The most common and most likely answer to this crossword clue is the 3 letter word OPS
O
P
S
Buddy explains!

The straight part
We know that "works" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case works = ops.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does OPS mean?
OPS noun- An operation.
- An amateur radio operator.
- An operator on IRC, who can moderate the chat channel, ban users, etc.
- Op art; a style of abstract art.
- To promote (an IRC user) to an operator.
- Operations
- (IRC) operator status