Six Sigma Process and Certification

Six Sigma is a quality management approach that removes errors and defects from business services and improves the customer experience. This in turn is helpful for companies to reduce risks and eliminate errors. The certified professionals assist their organizations in maintaining profitable contracts and improving business processes. Hence, by getting the Six Sigma certification you can increase your value for the organization. Since the certification requires a lot of skill and years of work, the certified professionals are among the highest-paid employees in most industries.

Six Sigma Processes:

The primary goal of Six Sigma is quality improvement by eliminating variability and defects. By applying the six sigma improvement projects, you can focus on process improvement thus benefiting the organization.

The goals of Six Sigma methodology are accomplished through the use of two Six Sigma sub-categories: the DMAIC process and the DMADV process.

The word DMAIC stands for define, measure, analyze, improve and control. It is used for incremental improvement of systems. The DMAIC process is usually applied to the existing processes that fall below specification level.

The word DMADV stands for define, measure, analyze, design and verify. This process is used to develop new products at Six Sigma quality levels. It can also be used for an existing process that requires more than just incremental improvement.

The Six Sigma green and black belt experts are skilled to run both these processes. While the Six Sigma master black belt specialists manage and oversee these two expert groups.

What is the Six Sigma Certification?

Companies use the Six Sigma tools and techniques to improve their production processes and eliminate the defects. This helps guarantee the quality. The professionals who are skilled in identifying risks, errors, or defects in a business process can get themselves validated by completing six sigma certification. The certification is used to enhance the credibility of a professional. A certain level of experience is required for individuals to achieve the six sigma certification.

Six Sigma certification levels:

The Six Sigma certification is divided into various skill levels which are as follows. Accreditation bodies like the American Society for Quality (ASQ) offer this certification:

  1. White Belt: This is the most basic level which supports change management in the organization.
  2. A Yellow Belt specialist knows how to apply Six Sigma, so he can perform problem solving tasks.
  3. A Green belt specialist is skilled in advanced analysis so he can lead projects and solve quality related problems.
  4. Black belt: This is the expert level. Now you can train others and also lead projects.
  5. Master Black Belt: It is the highest level of expertise. This means you can now shape strategy and develop key metrics.


The importance of six sigma certification cannot be overemphasized. As individuals, it is important to stay competitive and refine your skills to stay employed in the competitive job market. As an employer, you can rest easy knowing that your production lines are run by professionals whose primary focus is quality. Hope, you will find this article helpful.