Assistant Buyer, Integrated Media Investment

About the company

Crossmedia is an independent global media agency built around the principles of trust, reason, and the pursuit of happiness. Founded in New York in 2000, the US business is among the country’s largest minority-owned full-service agencies for media planning and buying. With more than 500 employees worldwide, the company continues to expand while staying values-led.

The agency is focused on creating smart, effective connections between brands and audiences across all channels and budget sizes. Its approach emphasizes transparency, objectivity, and thoughtful problem-solving, while also prioritizing employee wellbeing, growth, and culture. Crossmedia has been recognized by Ad Age as one of the Best Places to Work for seven consecutive years.

The organization operates from offices in New York and Philadelphia, supports employees across 25+ states, and also has teams in London and Germany. Its client portfolio includes U.S. Bank, Invesco, Newell Brands, NASCAR, Planet Fitness, American Cancer Society, Ricola, Herschend Family Entertainment, Edible Arrangements, and others.

Role overview

Crossmedia is hiring an Assistant Buyer, Integrated Media Investment to support the everyday management of paid media campaigns. This entry-level opportunity is a strong fit for someone who is curious, organized, comfortable with numbers, and excited about advertising.

In this role, you will help execute, maintain, and report on media buys across both traditional and digital channels. You will partner with internal teams, media vendors, and outside partners to keep campaigns running accurately and efficiently while developing a foundation in media planning, buying, pricing, performance analysis, and client support.

Key responsibilities

• Support the creation of media authorizations and insertion orders needed to launch campaigns.
• Input campaign details and keep internal records current in systems such as OneStrata and investment trackers.
• Coordinate timing and deliverables so vendors receive creative specs and assets on schedule.
• Track campaign pacing and delivery, and alert the team when performance is running below or above plan.
• Prepare weekly and monthly performance summaries using data from media partners, platforms, and internal reporting tools.
• Review actual delivery against planned goals and assist with optimization suggestions.
• Help build and refresh post-buy analysis materials for client-facing presentations.
• Monitor billing activity and collaborate with finance to fix discrepancies or reconcile vendor invoices.
• Maintain budget trackers and support updates to planned versus actual spending.
• Keep organized records of contracts, screenshots, and proof-of-performance materials.
• Work directly with vendors to confirm buys, collect reporting data, and solve execution issues.
• Attend vendor meetings and capture notes that help the broader team assess new opportunities.
• Join team meetings, client briefings, and status calls as needed and document key takeaways.
• Take part in training to build knowledge of buying systems, analytics tools, and the media industry overall.
• Stay current on market trends, competitor activity, and emerging platforms.

Requirements

• Bachelor’s degree in Advertising, Marketing, or a related discipline.
• Strong command of Microsoft Office, especially Excel, PowerPoint, and Outlook.
• Excellent organization and a sharp eye for detail.
• Comfort with numbers and strong numerical aptitude.
• Clear written and verbal communication skills.
• Willingness to learn and adapt quickly.
• Genuine interest in media buying and media planning.
• Previous experience in a marketing, advertising, or media agency environment is preferred.

Work arrangement

This position requires proximity to the New York office. The role follows a hybrid schedule, with employees working both onsite and from home. Assistants are expected in the office about two days per week for training, collaboration, and ongoing learning.

Compensation

The salary range for this role is $45,000 to $48,000 per year, depending on experience. Final compensation is influenced by skills, qualifications, certifications, industry tenure, and overall experience, along with the needs of the position.

Benefits and perks

• Hybrid flexibility with a mix of office and remote work, depending on the role.
• Open and flexible PTO with separate US and UK policies.
• Sponsored healthcare options plus company-wide physical and mental wellness support.
• 401(k) with company match in the US and a generous pension in the UK.
• Paid sabbatical at major milestone anniversaries.
• Generous paid parental leave.
• Recognition and support for life milestones.
• The Pursuit of Happiness Fund for travel, enrichment, fitness, or professional development.
• Cell phone and technology reimbursement.
• Student loan repayment support in the US.
• Tuition reimbursement.
• Learning and development programs and training opportunities.
• Food perk: burgers are a recurring company benefit.

Diversity, inclusion, and equal opportunity

Crossmedia says diversity is central to its culture. As a minority-owned company, inclusion has been built into its practices for years, with a leadership team that includes significant representation of people of color and women. The company also runs mentoring and internship programs aimed at creating opportunities for underrepresented groups, and its XMEquity365 initiative supports marginalized communities year-round through focus areas including excellence, voices, education, giving, and representation.

The organization provides equal employment opportunities and does not discriminate on the basis of disability, sex, race, gender identity, sexual orientation, religion, national origin, age, veteran status, or any other status protected by law.

Additional terms and notices

Job duties and requirements may be revised as business needs change or to reasonably accommodate individuals with disabilities. Essential and non-essential responsibilities may be adjusted, and the role may include additional job-related tasks assigned by a supervisor or manager within applicable US and UK legal guidelines.

Employment is at-will. Reasonable accommodations may be available for individuals with disabilities in line with the Americans with Disabilities Act of 1990 for US-based candidates.

Physical requirements

• Ability to sit and work at a desk for extended periods, with roughly half the time spent in a stationary position.
• Capability to stand, bend, and reach as needed.
• Frequent use of a computer and other office equipment such as a calculator, printer, and copier.
• Ability to communicate information clearly and accurately to others.
• Ability to observe details at close range.

Accommodation contact

US-based candidates who need an accommodation to apply may contact people.team@xmedia.com.