Construction Office Administrator

BBSI Southern California; California; On-site; USD 32,000 - 34,000; Full time

Benefits offered by this job

Medical benefits + 401(k) with company

Profit sharing and performance bonus

Paid sick time

Supportive team environment with good/

Job summary

BBSI Southern California is seeking a detail-oriented Office Administrator to support daily operations and serve as a key partner to the Office Manager. This Full Time/Direct Hire role involves coordinating administrative tasks, vendor communication, and basic accounting support in a construction-focused environment.

Duties include filing, payroll support, vendor contracts, A/P and A/R via QuickBooks, front desk duties, and process improvements to boost efficiency.

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.

Responsibilities

• 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.

Skills

Strong communication

Organization

Multitasking

Tools

QuickBooks

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.

  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.