Human Resources Manager

We are seeking an experienced Human Resources Manager to lead all HR operations for our manufacturing site in Sidney, Ohio. This role will serve as a key member of the site leadership team and act as the primary HR partner to plant management. The ideal candidate will have strong HR leadership experience in a manufacturing environment, hands-on knowledge of U.S. employment and labor law, and demonstrated experience managing employee relations and labor relations matters, including working in unionized environments or responding to union organizing activity. This is a fully on-site position requiring close engagement with plant leadership, frontline supervisors, and employees. Key Responsibilities HR Leadership and Plant Partnership Lead the overall HR function for the manufacturing site and provide strategic and operational HR support to plant leadership. Partner with the Plant Manager and functional leaders on workforce planning, organizational design, productivity improvement, and operational readiness. Translate business and production needs into practical HR plans and workforce solutions. Build an effective, compliant, and performance-oriented workplace culture. Employee and Labor Relations Lead employee relations and labor relations matters across the site. Provide guidance on workplace investigations, disciplinary actions, performance issues, grievances, complaints, and terminations. Maintain constructive relationships with employees, frontline supervisors, and employee representatives. Support the company in responding lawfully and effectively to union organizing activity, representation matters, grievances, negotiations, and other labor relations issues. Where applicable, administer collective bargaining agreements and support collective bargaining preparation and negotiations. Train managers and supervisors on positive employee relations, lawful management practices, documentation, and issue resolution. Identify employee relations risks early and develop appropriate mitigation and communication plans. HR Operations and Compliance Ensure compliance with federal, Ohio, and local employment and labor laws, including FLSA, FMLA, ADA, EEO, OSHA-related HR requirements, and NLRA obligations. Develop, implement, and consistently administer HR policies, procedures, and employee handbook provisions. Oversee attendance management, leave administration, payroll coordination, benefits administration, employee records, and HR reporting. Conduct or oversee workplace investigations and maintain accurate, confidential documentation. Partner with internal and external legal counsel on complex employment and labor matters. Monitor HR metrics, including headcount, turnover, absenteeism, overtime, vacancies, labor cost, and employee relations cases. Talent Acquisition and Workforce Development Lead workforce planning and recruitment for production, technical, professional, and management positions. Develop local recruitment channels and partnerships to support plant staffing requirements. Improve onboarding, orientation, training, and retention programs for hourly and salaried employees. Support succession planning, leadership development, performance management, and employee engagement initiatives. Strengthen the people‑management capabilities of supervisors and department managers. Work effectively with both U.S.-based and international leadership teams. Facilitate clear communication between the local site and global headquarters. Help global stakeholders understand U.S. employment practices, workplace expectations, and labor relations requirements. Support the localization and continued development of the U.S. organization. Qualifications Bachelor’s degree in Human Resources, Business Administration, Labor Relations, or a related field required; advanced degree preferred. At least 8 years of progressive HR experience, including significant experience in a manufacturing or industrial environment. At least 3 years of experience leading an HR function or serving as the senior HR representative at a plant or operating site. Demonstrated experience handling labor relations and union‑related matters. Experience in a unionized facility, union organizing campaign, collective bargaining, grievance handling, or labor contract administration is strongly preferred. Strong knowledge of U.S. federal employment and labor law and applicable Ohio requirements. Proven experience managing investigations, disciplinary actions, terminations, attendance issues, and complex employee relations cases. Experience supporting both hourly production employees and salaried professionals. Strong business judgment and the ability to balance operational needs, employee relations, and legal compliance. Excellent communication, negotiation, influencing, and conflict‑resolution skills. Ability to operate effectively in a fast‑paced, evolving manufacturing environment. Experience working in a multinational or cross‑cultural organization is preferred. PHR, SPHR, SHRM‑CP, SHRM‑SCP, or labor relations certification is preferred. What We Offe rCompetitive base salary and performance‑based incentive

• Medical, dental, vision, retirement, and other company benefits
• Opportunity to lead the HR function for a growing advanced manufacturing operation
• Direct involvement in plant leadership, workforce development, and organizational growth
• An international working environment with significant opportunities for professional impact