Answers. Best Answer: Average yearly salaray for a credentialed technician in the Midwest is about $35,000 ($14 per hour) (Illinois is included in the midwest figures.) It is a bit higher in the northeast where most states require that veterinary technicians be licensed.orry, something has gone wrong. Best Answer: Average yearly salaray for a credentialed technician in the Midwest is about $35,000 ($14 per hour) (Illinois is included in the midwest figures.) It is a bit higher in the northeast where most states require that veterinary technicians be licensed.