Assistant Media Planner Jobs
Assistant Media Planner jobs are open across advertising agencies, media buying firms, brands, and digital marketing companies, from entry-level to mid-career, with specializations in digital media, paid social, and traditional broadcast planning. See the openings below and apply to the ones that match your experience.
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Media Planner/Buyer
Phoenix, AZ | Full-Time
About Riester
Riester is an independent, award-winning advertising agency with more than 35 years of storytelling experience and offices in Phoenix, Park City, Los Angeles, and Washington, DC. Our team of creative thinkers, strategists, and analysts helps brands connect with audiences in meaningful ways. From promoting sustainability and public awareness to driving lead generation and business growth, we create marketing that delivers measurable impact.
About the Role
We are seeking an experienced Planner & Buyer with a background in traditional media, particularly broadcast television and radio, to join our Phoenix team. Candidates with traditional media experience are preferred, but we also welcome candidates with a strong digital media background who are eager and willing to expand their expertise into traditional media. This role combines strategic media planning, hands-on campaign management, media buying, and performance analytics to develop and execute integrated campaigns that deliver meaningful results for our clients.
The ideal candidate is equally comfortable negotiating media buys, managing campaigns, and analyzing performance data to identify opportunities for optimization. You'll serve as a key day-to-day media contact for assigned accounts, translating client objectives into actionable strategies while collaborating with internal teams, media partners, and clients. We're looking for someone who takes ownership of their work, thinks strategically, is detail-oriented, and uses data to guide decisions across the entire media landscape.
What You'll Do
Media Buying, Strategy, & Planning
- Develop and execute integrated media strategies across digital and traditional channels
- Negotiate and place media buys, ensuring competitive rates, added value, and effective placements.
- Begin to develop the end-to-end media planning process, including audience research, market analysis, budget development, channel selection, media buying, and campaign evaluation
- Translate client business objectives into strategic media recommendations, measurable KPIs, and actionable campaign plans
- Leverage research and planning tools to inform audience targeting, media selection, and investment decisions
- Manage media vendor relationships, evaluate proposals, and identify new opportunities that align with client objectives
- Monitor campaign pacing, performance, and budgets, proactively adjusting media investments to improve results
- Oversee vendor billing, invoice reconciliation, and budget tracking in partnership with accounting
What You Bring
- 3–5 years of experience in media planning, buying, and digital campaign management, preferably within an advertising agency
- Demonstrated experience developing and executing integrated media strategies across traditional and digital channels
- Experience managing media buying, vendor relationships, campaign budgets, negotiations, and placement coordination across media channels
- Interest in expanding knowledge across traditional and digital media.
- Strong communication, presentation, and client relationship management skills
- Proficiency in Excel or Google Sheets
- Ability to independently manage multiple accounts, budgets, projects, and deadlines while maintaining a high level of accuracy
- Bachelor's degree in Advertising, Marketing, Business, Communications, or a related field
- Experience with Advantage media buying software is a plus
Why You'll Love Working Here
- Competitive salary and benefits package (medical, dental, vision, 401(k), PTO)
- Hybrid flexibility and a collaborative, fast-paced environment
- Dog-friendly offices
- A supportive culture that values curiosity, teamwork, and growth
- Opportunities to work on meaningful campaigns that make a difference
- Exposure to a diverse mix of clients, industries, and media channels
Our Mission
For more than three decades, Riester has inspired people to take action on issues that matter. We believe that purpose and performance belong together, and we are looking for people who share that commitment to create marketing that makes an impact.
To apply, please email your cover letter and resume to HR@riester.com.
Assistant Media Planner Jobs by Experience Level
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Find Assistant Media Planner JobsAssistant Media Planner Job Market
Who's Hiring
Top Industries Hiring
- Staffing & Recruiting
- Marketing & Advertising
What Employers Look For
The qualifications that appear most often in assistant media planner jobs.
- Bachelor's degree in advertising, marketing, communications, or a related field
- Proficiency in media planning and buying tools such as Mediaocean or similar platforms
- Working knowledge of digital media channels including paid search, display, and paid social
- Strong analytical skills with ability to interpret audience data, ratings, and campaign metrics
- Experience with Microsoft Excel or Google Sheets for budget management and reporting
- Familiarity with syndicated research tools such as Nielsen, Comscore, or MRI-Simmons
Tips for Your Assistant Media Planner Job Search
Tailor your resume to media math
Hiring managers for assistant media planner roles expect fluency in GRPs, CPMs, and reach-and-frequency calculations. Pull those exact terms into your resume bullet points with concrete examples of how you used them in coursework, internships, or agency projects.
Highlight platform certifications you hold
Many job listings call out specific ad platform credentials. If you've completed certification programs for programmatic or paid social tools, list them prominently near the top of your resume so recruiters scanning for those qualifications don't miss them.
Apply early to roles that fit
Migrate Mate lists assistant media planner openings from across the United States in one place, so you can find roles that match and apply directly to each listing.
Target agencies by their client roster
Agency assistant media planner roles vary significantly based on the clients they serve. If you have experience in CPG, retail, or entertainment, search for agencies known for those verticals so your background aligns directly with what the team is already buying.
Prepare a media scenario for interviews
Many assistant media planner interviews include a brief planning exercise or case question. Walk in ready to recommend channel mix and budget allocation for a hypothetical brand, citing why you'd weight each medium based on the target audience and campaign goal.
Negotiate your title alongside your offer
Entry-level media planning offers sometimes use different title tiers across agencies. Before you accept, confirm whether the role maps to a clear promotion timeline and whether the title is consistent with how the agency structures its planning department.
Assistant Media Planner Jobs: Frequently Asked Questions
Which companies are hiring the most assistant media planners?
The companies hiring the most assistant media planners right now include Onescreen, FINN Partners, and Wpromote, with the largest share of openings in Massachusetts, Texas, and Florida, based on current listings on Migrate Mate as of November 2026. Full-service and independent agencies tend to post the highest volume of entry-level planning roles consistently throughout the year.
How many assistant media planner jobs are remote?
About 100% of assistant media planner openings are fully remote or hybrid as of November 2026, with on-site roles concentrated at larger agencies that require in-person collaboration with buying and strategy teams. Digital-focused roles, particularly those centered on programmatic or paid social, tend to offer the most remote flexibility.
How do you become an assistant media planner?
Most assistant media planners start with a degree in advertising, marketing, or communications, then build hands-on exposure through internships at agencies or in-house brand teams. From there, you develop fluency in media math and planning tools, build a working knowledge of how different channels are bought and measured, and apply to entry-level planning roles where you'll learn the full planning cycle on the job.
How do you get hired as an assistant media planner with little or no experience?
Agency internships are the most direct path, since many assistant media planner hires come directly from intern classes. If you haven't interned yet, build practical knowledge by running small paid campaigns yourself, earning platform certifications, and completing media math practice problems so you can speak fluently in interviews. Applying to smaller independent agencies often gives entry-level candidates more consideration than large holding company shops.
What does the assistant media planner interview process look like?
The process typically starts with a recruiter or HR screen, followed by an interview with the planning team lead or a media director. Many agencies include a take-home or in-room planning exercise where you recommend a channel mix for a hypothetical campaign. Final rounds often involve meeting the broader team and may include questions on media math, vendor knowledge, and how you approach audience targeting.
Where can I find and apply to assistant media planner jobs?
You can find and apply to assistant media planner jobs on Migrate Mate, which lists current openings from across the United States. Search for roles that match your experience level and specialization, then apply directly to each listing that fits.
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