Winchester Human Resources Business Partner

Winchester Ammunition; Clayton (MO); On-site; USD 80,000 - 110,000; Full time

Job summary

Olin is seeking a Human Resources Business Partner to strengthen organizational effectiveness across Clayton, MO, and East Alton, IL operations. The role partners with leaders to drive employee relations, performance management, talent development, and HR compliance.

The HRBP collaborates to identify staffing needs, supports recruitment, enforces labor policies, and coordinates engagement initiatives, with up to 10% travel and onsite work at both locations.

Qualifications

• Bachelor’s or master’s degree in Human Resources, Employee Relations, Labor Relations, Organizational Development, or Business discipline.
• Minimum three years of HR Generalist experience; manufacturing union environment preferred.
• Proficiency in Microsoft Office; experience with PeopleSoft/Workday, Dimensions, or SAP preferred.

Responsibilities

• Build relationships with leaders and employees to promote engagement and productivity.
• Guide managers through performance reviews and develop performance management strategies.
• Identify training needs and support employee development initiatives.
• Partner with leaders to identify staffing needs and support recruitment strategies.
• Communicate, interpret, and enforce HR policies while ensuring compliance with labor laws.
• Support Labor Relations activities and administer bargaining unit processes (East Alton).
• Develop and implement employee engagement initiatives and coordinate events.
• Administer progressive discipline up to termination.

Skills

Relationship building

Performance management

Employee development

HR policy interpretation

Communication

Project management

Analytical skills

Leadership

Education

Bachelor's or Master's in HR/Organizational Development

Tools

PeopleSoft/Workday

Dimensions

SAP

Job description

Title: Human Resources Business Partner

Location: Clayton, MO

Additional locations may include: East Alton, IL

Salary: $80,220-$110,000 (depending on relevant experience)

Schedule: Onsite in Clayton or East Alton, with regular travel between locations based on business needs.

Focus: The Human Resources Business Partner (HRBP) strengthens organizational effectiveness by supporting employee relations, performance management, talent development, and HR compliance. This role partners closely with leaders and employees across multiple facilities to drive engagement, strengthen safety culture, support operational needs, and foster a positive, productive workplace.

Human Resources Business Partner Essential Job Functions:

• Build strong, collaborative relationships with leaders and employees to promote an engaged and productive workplace.
• Guide managers through the performance review process and assist in developing and implementing performance management strategies.
• Collaborate with managers to identify training needs and support employee development initiatives.
• Partner with departmental leaders to identify staffing needs and support the Talent Acquisition team's recruitment strategies.
• Communicate, interpret, and enforce HR policies while ensuring compliance with local, state, and federal labor laws.
• Support Labor Relations activities and administer East Alton bargaining unit processes, including internal bid resolutions, curtailments, and recalls.
• Develop and implement employee engagement initiatives and coordinate employee-focused events.
• Administer corrective action using a progressive discipline model, up to and including termination.

Human Resources Business Partner Minimum Requirements:

• Bachelor’s or master’s degree* in Human Resources, Employee Relations, Labor Relations, Organizational Development, or Business discipline.
• Minimum three years of related HR Generalist experience; manufacturing union environment preferred.
• Proficiency in Microsoft Office; experience with PeopleSoft/Workday, Dimensions, or SAP preferred.
• Demonstrated ability to set priorities, manage a high-volume workload, and work collaboratively.
• Strong analytical, communication (verbal and written), leadership, organizational, presentation, problem-solving, project management, and decision-making skills.
• Ability to travel up to 10%.
• Valid US drivers license.

Location-Specific Requirements:

• This position requires access to ITAR controlled technical data, and as such, employment will be contingent upon the candidate's ability to access ITAR controlled technical data pursuant to an export license approved by the Directorate of Defense Trade Controls, if required.

Strong Careers Grow Here

Rooted in our corporate values , Olin continues to be the global leader in both ammunition and chemical manufacturing. We invest, recognize, and reward the talents and contributions of our employees, empowering over 8,000 global individuals to make an impact both at work and in surrounding communities.

View a snapshot of our comprehensive benefits package

Olin fosters a diverse and inclusive workplace, where you are encouraged to join or lead our Olin People Networks. These voluntary groups connect employees across sites, divisions and functions to strengthen connections, belonging, and community involvement.

Olin does not provide any form of sponsorship. We will only employ those who are legally authorized to work in the United States. Individuals with temporary visas such as E, F-1, H-1, H-2, L, B, J or TN or who need sponsorship now or in the future, are not eligible for hire.

Olin is an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability status, protected veteran status, or any other characteristic protected by law.

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