Biller II

Job Title

Job Duties:

- Partner with the project teams to develop client-specific invoice formats ensuring compliance with invoicing requirements per contract terms and produce complex and/or large volume of client invoices either manual or electronic based on the established invoice template.

- Performs invoice preparation of "client-ready" invoices using Oracle.

- Under direction of the project team, makes appropriate revisions to the invoices including adjustments to project expenditures such as splits or transfers and/or Oracle maintenance including bill rate adjustments.

- Compile and provide supporting documentation (timesheets, expense reports, vendor and subcontractor invoices, etc) as required by the contract.

- Reconcile Oracle with either system generated or spreadsheet-based invoices prior to finalizing draft invoice

- Submit final invoices and required supporting documentation through various client billing portals.

- Monitor portal submissions and assist with resolving submission errors, rejected invoices, or other administrative issues.

- Maintain accurate records of invoice submissions and statuses and assist with follow-up as needed.

- Other duties as assigned

Responsibilities

Qualifications:

- High School diploma

- Minimum of 5 years of relevant experience

- Must have good organizational and communication skills

- Must have good attention to detail

- Advanced excel skills

- Basic understanding of accounting principles, project accounting and invoicing

Preferred:

- Associates degree

- Previous experience with accounting software and/or Oracle

Job Info

Job Identification 98595

Posting Date 11/02/2026, 07:51 PM

About Us

About WSP

WSP USA is the U.S. operating company of WSP, one of the world's leading engineering and professional services firms. Dedicated to serving local communities, we are engineers, planners, technical experts, strategic advisors and construction management professionals. WSP USA designs lasting solutions in the buildings, transportation, energy, water and environment markets. With more than 15,000 employees in over 300 offices across the U.S., we partner with our clients to help communities prosper.

WSP provides a flexible and agile workplace model while meeting client needs. Employees are also afforded a comprehensive suite of benefits including medical, dental, vision, disability, life, and retirement savings focused on providing health and financial stability throughout the employee's career.

At WSP, we want to give our employees the challenges they seek to grow their careers and knowledge base. Your daily contributions to your team will be essential in meeting client objectives, goals and challenges. Are you ready to get started?

WSP USA (and all of its U.S. companies) is an Equal Opportunity Employer Race/Age/Color/Religion/Sex/Sexual Orientation/Gender Identity/National Origin/Disability or Protected Veteran Status.

The selected candidate must be authorized to work in the United States.

NOTICE TO THIRD PARTY AGENCIES:

WSP does not accept unsolicited resumes from recruiters, employment agencies, or other staffing services. Unsolicited resumes include any resume or hiring document sent to WSP in the absence of a signed Service Agreement where WSP has expressly requested recruitment/staffing services specific to the position at hand. Any unsolicited resumes, including those submitted to hiring managers or other business leaders, will become the property of WSP and WSP will have the right to hire that candidate without reservation – no fee or other compensation will be owed or paid to the recruiter, employment agency, or other staffing service.