This chapter illustrated the theoretical foundation used in this research.
The various engagement concepts were covered, namely, personal engagement, burnout/engagement, work engagement, and employee engagement, as were the measurement methods appropriate for each engagement concept.
A brief introduction to the Airfield Department of Bangkok Aviation Fuel Services Public Company Limited and its aviation refueling operations at Suvarnabhumi Airport was provided, as the researcher felt it beneficial to clarify the unique nature of commercial aircraft refueling. Related studies on the topic of work engagement were also presented to provide additional perspectives and points of reference. Finally, the conceptual framework outlining the proposed link between employees’ characteristics, employees’ level of work engagement, and employees’ performance, and the research
hypotheses to be investigated were discussed. The following topics were covered in this chapter.