**Company Description** APEX Exchange (APEX) is a distinct next-generation trading entity within Publicis Media that identifies and invests in emerging market trends to benefit Publicis clients. APEX develops innovative offerings through direct partnerships and principal investments that allow clients of all size to benefit from custom solutions in an increasingly complex media environment. Clients opt into solutions outside the agency's core services that offer tangible benefits including guaranteed outcomes, and advantageous pricing. **Overview** You will monitor principal investment deals by ensuring all coding in our systems is correct, reporting is accurate, and deals are reconciled once complete. The ideal candidate will possess excellent communication skills and have a background in client finance, accounting, or AR/AP functions (preferably within a media agency or media vendor). You will report to Senior Vice President, Client Billing. This is a hybrid role, requiring three days in-office each week. If you are contacted for an interview, your recruiter will discuss specifics with you, inclusive of any necessary reasonable accommodations. **Responsibilities** + Monitor how media buys are tagged in multiple systems to ensure consistency and accuracy of principal inventory tracking and balances + Work closely with activation teams to identify and correct coding errors + Monitor principal investment balances and expiration dates and work closely with corporate accounting and investment leads to mitigate loss due to unsold inventory + Work with AP and treasury teams to ensure payments are not issued on invoices that are utilizing principal inventory + Once principal investment deals are completely utilized and actualized against supplier invoices, work with investment, accounting, and treasury to close out deals + Collaborate with all principal investment suppliers on a quarterly basis to ensure APEX and suppliers are aligned on media buys using principal inventory **Qualifications** + 3+ years of experience in client finance, accounting, or AR/AP functions (preferably within a media agency or media vendor) + Excellent organizational, interpersonal, and analytical skills + Ability to maintain a high level of accuracy across a large volume of transactions + Ability to work independently and prioritize projects + Excellent Excel skills, including pivots, concatenate/XLOOKUP, etc. is essential + Knowledge of Mediaocean's Spectra OX, Prisma, other media buying systems, or Salesforce are a plus **Additional Information** Our Publicis Groupe motto “Viva La Différence” means we’re better together, and we believe that our differences make us stronger. It means we honor and celebrate all identities, across all facets of intersectionality, and it underpins all that we do as an organization. We are focused on fostering belonging and creating equitable & inclusive experiences for all talent. Publicis Groupe provides robust and inclusive benefit programs and policies to support the evolving and diverse needs of our talent and enable every person to grow and thrive. Our benefits package includes medical coverage, dental, vision, disability, 401K, as well as parental and family care leave, family forming assistance, tuition reimbursement, and flexible time off. If you require accommodation or assistance with the application or onboarding process specifically, please contact USMSTACompliance@publicis.com. All your information will be kept confidential according to EEO guidelines.