Onsite Office Administrator - Detail-Focused Coordinator

Underwood Industrial Contractors LLC; Indianapolis (IN); On-site; USD 42,000 - 54,000; Full time

Benefits offered by this job

Medical, dental, and vision insurance

401(k)

Life insurance

Health Savings Account (HSA)

Paid Time Off (PTO)

Job summary

Underwood Industrial Contractors LLC is seeking an Office Administrator to provide disciplined administrative coordination that keeps onsite operations organized, accurate, and responsive. You will support office workflows, maintain reliable records, and ensure timely communication across internal teams and external partners.

Daily duties include front-desk coordination, document control for contracts and invoices, data entry and basic reporting, scheduling support, and maintaining orderly

Qualifications

• 3+ years of office administration experience, preferably in construction or a project-based environment.
• Proficiency with Microsoft Office (Excel, Word, Outlook) and comfort learning new systems.
• High attention to detail, sound judgment with confidential information, and strong written communication.
• Ability to prioritize competing requests in a fast-paced onsite setting.

Responsibilities

• Front-desk and phone/email coordination.
• Document control for contracts, invoices, purchase orders, and job files.
• Data entry and basic reporting.
• Scheduling support.
• Maintaining orderly digital and physical filing systems.
• Assist with routine coordination of vendors and service providers.

Skills

Office administration

Microsoft Office

Attention to detail

Confidential information handling

Tools

Microsoft Excel

Job description

Underwood Industrial Contractors LLC is seeking an Office Administrator to provide disciplined administrative coordination that keeps onsite operations organized, accurate, and responsive. You will support office workflows, maintain reliable records, and ensure timely communication across internal teams and external partners.

Daily duties include front-desk coordination, document control for contracts and invoices, data entry and basic reporting, scheduling support, and maintaining orderly