Certification Council

Supporting the mission of HRCI®, HRCI Certification Council oversees the development, maintenance and administration of certification programs for the human resource profession, both in the U.S. and globally.

Sylvia Diemer, PHR


Certification Council Member

Sylvia Diemer is the Human Resources Manager at Segal McCambridge Singer & Mahoney. Her primary responsibilities include strategy development, recruiting, employee relations, policy implementation and enforcement, training, performance management, and compliance with state and federal employment laws for the Chicago, Austin, Houston, Detroit, and St. Louis offices.
Diemer has more than 10 years of experience in HR leadership. Prior to joining Segal McCambridge she worked as the Regional Human Resources Manager at a facility management services company in Chicago. 
She earned PHR certification in 2010, and a bachelor's degree in entrepreneurship and innovations at the Krakow University of Economics in 2002. She started collaborating with the HR Certification Institute in 2010. She has served as an Item Writer and Item Reviewer for the PHR, SPHR, PHRi, and aPHRi exams. In 2018 she started mentoring and coaching new item writers.