Manufacturing Office Administrator & HR Support

Mack Concrete, Inc.; Hardscrabble (OH); On-site; USD 25,000 - 39,000; Full time

Benefits offered by this job

Weekly pay

Medical, dental, and vision insurance

401(k) with company match

Paid time off (PTO)

Paid holidays

Additional benefits

Job summary

Mack Industries, Inc. is seeking an Office Administrator to support daily operations at our manufacturing facility in Valley City. This role covers payroll, HR, accounting, and employee communications, helping keep the office running smoothly in a fast-paced environment.

You’ll handle calls, visitors, mail, timekeeping, onboarding, invoicing, vendor coordination, and various administrative duties across departments. Strong MS Office skills and confidentiality are essential.

Qualifications

• High school diploma or equivalent required.
• Associate degree or coursework in business administration, accounting, or HR preferred.
• Experience in office administration or accounting support preferred.
• Manufacturing, customer service, and front-office experience preferred.
• Proficiency with Microsoft Office, especially Excel; ability to learn HRIS and ERP systems.
• Strong data-entry, confidentiality, and organizational skills.
• Good written, verbal, and interpersonal communication; bilingual preferred.

Responsibilities

• Office and administrative support, including calls, visitors, and mail.
• Payroll timekeeping support and attendance records.
• HR support: recruiting, onboarding, benefits, and records.
• Production and customer administration: invoicing and documentation.
• Accounting: invoice routing and processing.
• Vendor coordination and records for uniforms and safety programs.

Skills

Organization

Time management

Confidentiality

Communication

Teamwork

Adaptability

Dependability

Detail-oriented

Education

High school diploma

Associate degree in business / HR

Tools

Microsoft Excel

ERP software

HRIS systems

Job description

Mack Industries, Inc. is seeking an Office Administrator to support daily operations at our manufacturing facility in Valley City. This role covers payroll, HR, accounting, and employee communications, helping keep the office running smoothly in a fast-paced environment.

You’ll handle calls, visitors, mail, timekeeping, onboarding, invoicing, vendor coordination, and various administrative duties across departments. Strong MS Office skills and confidentiality are essential.