The best replacement for qualification is validation.

The best alternatives to qualification are rated as following:
★★★★★  validation
★★★★  pre approval
★★★★  certification
★★★★  experience
★★★  qualifications
★★  verification
★  quantification
★  process validation
  work experience
  competency
  equivalent
  pre approval for mortgages
  pre-approval
  skill
  compétence

Your alternative for qualification is not listed? Suggest!
Speaking about qualification, one probably shouldn't forget about degree.

Other search terms related to qualification and their ratings are:
★★★★★ degree
job
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Google Trends

Scale is based on the average worldwide traffic of qualification in all years. Click on graph for more.
qualification
validation
pre approval