"less seniority" is correct and usable in written English.
You can use it to refer to a lower rank in an organization based on rank or length of service, for example: "After five years of service, he had less seniority than those who had been with the company for ten."
The intent is to reduce job cuts as well as "bumping," whereby senior employees can bump someone with less seniority out of a job.
Beth Lief, the president of New Visions for Public Schools, a nonprofit group that has helped set up nearly 40 small schools in New York City, said she hoped Dr. Greenberg would help small schools become more independent both from the central bureaucracy and from union rules that, for instance, allow senior teachers to bump those with less seniority.
Both have less seniority than the people they replaced.
Others with less seniority were told to come back.
Workers with less seniority continue to operate the elevators at jobs across the city, he maintains.
The laboratory had promised to lay off workers with less seniority first, he said.
Those with seniority of greater than 5 years were more likely to suffer all types of headache than were less-senior staff (migraine: seniority ≥5: 27.5%, seniority <5: 15.2%, P < 0.01; TTH: seniority ≥5: 37.1%, seniority <5: 27.8%, P < 0.01; seniority ≥5: 7.5%, seniority <5: 2.3%, P < 0.01).
Stockdale was the highest-ranking Navy P.O.W., but his authority derived less from seniority than from that rare blend of virtues that enables a small minority of men to thrive in what the Prussian military philosopher Karl von Clausewitz called the province of danger.
John Deasy was one of a group of big-city school leaders to push for radical change: More independent charter schools, using student test scores to help evaluate teachers and relying less on seniority when teachers are laid off.
With less emphasis on seniority, a person can go upstairs and say, "I've been in accounting for three years, and I'm ready to go into marketing". Each year I phone a list of my old students to see what's happening with them.
Ehlers, in his 6th term, says that he's "obviously interested" in succeeding Boehlert as chairman, a process that is less bound by seniority than in the past.
