Install singularity: http://singularity.lbl.gov/install-linux
Build the image
$> singularity build centos-7-easybuild-3.5.1 centos-7-easybuild-3.5.1.bootstrap
Once build is done open run the container as standard user (non root)
$> singularity shell --shell /bin/bash centos-7-easybuild-3.5.1
If you want write permissions in the container:
$> chown yourusername centos-7-easybuild-3.5.1
$> singularity shell --shell /bin/bash -w centos-7-easybuild-3.5.1
Once inside the container
$> source /etc/profile.d/z00_lmod.sh
$> eb --help