Construction Office Assistant

Construct 1 One Corp; Orange (CA); On-site; USD 10,000 - 60,000; Full time

Job summary

An established industry player is seeking a highly organized Office Administrator to support their dynamic construction office. This role is essential in maintaining smooth administrative workflows and supporting project teams. The ideal candidate will have a strong background in office administration, particularly within the construction sector, and will excel in multitasking and communication. Join a fast-paced environment that values detail-oriented individuals and offers flexibility in work hours. This opportunity is perfect for someone looking to make a significant impact in a growing company.

Benefits

Health Insurance

Paid Time Off

Retirement Plan

Qualifications

• Proven experience in office administration, preferably in construction.
• Strong organizational skills and excellent communication abilities.

Responsibilities

• Provide general office support and manage correspondence.
• Assist project managers with documentation and scheduling.

Skills

Microsoft Office Suite

Organizational Skills

Communication Skills

Multitasking

Attention to Detail

Education

High School Diploma

Associate’s Degree

Bachelor’s Degree

Tools

Procore

Buildertrend

PlanGrid

Job description

Direct message the job poster from Construct 1 One Corp

President @ Construct 1 One Corp. Managing Partner @ LL and Z Properties LLC.

Job Title: Office Administrator – Construction Office

Location: Irvine, California

Job Type: Full-Time or Part-Time

Pay: $30.00 – $40.00 per hour

About Us:

We are a dynamic and growing construction company seeking a highly organized and detail-oriented Office Administrator to support the day-to-day operations of our office. This role is vital in ensuring smooth administrative workflows, supporting project teams, and maintaining accurate documentation and communication across departments.

Key Responsibilities

General Office Support:

• Answer and direct phone calls, emails, and other correspondence
• Maintain office supplies and manage inventory
• Organize and maintain both physical and digital filing systems
• Greet and assist visitors and vendors

Project Support:

• Assist project managers with document preparation, scheduling, and data entry
• Maintain accurate and updated project documentation, including contracts, RFIs, submittals, and change orders
• Coordinate with subcontractors and suppliers for schedules and required documents
• Support payroll processing and collect employee timecards
• Track invoices, purchase orders, and expense reports
• Assist with budget tracking and cost reporting

Compliance & Recordkeeping:

• Ensure all safety records, permits, and inspection reports are properly filed
• Keep subcontractor insurance certificates and licenses up to date

Qualifications

• Proven experience as an office administrator, assistant, or similar role (construction industry experience is strongly preferred)
• Proficient in Microsoft Office Suite (Word, Excel, Outlook)
• Familiarity with construction management software (e.g., Procore, Buildertrend, PlanGrid) is a plus
• Strong organizational skills and attention to detail
• Excellent verbal and written communication abilities
• Ability to multitask and work independently in a fast-paced environment

Education & Experience

• High school diploma or equivalent required; Associate’s or Bachelor’s degree preferred
• 2+ years of administrative experience, ideally in a construction or field-based setting

Working Conditions

• Primarily office-based, with occasional site visits
• Fast-paced environment with frequent deadlines

Schedule

• 8-hour shifts
• Flexible for Full-Time or Part-Time candidates
• Health Insurance
• Paid Time Off
• Retirement Plan

To Apply:

Please submit your resume and a brief cover letter outlining your experience and interest in the role to [e-mail]

Seniority level

• Seniority level

  Entry level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Administrative

• Industries

  Construction

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