The chillout_engineer_beta.zip file you have requested: Modifications / Chillout Engineer Beta - 4.88mb is not available. Perhaps try browsing all files for the game Halo: Combat Evolved and upload any files you want to share or are missing. This is the only information we could locate:
CHILLOUT ENGINEER BETAby: hunter_cool_grunt_chickenWILL NOT WORK WITH CE. HALO PC ONLY.First of all this is only a BETA. I have no idea when the full version will be finished. But I think this may be the first mod that lets you be an ENGI This halo PC only mod gives you the ability to play as an engineer in Multiplayer with other people who have the mod.