Juliette Castiel
New York,NY
Summary
Marketing and media strategy professional with a decade of experience leading integrated omnichannel campaigns. Proven track record in managing media budgets of up to $10MM and optimizing performance to drive client growth. Actively seeking in-house marketing roles to leverage expertise and enhance brand impact.
Overview
16
16
years of professional experience
Work History
Account Director
OpAD Media
New York, USA
03.2022 - Current
- Lead approximately 10–20 campaigns at various stages at any given time, overseeing the full campaign lifecycle from initial strategy and budget allocation through media planning, activation, optimization, measurement, and reporting.
- Manage approximately $8MM–$10MM in annual client media spend, with individual campaign budgets ranging from $5K to $7MM.
- Led integrated media strategy across digital, social media, search, video, display, programmatic, OTT, audio, influencer, television, radio, print, and out-of-home channels to enhance campaign effectiveness.
- Developed channel strategies aligned with business objectives and audience insights, optimizing budgets and campaign timing for maximum impact.
- Led daily media strategy for multiple clients, facilitating virtual and in-person meetings and coordinating deliverables across clients and internal teams.
- Managed campaign workflows by delegating responsibilities to internal teams while ensuring timelines and deliverables were met for successful execution.
- Monitor campaign performance and optimize live campaigns based on key performance indicators, reallocating budgets toward top-performing tactics to improve results.
- Establish performance benchmarks and attribution roadmaps for both awareness and conversion-focused objectives.
- Identify opportunities across emerging media formats and attribution strategies and facilitate testing with media teams to improve measurement and innovation.
- Leverage AI tools to streamline data analysis, reporting automation and consolidation, and budget modeling.
- Lead high-visibility public health awareness campaigns designed to achieve broad community reach and sustained visibility over multi-month campaigns.
- Retained a key account through a leadership transition and helped scale annual client media investment from $500K to $4MM.
- Recognized with the MediaPost 2025 Planning and Buying Award for a Public Service Media Campaign.
- Train and mentor team members and collaborate across teams to ensure effective campaign execution and delivery.
Senior Account Coordinator
OpAD Media
New York, USA
03.2019 - 03.2022
Media Supervisor, Digital
Horizon Media
New York, USA
07.2017 - 03.2019
- Developed digital media strategies aligned with client business objectives and media goals.
- Led team of media planners and assistant media planners in executing digital, video, and social media campaigns.
- Coordinated campaign planning, activation, optimization, and post-campaign reporting to enhance campaign effectiveness.
- Managed monthly budget allocations and monitored campaign performance.
- Evaluated media trends and opportunities and communicated industry developments to internal teams.
- Cultivated relationships with media vendors and external partners to align resources with campaign objectives.
- Clients included Stoli Vodka, Boar’s Head, Fanatics, Dean Foods, and City Harvest.
Programmatic Media Planner
Neo@Ogilvy
New York, USA
07.2015 - 07.2017
- Planned, executed, optimized, and managed digital media plans, ensuring effective budget utilization.
- Analyzed campaign performance, recommending strategic and tactical adjustments that enhanced overall results.
- Co-led global media coordination across eight international markets, enhancing strategic initiatives, media planning, campaign management, and budget oversight.
- Led monthly reporting, analysis, and data verification across the global team.
- Managed, developed, and trained Assistant Media Planners.
- Collaborated with clients such as Chubb Insurance and UPS.
Digital Media Planner
TMP Worldwide
New York, USA
05.2014 - 07.2015
- Analyzed and optimized multi-market campaigns nationwide, improving overall campaign performance.
- Evaluated new online and offline advertising opportunities, aligning strategies with client objectives.
- Developed targeted media recommendations for recruitment advertising campaigns, enhancing candidate engagement.
- Identified challenges and developed corresponding solutions for opportunity markets.
- Clients included Verizon Communications, American Express, and HCL Technologies.
Associate Manager
PMX Agency
New York, USA
06.2012 - 05.2014
- Managed and supported media planning initiatives for clients including Dow Jones, Forbes, Hearst Magazines, and Mayo Clinic.
- Supervised team of four employees to ensure timely completion of tasks and adherence to project standards.
- Cultivated client relationships and facilitated daily communications to enhance service delivery.
- Streamlined workflow and optimized performance of entry-level staff to improve project outcomes.
- Developed monthly and quarterly direct mail media plans and analyzed campaign performance, trends, and cost efficiency.
Account Coordinator
PMX Agency
New York, USA
12.2010 - 06.2012
Education
Bachelor of Arts - Political Science and French
Vanderbilt University
Nashville, TNStudies in French Language and Literature -
Université Paris Sorbonne – Paris IV
Skills
- Marketing & Media Strategy
- Digital media strategy
- Omnichannel campaigns
- Paid Media Strategy & Planning
- Campaign Management & Optimization
- Budget Management & Allocation
- Performance analytics
- Campaign reporting
- AI-Powered Data Analysis & Automation
- Google Analytics / GA4
- Meta Ads Manager
- Datorama
- Power BI
- Google Data Studio
- Strata/SBMS
- DataTako
- MRI-Simmons
- ComScore
- Project management
- Cross-Functional Leadership
- Stakeholder management
- Team development
- Audience research
- Microsoft Office Suite
- ChatGPT Enterprise
Languages
French, Professional Proficiency
Timeline
Account Director
OpAD Media
03.2022 - Current
Senior Account Coordinator
OpAD Media
03.2019 - 03.2022
Media Supervisor, Digital
Horizon Media
07.2017 - 03.2019
Programmatic Media Planner
Neo@Ogilvy
07.2015 - 07.2017
Digital Media Planner
TMP Worldwide
05.2014 - 07.2015
Associate Manager
PMX Agency
06.2012 - 05.2014
Account Coordinator
PMX Agency
12.2010 - 06.2012
Bachelor of Arts - Political Science and French
Vanderbilt University
Studies in French Language and Literature -
Université Paris Sorbonne – Paris IV