110 Advertising Public Relations Jobs in Costa Mesa, CA

Updated daily. Most recent posting: September 30, 2026.

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
Communications Specialist 4 CM

The Associate Director of Executive Communications is responsible for developing and implementing strategic communications initiatives for university leadership. The role involves crafting messaging, managing executive positioning, and overseeing reputation management across internal and external ch...

Los Angeles, California University of California (UCLA)
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
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
Account Executive, Creator & Influencer Integration

The Account Executive will lead daily narrative execution and talent strategy for a communications agency. The role involves identifying and managing creator partnerships and influencer integrations to drive brand relevance for a diverse roster of clients....

Los Angeles, California Sunshine Sachs Morgan & Lylis
Senior Account Executive, Talent & Influencer Integration & Creator Economy

The Senior Account Executive will lead talent and influencer integration campaigns for a global communications agency. The role involves developing integrated strategies, managing client relationships, and executing both earned and paid influencer initiatives within the creator economy....

Los Angeles, California Sunshine Sachs Morgan & Lylis
Marketing Communications & PR Analyst

The Marketing Communications & PR Analyst supports regional brand experience initiatives by coordinating public relations, partnerships, and experiential programs. The role acts as a liaison between headquarters and regional offices to ensure alignment on marketing communications and performance rep...

Irvine, California Kia America
Account Executive, Messaging

RALLY is seeking an Account Executive to join their advocacy agency team. The role involves working with clients to develop strategy, creativity, and partnerships to influence policy and shift public opinion on social and political issues....

Los Angeles, California RALLY
Development Communications Specialist

The Development Communications Specialist will support institutional fundraising and community engagement through writing, editing, and content strategy. The role involves creating proposals, collateral, and digital content while managing project timelines and cross-functional communication efforts....

Los Angeles, California Cedars-Sinai
Public Relations Assistant

The Public Relations Assistant will support outreach initiatives, promotional activities, and customer engagement efforts to build brand awareness. The role involves communicating product information, managing community relationships, and assisting with lead generation and promotional events....

Los Angeles, California Zolidco
Communications Specialist

The Communications Specialist will manage digital platforms, create internal and external content, and support district-wide messaging. The role requires skills in email marketing, web content management, and graphic design to engage district stakeholders....

Lake Forest, California Lake Forest School Districts 67 & 115
Senior Communications Specialist

The Senior Communications Specialist will serve as the primary voice for the Bond Program and Community Economic Development team. The role involves crafting clear messaging for internal and external stakeholders, managing program newsletters and reports, and supporting community outreach initiative...

Monterey Park, California PM2CM
Disney Consumer Products Public Relations Intern, Spring 2027

The Disney Consumer Products Public Relations Intern will support the communications team by drafting press materials, researching media trends, and executing integrated communications plans. The intern will help generate global buzz for Disney brands and products while managing media databases and ...

Los Angeles, California The Walt Disney Company
Temporary Coverage - Director, Public Relations

The Director of Public Relations will lead the implementation of PR strategies and media monitoring for a global brand and entertainment platform. This role involves managing communications and storytelling efforts across a diverse portfolio of iconic brands....

Los Angeles, California Authentic Brands Group
Marketing Specialist Associate

The Marketing Specialist Associate will support public outreach programs and marketing campaigns for OCTA. Responsibilities include managing social media content, coordinating event logistics, developing marketing materials, and analyzing communication metrics....

Orange, California Orange County Transportation Authority (OCTA)
Ontario Reign - Sr Content & Communications Coordinator

The Sr. Content & Communications Coordinator will manage digital content, social media, and media relations for the Ontario Reign hockey team. The role involves writing articles, producing multimedia content, and supporting marketing initiatives to engage fans and strengthen brand presence....

Ontario, California AEG
Senior PR and Communications Manager

The Senior PR and Communications Manager will lead earned media efforts, develop core company narratives, and manage editorial functions. The role involves pitching media, creating high-impact communications assets, and overseeing social media messaging to support company launches and partnerships....

Los Angeles, California Outpost
Public Relations Manager

The Public Relations Manager will lead communication strategies and media relations for product initiatives across the Americas. This role involves managing PR agencies, building relationships with tech media and influencers, and executing earned media campaigns to drive brand awareness....

Irvine, California Razer
Internal Communications Manager, Platforms and Devices Marketing

The Internal Communications Manager will lead organizational and executive communications strategy for the Platforms and Devices Marketing team at Google. This role involves crafting messaging, managing executive social media presence, and utilizing AI tools to foster team engagement and alignment w...

Los Angeles, California Google
Temporary-Social Media & Communications Manager

The Social Media & Communications Manager will develop and implement marketing strategies to elevate the public profile of the Argyros College of Business and Economics. This role involves managing digital content, overseeing communication activities, and coordinating with the central marketing depa...

Orange, California Chapman University
Job Types
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