Added the following lines to .bashrc
export GUROBI_HOME="/opt/gurobi550/linux64"
export PATH="${PATH}:${GUROBI_HOME}/bin"
export LD_LIBRARY_PATH="${LD_LIBRARY_PATH}:${GUROBI_HOME}/lib:/opt/boost_1_54_0/lib"
export CPLUS_INCLUDE_PATH="${CPLUS_INCLUDE_PATH}:/opt/boost_1_54_0/include"
#export GRB_LICENSE_FILE=/media/Software/Licenses/Gurobi/gurobi.lic
And that fixed it.