853 Online Advertising Jobs in Harbor City, CA

Updated daily. Most recent posting: October 29, 2026.

Digital Marketer

The part-time Digital Marketing Specialist will promote assisted living communities through SEO, paid ads, social media, email, and website content. The role also manages online reviews, tracks leads and campaign performance, and creates local print materials....

Glendale, California Glen Park Senior Living
Head of Creator Content

The Head of Creator Content will build and manage a creator network producing high volumes of short-form UGC ads. They will write creative briefs, make content, and partner with paid media teams to test and scale winning videos....

Los Angeles, California System1
TikTok & Creator Strategy Manager - Extended

The TikTok & Creator Strategy Manager develops TikTok-native creative concepts, identifies trends and creator partnership opportunities, and connects social content with commerce and product innovation for a beauty brand. The role uses platform insights and performance data to refine and scale conte...

Los Angeles, California CoCreativ
Marketing Manager

The role supports franchise marketing by creating and coordinating local print and digital assets, social graphics, and store-opening materials. It manages print-kit production timelines and vendors while ensuring franchisees receive accurate, on-brand materials on schedule....

Costa Mesa, California Nekter Juice Bar
Coordinator, Paid Media

Coordinates paid media campaigns for Virgin Music Group, supporting planning, setup, execution, optimization, and reporting across digital advertising platforms. The role also manages campaign materials, pacing checks, billing workflows, and day-to-day team operations....

Hollywood, California Universal Music Group
Integrated Marketing Manager Graduate (Marketing & Methodology) - 2027 Start

The graduate will develop integrated marketing plans and brand guidelines for TikTok Shop, using consumer and category insights to drive awareness and conversion. The role also builds communication channels, coordinates scalable campaigns, and manages relationships with creative and media agencies....

Los Angeles, California TikTok
Marketing Coordinator

Coordinates marketing and communications operations, including distribution of promotional materials, event and sponsorship logistics, and vendor and inventory management. Also maintains digital signage, website content, social location information, email signatures, and media-monitoring tools....

Los Angeles, California Bank of Hope
Digital Media Buyer

The Senior Media Buyer will develop, launch, and optimize paid campaigns across Google, Meta, and TikTok, managing budgets and performance analytics. The role also leads WordPress and landing-page projects and implements conversion tracking and testing....

Irvine, California Allstate
Supervisor, Programmatic Media

The Programmatic Media Supervisor oversees programmatic campaign planning, trafficking, execution, optimization, and reporting across digital platforms. The role also manages specialists and platform relationships, ensuring consistent processes and performance across campaigns....

El Segundo , California Canvas Worldwide
Senior Product Manager, Brand Outcomes, Video and Native Advertising

The Senior Product Manager will lead Roku advertising products for in-stream video and native brand campaigns. The role focuses on campaign delivery optimization, brand-lift measurement, and integrations that help advertisers evaluate campaign results....

Santa Monica, California Roku
Copywriter

The Copywriter will shape Anduril’s voice and write copy for campaigns, product naming, social media, web, print, and out-of-home. The role also develops messaging frameworks and voice guidelines and collaborates with design, communications, product marketing, and other teams....

Costa Mesa, California Anduril
Influencer Partnership Manager

The Influencer Partnership Manager will scale OpusClip’s creator program by sourcing creators, managing outreach, negotiating partnerships, and coordinating frequent sponsored posts. The role also builds long-term creator relationships and applies knowledge of social platforms, creator trends, and m...

Remote (Los Angeles, California) OpusClip
Brand Marketing Manager, Sports

The Brand Marketing Manager will plan and execute integrated campaigns and go-to-market launches for Fashion Nova Sport’s athletic and activewear lines. The role coordinates athlete and fitness partnerships and campaigns across digital, social, influencer, paid, and retail channels....

BEVERLY HILLS, California Fashion Nova
Vice President, Creative Services

The Vice President leads creative services, studio operations, and cross-functional development of retail, print, digital, and experiential projects. The role also oversees marketing strategy, client pitches, financial performance, and operational planning across multiple studio locations....

Burbank, California Imagine
CSM, Media and Entertainment

The Customer Success Manager supports sales representatives on advertising accounts, including RFP responses, media planning, campaign launches, reporting, and optimization. The role also develops upsell strategies and helps drive campaign performance and renewals across digital and programmatic pla...

Los Angeles, California Samsung Electronics
Junior Analyst

The Junior Analyst supports an advertising agency’s analytics team by developing recurring and ad hoc campaign reports, checking data quality, and turning media performance data into clear insights. The role works with planning and investment teams to inform client strategy and measurement....

El Segundo , California Canvas Worldwide
Supervisor, Analytics

The Supervisor of Analytics will lead a team in developing insights-driven media and marketing strategies for agency clients. This role involves managing measurement plans, ensuring data accuracy, and collaborating with internal strategy and investment teams to meet campaign objectives....

El Segundo , California Canvas Worldwide
Senior Digital Experience Designer

The Senior Digital Experience Designer will conceptualize and design marketing campaigns and modular web pages for AT&T digital platforms. The role involves collaborating with marketing and strategy teams to ensure brand consistency while utilizing tools like Figma and Photoshop to create high-quali...

El Segundo , California AT&T
Influencer Coordinator

The Influencer Coordinator will support the Influencer Marketing Manager in developing and executing creator and talent strategies for Tinder. The role involves identifying emerging talent, managing influencer partnerships, and organizing data to ensure the brand remains culturally relevant across s...

Los Angeles, California Match Group
Senior Campaign Manager - Los Angeles, CA

The Senior Campaign Manager will be responsible for setting up, managing, and optimizing paid media campaigns across platforms like Meta, TikTok, and YouTube. The role involves monitoring campaign performance, testing creative strategies, and analyzing data to ensure KPIs are met for entertainment i...

Remote (Los Angeles, California) JustWatch
Job Types
Full-Time (42235) Part-Time (2504) Internship (2139) Freelance (1243)
Experience Level
Entry Level (8864) Senior (12375)
Fields
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Occupations
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