Business Administrator (Part-Time, WFH Twin Cities Metro Area)

C-P Systems Corporation•Vadnais Heights, MN

1d•Hybrid

About The Position

C-P Systems is seeking a Part-Time Business Administrator to manage the people and operations side of the company, including payroll, benefits administration, HR, and office management. This role will work closely with the Business Operations Coordinator, sharing responsibilities for payroll and invoicing while contributing to system improvements. The ideal candidate will have extensive experience in payroll, benefits, and HR, and will play a key role in upcoming benefits renewal and PEO evaluation processes. This position offers flexibility in hours (15-25 per week) and a significant opportunity to shape administrative systems within a growing small business.

Requirements

Ten or more years of progressive experience across payroll, benefits administration, HR, and office or business management.
Direct, hands-on experience administering health insurance renewals, working with brokers, and managing PEO or payroll vendor relationships.
Working knowledge of multi-state payroll compliance, federal and state tax filings, and benefits regulations.
Working proficiency with payroll platforms, QuickBooks, Excel, document management.
Organized, dependable, and trusted with sensitive business and personnel information.
Clear, proactive communicator comfortable working alongside ownership and raising issues early.

Nice To Haves

Small business, professional services, or engineering firm background.
Experience supporting an ownership transition, PEO change, or significant benefits restructuring.
Comfort with AI tools for documentation, communication, or workflow improvement.

Responsibilities

Process semi-monthly payroll through PEO and internal payroll workbook.
Manage the annual benefits renewal cycle for health, dental, vision, life, disability, and ancillary lines.
Serve as the primary point of contact for employees regarding benefits questions, enrollments, and life events.
Administer 401(k) contributions, HSA funding, and related deductions in coordination with plan administrators.
Maintain employee records, onboarding and offboarding processes, and PTO tracking.
Support hiring efforts including background checks, I-9 verification, and new hire setup.
Maintain and update the employee handbook, policies, and compliance documentation.
Maintain travel systems, accounts, and policies.
Address day-to-day employee questions across HR, payroll, and benefits.
Coordinate office operations, vendor relationships, and facilities logistics.
Support owner-level project and financial oversight including reporting prep, document management, and audit support.
Plan and coordinate company events including the annual retreat and recognition events.
Provide backup coverage for invoicing and AR during peak periods or planned absences.