“On and off the job” in the first sentence of paragraph 6, means whether at the work time or not. In the second sentence, the meaning of the word “struggle” is trying hard. This word shows that it is so difficult to balance the requirements of the workers’ job and the needs of the workers’ family. In the 4th sentence, the “family responsibilities” refers to care for both children and elderly parents, and the word “pursue” here means that perform the duties of. In the next sentence, “stable” means not subject to sudden or extreme change or fluctuation and “motivated” means provided with a motive or given incentive for action. The last sentence takes some examples for what needs the companies can respond to.
“Ever-changing” in the first sentence means that marked by continuous change or effective action. Next two sentences present the reasons of they want to try different kinds of work. They just want to expand their knowledge and experience and want to avoid boredom and to increase their capabilities. “Ongoing” has two meanings: one is currently taking place, the other one is in progress or evolving. “An official transfer” means work transfer, and the word “transfer” here means “the progress of moving to a different place, position, or job”.