HR Operations Coordinator — Manufacturing & Compliance

Socket.dev; Saint Charles (MO); On-site; USD 65,904,000 - 77,366,000; Full time

Benefits offered by this job

Competitive medical plan

Paid time off 17 days

401K with 6% match

Tuition reimbursement

Dental and vision plans

Flex spending accounts

Employer-paid life insurance

Tele-med physician services

Discounted home/auto insurance

Job summary

MAPEI Corporation is seeking an HR Coordinator, Operations to support plant leadership and employees by coordinating HR processes, maintaining records, and ensuring compliance with company standards.

You will assist with payroll, benefits, training, and onboarding, while fostering clear communication across teams and serving as a trusted administrative partner to management in a safe, organized work environment.

Qualifications

• High school diploma or GED required; associate or bachelor’s degree preferred.
• Minimum 2 years of administrative or HR support experience, ideally in manufacturing.
• Proficiency in Microsoft Office; experience with HRIS or timekeeping systems preferred.
• Excellent verbal and written communication; ability to handle confidential information.
• Strong attention to detail, organization, and follow-through.

Responsibilities

• Partner with HR Manager and Unit Manager to support performance, attendance, and conduct matters.
• Participate in daily production meetings and provide updates on personnel activity, including openings and separations.
• Coordinate and document employee relations meetings while maintaining confidentiality.
• Support payroll processing via ADP Workforce Now, including timekeeping and reporting.
• Provide benefits information and onboarding support for new hires and current employees.
• Collaborate with hiring managers to recruit and onboard hourly and entry-level roles.
• Verify I-9 documentation and facilitate new hire orientation.
• Ensure QMS compliance and assist with document updates as needed.
• Maintain confidential employee files and participate in HR/PSC meetings.

Skills

Verbal communication

Written communication

Attention to detail

Organization

Confidentiality

Education

High school diploma or GED

Associate or Bachelor’s degree in HR/Business

Tools

Microsoft Office Suite

HRIS

ADP Workforce Now

Timekeeping systems

Job description

MAPEI Corporation is seeking an HR Coordinator, Operations to support plant leadership and employees by coordinating HR processes, maintaining records, and ensuring compliance with company standards.

You will assist with payroll, benefits, training, and onboarding, while fostering clear communication across teams and serving as a trusted administrative partner to management in a safe, organized work environment.