The phrase "as a linotype operator" is correct and usable in written English.
You can use it when referring to someone’s profession or role, particularly in contexts related to printing or typesetting.
Example: "He worked for many years as a linotype operator before transitioning to digital typesetting."
Alternatives: "in the role of a linotype operator" or "as a typesetter using linotype".
He worked as a linotype operator for The New York Times for 30 years and fought in the Korean War.
The son learned the trade in vocational high school and, upon graduation in 1957, went to work for a newspaper as a Linotype operator, intending to make that his life's work, just like his father.
Why had they come with a white flag and, in a polite conference, arranged to forestall the war until the battlefield was tidied?" Solitary, bewildered men recur in Matheson's work, and he developed such trademark characters while working nights as a linotype operator in California.
After the war, he became a linotype operator, and sang in a choir.
His father, the late Paul Sohmer, was a linotype operator and proofreader for Fairchild Publishing, the trade publisher in Manhattan.
He became a linotype operator and ultimately worked on Santiago newspapers and in the national library, and from 1931 he was head of the University of Chile Press.
Mr. Llewellyn was the son of immigrants from Jamaica, a linotype operator and a housekeeper, from whom he inherited only a work ethic.
In the composing room she read from a printing press upside down and questioned a linotype operator in a professional manner.
His mother, Beatrice Rose Kinsey, was a Linotype operator who met Arthur's father when she was dispatched to learn how to operate the new machine her employer had just bought.
By 1916, the three were out-earning their father, a newspaper linotype operator.
WHEN Jimmy Fallon showed up on NBC's "Late Night" last week without a sidekick, it looked like yet another sign that the Ed McMahon era is over; so many talk show hosts work solo that the second-banana position seems almost as obsolete as the foretopman or the Linotype operator.
