Administrative Assistant

LaSalle Network is hiring for an Administrative Assistant with a well-established construction company supporting a large-scale data center project in Sullivan, Indiana. The Administrative Assistant will serve as the primary administrative contact for the project site, ensuring employee documentation, compliance requirements, payroll support, and project-related processes remain organized and running efficiently.

• Provide daily administrative support to project management and field operations teams.
• Serve as the primary point of contact between the project site and corporate departments.
• Coordinate onboarding and offboarding activities, including employee documentation, orientation scheduling, and compliance requirements.
• Support payroll processes through timecard review, payroll documentation, and certified payroll reporting.
• Assist with union compliance, dispatch paperwork, and workforce documentation.
• Maintain organized electronic and paper filing systems for employee and project records.
• Track and manage project-related documentation, reports, meeting minutes, and administrative records.
• Attend project meetings and support follow-up documentation and action items.
• Assist employees with personnel-related questions and administrative requests.
• Support project leadership with reporting, communication, and administrative needs.
• Maintain confidentiality while handling sensitive employee, payroll, and company information.

• 4+ years of administrative experience.
• Strong organizational skills and ability to manage multiple priorities simultaneously.
• Construction administration experience preferred.
• Experience supporting payroll processes, onboarding, HR administration, or compliance-related functions.
• Exposure to certified payroll, prevailing wage requirements, or union environments preferred.

Employment Type: Contract-to-Hire

Compensation: $55,000 – $65,000 annually, based on experience

Benefits (Direct Hire): Medical Insurance, Dental Insurance, Vision Insurance

Location: Sullivan, IN

Work Model: 100% Onsite

Schedule: Monday–Friday, 7:00 AM–4:00 PM

Jessica Black

Project Manager

LaSalle Network

#LNOSHR

LaSalle Network is an Equal Opportunity Employer m/f/d/v.

LaSalle Network is the leading provider of direct hire and temporary staffing services. For over two decades, LaSalle has helped organizations hire faster and connect top talent with opportunities, from entry-level positions to the C-suite. With units specializing in Accounting and Finance, Administrative, Engineering, Marketing, Technology, Supply Chain, Revenue Cycle, Call Center, Human Resources and Executive Search, LaSalle offers staffing and recruiting solutions to companies of all sizes and across all industries.

LaSalle Network is the premier staffing and recruiting firm, earning over 100 culture, revenue and industry-based awards from major publications and having its company experts regularly contribute insights on retention strategies, hiring trends, hiring challenges, and more to national news outlets. LaSalle Network offers temporary Field Employees benefit plans including medical, dental and vision coverage. Family Medical Leave, Worker s Compensation, Paid Leave and Sick Leave are also provided.

View a full list of our benefits here:
View a full list of our benefits here.

All assignments are at-will and their duration is subject to change.