This position offers use of our AI screening tool as part of the initial candidate review. While completing the AI screening is optional, please note:
Candidates who complete the AI screening are reviewed first—daily.
We strongly encourage you to complete it promptly to ensure early consideration (first come, first served).
Expect to receive a prompt from our AI screener shortly after applying.
The AI screener helps us streamline the Candidate intake process, but rest assured—you’ll still work directly with a Masis recruiter throughout the rest of your hiring journey.
Masis Staffing is seeking a detail-oriented Administrative Assistant / Billing Clerk to support day-to-day office operations, job file administration, and billing/payroll processes.
Administrative Assistant / Billing Clerk-Worcester, MA
Monday-Friday, 8-5 in office $20-$25/HR depending on experience
Key Responsibilities Office Administration
Answer phones; handle faxing, typing, filing, copying, emailing, and mail distribution
Maintain company forms (Project Manager & Foreman sheets, proposal templates, employee timesheets, etc.)
Create memos, correspondence, reports, and other documents as needed
Maintain office equipment and order supplies
Maintain the Employee Handbook, Anti-Harassment Policy, and other internal policies
Prepare new-hire packets and employee folders
Ensure information provided to the office manager complies with company policies, procedures, and required controls
Perform other duties as assigned
Contract File Administration
Assist with job bids and set up new job folders using a color-coded filing system
Enter/update customer information in Dataforma
Create and maintain client files, including W-9s and Certificates of Insurance
Attend weekly production meetings and record meeting minutes
Update and maintain Progress Status Reports
Prepare job costing reports for management
Perform other duties as assigned
Billing / Accounting / Payroll
Use Sage 100 Contractor and Dataforma (experience preferred)
Accounts Receivable: Generate billing for management review; create invoices; complete billing and/or AIA documents; handle deposits, statements, and reconciliations
Payroll: Prepare weekly timesheets for field employees (including Foreman sheets, WO, GPS documentation as applicable)
Perform other duties as assigned
Preferred Qualifications
Experience with Sage 100 Contractor and/or Dataforma
Prior administrative and billing support experience (construction industry strongly preferred)
Strong organization, documentation, and follow-through skills