NewMarket
Sauget, IL, USA
Sr. HR Supervisor - Labor Relations US-IL-Sauget Job ID: 2026-2737 Type: Regular Full-Time # of Openings: 1 Category: Human Resources Afton Chemical Overview This position serves as a key partner to plant leadership, overseeing labor relations activities and ensuring a stable, productive, and legally compliant work environment. This role leads the administration of collective bargaining agreements, supports grievance resolution, and fosters positive employee–management relationships within a chemical manufacturing environment. In addition, this position oversees plant recruiting, onboarding, benefits administration, performance management, training, employee relations and various projects furthering organizational objectives. Responsibilities P rovide expert guidance to management on employment and labor law, collective bargaining interpretation, disciplinary actions, and workplace investigations, while partnering with union representatives to address...