New-DbaAgentSchedule will help create a new schedule for a job. If the job parameter is not supplied the schedule will not be attached to a job.
Creates a schedule with a daily frequency every day. It also assumes default values for the start date, start time, end date and end time.
New-DbaAgentSchedule -SqlInstance localhost\SQL2016 -Schedule daily -FrequencyType Daily -FrequencyInterval Everyday -Force