We are seeking an experienced
Foundry Process Engineer
to support manufacturing operations at Impro México SLP.
The ideal candidate will have strong expertise in
sand casting (preferably iron casting)
, process improvement, root cause analysis, and production optimization.
This role requires a hands-on engineer who can drive corrective actions, improve casting yield, and enhance overall production efficiency using data-driven methodologies.
Key Responsibilities
Analyze and resolve foundry manufacturing issues, including
porosity, NCU, core shift, over-grinding, and other casting defects
.
Lead root cause investigations and implement corrective and preventive actions using
8D, DOE, Pareto Analysis, and Root Cause Analysis
methodologies.
Conduct regular
foundry process audits
to ensure manufacturing controls and standard operating procedures are consistently followed.
Monitor production performance, yield trends, and process capability using analytical tools and manufacturing data.
Collaborate with cross-functional teams to improve casting quality, throughput, and overall manufacturing efficiency.
Analyze downstream machining feedback, identify defect trends, and implement process improvements within the foundry.
Support continuous improvement initiatives utilizing
Lean Six Sigma (LSS)
principles and best manufacturing practices.
Improve material flow, production tracking, and reporting throughout complex casting processes.
Interpret complex casting and machining drawings, CAD models, specifications, and
GD&T;
requirements.




Drive production readiness and support the transition from product validation to stable, high-volume manufacturing.
Work closely with operations, quality, and engineering teams to ensure production targets and quality standards are achieved.
Communicate effectively with both local and integral teams in
English and Spanish
.
Required Qualifications
Bachelor's degree in Mechanical Engineering, Manufacturing Engineering, Metallurgical Engineering, or a related discipline.
Experience in
foundry manufacturing
, preferably with
sand casting and iron casting
processes.
Strong understanding of casting defects, process optimization, and manufacturing quality systems.
Hands-on experience with
8D, DOE, Root Cause Analysis, Pareto Analysis, FMEA, and Lean Six Sigma
methodologies.
Ability to perform detailed process audits and implement sustainable process improvements.
Experience analyzing production data, yield reports, and manufacturing performance metrics.
Strong knowledge of
GD&T;
, engineering drawings, and manufacturing specifications.
Excellent analytical and problem-solving skills.
Fluent in
English and Spanish
(written and verbal).
Self-driven, proactive, and capable of working independently in a fast-paced manufacturing environment.
Preferred Qualifications
Lean Six Sigma Green Belt or Black Belt certification.
Experience supporting complex castings with multiple engineered cores.
Experience improving manufacturing yield and production efficiency in high-volume foundry operations.
Background in production launch, process validation, and continuous improvement initiatives.
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📌 Manufacturing Process Engineer (San Luis Potosí)
🏢 Pentangle Tech Services | P5 Group
📍 San Luis Potosí