Senior Creative Activation Engineer

Critical Mass; New York (NY); On-site; USD 85,000 - 95,000; Full time

Job summary

Critical Mass is seeking a Senior Creative Engineer in New York to lead activation of dynamic creative campaigns across display, video, social, CTV and emerging channels. You will work with media, strategists and developers to deliver personalised advertising experiences at scale.

You will also mentor junior staff, drive automation, ensure high-quality QA, and partner with product and platform teams to evolve activation tools and templates for cutting-edge campaigns.

Qualifications

• 3+ years in activation, ad operations, campaign management, or marketing technology.
• Strong understanding of the digital advertising ecosystem including programmatic, social and video platforms.
• Experience with DCO, creative management platforms, ad servers or DSPs.
• Excellent troubleshooting and problem-solving skills.
• Ability to manage multiple campaigns and stakeholders simultaneously.

Responsibilities

• Lead activation and delivery of dynamic creative campaigns across display, video, social, CTV, and emerging channels.
• Configure and manage campaign setups across ad servers, social channels, and creative platforms.
• Mentor and support junior team members and drive operational best practices.
• Collaborate with product and development teams to improve activation tools and templates.
• Contribute to adoption of AI-assisted workflows and emerging technologies.

Skills

Activation experience

Project management

Troubleshooting

Communication

Automation mindset

Tools

HTML5

CSS

JavaScript

APIs

Job description

Critical Mass is seeking a Senior Creative Engineer in New York to lead activation of dynamic creative campaigns across display, video, social, CTV and emerging channels. You will work with media, strategists and developers to deliver personalised advertising experiences at scale.

You will also mentor junior staff, drive automation, ensure high-quality QA, and partner with product and platform teams to evolve activation tools and templates for cutting-edge campaigns.