1.	Determines quality and reliability standards by studying drawings and formulas; verifying specifications.
2.	Identifies raw material condition by collecting materials samples; conducting inspections and physical tests of materials. 
3.	Identifies in-process product condition by collecting samples during production process; conducting in-process inspections and physical tests. 
4.	Determines disposition of finished product by collecting, classifying, analyzing, and interpreting production and quality data; judging product acceptability in comparison to specifications. 
5.	Interacts with customers, vendors, sales, production and delivery personnel as required to investigate and resolve product quality issues. 
6.	Determines acceptability of rework by conducting inspections and physical tests of reworked product. 
7.	Documents finished product status by recording and summarizing raw materials, in-process, and finished-product inspection and physical test data; updating quality assurance data base. 
8.	Maintains product quality documentation system by writing or rewriting quality assurance procedures. 
9.	Maintains quality assurance operations by following quality assurance policies and procedures; reporting needed changes.