Bruker Corp., a provider of scientific instruments and solutions based in Billerica, Mass., announced that its board appointed Bill Knight as chief operating officer and Brian Monahan as chief financial officer (CFO), effective Feb. 1, 2010. Knight is currently serving as CFO, while Monahan is the company’s chief accounting officer. Knight joined Bruker as CFO and treasurer in October 2004; he is also president of the Bruker Detection business in the US. Before joining the company, Knight was a founder of ATI Technologies and served as CFO of Anika Therapeutics, Zycos and NMT Medical. Monahan joined Bruker as corporate controller in April 2004 and was appointed chief accounting officer and vice president of finance in March 2009. He has served as executive vice president of Bruker Daltonics since November 2006 and as general manager of the Americas since July 2008. His prior finance-related roles at Bruker Daltonics include assistant vice president and vice president.