Administrative Assistant: Data, Benefits & Office Support

County-Materials-Family-of-Companies; Whitestown (IN); On-site; USD 35,000 - 52,000; Full time

Job summary

County Prestress in Whitestown, IN is seeking an Administrative Assistant to perform receptionist and general administrative duties, including answering phones, greeting visitors, timecard review, data entry, accounts payable support, and benefits assistance.

The role requires strong organizational skills, confidentiality, attention to detail, and the ability to multitask in a fast-paced office setting. Standard hours are Monday–Friday with potential OT as needed.

Qualifications

• High School diploma or equivalent.
• 1–2 years of administrative or related experience.
• Proficiency in Microsoft Office (Word, Excel, Outlook).
• Strong written and verbal communication skills.
• Solid basic math and data accuracy skills.
• Highly organized, proactive, and able to handle multiple priorities.
• Self-motivated team player with a positive attitude and strong attention to detail.

Responsibilities

• Serve as the primary receptionist, answering phones, greeting visitors, and providing general clerical support.
• Provide administrative assistance with employee benefits inquiries, directing questions to appropriate resources.
• Review and verify employee timecards for accuracy at the location level.
• Perform data entry, maintain spreadsheets, and generate reports as needed.
• Act as the accounts payable liaison for the location, supporting the accounting team with documentation and data entry.
• Maintain organized physical and digital filing systems and accurate records.
• Support overall office organization, upkeep, and administrative compliance.
• Perform other administrative duties as assigned.

Skills

MS Word

MS Excel

Outlook

Communication

Data entry

Time management

Confidentiality

Education

High School Diploma

Job description

County Prestress in Whitestown, IN is seeking an Administrative Assistant to perform receptionist and general administrative duties, including answering phones, greeting visitors, timecard review, data entry, accounts payable support, and benefits assistance.

The role requires strong organizational skills, confidentiality, attention to detail, and the ability to multitask in a fast-paced office setting. Standard hours are Monday–Friday with potential OT as needed.