Bryce Markus, v.p. in the fixed-income currency and commodities division and corporate debt and credit derivatives trader at Goldman Sachs, has joined Blue Mountain Credit Alternatives as a portfolio manager in New York. Blue Mountain is an affiliate of BlueCrest Capital Management, a credit hedge fund with $2.5 billion under management. A call to Markus was referred to Justin Perras, spokesman, who confirmed the hire. Michael DuVally, spokesman for Goldman, declined comment.