Media Supervisor

Adelphi Group; California; On-site; USD 80,000 - 90,000; Full time

Job summary

Hearts United seeks a Media Supervisor to lead and optimize client media plans, budgets and reporting. You will support 1–2 accounts, supervise juniors, and collaborate with internal teams to deliver data-driven insights and compelling campaigns.

You will navigate multiple channels, perform media math, and ensure flawless execution of all planning tools and reporting. This role emphasizes collaboration, curiosity, and continued growth within a fast‑moving environment.

Qualifications

• Proven expertise across multiple media channels and planning fundamentals.
• Ability to articulate strategic foundations for media plans and campaigns.
• Strong detail orientation with excellent time management and deadlines.
• Excellent verbal, written and presentation skills; confident in client-facing situations.
• Strong numerical abilities and proficiency in media math.

Responsibilities

• Support 1–2 accounts; assist with media brief deliverables, QA and reporting.
• Lead campaign execution, performance monitoring and optimization across channels.
• Collaborate with Analytics to implement measurement objectives and taxonomy.
• Develop junior staff through supervision and coaching.
• Prepare competitive spending reports and insights for client teams.

Skills

Media planning

Budget management

Data analysis

Communication skills

Multitasking

Presentation skills

Mathematical ability

Education

Bachelor’s degree

Tools

MS Word

Excel

PowerPoint

DCM

Prisma

comScore

MRI

Job description

Agency: MediaHub WW

Job Function: Media

Job Subfunction: Media Planning and Buying

Business Overview

Hearts United is the challenger agency of Omnicom Media. Born of two challengers, Hearts & Science and Mediahub, it is designed to deliver the disproportionate growth most brands leave on the table. Its mission is Magnetism in Motion: building a brand’s power to attract people and make itself easier to choose, then keeping it moving on the platforms where attention lives. Predictive by design, outcomes-oriented, and senior-led, Hearts United partners with brands that refuse category-average growth, whatever their size.

Position Overview

The Business Leadership team builds strong client relationships that drive positive outcomes for their business. The team does this by immersing itself in the business, elevating strategic opportunities for growth, and developing media recommendations that keep clients at the forefront of the industry. The key to this leadership comes from Hearts United’s values, including a commitment to fostering curiosity, collaboration and diversity with the talented humans that power our global challenger brand. This team problem‑solves, generates innovative solutions and displays energy and passion for the work presented. Successful candidates must not shy away from change, as we are an agency that thrives on the constant evolution of technology and its role in our work. Candidates must be comfortable working with data, have excellent communication and organizational skills and be confident collaborators.

The Media Supervisor will act as the go‑to resource for media budget, client billing and support for PI, Kinesso, and Local Mediabrands. You will be responsible for leading and managing the execution and updates of media tools, prepare written and present competitive spending reports and insights. In this role you will develop the skill and knowledge base of those more junior as well as supervise, advise, and counsel direct report(s).

Responsibilities

Portfolio & Growth

• Assist with day‑to‑day operations of the client media plan and budget details, including flowchart, budget trackers, ensuring client signs accurate, timely media authorizations prior to buys.
• Attend client status meetings and demonstrate interest in client’s business/category.
• Act as the go‑to resource for media budget, client billing and support for PI, Kinesso, Local Mediabrands as they take on accountability (in 2024) Prisma entry, invoice reconciliation and channel‑level budget tracking.
• Responsible for getting client MBA (media buy authorization) signed prior to the buy being place.
• Build relationships and trust with partners in Mediahub’s Partnership Investments, Audience Science, Campaign Insights, Insights + Action and Radical + Disruptive, in addition to extended Mediabrands and Kinesso specialty teams.
• Monitor client and marketing industry trades, media plan performance reporting and competitive activity to surface industry updates, performance insights and opportunities to team and clients.

Media Strategy

• Support 1-2 accounts, pending scale and complexity of business and scope of deliverables.
• Support Associate Media Director in scheduling and provide recaps for media brief deliverables, check‑ins, presentations, launch, QA and reporting.
• Partner with Local Investments, Kinesso and Partnership Investments on development of partner list, RFP details and evaluation prior to client recommendations.
• Partner with analytics team to implement measurement objectives and taxonomy.
• Ensure flawless execution of media campaigns. This includes leading campaign implementation and execution, QA, monitoring/optimizing, and insightful reporting.
• Utilize IGNITE planning strategy process (Implement business intelligence, generate multiple audience segments, Navigate the investment, Tap into culture, Evolve with speed and precision) as part of client teams, to guarantee robust analysis of business/media role.
• Prepare written and present competitive spending reports and insights and connect to business intelligence for role of spend on share, etc.
• Responsible for running all planning tools (i.e. Kismet, R/F, etc), as well as partnering with Analytics to run any models, to determine the optimal media mix (across all channels) and plan delivery.
• Proficient in media math and how to apply calculations, demonstrating proficiency in working with and managing numbers.
• Leads and manage the execution and updates of media tools (i.e. flowchart maintenance).
• Support Insights + Action and Radical + Disruptive with execution (timelines, budgets, approvals) of approved ideas and corresponding reporting.
• Be a champion for great work and support team with writing, presenting, and providing data and assets to create case studies that win awards, win business, and celebrate the work (internally and externally).
• Contribute ideas that contribute to creative media tactics.

People & Culture

• Participate in a diverse, inclusive, creative culture.
• Collaborate with peer group to share work and inspire junior team members about creative-thinking, accountability, and thought‑leadership.
• Responsible for developing the skill and knowledge base of those more junior as well as supervise, advise, and counsel direct report(s).

Qualifications – Required Skills

• Proven expertise in at least 3 channels, while developing additional acumen of cross‑channel media marketplace and planning essentials (delivery levels, flighting, etc.), including Video/Audio Broadcast/Streaming, Direct and Addressable Digital, Social Media, Retail Media (if applicable), Print, OOH, etc.
• Experience creating and selling media programs, including ability to articulate strategic foundation for media plan development.
• Able to demonstrate the ability to successfully multi-task while preserving high attention to detail, manage your time and show superb organizational skills and the ability to meet deadlines.
• Demonstrate excellent verbal, written and presentation skills and ability to think on your feet.
• Strong mathematical abilities
• Advanced computer skills (MS Word, Excel, PowerPoint) and knowledge of DCM, Prisma, comScore, MRI.
• Must be able to occasionally travel to supported markets or client events.

Qualifications – Desired Skills

• Bachelor’s degree preferred.
• 3+ years of experience desired
• Prior experience working on an entertaiment account

$80,000 - $90,000

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. Our objective is to increase this requirement over time, and many of our agencies as well as Omnicom’s corporate group already require five days of in‑office attendance.

Omnicom is committed to hiring and developing exceptional talent. We agree that talent is uniquely distributed, and we’re focused on developing inclusive teams that can bring the best solutions to everything we do. We strongly believe that celebrating what makes us different makes us better together. Join us—we look forward to getting to know you. We will process your personal data in accordance with our Recruitment Privacy Notice.

Link to Recruitment Privacy Notice: https://www.omc.com/privacy-notice

For US Job Seekers

It is the policy of Omnicom and any of its affiliates to provide equal employment opportunities to all employees and applicants for employment without regard to race, religion, color, ethnic origin, gender, gender identity, age, marital status, veteran status, sexual orientation, disability, or any other basis prohibited by applicable federal, state, or local law. EOE/AA/M/D/V/F.