Office Assistant Project Manager

Posted:
5/18/2026, 12:43:42 AM

Location(s):
New York, United States ⋅ City of Mount Vernon, New York, United States

Experience Level(s):
Expert or higher ⋅ Senior

Field(s):
Business & Strategy

***Applicants must be eligible to work in the United States without visa sponsorship now or in the future***

***NO STAFFING AGENCY CANDIDATES WILL BE CONSIDERED FOR THIS POSITION***

The expected salary range for this position is $125,000 - $155,000 depending upon experience

WDF Inc., a Tutor Perini Company, is seeking an Office Assistant Project Manager to join our office in Mount Vernon, NY.

About WDF Inc.

Extraordinary Projects, Exceptional Performance

WDF Incorporated is one of the largest specialty mechanical contractors in the New York metropolitan area. In fact, we’re the only contractors in the market that self-perform HVAC, plumbing, sprinkler, and specialty general construction in both the public and private sectors.

Our client list includes many of the country’s leading owners and developers, construction managers and institutions. With a single point of contact, we deliver quality services that address the key components of constructing a project from the ground up. In the progressive and booming construction market, we’re guided by safety, integrity, and a commitment to excellence.

Across New York State our notable projects include the Time Warner Building, Rockefeller Center, Lincoln Center, Yankee Stadium, Madison Square Garden, Seven World Trade Center and Goldman Sachs' Lower Manhattan Headquarters.

Extraordinary Projects need Exceptional Talent

DESCRIPTION:

As an Office Assistant Project Manager at WDF Inc., you will have the opportunity to:

Project & Operational Support

  • New job set-up across all departments (TPC Portal)

  • Contract and change order management (Owner & Vendor)

  • Service requests, overtime, and union-specific payroll actions

  • Prolog and Procore system management

  • IT requests and permissions

  • Daily Reports

  • Designated SIM (SWAC)

        

Financial & Payroll Functions-

  • ALMobile payroll administration for A-B Steamfitters, Plumbers, and Laborers

  • Expense processing (employee & American Express)

  • Check requests and certified mail

  • Requesting Target Money (Union 638)

  • Textura system approvals (Hudson Yards)

  • Union and Compliance

  • Union new hire packages

  • Tracking and updating union agreements (638 A&B, 740 Millwright, Local 1)

  • Managing sick/vacation requests

  • Handling union-related compliance documentation

Administrative Duties

  • Drafting letters and managing Zoom calls/meetings

  • Maintaining office supplies

  • Supporting cross departmental coordination

  • Miscellaneous administrative work

Requirements:

  • 10 + years of experience

  • Prolog and Procore experience prefered

  • Previous experience supporting multiple departments preferred

OUR MISSION

We build critical infrastructure that creates a better world.

OUR VISION

We strive to be the preeminent full-service civil, building, and specialty contractor by delivering innovative, transformative projects through world-class execution. We are committed to creating lasting value for our customers, upholding the highest standards of safety and integrity, generating exceptional financial results and shareholder value, and fostering a culture where our employees thrive.

Tutor Perini builds extraordinary projects, which need exceptional talent.  Join us to help build the critical infrastructure that creates a better world.

Equal Opportunity Employer