Construction Administrative Assistant | Site & Office Support

Comfort Systems USA; Round Rock (TX); On-site; USD 36,000 - 48,000; Full time

Job summary

Amteck seeks an Administrative Assistant to support the local office and construction projects, primarily handling payroll entry and data accuracy for job costing, while coordinating safety training for new employees on the Intel site.

You will rotate between the Intel site and the Florence office, greet visitors at reception, manage phones/Teams, update spreadsheets, scan forms, and maintain project folders. Strong computer, organizational, and communication skills are essential.

Qualifications

• Payroll data entry for project payroll and cost codes.
• Maintain weekly time sheets and attendance records.
• Assist with HR-related onboarding and new hire documentation.

Responsibilities

• Assist Superintendent in directing new employees to site orientation.
• Maintain WWIDs and schedule training for incoming employees.
• Time entry for employees on site and processing pay per company policy.
• Prepare payroll reports and upload payroll documents to Box.
• Coordinate with HR on new hires and terminations.
• Other administrative duties as needed.

Skills

Payroll entry

Time entry

Reception duties

Document management

Tools

Coins

Box

Job description

Amteck seeks an Administrative Assistant to support the local office and construction projects, primarily handling payroll entry and data accuracy for job costing, while coordinating safety training for new employees on the Intel site.

You will rotate between the Intel site and the Florence office, greet visitors at reception, manage phones/Teams, update spreadsheets, scan forms, and maintain project folders. Strong computer, organizational, and communication skills are essential.