534 Online Advertising jobs in Costa Mesa, California

Updated daily. Most recent posting: September 27, 2026.

Marketing Assistant

The Marketing Assistant will support the marketing department by managing social media content, coordinating dealership events, and updating website promotions. This role involves collaborating with internal managers and external vendors to execute digital marketing campaigns and maintain brand cons...

Riverside, California Walter's Automotive Group
Ad Operations Specialist

The Ad Operations Specialist will manage the execution of confirmed advertising campaigns by coordinating with internal teams to ensure timely delivery and accurate reporting. This role involves building execution plans, verifying live placements, and resolving any discrepancies to ensure client com...

Los Angeles, California HungryPanda
Digital Marketing Manager

The Digital Marketing Manager will lead growth initiatives for HungryPanda in the U.S. market. The role involves developing marketing strategies, managing multi-channel campaigns across platforms like TikTok and Instagram, and overseeing creative execution to drive user acquisition and retention....

Los Angeles, California HungryPanda
Partnerships Director US

The Partnerships Director will lead business development and partnership strategy for a creator-led marketing agency entering the U.S. market. The role involves building relationships with brands and agencies to drive revenue through creator-led campaigns, social content, and digital media strategie...

Los Angeles, California Amplify
Client Solutions Manager - Dining - Global Business Solutions - Los Angeles

The Client Solutions Manager will partner with advertisers to develop and execute media strategies on the TikTok platform. This role involves analyzing campaign data to drive performance, managing client relationships, and providing consultative expertise to ensure marketing objectives are met....

Los Angeles, California TikTok
Brand Partnerships Manager - Travel - Global Business Solutions - Los Angeles

The Brand Partnerships Manager will drive revenue by managing enterprise advertising accounts on the TikTok platform. The role involves building strategic relationships with global brands, providing data-driven advertising insights, and collaborating with cross-functional teams to maximize business ...

Los Angeles, California TikTok
Director, Client Services - AntiSocial

The Director of Client Services will lead account teams and serve as a senior strategic partner for clients at a social-first digital marketing agency. The role involves managing client relationships, driving organic growth, and overseeing the delivery of creative campaigns and strategic media plans...

Los Angeles, California Thinkingbox
Product Marketing Manager, Mobile Publishing - Mattel Digital Studio

The Product Marketing Manager will lead go-to-market execution and player lifecycle campaigns for Mattel's mobile game portfolio. This role involves coordinating between internal teams and external partners to drive user acquisition and brand engagement across multiple digital titles....

El Segundo , California Mattel
Junior Marketing Coordinator

The Junior Marketing Coordinator will support the marketing team by executing campaigns, managing social media platforms, and conducting market research. This entry-level role involves coordinating marketing activities and creating content to help drive brand growth....

Los Angeles, California SharpContra
Entry Level Marketing Coordinator

The Marketing Coordinator will support the development and execution of marketing campaigns across digital, print, and social media channels. Responsibilities include conducting market research, coordinating promotional materials, and assisting with social media content management....

Los Angeles, California SharpContra
Marketing Coordinator

The Marketing Coordinator will support the execution of marketing campaigns across digital, social, and retail channels. Responsibilities include managing project timelines, coordinating photoshoot logistics, supporting email marketing, and assisting with local retail marketing initiatives....

Los Angeles, California Philz Coffee
Director, Head of Social & Influencer

The Director, Head of Social & Influencer Marketing will lead and execute the brand's social media and influencer marketing strategies. This role involves overseeing brand presence and engagement across social platforms to drive growth and impact....

El Segundo , California Liquid I.V.
Senior Digital Marketing Account Manager

The Senior Digital Marketing Account Manager will serve as the primary point of contact for mid-market clients, developing and implementing full-funnel growth marketing strategies. The role involves managing multi-channel campaigns, analyzing performance data, and collaborating with cross-functional...

Los Angeles, California Xometry
Communications Coordinator

The Communications Coordinator will develop and manage communication strategies to convey the organization's mission and brand identity. Responsibilities include writing and editing content for press releases, newsletters, and social media while collaborating with various departments to ensure consi...

Los Angeles, California SharpContra
Group Account Supervisor

The Group Account Supervisor will provide strategic leadership across multiple brands and integrated communications initiatives at a healthcare agency. The role involves managing client partnerships, overseeing account-level financial performance, and guiding teams to develop high-impact creative so...

Irvine, California AbbVie
Manager, PR & Social Media (Basketball)

The Manager, PR & Social Media will develop and execute integrated communication strategies to drive awareness and engagement for adidas Basketball. This role involves managing media relations, social storytelling, and cross-functional brand activations to ensure consistent messaging across digital ...

Los Angeles, California adidas
VP, Retail Development, Amazon/Club

The VP of Retail Development will lead the strategic relationship with Amazon and the club channel for Paramount Consumer Products. This role involves managing digital shelf strategy, optimizing search and discovery, and overseeing retail media investments to drive brand growth and revenue....

Los Angeles, California Paramount
Strategy and Operations Analyst, YouTube Ads Go-to-Market

This role may also be located in our Playa Vista, CA campus. 4 years of experience in management consulting, sales operations, business strategy, or corporate advisory role. 3 years of experience working with executive stakeholders. About the job The Business Strategy & Operations organization provi...

Los Angeles, California YouTube
Marketing Strategist, Principal - Medicare and Medi-Cal

The Marketing Strategist will lead the development of integrated go-to-market plans and growth strategies for Medicare and Medi-Cal lines of business. This role involves synthesizing market data, guiding cross-functional teams, and creating strategic communication materials to drive business growth ...

Long Beach, California Blue Shield of California
Sr Associate, Project Management - Creative

The Sr. Associate, Project Management will oversee the end-to-end workflow for the Mattel Brand Creative team. This role involves managing timelines, budgets, and deliverables for global brand campaigns, digital content, and experiential activations....

El Segundo , California Mattel
Job Types
Full-Time (35620) Part-Time (2369) Internship (1597) Freelance (1052)
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