Depending on the position you are seeking, you may want to list certifications in reverse chronological order in the education section or create a separate section. (resume-now.com)
Your name and contact details would be at the top centre followed by your career history and work experience in reverse chronological order with the most recent job detailed first. (cvtips.com)
As shown in the healthcare management resume sample, use reverse chronological order when listing your previous positions, beginning with the most recent. (resume-now.com)