System Operations Administrator

London

Group M Worldwide Inc.
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Job Description

Operating Company: GroupM

Job Title: System Operation Administrator

Department / Team: GroupM Finance

Reporting To: System Operations Director

Location: London

About GroupM: GroupM is the leading global media investment management operation serving as the parent company to WPP media agencies including Mindshare, Wavemaker, and EssenceMediaCom. GroupM's primary purpose is to maximize performance of WPP's media agencies by operating as leader and collaborator in trading, content creation, sports, digital, finance, proprietary tool development and other business-critical capabilities. GroupM's focus is to deliver unrivalled marketplace advantage to its clients, stakeholders, and people. Discover more about GroupM at .

The Role Objective: The main purpose of the role is to assist the business with a wide range of ad-hoc duties & projects across the group. This includes overall management of the systems that control our media bookings, expenses, POs, operational finance, and reporting finance use within DDS/MediaOcean. The team's objective is to support various queries and issues and offer insight and guidance on the correct path to resolve problems while allowing the business to operate optimally.

Key Responsibilities:
  • Ensure approval matrix in MediaOcean fits current business requirement
  • Work with Finance teams to resolve issues
  • Assist and advise on operations related to payables and media billings
  • Amend system setup for timesheets/expenses
  • Understand MediaOcean control system for client billing/security setup/exchange rates
  • Advise IBM/IT teams on system setup
  • Provide insight on key projects across the business
  • Test any new MediaOcean releases to ensure they are fit for purpose
  • Assist Finance Team on any accounting queries and system out of balances
Business Partnering:
  • Engage with the business regularly, including face-to-face meetings
  • Add value to operational teams through analysis and reporting
Other and Periodic Responsibilities:
  • Audit support
  • Reporting support
  • Business initiatives and changes
Skills and Behaviours:

Essential:

  • Intermediate/advanced level of Excel
  • Experience working with DDS/MediaOcean
  • Organized with good attention to detail
  • Quick to learn and adaptable to changing work allocation
  • Strong analytical and reconciliation skills
  • Strong communication and relationship-building skills
  • Enthusiastic with a can-do attitude
  • Ability to work independently and as part of a team
Date Posted: 25 April 2025
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