Purchasing Specialist

Momentum Worldwide
St. Louis, MO, US
Posted Apr 20, 2026

WHAT ARE WE LOOKING FOR

The Purchasing Specialist is responsible for reviewing and processing a variety of client and overhead vendor payables and expenses, including vendor invoices, expense reports, credit card statements and internal charges. This position needs to be knowledgeable about job accounting/material codes, purchase orders, general ledger accounts, and the correct usage of each. Needs to possess the ability to multi\-task, communicate clearly, work as part of a team and manage processes. Must know and understand company and client policies in order to audit all payables and expenses against policy, review all items for accuracy and reasonableness, and question anything that appears to be incorrect.

HERE’S WHAT YOU’LL DO (RESPONSIBILITIES)

  • Review employee purchasing card statement reconciliations to ensure all necessary information and receipts are being provided, company policy is being followed, and the expenses are submitted timely. Track reconciliations received and follow\-up with employees on missing information.
  • Review employee expense reports in Concur to ensure all necessary information and receipts are provided, company policy is being followed, and the expenses are submitted timely. Follow\-up with employees on missing information.
  • Process vendor invoices and determine whether appropriate authorization and coding exist. Ensure that all data is saved as needed. Identify any items that violate policy or appear incorrect and bring them to the attention of accounting management. Reconcile vendor statements.
  • Monitor the AP email inboxes and manage invoices timely.
  • Enforce the use of P.O.s in accordance with company procurement policy. Train or guide associates with P.O. entry or processes as needed.
  • Send emails with vendor invoices/supporting documents out for approval, following the approval authorization table. Request and enforce return of approvals within 48 hours and follow\-up on approvals not received.
  • HERE’S WHAT WE’RE LOOKING FOR (QUALIFICATIONS \& REQUIREMENTS)

  • 2 plus years of A/P experience required.
  • Exceptional communication skills and training ability necessary
  • Ability to use Microsoft Office Suite programs including Outlook, Excel and Word.
  • Knowledge of computer systems.
  • Data processing skills.
  • Degree preferred.
  • Self starter who has a take\-charge mentality.
  • Ability to solve problems and deal with all levels of employees.

ABOUT US – MOMENTUM WORLDWIDE

Momentum is an agency of doers. We make the industry’s most disruptive, entertaining, shareable, unforgettable experiences for our clients and their fans. We do it by bringing people closer to what they love, in original and unexpected ways. Whether it’s a physical activation, a virtual experience, or a piece of unique branded content, it’s all part of what we call the Total Brand Experience — ideas that solve business challenges, through best\-in\-class Consulting, Strategy, Analytics, Experience Design, and Production.

We want you to help brands do amazing, unprecedented, wild things, creating experiences that people never forget.

WHAT CAN YOU EXPECT FROM MOMENTUM

At Momentum, we expect our employees to embody our values!

Our Core Values of Be One, Do Great Work, Have Fun, Give Back and Grow empower an environment where we challenge ourselves professionally and encourage each other personally.

At Momentum, we make our differences matter!

Who we are matters. We choose to hire diverse voices from all walks of life. We choose to make our culture one where everyone can be their authentic self and speak in their voice. We choose to give each other permission to get things wrong, so we can learn to make them right. We choose to celebrate the bravery of our peers and we choose to be collectively responsible.

At Momentum, we make our actions matter!

Making it matter means always choosing the sustainable option. It means designing waste out from the start. It means working with the right materials. Sourcing locally, innovating off\-the\-shelf solutions and reusing and repurposing. It means powering smarter. Traveling less. And only working with vendors who do the same. Make it matter means becoming the first experiential agency in the world to receive 2 ISO certifications.

At Momentum Worldwide, we value diversity and the uniqueness of all people. We thrive in an inclusive environment, and we recruit, hire and promote without regard to race, gender, age, color, gender identity, gender expression, sexual orientation, ethnic or national origin, citizenship, religion, sexual preference, military or veteran status, marital status, family status, physical or mental disability – or any other legally protected categories as set forth in the applicable state, federal or local laws. This policy applies to all aspects of employment including training, compensation, benefits and all other privileges of employment.

We make our careers website accessible to any and all users. If you need an accommodation to participate in the application process, please contact us at *JobAppAccommodation@ipgdxtra.com**. This email address is not for general employment inquiries or vendors; rather it is strictly for applicants who require special assistance accessing our employment website. Due to volume, messages sent to this email address that are not related to an accommodation cannot be answered.*

\#LI\-KD \#LI\-HYBRID

Job Details

Job Type

admin_data_entry

How to Apply

This job has specific application instructions. Please read the full job description carefully.

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Original job posting from: Indeed_linkedin

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