Benefits:

• Bonus based on performance
• Competitive salary
• Flexible schedule
• Health insurance
• Opportunity for advancement
• Paid time off

Position OverviewThe Construction Office Administrator will provide administrative and financial support across multiple departments, including accounting, project management, and human resources. This position requires a highly organized individual who can multitask in a fast-paced environment and who understands the construction industrys unique needsespecially around billing, compliance, and documentation.

Accounting & Billing Support:

• Process accounts payable and accounts receivable transactions
• Prepare, track, and submit AIA billing, lien waivers, and insurance certificates.
• Reconcile invoices, purchase orders, and credit card statements
• Maintain accurate records in accounting software and assist with monthly closeout

HR & Administrative Support:

• Assist with onboarding new employees and maintaining personnel files
• Manage time tracking, payroll support, and benefits coordination
• Maintain office supply inventory and order materials as needed
• Answer phones, coordinate mail and deliveries, and support project teams with document management

General Office Management:

• Organize and maintain digital and physical filing systems
• Schedule meetings, manage calendars, and assist with internal communications
• Provide support to project managers, estimators, and executives as needed

Requirements

• Minimum of 5 years experience in a construction office or similar administrative role
• Working knowledge of AIA billing, lien waivers, and construction compliance documentation
• Familiarity with accounting software such as Sage Intacct, QuickBooks, or similar platforms
• Proficient with Microsoft Office Suite (Word, Excel, Outlook)
• Strong communication and organizational skills
• Able to prioritize tasks and work independently with minimal supervision

What We Offer

• Competitive compensation based on experience
• Health, dental, and vision insurance
• Paid time off and holidays
• Opportunities for growth within a fast-paced construction environment
• Laid back working environment and flexible schedule

About Key Construction GroupKey Construction Group is a full-service general contracting and construction management firm serving Michigan and Ohio. We specialize in commercial, industrial, institutional, and multi-family construction projects. As our company continues to grow, were looking for a detail-oriented and proactive Office Administrator to join our team and support the daily operations of our office and field staff.