You could put a link to it on your desktop or a script.
For example, you could make an openElectrum.sh file in your terminal (a script).
Step 1:
Run: vi openElectrum.sh
Step 2:
press "i"
Step 3:
Add the line: "open /Applications/Electrum.app/ --args --oneserver --server 192.xxx.x.xx:50002:s"
Step 4:
Hit escape, and then type ":wq"
Step 5:
on the command line, type
sudo chmod 755 "openElectrum.sh"
(depending on the distro you might not need sudo)
Whenever you want to run electrum from this point type ./openElectrum.sh in the home directory.