Six Sigma Black Belt is an expert who is capable of explaining its major guidelines and rules concerning supporting systems and tools. A Black Belt should be manifested in leading the team, apprehending team dynamics, determining roles and duties for team members. Black Belt has alo a profound ability to understand of aspects of the DMAIC model according to Six Sigma tenets. What is more, they have rudimentary knowledge of Lean enterprise ideas, they are capable of recognising non-value-added elements and projects and they can make use of particular tools.
As far as expectations are concerned, Six Sigma Black Belt demands either two completed projects with signed affidavids or one completed project with signed affidavid. The latter requires also three-year-old work experience in at least one field of Six Sigma Body of Knowledge. However, it is essential to piont out that it is unnecessary to hold Six Sigma Breen Belt Certification.
There is a n array of expectations a candidate should follow, including the ability to delineate the influence of lean, guality, process improveement on diverse business processes not only in the company but also among customers. They will also be able to make use of their feedback so that the company can live up to clients' expectations. Furthermore, the elements of a project charter(that is problem recognision, scope, aims) will be understandable enough for Six Sigma Black Belt to exploit multiple means so as to accelerate the project progress. Besides fundamental knowlegde about data collection techniques, measurement systems, practical capacities are extremely significant. This is clearly visible in the ability to carry out hypothesis testing and analyze its consequences and in performing both statistical and process calculations. Moreover, Six Sigma black Belt professional is capable of planning design of experiments and examinig the results and implementing statistical process control, improved process. The last but not least, he or she will attempt to develop factory ideas simultaneously with maintaining improvements.
Every candidate is obliged to take a written exam which is made out of 150 multiple-choice questions concerning The Body of Knowledge. As far as time and place is concerned, the examination takes four hour at a single sitting and it is conducted twice per year by local ASQ sections and international organizations.The test is available only in English language and belongs to open-book examination. Candidates are obliged to carry his or her own reference materials since the guidelines of usage are included in the seating letter sent to all participants.
Nonetheless, it is worth mentioning that The Body of Knowlegde is changing gradually because of expanding technologies, policies, manufacturing and service industries.
In order to keep the integrity of Six Sigma Black Belt Certification, ASQ demands recertifying it every three years. It is possible by means of two ways such as: holding at least 18 recertification units for three-year certification period with documenting them in so-called recertification journal or taking the exam in case your certification isinvalid and six-month grace period passed.
Recertifying is conducted so as to guarantee that ASQ certified professionals and it serves as a proof of maintaining the same standard of knowledge compared to the previous written examination. You are obliged to take recertification exam or else it will expire and it will devoid you of the title 'certified'.