--user flag. This is good enough to do most user-level tasks such as file creation or logging or any application installed via layering.brew and is located in a the user folder linuxbrew. This means that the executable is not added to my path automatically and results in an error. Trying to use the full path to the executable (which can be found by doing which <servicename> also doesn't work. source to solve this problem and have all brew utilities available to my user-level systemd timer?