Jobs

This role is in the organization to provide expertise in specific platforms that are commonly leveragedby clients. Output of this role is to develop code as a part of the implementation process. Care...

As a Senior Strategist, you will design and orchestrate high‑impact performance systems that connect media, creative, audience strategy, and MarTech. You will ensure testing frameworks are sound, sign...

We are seeking an Associate Media Director to be hands-on in planning and activation for both online and offline strategies for a new client in the B2B space. The Associate Director is responsible for...

We are seeking an Associate Media Director to be hands-on in planning and activation for both online and offline strategies for a new client in the B2B space. The Associate Director is responsible for...

Critical Mass is hiring for a contract Sr Project Manager. This is a high-visibility contract role on a dynamic communications team creating world-class digital marketing material. You'll work on exci...

As a Creative Director, you couple a strong creative voice with strategic thinking to lead major marketing initiatives. Balancing creative thinking with interpersonal skills, you develop solid client ...

As the Media Director, you'll lead strategic media planning and execution to drive business performance, while building strong relationships with clients across all facets of the organization. You’ll ...

This QA role is responsible for ensuring that quality assurance standards and client satisfaction are delivered throughout the product lifecycle. You will execute structured QA activities — including ...

As a Senior Strategist, you bring key strategic leadership and guidance to multidisciplinary teams. You effectively communicate your findings to varying audiences—from creative to technical team membe...

Director of User Experience, Contract As Director of User Experience, you're the rare leader who thinks like both a strategist and an artist. You speak fluent UX—information architecture, research, u...

The Senior Project Manager (Account Operations) supports Credera’s most strategic and complex client accounts by providing enhanced financial governance, operational oversight, and executive-ready rep...

Associate Creative Engineer As an Associate Creative Engineer, you are skilled in digital design at high scale. You will work with an amazing team of creatives to make sure that artwork is designed a...

The Art Director is responsible for conceptual development and the execution of creative deliverables. These responsibilities include creating and communicating concepts, implementing marketing strate...

The Art Director is responsible for conceptual development and the execution of creative deliverables. These responsibilities include creating and communicating concepts, implementing marketing strate...

The Art Director is responsible for conceptual development and the execution of creative deliverables. These responsibilities include creating and communicating concepts, implementing marketing strate...

About Calm Calm is a leading consumer mental health company on a mission to support everyone on every step of their mental health journey. Known for its flagship consumer app—ranked #1 in its categor...

You will: • Build systems that are easy to use, maintainable and scalable • Effectively contribute to enterprise-grade development projects • Understands the need to test and document your code wit...

The Project Coordinator is responsible for supporting the successful delivery of digital marketing campaigns, working closely with cross-functional, multi-project teams to ensure deliverables are comp...

Join Critical Mass as an Account Director to lead a pivotal year of website management for a leading automotive brand. This is a hands-on leadership role embedded with the client, where your ability t...

As VP of Search, you’ll set the vision and direction for our global Search practice—leading best-in-class SEO, SEM, and Generative Engine Optimization (GEO) strategies across a diverse portfolio of cl...

As a Freelance Senior Designer, you will develop breakthrough creative concepts that translate visually across interactive platforms for web-based marketing initiatives and product launches. You're an...

The Comms Planning Director partners across disciplines to create communication plans that translate marketing objectives into actionable go-to-market strategies grounded in audience understanding and...

The Comms Planning Director partners across disciplines to create communication plans that translate marketing objectives into actionable go-to-market strategies grounded in audience understanding and...

Critical Mass is hiring for a contract Sr Project Manager. This is a high-visibility contract role on a dynamic communications team creating world-class digital marketing material. You'll work on exci...

Critical Mass is hiring for a contract Sr Project Manager. This is a high-visibility contract role on a dynamic communications team creating world-class digital marketing material. You'll work on exci...

Critical Mass is hiring for a contract Sr Project Manager. This is a high-visibility contract role on a dynamic communications team creating world-class digital marketing material. You'll work on exci...

Critical Mass is hiring for a contract Project Manager. This is a hands-on contract role on a fast-paced comms team creating impactful digital marketing material for prominent products and campaigns. ...

As a Copywriter, you are a short storyteller who loves to collaborate with creatives and strategists to bring a digital voice to life. You’ve got the basics of site copy, banner ads and direct e-mails...

Please note that this role is being posted on behalf of Tribal Worldwide, part of the Omnicom network. While this job posting appears on the Critical Mass job board, this is a recruiting collaboration...

We seek a highly skilled and experienced General Accountant to join our dynamic finance team in San José, Costa Rica. This role will be instrumental in ensuring the accuracy and integrity of our finan...

A a Billing Coordinator, you support the Financial Analytics Team to manage and oversee the billing processes. Your primary duties include preparing and issuing invoices, tracking and recording paymen...

As VP of Search, you’ll set the vision and direction for our global Search practice—leading best-in-class SEO, SEM, and Generative Engine Optimization (GEO) strategies across a diverse portfolio of cl...

As VP of Search, you’ll set the vision and direction for our global Search practice—leading best-in-class SEO, SEM, and Generative Engine Optimization (GEO) strategies across a diverse portfolio of cl...

As VP of Search, you’ll set the vision and direction for our global Search practice—leading best-in-class SEO, SEM, and Generative Engine Optimization (GEO) strategies across a diverse portfolio of cl...

As a Strategy Director at Critical Mass, you'll be a key leader on a strategic, high-growth account, partnering with creative, media, and account teams to drive innovative, high-impact work. With a de...

As a Media Planner, you are eager to dive into the world of media strategy, planning, trafficking, reporting and implementation, and hit the ground running with support from the Media team. With guida...

Marketing Science Lead Brief This role is in the organization to lead the execution on the account and office-level vision and priorities. Output is to bring forward to clients Marketing Science pro...

Marketing Science Analyst Brief This role is in the organization to execute on the account and office-level vision and priorities. Output is to own Marketing Science deliverables across a broad rang...

About Calm Calm is a leading consumer mental health company on a mission to support everyone on every step of their mental health journey. Known for its flagship consumer app—ranked #1 in its categor...

About Calm Calm is a leading consumer mental health company on a mission to support everyone on every step of their mental health journey. Known for its flagship consumer app—ranked #1 in its categor...

About Calm Calm is a leading consumer mental health company on a mission to support everyone on every step of their mental health journey. Known for its flagship consumer app—ranked #1 in its categor...

Associate Program Director Costa Rica This role is in the organization to support the delivery discipline in providing oversight to project management teams across a portfolio. The core expectation...

The Senior Project Manager plays an integral role in collaborating closely with our client to deliver on digital projects which drive one of the world’s most trafficked websites. You will take a leade...

Critical Mass is hiring a Senior Account Manager to join our team on ArtBot! ArtBot is a next-generation content orchestration platform, combining creative and performance engineering with AI-driven t...

As a Project Manager, you are a creative and strategic thinker with a passion for digital projects and an innate drive to understand every detail about a client’s brand, business, and customers. You t...

Critical Mass is seeking an experienced Strategy Director to join the New York team, working on a major financial services account. As Digital Strategy Director, you provide strategic leadership and ...

UX Designer Output of this role is to apply research and analysis and design elements of a stellar user experience for digital products and services with input from senior creatives. Focused on task ...

Senior UX Designer Output of this role is to design major features and contribute influential input at a design and development level and be responsible for part of a project’s user experience design...

The Senior Social Strategist is the day‐to‐day steward on the business and is on the front lines of developing and activating both tactical and custom digital recommendations to meet our clients’ goal...

About Calm Calm is a leading consumer mental health company on a mission to support everyone on every step of their mental health journey. Known for its flagship consumer app—ranked #1 in its categor...