Domains of Iron: Legend of the Old Gods
Bard - College of Science
(Use the SRD Bard table from the PHB for general stats, and substitute all spells to be alchemic in nature—as in they require an alchemy circle).
Many bards delve into lost lore while others trumpet the battle field, but in a world of inventions gizmos and scientific discovery sometimes understanding the new is just as important.
When you join the college of Science at 3rd level you gain proficiency with thieve’s tools and any two artisans tools of your choice.
Also at 3rd level you can expend one use of your bardic inspiration when you make an Intelligence ability check to grant yourself the bonus.
At 6th level you gain expertise in any two skills from the following: Arcana, History, Investigation, Nature, Religion.
At 14th level you are now a master of investigation gaining advantage on all Intelligence (Investigation) checks, additionally you can perform such tasks as a bonus action.