Office Manager

T&M Services • Des Moines, IA

7d

About The Position

The Office Manager is a key part of keeping our business running smoothly behind the scenes. This role owns the daily accuracy, organization, and consistency of core financial and administrative functions. Responsibilities include accounts payable, accounts receivable, payroll support, bookkeeping, and office administration.
This position is built for someone who takes pride in getting the details right, staying organized, and following through. You’ll work within proven systems, maintain dependable records, and serve as a trusted resource for leadership and the broader team. If you value precision, steady execution, and meaningful work that helps the entire company succeed, this is a strong opportunity.

Requirements

• 2-4 years of experience in bookkeeping, AP/AR, payroll support, office admin, or a similar role
• Associate’s degree in Accounting, Business Administration, Finance, or related field preferred
• Experience in construction, logistics, warehousing, field services, or another operationally driven business preferred
• Strong understanding of bookkeeping principles, reconciliations, invoice processing, payroll coordination, and office administration
• Proficiency in Microsoft Office, especially Excel, Word, and Outlook
• Experience with QuickBooks strongly preferred
• Experience with BambooHR or similar HRIS platforms preferred
• Strong organizational skills with the ability to manage multiple priorities, deadlines, and details
• High level of accuracy, follow-through, and personal accountability
• Strong written and verbal communication skills with the ability to work across departments and with a variety of personalities
• Dependable, self-directed, and comfortable in an environment where priorities can shift and steady execution matters

Responsibilities

• Own accounts payable and accounts receivable functions, including invoice processing, customer billing, collections follow-up, payment tracking, and vendor communication with a high level of accuracy and timeliness
• Support payroll preparation by reviewing hours, identifying discrepancies, verifying deductions, and preparing complete and accurate information for final processing
• Maintain accurate bookkeeping records, reconcile accounts, and support a consistent month-end close process
• Manage day-to-day office administration including phones, mail, office supplies, apparel ordering, and general administrative support
• Track and coordinate vehicle registrations, insurance renewals, and related company documentation
• Maintain organized vendor records, customer information, account details, and key business files
• Troubleshoot timekeeping discrepancies, coding issues, and reporting errors
• Support employee expense reimbursements, per diem tracking, hotel coordination, and related administrative processes
• Assist with gathering documentation for audits, reporting, and financial reviews
• Handle sensitive employee and company information with professionalism, discretion, and confidentiality
• Provide dependable administrative support to leadership and help ensure internal operations run efficiently
• Identify opportunities to improve organization, tracking, and consistency, and bring forward practical solutions

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: Associate degree