Jobs at Critical Mass

As a Creative Director, you lead marketing initiatives, develop creative solutions, manage teams, and foster client relations while promoting continuous improvement and operational excellence.

The Associate Media Director leads media strategy and ensures client objectives are met by planning and activating online and offline strategies. They gather research, manage client relationships, coordinate omnichannel strategies, and oversee performance against KPIs. They also drive account strategy, manage teams, and contribute to new business pitches.

The Associate Media Director will develop and execute media strategies for a B2B client, focusing on both online and offline performance, ensuring goals are met and managing client relations.

The Senior Account Manager will manage client portfolios, optimizing DCO campaigns, building relationships, mentoring teams, and analyzing performance data to drive client success.

Support planning and delivery of projects through scheduling, meeting coordination, note-taking, documentation, budget and timeline tracking. Assist senior team members with small projects, stakeholder communication, client onboarding, and project intake. Escalate risks, contribute to process improvements, and gradually take ownership of smaller projects while learning scoping, resource planning, and delivery against client goals.

The Senior Creative Strategist will lead the strategic direction of DCO campaigns, engage with stakeholders, develop measurement frameworks, and mentor junior team members, focusing on data-driven insights and creative excellence.

The Creative Strategist will develop and implement dynamic creative strategies, manage stakeholder relationships, and ensure excellence in digital media while leveraging data-driven insights to optimize campaign performance.

Lead and deliver high-quality multi-channel digital production design (site/app, images, ads, motion, email, presentations), mentor junior staff, ensure QA and brand alignment, collaborate with cross-functional teams, and evolve design systems and workflows.

Design and produce high-volume digital artwork to brand guidelines, translating key art into pixel-perfect resizes and templates for digital delivery. Collaborate with account and creative teams, maintain brand consistency, build clean files and template guides, and stay current on digital best practices.

Serve as the primary analytics contact for a client account, turning media, website, customer, and performance data into dashboards, insights, and actionable recommendations. Build and QA reporting, support measurement strategy and tagging, analyze campaign and site performance, partner with cross-functional teams to activate insights, and mentor junior analysts.

Manage trafficking, QA, launch, and maintenance of digital ad campaigns across display, video, mobile, search and social. Verify creatives with vendors, troubleshoot partner issues, ensure pixels/tags fire correctly, and maintain campaign quality, deadlines, and documentation.

Lead marketing analytics across multiple client accounts, set measurement vision and roadmap, oversee media and website analytics, reporting, testing, and activation. Advise senior clients, connect data to business outcomes, and grow analytics managers and analysts while ensuring data quality, rigorous measurement, and actionable insights.

Contribute to digital design projects under mentorship, create and update website and online assets, design layouts and graphics aligned to brand, support content updates and QA, and collaborate with multidisciplinary teams while participating in a junior talent development program.

Lead interactive design projects—create UX-focused interfaces, mood boards, storyboards, prototypes, animated assets, and polished visual designs. Collaborate with creative and technical teams to align with brand strategy and deliver high-volume, deadline-driven web and product marketing work.

Lead and execute holistic search strategies combining organic and paid channels. Perform keyword research, technical SEO audits, content and copy recommendations, data analysis, and competitive reviews. Collaborate with cross-functional teams, communicate insights to clients, monitor performance, and implement optimizations to improve visibility, rankings, traffic, and conversions.

Manage high-impact digital marketing projects, ensuring completion within tight timelines. Lead cross-functional teams, communicate strategic direction, and mitigate risks to achieve project success.

Lead high-impact digital marketing projects, manage complex initiatives across platforms, communicate with stakeholders, and ensure timely delivery.

As a Senior Project Manager, you'll lead digital marketing projects, manage complex initiatives, and communicate strategic objectives to ensure successful project delivery on a dynamic communications team.

Own and operate the new-business engine for ArtBot across the US and Canada: manage pitches from brief to presentation, coordinate cross-functional teams, craft RFP responses and pitch narratives, build a library of credentials and scalable templates, track pipeline and provide leadership insights, shape market positioning, and develop relationships across the Omnicom network.

Lead and ensure quality of content strategy across projects: develop content models, audits, governance, distribution and SEO strategies, collaborate with clients and creative teams, and manage content migration and taxonomy to meet business and user needs.