Senior Process Control Engineer, Advance Processing

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SP Crystal Until 8/21/2026 H-1B sponsor history First posted March 26, 2025 Last posted July 7, 2025
Job description
Senior Process Control Engineer, Advance Processing

Location:

SP Crystal

At Sibelco, we advance life through materials.
For over 150 years, we’ve been a trusted leader in sourcing, transforming, and distributing specialty industrial minerals. Our work powers progress across industries as diverse as glass, ceramics, construction, coatings, polymers, and water purification. Beyond our materials, we’re proud of our commitment to sustainability, innovation, and empowering people from all walks of life to thrive and make a meaningful impact.

Are We the Perfect Match?

At Sibelco, we believe building a successful career is a two-way journey. We’re looking for individuals who share our values and vision, just as much as you’re seeking a company that aligns with your aspirations. Together, we can shape the future.

As a part of the High Purity Quartz Operations, the Sr. Process Control Engineer role will empower you to analyse and develop statistical process control solutions for numerous chemical processes (leaching and high- temperature reactors) at our plants where we produce Hight Purity Quartz to ensure the consistent quality of our product while maximizing volume. He or she will work closely with both the Manager of Technical Operations as well as the plant managers. Moreover, he or she will work closely with their counterpart., to build the foundation and procedures for optimizing and controlling our processes.

Your Impact in This Role

As a Sr. Process Control Engineer, Advanced Processing, your responsibilities will include but are not limited to:

  • Build the foundation for SPC implementation for various processes, e.g., develop procedures and methods to analyse data, evaluate process capabilities, and identify opportunities to optimize process parameters to create more consistency.

  • Leverage Statistical Process Control to prevent non-conformances and reduce product variation through standard measurement plans, implementation of advanced gaging and sampling methodology.

  • Evaluate the effectiveness of set SPC limits and boundaries and CpK control limits and suggest improvements.

  • Support Operations in reviewing and adjusting calibrations of processes to meet new limits and boundaries.

  • Support Operations in improving process efficiency.

  • Together with our Continuous Improvement team, support root cause analysis on any internal or external non-conformances. This may include 5 Why, PFMEA, or other similar methodologies.

  • Work with Plant Managers to implement effective corrective actions addressing process deviations.

  • Troubleshoot and provide analytical support to Continuous Improvement Specialists data to inform improvement decisions.

  • Effectively visualize and communicate findings related to SPC and assist other teams with effective visualization of SPC related ideas or improvements.

What You Bring to the Table

  • BS/ MS degree in Chemical/ Metallurgical Engineering, with a strong background in Statistics and improvement.

  • 10+ years of experience with process development, Statistical Process Control (SPC), Design of Experiments (DOE), & FMEA fundamentals.

  • Experience in process automation.

  • Experience in Data Visualization tools (e.g. Power BI, Tableau)

  • Fluency in the local language and written and spoken English.

Benefits

  • Medical Insurance

  • Prescription Drug Benefits

  • Dental Insurance

  • Vision Insurance

  • Life Insurance

  • Disability Insurance

  • Critical Illness Insurance

  • 401(k) Retirement Savings Plan

Why Join Us?

Sibelco is more than a workplace—it’s a community that encourages growth, innovation, and collaboration. Here’s what you can look forward to when you join our team:

We also welcome applications from all backgrounds and are committed to providing reasonable adjustments to support you through the selection process.

How to Apply

Follow us on LinkedIn, Instagram, Twitter/X and Facebook to learn more about life at Sibelco. Submit your application in the Apply option.

Please note: We do not require agency services as we have a dedicated Global Talent Acquisition Team.

 

About this role

Summary

Analyze and develop statistical process control solutions for chemical processes.

Job title

Senior Process Control Engineer, Advance Processing

Experience level

10+ years

Industry

mining

Location requirements

Located at SP Crystal; remote work not allowed.

Salary

Not specified

Visa sponsorship

H-1B sponsor history

Management role

No

Skills & keywords

Required skills

chemical engineeringstatisticsprocess developmentstatistical process controldesign of experimentsfmeaprocess automationdata visualizationpower bitableauenglish

Preferred skills

None specified

Specializations

process controlstatisticsdata visualizationchemical engineeringcontinuous improvement
Locations

Structured locations inferred from the posting.

Unknown location

On-site