How long does the SPECTRUM trainee program last? Depending on your job role, the trainee program lasts 12 or 18 months. By Aaron Baur|2022-12-21T16:19:52+01:00December 21st, 2022|EN FAQ Home|Comments Off on How long does the SPECTRUM trainee program last? Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTumblrPinterestVkEmail About the Author: Aaron Baur