By Paresh Dave OAKLAND, Calif. (Reuters) – Alphabet Inc’s Google said on Monday it had recently fired a senior engineering manager after colleagues, whose landmark research on artificial intelligence software he had been trying to discredit, accused him of harassing behavior. The dispute, which stems from efforts to automate chip design, threatens to undermine the reputation of Google’s research in the academic community. It also could disrupt the flow of millions of dollars in government grants for research into AI and chips. Google’s research unit has faced scrutiny since late 2020 after wor…