Membership Recruitment and Retention Manager   Who we are: The American Physical Society (APS) is a nonprofit membership organization working to advance and diffuse the knowledge of physics through its outstanding research journals, scientific meetings, and education, outreach, advocacy, and international activities. APS represents more than 50,000 members, including physicists in academia, national laboratories, and industry in the United States and throughout the world.   Position Summary:  Join the American Physical Society (APS) as the Membership Recruitment and Retention Manager. We are seeking a strategic professional with a proven track record in data-driven insights and