Mechanical Service Administrator in Florissant

Date Posted: Sunday, December 21, 2025

Job Snapshot

Job Description

Service Administrator – HVAC & Mechanical

Full-Time 💰 $60,000–$85,000 per year

Overview

We’re seeking a Service Administrator to support the Service department’s financial and operational workflow. Ideal candidates have 1+ years of experience in service administration, accounting, customer service, or a related role, and are detail-oriented, proactive, and organized.

Responsibilities

  • Oversee daily accounting operations for the Service department

  • Process and reconcile invoices, work orders, purchase orders, and subcontracts

  • Track labor hours, material usage, and job costs

  • Monitor accounts receivable and follow up on outstanding payments

  • Review and process vendor invoices with proper coding

  • Support month-end close activities and prepare reports

Qualifications

  • 1+ years' experience in service administration, accounting, or related field

  • Knowledge of HVAC/refrigeration systems is a plus

  • Strong customer service, communication, and analytical skills

  • Proficient in Microsoft Office Suite (Outlook, Word, Excel, Teams, PowerPoint)

  • Detail-oriented, organized, and able to manage multiple tasks efficiently

Benefits

  • $60,000–$85,000 salary

  • Employee Stock Ownership Program (ESOP)

  • Discretionary annual bonus

  • Health, dental, and vision insurance

  • 401(k) with company contributions

  • Paid Time Off, holidays, and parental leave

  • Tuition reimbursement & gym reimbursement

Diversity & Inclusion

We are an equal opportunity employer committed to a diverse and inclusive workforce.

 

To apply for this position, send an updated resume to: jen.thiel@gogpac.com

All qualified applicants will receive consideration without regard to race, age, color, sex (including pregnancy), religion, national origin, disability, sexual orientation, gender identity, marital status, military status, genetic information, or any other status protected by applicable laws or regulations. GPAC (Growing People and Companies) is an award-winning search firm specializing in placing quality professionals within multiple industries across the United States since 1990. We are extremely competitive, client-focused and realize that our value is in our ability to deliver the right solutions at the right time.