The background of human resources needs assessments in macro studies refers more to quantity estimating . The aim of this issue is to recognition of the human resource requirements to reach to knowledge based economy with emphasis to job contents .The theoretical framework is human capital theory and knowledge based sustainable development. Recent literature has concentrated in human resource development at national level (NHRD) , which attempt to describe employee’s educational and professional specialties and planning it by means of multi-criteria human resource development and the aspects of strategic planning for knowledge based development. For this reason , by considering national needs assessment documents in initiator countries , expert characteristics on the related databases and theoretical analysis ,the main capabilities of professional labore force in manufacturing major job groups has been recognized . the mentioned capabilities are in three categories : the first are essential for work station performance which known as “employability “ , the second are common technical skills in all industrial jobs, and the last one are technical skills specific to each industry.