Client Operations Manager — AI-Driven Ops & Growth

Adelphi Group; Greater London; On-site; GBP 70,000 - 110,000; Full time

Job summary

Omnicom is seeking an experienced Client Operations Manager to support the Amazon account across End-to-End Media Operations, Business Operations, and Finance Operations. You will drive process improvements, maintain data quality, and partner with global teams to deliver accurate, timely client deliverables.

You will manage multiple projects, apply AI judiciously, and lead initiatives from planning through execution, working with cross-functional stakeholders to deliver measurable improvements.

Qualifications

• 3-5 years of media experience in media operations, planning, client management, and/or digital activation.
• Relevant systems and process experience (media planning/buying platforms such as MediaTools, MediaOcean/Prisma; ad tech such as CM360 and ad verification)
• Working knowledge of AI tools in a professional context and sound judgment about their appropriate use.
• Excellent communication and collaboration skills with internal and external stakeholders at all levels.
• Proactive, resourceful, and organized team player with strong interpersonal and relationship-building skills.
• Strong analytical skills with the ability to identify areas for improvement and optimization.
• Advanced Excel (data compilation, analysis, and visualization: pivot tables, SUMIFS, VLOOKUP/XLOOKUP, etc.)
• Strategic thinker and problem solver with exceptional attention to detail
• Strong project management skills with a proven history of handling multiple projects against tight deadlines
• Experience with project management tools (Workfront, Jira, Asana, Lucid) preferred; Workfront administration experience a strong plus

Responsibilities

• Leverage knowledge of media buying and operations to identify and develop process enhancements across workstreams including budget management, data cleanliness/compliance, and tool maintenance
• Own media plan and CMM template updates and workflow rollout (e.g., Workfront) for assigned lines of business, driving standardization across markets
• Own finance operations workstreams for assigned accounts: billing process documentation and protocol, monthly aging report review with team accountability, and client/product code creation and tracking through finance and media systems
• Maintain global staffing documentation and monthly finance communications; keep cross-LOB staff plans current based on approved plans
• Oversee trafficking process adherence and brand safety workstreams (e.g., DoubleVerify playbooks, whitelist/blocklist distribution, quarterly performance reviews) for assigned accounts
• Enforce process and timeline compliance via appropriate measures (reminders, calendars, project management tools, and team communications)
• Ensure planning and buying system data cleanliness at all times through QA tools, standardization across LOBs, and compliance with data tagging and classification rules
• Translate automation needs to data engineering and platform teams using a strong understanding of end-to-end media planning, systems, and Excel
• Maintain documentation of ongoing optimizations and develop training materials that apply across LOBs on a global scale, including the team knowledge hub (AmazonIQ)
• Support team infrastructure: new hire onboarding, monthly townhalls, employee satisfaction survey and action plans, and internal tool access governance
• Effectively manage and prioritize multiple projects, establish deadlines, and manage escalations to stakeholders
• Demonstrate Ownership and Dive Deep: work independently to proactively identify problems and friction points teams are experiencing before they are escalated, get to root causes rather than symptoms, and propose high-impact, scalable solutions with clear business cases
• Operate as part of a global team: align processes, tools, and standards across markets while serving as the driver of operational alignment and adoption within the country in which this role resides

Skills

Media experience

Operations

Data analysis

Excel advanced

AI tools

Tools

Workfront

Jira

Asana

Lucid

CM360

MediaTools

MediaOcean

Prisma

Job description

Omnicom is seeking an experienced Client Operations Manager to support the Amazon account across End-to-End Media Operations, Business Operations, and Finance Operations. You will drive process improvements, maintain data quality, and partner with global teams to deliver accurate, timely client deliverables.

You will manage multiple projects, apply AI judiciously, and lead initiatives from planning through execution, working with cross-functional stakeholders to deliver measurable improvements.