The phrase "while on shift" is correct and usable in written English.
You can use it to describe a situation where someone is working during a set period of time. For example, "The maintenance worker fixed several machines while on shift."
"For a long time we were like John the Baptist, crying into the wilderness and no one was listening," Mann said to me, while on shift at Musgrove Park.
Officers recorded their directed patrol activities in an Intranet database while on shift.
Recently, research has begun to focus on strategies for maintaining wakefulness and decreasing fatigue while on shift [ 16].
Principal themes from free text were: feeling unwell and fatigued; patient and personal safety concerns; not able to take breaks while on shift; and negative expressions towards night shifts.
18 The frequency with which this response was manifest in our doctors could (as suggested by our renal and intensive care physician) be interpreted as a demonstration of the physiological superiority of doctors in intensive care units or merely show (as suggested by the rest of us) that we should try to drink more water while on shift.
If you've had a bad day, leave it at home and be polite while on shift, even to the meanest of customers.
The RM process identified that while on-shift exercise was necessary for maintaining fitness, it lacked the necessary structure, guidance and management to ensure safe performance.
"I do think it will take the average man on the street a while to shift from one to the other though, it's quite a dramatic switch," continued Clark.
Kaycappa was a notorious paparazzo trying to photograph Mills while on shifts for a national newspaper and a regional press agency.
I added one more while on the shift itself, so I was pregnant and then afterward, nursing, while our family had a very rigid schedule of, "Cheryl sleeps at 8 30 p.m. and wakes up at 2 30 a.m.
A domestic worker launders the workers' clothes while they are on shift and there is a suggestion box seeking ideas for improvements.
