induced stress, and maintaining strict fixed process controls for our turbine blades and vanes.

Interested?

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

• Bachelor’s degree in Mechanical Engineering, Aerospace Engineering, Manufacturing Engineering, Chemical Engineering or related engineering discipline from an accredited program.
• Minimum 3 years of engineering experience in an industrial manufacturing environment, with explicit experience in injection molding or investment casting wax room operations.
• Understanding of polymer/wax rheology, thermal expansion, contraction characteristics, and material behavior.
• Mechanical aptitude to comprehend the operation of a wax injection press with ability to troubleshoot issues and modify parameters to obtain quality wax components.
• Familiarity with assembly jig/fixture design and pattern-gating principles.
• Ability to interpret structured blue light scanning reports and ultrasonic wall thickness data to diagnose wax pattern shape and core positioning.
• Competency in data-driven diagnostic tools (Minitab, Excel, SPC) to track injection machine stability and scrap paretos.

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 [e-mail].