Job Description

Mack Industries is looking for a detail-oriented and dependable Office Administrator to support daily operations at our manufacturing facility in Valley City. This role plays an important part in keeping the office running smoothly while providing support across payroll, human resources, accounting, and employee communications.

If you enjoy staying organized, helping others, and managing a variety of responsibilities in a fast-paced environment, this is an opportunity to make a difference while supporting the people and processes that keep our operation moving.

What You’ll Do

• Office & Administrative Support: Answer incoming calls, welcome visitors, distribute mail, maintain office supplies, coordinate facility services, and keep administrative records organized.
• Payroll & Timekeeping: Support weekly payroll by reviewing time entries, maintaining attendance records, entering driver log information, and assisting employees and managers with timekeeping and time-off questions.
• Human Resources Support: Assist with recruiting, applicant screenings, pre-employment requirements, new-hire orientation, onboarding, benefit enrollment, and employee record maintenance.
• Employee Communications & Engagement: Maintain employee information displays with company announcements and production, quality, and safety updates. Help coordinate employee celebrations, wellness initiatives, safety activities, and other site events.
• Production & Customer Administration: Enter production-hour information as needed, update burial vault order sheets, prepare customer invoices, and maintain supporting documentation.
• Accounting: Receive and route invoices, and assist with timely invoice processing.
• Vendor & Program Coordination: Serve as an administrative contact for assigned vendors and maintain employee records related to uniform and safety-supply programs.

What We’re Looking For

• High school diploma or equivalent required; an associate degree or relevant coursework in business administration, accounting, or human resources is preferred.
• Previous experience in office administration, accounting support, human resources, or a similar administrative role preferred.
• Manufacturing, customer service, and front-office experience
• Proficiency with Microsoft Office, particularly Excel, and the ability to learn business systems, HRIS platforms, databases, and ERP software.
• Strong data-entry skills with attention to detail, accuracy, and confidentiality.
• Excellent organizational, time management, and prioritization skills.
• Strong written, verbal, and interpersonal communication skills.
• Basic knowledge of payroll processes, employee benefits, and human resources practices preferred.
• Bilingual abilities preferred.

What Makes You Successful

• Organized & Detail-Oriented: You keep records accurate, stay on top of deadlines, and manage multiple responsibilities effectively.
• Dependable: You take ownership of your work, follow through on commitments, and can be counted on to get things done.
• People-Focused: You enjoy helping employees, welcoming visitors, and providing professional, responsive support.
• Discreet & Trustworthy: You use sound judgment when handling confidential employee, payroll, and business information.
• Adaptable: You’re comfortable shifting priorities and learning new systems in a fast-paced manufacturing environment.
• Team-Oriented: You work collaboratively with employees, managers, vendors, and other departments to keep daily operations running smoothly.

Why Mack Industries?

At Mack Industries, our people are an important part of what keeps our business moving. As an Office Administrator, you’ll have the opportunity to support employees, contribute to daily plant operations, and work across multiple areas of the business. Your organization, attention to detail, and willingness to help will make a meaningful difference to the team.

Benefits & Perks

Mack Industries offers a competitive benefits package with options designed to support you and your needs, including:

• Weekly pay
• Medical, dental, and vision insurance
• 401(k) with company match
• Paid time off (PTO)
• Paid holidays
• Additional benefits and programs

Work Environment

This position is primarily office-based within a manufacturing facility, with regular interaction with employees, customers, visitors, vendors, and other departments. Occasional travel may be required.

Equal Opportunity Employer

Mack Industries, Inc. is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, or disability status.