14 Assistant Advertising jobs in Riverside, California

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

Student Social Media Assistant

The Student Social Media Assistant will support the Wilkinson College Dean's Office by creating, scheduling, and publishing content across social media platforms. The role focuses on promoting college events and initiatives while helping to develop campaigns to engage students, alumni, and faculty....

Orange, California Chapman University
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
Marketing Specialist - AI

The AI Rendering and Creative Production Assistant will create AI-generated imagery and assist with product photography and graphic design tasks. This entry-level position supports the marketing and creative workflow by producing visual assets for the company....

Tustin, California Bedrosians Tile and Stone
Brand Marketing Assistant

Looking to start or grow your career in marketing, sales, and customer engagement? Ascend Marketing is expanding, and we’re looking for a Brand Marketing Assistant to support exciting face-to-face marketing campaigns across Riverside. Support the delivery of customer-focused marketing campaigns and ...

Riverside, California Ascend Marketing
Marketing & Sales Specialist

We are seeking a Marketing and Sales Specialist for a premier firm providing marketing, sales and consulting services to large corporations on local and national levels. This position would work closely with Marketing and Sales Specialist to identify and develop new streams of revenue for our campai...

Rancho Cucamonga, California Division One Marketing
Dynamic In-Person Promotions Assistant

A leading promotional marketing firm is looking for a Promotional Event Assistant in Riverside, CA. This entry-level role focuses on engaging customers face-to-face at promotional events and retail spaces. Candidates should enjoy interacting with people and possess strong customer service skills. Fu...

Riverside, California AMP Branding
Marketing & Social Media Coordinator

The Marketing & Social Media Coordinator will lead content creation, social media management, email marketing, and digital engagement efforts for Better K9 Pet Resort and our dog training division, BK9 Working Class. Capture high-quality photo and video content at our facilities and events Create en...

Riverside, California Better K9
Entry Level Marketing and Sales Assistant

Job Description Dive into a role where your compensation is solely based on your ability to market solutions. Our company is evolving, and we’re on the lookout for energetic and motivated Entry Level Marketing and Sales Assistant to be part of our growth. Strong communication and people skills: Desi...

Riverside, California Mallard Marketing
Promotional Event Assistant

AMP Branding is currently hiring a Promotional Event Assistant to support our live campaigns in Riverside, CA. If you are looking for a role that keeps you active, social, and out in the local areas engaging with people, rather than sitting behind a desk all day, this could be the opportunity for yo...

Riverside, California AMP Branding
Advertising Operations Internship

The Advertising Operations Intern will support the campaign management team by trafficking ad tags, monitoring campaign pacing, and performing quality assurance on digital creatives. This role involves working directly within ad tech stacks like Google Ad Manager to ensure successful campaign delive...

Irvine, California ODK Media
Brand Promotions

Brand Promotions & Sales Associate – Riverside | Immediate Start Looking for a role where your work directly drives results and builds real customer relationships? We’re expanding and hiring a Brand Promotions & Sales Associate to support live campaigns in Riverside. Key Responsibilities Deliver fac...

Riverside, California Ascend Marketing
Programmatic AdOps Intern (Unpaid)

ODK Media is seeking a Programmatic AdOps Intern to assist with the technical management and delivery of digital advertising campaigns across web and streaming platforms. The role involves troubleshooting ad delivery, analyzing performance data, and collaborating with the operations team to optimize...

Irvine, California ODK Media
Brand Promotions & Sales Associate

We’re expanding and hiring a Brand Promotions & Sales Associate to support live campaigns in Riverside. This is an opportunity to gain hands-on experience in sales, marketing, customer engagement, and brand representation in a fast-paced, performance-driven environment. Deliver face-to-face sales an...

Riverside, California Ascend Marketing
Marketing Assistant

Company Description At Consider Posh Pro, we've got a knack for turning dull moments into dazzling opportunities. We're the ones who add a splash of color to the black and white world of sales. How do we do it? This role is an excellent opportunity for an individual looking to build a career i...

Riverside, California Alphabe Insight Inc
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