Workplace environment plays a major role towards the employees’ performance since job performance is important as it plays a major role in determining the productivity of the organization itself. For the older the worker of aging adult worker, this group are more concern on ergonomics issues and needed to be see to ensure the continuity of excellent performance and productivity of the company. Thus, this research explores how the workplace ergonomics affect job performance among aging workforce. Previous studies focused on ergonomics among workers but not specific towards aging workforce. This study aims on how to increase or maintain older workers’ job performance by providing better workplace ergonomics and proposed a conceptual framework of the factors of ergonomics workplace for aging workforce.