Since an airline will have pre-selected them and given them a job and bonded them for 3-5 years, the only ones who will need to worry about employability for their second job are those made redundant before they get 1500 hours.
In the case of TBAA they have a lot more to worry about though, since it's not a 3-5 year bond:
A
one season
Job
Contract
as
First
Officer
on
the
Boeing
737
or
Airbus
319/320/321,
which
is
signed
BEFORE
the
training
is
started
with
a
minimum
monthly
salary
of
€
3.000
NET