535 Online Advertising jobs in Costa Mesa, California

Updated daily. Most recent posting: October 1, 2026.

Digital Advertising Manager

The Digital Advertising Manager will lead the planning, execution, and optimization of multi-channel advertising campaigns across digital and broadcast platforms. The role involves managing agency partnerships and leveraging data-driven insights to drive performance across the full marketing funnel....

Los Angeles, California Cosm
Digital Marketing & Social Media Specialist $95,000 annually

The Digital Marketing & Social Media Specialist will manage the day-to-day execution of social media channels, digital advertising campaigns, and website content for the Commerce Casino & Hotel. This role involves creating social-first content, coordinating with agency partners, and optimizing digit...

Commerce, California Commerce Casino
Copywriter [Contract]

Spin Master is seeking a contract copywriter to develop creative concepts and consumer-facing copy for global marketing campaigns, digital content, and social media. The role involves collaborating with art directors and creative directors to ensure all brand communications are on strategy and tone....

Los Angeles, California Spin Master
[MARKETING] Digital Marketing Manager, Brand Experience and Demand Generation

The Digital Marketing Manager will oversee brand experience and demand generation strategies across paid media and the company website. This role involves managing media investments, optimizing consumer journeys, and leading content and SEO initiatives to drive purchase intent....

Irvine, California TCL North America
Account Director

The Account Director, or Director of Business Innovations, acts as a strategic partner to clients at a digital agency. The role involves managing client relationships, driving CRM and acquisition strategies, and ensuring integrated marketing programs align with business growth goals....

Los Angeles, California CourtAvenue
Channel Marketing Coordinator, Ecommerce (Temp/Contract)

The E-Commerce Channel Marketing Coordinator will manage product listings, content updates, and launch support across various etail platforms. This role involves maintaining listing accuracy, optimizing product pages, and conducting competitive research to support the broader ecommerce marketing tea...

Irvine, California Razer
CRO Marketing Manager - Web (Remote, Contract)

Huckleberry is seeking a CRO Marketing Manager to own and optimize web conversion targets across their digital platforms. The role involves managing an experimentation program, driving full-funnel optimization, and collaborating with cross-functional teams to improve user acquisition and revenue....

Los Angeles, California Huckleberry Labs
Partnerships Marketing Manager

The Partnerships Marketing Manager will own the end-to-end strategy for sponsorships, paid media, and co-marketing initiatives. This role involves sourcing, negotiating, and activating partnerships to leverage external audiences and media properties to support the company's growth....

Los Angeles, California Hadrian Automation
Growth Marketing Manager

Hadrian is seeking a Growth Marketing Manager to lead performance marketing campaigns across paid social, search, and email channels. The role involves hands-on execution, including writing ad copy, building landing pages, and optimizing campaigns to drive candidate and lead generation for their man...

Los Angeles, California Hadrian Automation
Lifecycle Marketing Manager

The Lifecycle Marketing Manager will own and optimize the North American marketing strategy across email, SMS, and loyalty programs. The role focuses on improving customer segmentation, personalization, and engagement to drive retention and list growth for the company's consumer brands....

Tustin, California VeSync
Marketing & Communications Coordinator

The Marketing & Communications Coordinator will manage the organization's brand identity, social media presence, and outreach materials. Responsibilities include writing press releases and blog posts, coordinating marketing collateral, and tracking campaign analytics to increase visibility....

Pomona, California East Valley Community Health Center
Director, Global Digital Marketing

The Director of Global Digital Marketing will define and lead the digital strategy for Mentor Worldwide. This role involves managing a team to develop scalable digital capabilities and marketing campaigns that drive business growth across global markets....

Irvine, California Johnson & Johnson
FP Movement, Brand Marketing Coordinator

The Brand Marketing Coordinator will support influencer marketing initiatives, manage campaign logistics, and assist with brand events and content performance tracking. The role involves coordinating product shipments, maintaining marketing documentation, and assisting the marketing team with daily ...

Los Angeles, California URBN
Account Executive, Lifestyle & Influencer

The Account Executive will lead media relations and narrative execution for a roster of consumer and lifestyle clients at a communications agency. The role involves architecting 360-degree campaigns that integrate media relations, creator ecosystems, and brand partnerships....

Los Angeles, California Sunshine Sachs Morgan & Lylis
Influencer Associate (Contract Position)

The Influencer Marketing Coordinator will be responsible for scouting creators, managing gifting partnerships, and tracking campaign performance across social media platforms. This role involves building relationships with influencers to drive brand awareness and support customer acquisition goals f...

Los Angeles, California Everlane
Senior Creative Producer

The Senior Creative Producer will lead the end-to-end production of marketing and communications initiatives, including video, digital, and print campaigns. This role is responsible for managing project scope, budgets, and schedules while ensuring the creative vision is maintained from concept to fi...

Los Angeles, California Northwood
Director of Marketing – Xsolla Advertising & Rewards

The Director of Marketing will lead the go-to-market strategy and messaging for Xsolla's advertising and rewards portfolio. This role involves translating complex technology into compelling narratives for game developers and brand advertisers while overseeing product positioning and launch roadmaps....

Los Angeles, California Xsolla
Business Development Manager Digital Advertising at 3 Little Birds Interactive Los Angeles, CA

Company Description Job Description Online company is hiring in Los Angeles for a Business Development Manager with experience in digital ad sales or ad platform sales. Our platform gives publishers powerful ad units to add to their media plans to maximize their revenue model while balancing the u...

Los Angeles, California 3 Little Birds Interactive
Senior Marketing Coordinator

The Senior Marketing Coordinator will support the marketing team in executing 360-degree campaigns across digital, social, and influencer channels. Responsibilities include managing project timelines, coordinating cross-functional deliverables, and assisting with creative brainstorming and influence...

Los Angeles, California Complex
Senior Associate, Paid Social

The Senior Associate, Paid Social will be responsible for executing paid social media campaigns and assisting with tactical media planning and buying. The role involves managing campaign trackers, optimizing media performance, and supporting the development of social content calendars for clients....

Los Angeles, California WPP Media
Job Types
Full-Time (35759) Part-Time (2376) Internship (1600) Freelance (1053)
Fields
Social (82388) Other (74171) Online (59492) SEM (32279) Print (23893) TV (13391) Radio (5237) Viral (4676) Magazine (4610) Expand for more
Occupations
Marketing (124526) Manager (76618) Other (60016) Sales (56187) Director (30389) Production (22024) Coordinator (19549) Public Relations (14615) Designer (9209) Administrative (8605) Expand for more
State
California (4472) New York (3417) Florida (2269) Texas (2100) Ohio (1656) North Carolina (1611) Pennsylvania (1512) Michigan (1130) Illinois (1099) Massachusetts (937) Expand for more
Cities
New York (2308) Chicago (767) San Francisco (729) Los Angeles (648) Santa Barbara (585) SEATTLE (435) Atlanta (417) Austin (398) Houston (393) Boston (368) Expand for more
Sign Up to See All Our Jobs.

Access a database with thousands of jobs. Postings are reviewed by hand to ensure quality and relevancy.