V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

BOFH
       Bastard Operator From Hell (slang)


The Jargon File (version 4.4.7, 29 Dec 2003):

BOFH
 //, n.

    [common] Acronym, Bastard Operator From Hell. A system administrator with
    absolutely no tolerance for lusers. ?You say you need more filespace?
     Seems to me you have plenty left...? Many BOFHs
    (and others who would be BOFHs if they could get away with it) hang out in
    the newsgroup alt.sysadmin.recovery, although there has also been created a
    top-level newsgroup hierarchy (bofh.*) of their own.

    Several people have written stories about BOFHs. The set usually considered
    canonical is by Simon Travaglia and may be found at the Bastard Home Page.
    BOFHs and BOFH wannabes hang out on scary devil monastery and wield LART
    s.


The Free On-line Dictionary of Computing (30 December 2018):

Bastard Operator From Hell
BOFH

    (BOFH) A rogue network operator character invented
   by Simon Travaglia , regularly featured
   in "Computing" and "DATAMATION" magazine.

   See also: Dilbert.

   (http://angelfire.com/bc/simont/index.html).

   (1999-09-17)