Certified Field Service Consultants have proven experience with the administration and configuration of the Salesforce Platform and have a depth of understanding both field service and customer service processes, below link from Trialhead are useful

https://trailheadacademy.salesforce.com/classes/fsl201-implement-salesforce-field-service

https://trailhead.salesforce.com/en/credentials/fieldserviceconsultant

https://trailhead.salesforce.com/users/auser1343/trailmixes/implementing-field-service-lightning-pre-work