Manager, Finance Operations

About the role

The Manager, Finance Operations is a key member of the Orion Finance Operations team, responsible for overseeing financial data, media‑system processes, reconciliations, billings, and operational workflows that support the business. This role partners closely with Investment, Finance, Accounting, Master Data Management, and Shared Services teams across multiple media types, with primary support focused on National Linear and Digital operations. The manager leads and improves processes governing client media schedules, billings, payables, receivables, reconciliations, and month‑end close activities, maintaining strong controls, data accuracy, and visibility into aging invoices, trade balances, and other financial risks. The position also provides guidance and development support to junior team members and reports to the Associate Director, Finance Operations.

Responsibilities

• Manage day‑to‑day Finance Operations workflows, ensuring accuracy, completeness, timeliness, and compliance of financial data entered and maintained in media systems.
• Serve as a key liaison among Investment, Finance, Accounting, Shared Services, Master Data Management, and other business stakeholders.
• Lead Finance Operations activities across assigned agency, client, vendor, and/or centralized portfolios, including National Linear, Digital, Programmatic, Print, Out‑of‑Home, billing, vendor payments, reconciliations, aging, reporting, and data‑integrity workflows.
• Lead month‑end close activities, preparing, reviewing, and submitting upload files for Mediaocean and related financial systems.
• Manage and review reconciliations across media payables, prepaid media, accounts receivable, trade owed balances, billing activity, and other financial operational accounts.
• Prepare, review, and escalate aged balances generated from the media system; conduct regular monthly aging reviews with business teams and Finance leadership.
• Partner with Accounting to ensure media‑system balances reconcile to the balance sheet and that discrepancies are researched, resolved, and documented.
• Partner with Client Finance to manage intercompany workflows, transactions, and related reconciliation requirements.
• Oversee vendor open‑invoice statement maintenance, payment tracking, invoice reconciliation, discrepancy research, reversals, and issue resolution in partnership with Shared Services.
• Manage and monitor Matchpay invoice approval workflows across relevant media types.
• Oversee timely and accurate execution of National affidavits, invoice gross‑ups, invoice revisions, MBOX/live bill entries, and related billing and reconciliation activities; review exceptions, resolve escalations, and maintain appropriate controls and documentation.
• Create, maintain, and enhance Orion‑specific trackers, reporting outputs, and templates using Excel, internal databases, and reporting tools.
• Develop clear reporting on completion, progression, risks, and outstanding items associated with operational and financial workflows.
• Identify process gaps, control risks, missing information, or recurring data issues; establish solutions and escalate issues that may impact financial timelines, client billing, vendor payment, or business operations.
• Drive process‑improvement initiatives that strengthen controls, improve workflow efficiency, reduce manual effort, and enhance visibility across interconnected operational processes.
• Partner with Master Data Management teams to support vendor, client, product‑code, and other master‑data setup and maintenance needs.
• Establish and maintain clear workflow ownership, service expectations, handoffs, and escalation paths; monitor workload, turnaround times, outstanding items, and process dependencies, proactively rebalancing work or escalating capacity and delivery risks.
• Maintain process documentation, controls, and backup coverage to ensure continuity of critical Finance Operations activities.
• Build and maintain positive, professional relationships with cross‑functional business stakeholders.
• Guide, train, and develop junior Finance Operations team members; set priorities, provide direction and quality review, build subject‑matter expertise, and support resolution of complex workflows and escalations.
• Partner with GCC and Shared Services to coordinate delegated activities and handoffs; review output quality and completeness, resolve exceptions, and ensure timely follow‑up for invoice approvals, vendor payments, affidavits, revisions, and related billing support.
• Support ad‑hoc Finance Operations analyses, reporting needs, and business initiatives as needed.

Requirements

• 6+ years of experience in Finance Operations, media finance, accounting operations, or a related field, including accounts receivable and accounts payable responsibilities.
• Media‑industry experience required; experience supporting media buying, billing, reconciliation, or stewardship workflows strongly preferred.
• Experience with media buying and financial systems required; Mediaocean experience (including PRISMA and/or MBOX) strongly preferred.
• Experience managing complex reconciliations, aging, financial close processes, and cross‑functional operational dependencies.
• Experience managing relationships and issue resolution across cross‑functional stakeholders, shared‑service teams, agencies/clients, and/or media vendors.
• Prior experience guiding, training, or overseeing junior staff is preferred.

Skills

• Advanced proficiency in Microsoft Excel (Pivot Tables, VLOOKUP/XLOOKUP, SUMIFS, data analysis, template development) and strong skills in PowerPoint and other Microsoft Office applications.
• Strong analytical, problem‑solving, and data‑reconciliation abilities; capable of interpreting information from multiple systems and sources.
• Ability to identify operational risks, investigate discrepancies, implement process improvements, and drive issues to resolution.
• Excellent written and verbal communication skills; able to present findings and recommendations to operational and Finance leadership.
• Capability to translate complex operational and financial issues into clear action plans, ownership assignments, status updates, and escalation recommendations.
• Exceptional organizational skills, attention to detail, accuracy, and ability to manage competing priorities in a fast‑paced environment.
• Strong understanding of financial controls and compliance with SOX and company policies.
• Proven ability to work effectively across cross‑functional teams, manage stakeholder relationships, and navigate complex operational workflows.
• High level of integrity, accountability, professionalism, and ownership.

Pay

$50,000 – $95,000

Schedule

Omnicom’s policy requires employees to work in the office for a minimum of three days a week, unless additional in‑office days are directed by their agency or manager. Many agencies and Omnicom’s corporate group already require five days of in‑office attendance.