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Posted 03 August, 2026

Construction Office Administrator

BBSI Southern California
El Monte, CA, US Full Time

Job Description

Job Description

Job Type: Full Time/ Direct Hire

Compensation: $23 - $25 per hr./DOE+ Benefits, Bonus, and Growth opportunities!


A well-established and expanding contractor, recognized for delivering high-quality work and operational excellence, is seeking a motivated and detail-oriented Office Administrator to support daily operations and serve as a key partner to our Office Manager.


Job Summary

This is a dynamic, multi-functional role ideal for someone who enjoys staying organized, supporting both office and field teams, and contributing to overall operational efficiency. You’ll play a key role in administrative coordination, vendor communication, and accounting support.


Duties

  • Maintain organized files, records, and project documentation
  • Assist with payroll support and employee file management
  • Coordinate with vendors, including contracts and communication
  • Support accounts payable/receivable and invoicing using QuickBooks
  • Perform general administrative tasks (data entry, scheduling, supply management)
  • Provide front office support including answering calls and greeting visitors
  • Help improve office systems and processes for efficiency and accuracy
  • Ensure documentation and processes align with company standards


Qualifications

  • 2+ years of office administration experience (construction industry required)
  • Working knowledge of QuickBooks or similar accounting software
  • Experience supporting A/P, A/R, and basic accounting functions
  • Familiarity with payroll and HR administrative support
  • Strong communication, organization, and multitasking skills
  • Ability to work both independently and as part of a team
  • Front desk or receptionist experience is a plus


Why Join

  • Medical benefits + 401(k) with company match
  • Profit sharing and performance bonus opportunities
  • Paid sick time
  • Supportive team environment with strong company culture


If you’re looking for a stable opportunity where you can grow your skills and make an impact within a construction-focused team, we’d love to connect.


For immediate consideration call or text JP at 909. 921 8569


BBSI provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.

California applicants: to see how we protect your data, visit our website at https://www.bbsi.com/privacy-notice-california-applicants.

Company Description

BBSI provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.
California applicants: to see how we protect your data, visit our website at https://www.bbsi.com/privacy-notice-california-applicants.