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90 media assistant jobs at 61 companies in Costa Mesa, CA

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Social Media Assistant
Torrance, California, United States
$20-$25/hr OnsiteFull Time
Chemical Guys
Chemical Guys: Private U.S. manufacturer of premium automotive detailing chemicals, car-care accessories, tools, and equipment for enthusiasts and professionals.
1+ YOERequires 1–2+ years of social media experience, TikTok and Instagram skills, on-camera comfort, basic filming and editing, iPhone proficiency, organization, reliability, and outdoor shooting flexibility.
TikTok, Instagram, YouTube, TikTok Live, Instagram Reels, YouTube Shorts, iPhone, CapCut, Adobe Premiere
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1mo
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Social Media & Content Assistant
Irvine, California, United States
$25/hr OnsiteFull Time
ConsumerDirect, Inc.
ConsumerDirect, Inc.: ConsumerDirect is a private fintech providing credit, money, privacy, and lending software to consumers and business partners.
1+ YOE1+ years social media or content experience; proficiency with short-form video editing and Canva; strong writing and trend research skills; familiarity with Instagram, TikTok, LinkedIn, YouTube Shorts, and X.
CapCut, Adobe Premiere Pro, Final Cut Pro, Canva, Instagram, TikTok, LinkedIn, YouTube Shorts, X
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1w
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Assistant Media Planner, Digital
Los Angeles or New York City or Toronto
$40k-$50k/yr OnsiteFull Time
Horizon Media
Horizon Media: Independent media services and advertising agency.
Bachelor's degree required; strong writing, presentation, analytical thinking, time management, and teamwork skills. Digital media familiarity required; Excel experience helpful but not required.
Nielsen, Comscore, eMarketer, Forrester, Microsoft Excel, Facebook, Twitter, SBMS
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1w
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Media Services Assistant
Oceanside or Cardiff-by-the-Sea or Carlsbad
$26k/yr OnsitePart Time
MiraCosta College
MiraCosta College: Public two-year community college serving coastal North San Diego County students with transfer, career, and workforce programs.
1+ YOEHigh school diploma or GED and one year of related experience required. Requires California driver's license, AV equipment troubleshooting, basic repairs, computer database use, communication, and customer service skills.
Extron
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2mo
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Social Media Marketing Assistant
Fullerton, California, United States
$17/hr OnsitePart Time
Associated Students, Inc., CSUF
Associated Students, Inc., CSUF: Nonprofit student government providing campus programs, recreation, childcare, and student support for Cal State Fullerton students.
Currently enrolled CSUF student in good standing; valid California driver's license and insured vehicle; experience creating social media content, using Buffer and analytics; knowledge of Adobe Creative Suite/HTML/CSS/WordPress; able to attend off‑campus shoots, evenings, and weekends; lift up to 35 lbs.
Adobe Creative Suite, HTML, CSS, WordPress, Buffer, Microsoft Office, Instagram, Facebook, TikTok, X (Twitter), YouTube, LinkedIn
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1w
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Technology, Library and Media Assistant
Fullerton, California, United States
OnsitePart Time
Fullerton School District
Fullerton School District: Public K–8 school district serving Fullerton-area students through elementary and junior high schools.
0.25+ YOEHigh school diploma required, three months' experience with school-aged students in instructional technology or library media, and a valid Class C California driver's license.
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1mo
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Assistant Media Planner
El Segundo, California, United States
$40k-$57k/yr HybridFull Time
Saatchi & Saatchi
Saatchi & Saatchi: Global full-service communications and advertising network serving major advertisers as part of Publicis Groupe.
B.A./B.S. degree, strong verbal/written communication, proficiency in MS Word/Excel/PowerPoint and MS Office, critical thinking, organization and time management.
MS Word, Microsoft Excel, PowerPoint, MS Office, Internet, email applications
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1mo
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Business Development & Social Media Assistant
Eastvale, California, United States
$20-$25/hr OnsiteFull Time, Part Time
Torchstar
Torchstar: Professional grade, consumer price
Outgoing communicator able to make outbound calls, engage contractors, create social media and video content, appear on camera, use AI tools and CRM, and maintain sales records; training provided.
Microsoft Office, Google Workspace, CRM
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14h
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*CUSM Students Only* Social Media Assistant Student Worker
Colton, California, United States
$20/hr HybridPart Time
California University of Science and Medicine
California University of Science and Medicine: Private nonprofit medical university educating physicians and biomedical scientists for underserved communities.
Current CUSM M1 MD student in good academic standing with strong written communication, social media platform expertise, content creation skills, and access to a smartphone.
Instagram, Facebook, X (Twitter), Threads, LinkedIn, YouTube
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2w
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Student Media Assistant, Law School
Orange, California, United States
$17-$20/hr OnsitePart Time, Temporary
Chapman University
Chapman University: Private university offering undergraduate and graduate academic programs.
Graduate student with strong oral and written communication, time and project management, deadline management, adaptability, and ability to follow brand and style guides and attend after-hours and weekend events.
Facebook, Instagram, LinkedIn, Twitter, Microsoft Excel
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1mo
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Social Media + Growth Assistant
Redondo Beach, California, United States
RemotePart Time
THELIFESTYLEDCO
THELIFESTYLEDCO: Arizona full-service interior design firm and retail shops serving residential clients through new builds, renovations, and furnishings.
Create and publish social content, basic photo/video editing, familiarity with analytics, strong writing and communication, and experience with lifestyle brand content.
Instagram Insights, TikTok Analytics, Canva, Adobe Express, Instagram, TikTok, Pinterest
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1mo
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Freelance Assistant Editor
Los Angeles, California, United States
$28-$32/hr OnsiteContract
ZEALOT
ZEALOT: Award-winning creative marketing agency creating trailers, TV spots, print and digital campaigns for film and television productions.
2+ YOE2+ years assistant editor experience in post-production, proficiency with MacOS, strong organization, troubleshooting, time management and communication skills.
Facilis, Box, Aspera, WireDrive, Frame.io, Pix, MacOS, EDL, AAF, XML
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3w
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Assistant Media Buyer, Investments
Los Angeles, California, United States
$50k/yr HybridFull Time
Interpublic Group
Interpublic GroupNYSE: IPG: Global advertising and marketing services holding.
No agency experience required; must multitask, prioritize projects, solve problems creatively, and communicate effectively. Internship or relevant coursework and a business or marketing bachelor's degree are preferred.
TV, Radio, streaming video, online video, digital campaign
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2w
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Assistant Sports Media Relations Manager
Los Angeles, California, United States
$71k-$89k/yr OnsiteFull Time
Loyola Marymount University
Loyola Marymount University: Jesuit research university in Los Angeles.
Bachelor's degree preferred in sports management, journalism, communications, business, or related field; university athletics experience; creative, statistical, website, social media, communication, and leadership skills.
Adobe Creative Suite, Adobe Photoshop, Adobe InDesign, Adobe Illustrator, Final Cut Pro, Adobe Premiere Pro, Microsoft Office, StatCrew, NCAA Live Stats
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4d
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Assistant Athletics Director of Sports Information & Media
Palos Verdes Peninsula, California, United States
$43-$50/hr OnsiteFull Time
Chadwick School
Chadwick School: Nonsectarian nonprofit K-12 day school serving students in Palos Verdes and developing global citizens.
2+ YOEBachelor’s degree required; two years of social media or communications experience preferred. Requires English communication, organization, digital media skills, and availability for evenings, weekends, and school vacations.
Canva, Adobe Creative Suite, HUDL, MaxPreps, CIF Home Campus, Veracross, Chadwick Athletics App
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3mo
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PR/Social Media Intern
Studio City, California, United States
OnsiteInternship
The Jim Henson Company
The Jim Henson Company: Family-owned entertainment producing film, television, digital animation, puppetry, and animatronic creature services for global audiences.
0+ YOEAssist with social media content, trends, analytics; support PR/marketing; Squarespace/WordPress; internship for college credit.
Squarespace, WordPress, Excel, PowerPoint, Google Analytics
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1w
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Seasonal Game Night Digital Media Assistant
Anaheim, California, United States
$25/hr OnsitePart Time, Seasonal
Anaheim Ducks
Anaheim Ducks: Privately held professional ice hockey club representing Anaheim in the National Hockey League.
1+ YOEHigh school diploma or equivalent, 1–2 years of experience, strong communication skills, high-quality photo and video capture ability, English fluency, and availability for nights, weekends, and holidays.
Photoshop, Lightroom, Premiere, Final Cut, Greenfly, Microsoft OneDrive, WeTransfer, Dropbox
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1w
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Seasonal Game Night Digital Media Assistant
Anaheim or Anaheim
$25/hr OnsitePart Time, Seasonal
Anaheim Ducks
Anaheim Ducks: Privately held professional ice hockey club representing Anaheim in the National Hockey League.
1+ YOEHigh school diploma or equivalent and 1–2 years of experience required. Photo and video editing experience, strong English communication, creative content skills, and availability for nights, weekends, and holidays.
Adobe Photoshop, Adobe Lightroom, Adobe Premiere, Final Cut, Greenfly, Microsoft OneDrive, WeTransfer, Dropbox
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4d
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Assistant Athletics Director of Sports Information & Media
Palos Verdes Peninsula, California, United States
$43-$50/hr OnsiteFull Time
Chadwick School
Chadwick School: Nonsectarian nonprofit K-12 day school serving students in Palos Verdes and developing global citizens.
2+ YOEBachelor's degree required; two years of social media or communications experience preferred. Requires English communication, organizational, digital media, athletics, and data management skills; evening and weekend availability.
Canva, Adobe Creative Suite, HUDL, MaxPreps, CIF Home Campus, Veracross
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3mo
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Student Media Photographer/Operations Assistant
Los Angeles, California, United States
$18-$35/hr OnsitePart Time, Seasonal
BruinLife
BruinLife: Student-led nonprofit association providing student government, media, retail, dining, facilities, and campus services to the UCLA community.
0+ YOEStudent-friendly role requiring photography, basic editing, strong communication, and reliability.
DSLR camera, Adobe Photoshop, photo editing
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