Enter a job title or keyword

Principal Materials Scientist


Job Location:

Johannesburg - South Africa

Monthly Salary: Not provided by the employer
Posted: 15 August 2026 (30+ days ago)
Application Deadline: 12 November 2026
Vacancies: 1 Vacancy

Job Summary

Principal Materials Scientist

Location: Springs

Are you an experienced Materials Scientist or Engineer with a strong background in advanced manufacturing process optimisation and materials processing

Our client a global leader in synthetic diamond and tungsten carbide solutions is seeking an experienced Principal Materials Scientist to act as the senior technical authority across HPHT manufacturing processes and supporting operations.

This is an exciting opportunity for a technically strong professional who enjoys solving complex manufacturing challenges driving process excellence and applying data-driven methodologies to improve safety quality yield productivity and cost performance.

Key Responsibilities
  • Own and optimise the full process lifecycle across HPHT manufacturing processes and supporting operations.
  • Drive improvements in yield throughput process stability process capability and cost efficiency.
  • Define implement and govern process standards SOPs engineering controls operating limits and control plans.
  • Lead structured problem-solving for complex technical issues using methodologies such as DMAIC RCA 8D FMEA and SPC.
  • Champion World Class Manufacturing Lean and Six Sigma practices through cross-functional improvement initiatives and workshops.
  • Act as a site-wide subject matter expert coaching engineers scientists and operations teams on best practice and process optimisation.
  • Lead process industrialisation commissioning scale-up and process transfer activities aligned with global standards.
  • Collaborate with Production Quality Safety Supply Chain and Engineering Services to support stable and optimised volume manufacturing.
  • Leverage data analytics digital manufacturing tools automation and process control strategies to improve process insight and control.
  • Lead process safety improvement initiatives support risk assessments and promote strong engineering discipline and compliance.
  • Support technology transfer operational best practice and continuous improvement across functions and sites.
  • Develop and support data-driven decision-making to improve manufacturing performance.
Minimum Requirements
  • Masters Degree or PhD in: Materials Science Mechanical Engineering Metallurgical Engineering
  • Minimum 5 years experience in advanced manufacturing or materials processing environments.
  • Strong experience in process optimisation scale-up statistical process control and industrialisation.
  • Expert knowledge of process engineering statistical tools manufacturing science and materials behaviour.
  • Strong analytical and problem-solving capability with a systematic data-driven approach.
Technical Expertise
  • Advanced Manufacturing
  • Materials Processing
  • HPHT Manufacturing Processes
  • Process Optimisation
  • Process Industrialisation
  • Statistical Process Control
  • Process Capability
  • Scale-Up & Commissioning
  • Lean Manufacturing
  • Six Sigma
  • DMAIC RCA 8D & FMEA
  • SPC & Process Control
  • Digital Manufacturing
  • Automation
  • Data Analytics
  • Manufacturing Monitoring Systems
  • Process Safety
Key Competencies
  • Technical Leadership
  • Advanced Problem Solving
  • Analytical & Data-Driven Thinking
  • Process Excellence
  • Continuous Improvement
  • Manufacturing Science
  • Materials Behaviour
  • Cross-Functional Collaboration
  • Stakeholder Influence
  • Business Case Development
  • Financial & Commercial Acumen
  • Coaching & Mentoring
  • Programme Leadership
  • Ownership & Accountability
  • Innovation
  • Engineering Discipline
Whats on Offer
  • Opportunity to act as a senior technical authority within an advanced manufacturing environment.
  • Work on complex HPHT manufacturing processes and materials technology.
  • Drive improvements across safety quality yield productivity and cost performance.
  • Collaborate with multidisciplinary technical and operational teams across functions and sites.
  • Lead technology transfer industrialisation process optimisation and continuous improvement initiatives.
  • Opportunity to influence manufacturing best practice within a global technology-driven organisation.

If you are a highly experienced Materials Scientist or Engineer with a passion for advanced manufacturing process optimisation and technical leadership wed love to hear from you.

Apply today by submitting your detailed CV.

Please note: Employment Equity targets and requirements will be considered as part of the recruitment process. Final shortlisted candidates may be required to undergo verification of academic qualifications and other background checks.

Should you not be contacted within two weeks please take your application as unsuccessful.