Office Administrator

Office Administrator   

Location : Glen Carbon, IL

Reports To: HR Manager

Hours: 40 hours per week

On-site position 

Position Summary  

The Office Administrator supports daily office operations, HR processes, and employee engagement activities. This role ensures smooth administrative workflow and a welcoming environment for employees and visitors. 

Key Responsibilities  

HR Support   

• Support the HR Manager with administrative tasks, HR initiatives, and employee communications.

• Monitor the HR inbox and escalate urgent matters appropriately.

• Assist with benefit administration, including enrollment communication, invoice processing, and employee inquiries.

• Maintain and update employee data in the HRIS, including demographics, compensation, deductions, and tax information. 

Onboarding & Employee Experience

• Set up new employee workspaces and coordinate IT equipment setup.

• Organize first-day and first-week welcome activities.

• Manage new hire paperwork and onboarding tasks.

• Assist with employee engagement programs, including service awards, holiday events, and special projects. 

  Office & Administrative Operations   

• Maintain office areas and coordinate service providers as needed.


• Take and track management meeting minutes.


• Track HPT and other administrative logs.

• Issue inclement weather announcements.

• Ensure the office is properly closed at the end of each day. 

Front Desk & General Support   

• Cover the front desk during the receptionist’s lunch break.

• Coordinate anniversary lunches and track employee birthdays.

• Maintain organized records and filing systems.

• Perform other duties as assigned.