Gomes said yesterday that Hallo-ran was not fit for the job held.
"Halloran mismanaged certain situations," said Gomes, who added that he issued numerous letters of reprimand over a tow-year period. " He made a lot of mistakes."
But Gomes also said Halloran's resignation "isn't really unrelated" top his own resignation.
Halloran could not be reached for comment.
Breslow was recently promoted again to director to administrative services at the operations department. He now reports directly to Strickland, who is looking for another person to manage OSS.
Breslow on Monday referred all questions to Crane. Crane refused to comment on the issue yesterday.
But Strickland said yesterday that Breslow's promotions made sense because he wanted to combine the food services with the operations department.
Breslow still holds his job at food services in addition to his new duties.
"We're trying to make this the best operation department that it can be," Strickland said. "We're looking at the jobs in different ways. There is always room for improvement."
Ann f. McNamara, a former conference coordinator at the Harvard School of Public Health, was recently name the new administrative assistant for conferences and services, the job Breslow held at operations for two weeks before his first promotion.
Gomes also denied a February 12 report in The Crimson that he sold tickets to sporting events and that he was escorted off the campus by Harvard Police.
Joe Mathews contributed to the reporting of this article.