Demo

Part-Time Office Manager

J.R. Harris & Company
Denver, CO Part Time
POSTED ON 12/1/2025 CLOSED ON 12/19/2025

What are the responsibilities and job description for the Part-Time Office Manager position at J.R. Harris & Company?

POSITION

Office Manager

Hourly Non-Exempt – 8 hours per week with potential to expand to up to 20 hours per week

 

REPORTS TO

JRH Principals


GENERAL DESCRIPTION

Supports a team of structural engineers by managing a wide range of administrative and organizational tasks in a small but fast-paced professional office environment. The position will begin at approximately 8 hours per week, focused on core administrative responsibilities. As the firm transitions certain outsourced accounting and administrative functions in-house, the role may expand up to 20 hours per week to include bookkeeping support, invoicing, and other operational tasks currently performed by a third-party service.

 

TYPICAL RESPONSIBILITIES (Initial Phase, 8 hours/week)

  • Assist with payroll entry and timesheet review coordination
  • Manage incoming and outgoing mail
  • Maintain office supplies, coordinate equipment needs, and support daily office operations.
  • Assist with marketing tasks
  • Provide general HR-related administrative support
  • Support engineers with various administrative tasks

 

FUTURE RESPONSIBILITIES (Expanded Role, up to 20 hours/week)

  • Manage accounting email, enter cash receipts and vendor invoices, coordinate approvals, and maintain digital records
  • Assist with vendor payments, consultant invoice tracking
  • Review employee expense reports
  • Lead client invoicing and coordination with engineers on billing information
  • Assist with budget preparation and related administrative tasks
  • Support account reconciliations and payroll-related reconciliation activities
  • Assist with year-end reconciliation and coordination

SKILLS AND ABILITIES

  • Self-motivated, organized, and eager to learn and contribute to a growing engineering office
  • Strong communication skills, both written and verbal, with the ability to interact professionally with clients, vendors, and staff
  • Highly dependable, able to manage tasks independently, and accountable for follow-through
  • Comfortable working with digital tools, cloud-based systems, and learning new software
  • Prior experience with bookkeeping or accounting support is a plus (Ajera experience is a strong plus)
  • Ability to maintain confidentiality and handle sensitive information with discretion


PAY

$30-$40/hour depending on experience

Salary : $30 - $40

Retail Part Time Team Lead
Office Depot -
Aurora, CO
Retail Part Time Store Associate
Office Depot -
Denver, CO
Retail Part Time Team Lead
Office Depot -
Castle Rock, CO

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Part-Time Office Manager?

Sign up to receive alerts about other jobs on the Part-Time Office Manager career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$80,938 - $103,149
Income Estimation: 
$83,263 - $123,666
Income Estimation: 
$67,313 - $85,132
Income Estimation: 
$81,126 - $105,394
Income Estimation: 
$112,995 - $149,749
Income Estimation: 
$154,065 - $210,068
Income Estimation: 
$58,312 - $75,594
Income Estimation: 
$67,313 - $85,132
Income Estimation: 
$81,126 - $105,394
Income Estimation: 
$94,943 - $127,063
This job has expired.
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Not the job you're looking for? Here are some other Part-Time Office Manager jobs in the Denver, CO area that may be a better fit.

  • Office Depot Castle Rock, CO
  • Company Description Formed by the merger of Office Depot and OfficeMax, Office Depot, Inc. is a leading global provider of products, services, and solution... more
  • 1 Month Ago

  • Legal office manager Brighton, CO
  • We're looking for a ASSEMBLY TECHNICIAN in Brighton, CO (DAY and NIGHT shift available) Pay: $23 - $30 per hour Production Team Members operate manufacturi... more
  • 26 Days Ago

AI Assistant is available now!

Feel free to start your new journey!