Administrative AssistantModernfold Door & Specialties of DFW, Inc. dba TRW Dallas

Administrative Assistant – Job Summary

We are seeking a highly organized, proactive Administrative Assistant to support daily office operations, financial coordination, and project administration. This role serves as a central point of contact for internal teams, clients, and vendors—ensuring efficient workflows, accurate reporting, and timely support across multiple construction projects.

The ideal candidate is detail-oriented, dependable, and comfortable managing both administrative and financial responsibilities in a fast-paced environment. This position plays a key role in supporting project managers through billing, documentation, and compliance processes, while also helping maintain a professional, team-focused office environment.

Why This Role Matters

This position is critical to keeping projects running smoothly—from financial accuracy to contract compliance. The right candidate will be someone who takes ownership of their work, supports the team without hesitation, and contributes to a professional, drama-free workplace.

What You’ll Do

·       Manage daily office operations including calls, correspondence, and internal coordination

·       Support accounting functions including accounts payable/receivable, customer invoicing, and collections

·       Prepare and process AIA progress billings and supporting documentation

·       Generate and track customer invoices, payments, and deposits

·       Manage and track lien waivers/releases (conditional and unconditional) to ensure compliance

·       Maintain accurate financial records and assist with reporting for check runs and job costing

·       Coordinate project documentation including contracts, budgets, and closeout requirements

·       Track project billing schedules, outstanding items, and job status updates

·       Manage compliance documentation such as insurance certificates (COIs), W-9s, and prequalification packages

·       Support payroll, timesheets, PTO tracking, and employee records

·       Maintain organized digital and physical filing systems

What We’re Looking For

·       Demonstrates a team-first mindset with a willingness to support others

·       Strong organizational skills with the ability to manage multiple priorities and deadlines

·       Experience with accounting processes (AP/AR, invoicing, billing, reporting)

·       Familiarity with construction administration processes, including AIA billing and lien releases, preferred

·       Excellent communication skills and attention to detail

·       Proficiency in Microsoft Office and administrative/accounting systems

·       Positive, team-oriented attitude with a solutions-focused mindset

·       Ability to work in a high-accountability environment with professionalism and composure

·       Must be eligible to obtain a Notary Public commission in the State of Texas

Education & Experience

·       High school diploma required; associate’s or bachelor’s degree preferred

·       1–3 years of administrative, accounting, or construction-related experience, or an equivalent combination of education and experience

·       Experience supporting project managers, billing processes, or office operations strongly preferred