Critical Mass H-1B Visa Sponsorship Jobs USA
Critical Mass sponsors H-1B visas for roles in digital marketing, experience design, and technology consulting. As a global consulting and professional services firm, it offers a legitimate pathway for international talent, though sponsorship is selective and tied to specialized skill needs.
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Get Access To All JobsINTRODUCTION
ArtBot (part of Critical Mass) are currently looking for a Senior Creative Engineer to come and join our fast growing Creative Activation team. Artbot offers the opportunity to work at the forefront of creative technology, dynamic advertising and scalable creative activation. You'll join a collaborative and forward-thinking team working across global brands, emerging platforms and evolving technologies - helping shape the future of personalised advertising and creative automation.
We value curiosity, innovation, collaboration and continuous learning and we're committed to creating an environment where talented people can grow, experiment and make meaningful impact.
This role sits at the intersection of creative operations, marketing technology, automation and digital activation. You will lead the technical activation and delivery of dynamic creative campaigns across multiple platforms and channels at ArtBot.
You will work closely with media teams, strategists, analysts, creatives, developers and platform partners to build, activate and optimise personalized advertising experiences for some of the world's leading brands. As a senior member of the department, you will also help mentor and support junior team members, driving operational best practice and helping evolve the team's technical capabilities. The ideal candidate is highly organised, technically curious and excited by the evolving landscape of creative technology, automation and AI-assisted workflows.
The Creative Activation team sits at the centre of campaign execution, creative technology and operational excellence at ArtBot. The team is responsible for activating and scaling dynamic creative campaigns across multiple digital platforms, ensuring campaigns are delivered accurately, efficiently and with performance in mind.
ROLE AND RESPONSIBILITIES
Campaign Activation & Delivery:
- Lead the activation and delivery of dynamic creative campaigns across display, video, social, CTV, retail media and emerging channels
- Configure and manage campaign setups across various ad servers, social channels, creative management platforms and proprietary systems
- Manage large scale creative variations, data feeds and audience driven messaging frameworks
- Ensure campaigns are delivered accurately, efficiently and to a consistently high standard
Creative Technology & Automation:
- Identify opportunities to improve operational workflows through automation and scalable processes
- Support the development and implementation of workflow optimisation initiatives
- Collaborate with product and development teams to improve activation tools, templates and systems
- Contribute to the adoption of AI-assisted workflows and emerging creative technologies where appropriate
Quality Assurance & Troubleshooting:
- Maintain a strong "right first time" approach to campaign activation and QA
- Troubleshoot technical issues across creative builds, feeds, platforms and campaign delivery environments
- Develop and maintain activation documentation, processes and best practices
Team Leadership & Collaboration:
- Mentor and support junior team members
- Foster a collaborative, solutions focused team culture
- Work cross functionally with accounts, strategy, analytics, creative and development teams to deliver integrated campaign solutions
Client & Stakeholder Partnership:
- Act as a trusted technical and operational lead for key clients and internal stakeholders
- Communicate complex technical concepts clearly to both technical and non-technical audiences
- Support ongoing innovation, experimentation and performance optimisation initiatives
BASIC QUALIFICATIONS
- 3+ years' experience in activation, ad operations, campaign management, creative operations or marketing technology
- Strong understanding of the digital advertising ecosystem, including programmatic, social and video platforms
- Experience within DCO alongside creative management platforms, ad servers or DSPs
- Strong organisational and project management skills with the ability to manage multiple campaigns and stakeholders simultaneously
- Comfortable working with structured data, campaign feeds and large-scale creative variations
- Excellent troubleshooting and problem-solving skills
- Strong attention to detail and commitment to operational excellence
- Experience mentoring or supporting junior team members
- Confident communication skills across both technical and non-technical audiences
- Curiosity around automation, emerging technologies and AI-assisted workflows
PREFERRED QUALIFICATIONS
- Knowledge of HTML5, CSS and JavaScript
- Experience with APIs, feed-based workflows or workflow automation tools
- Familiarity with creative production pipelines and scalable content operations
- Experience working across display, OLV, CTV, retail media or commerce media channels
- Understanding of audience segmentation, tagging and personalisation frameworks
- Experience collaborating with product, engineering or platform development teams
- Familiarity with experimentation methodologies and creative performance optimization
Critical Mass is an equal opportunity employer.
Critical Mass uses artificial intelligence in our recruitment process to enhance job postings, filter keywords during the review of prospective candidates, and, in some cases, transcribe interviews with our recruiters. Human review remains central to the process, and all hiring decisions are ultimately made by our team.
The Critical Mass Talent Acquisition team will only communicate from email addresses that use the URLs criticalmass.com, omc.com and us.greenhouse-mail.io. We will not use apps such as Facebook Messenger, WhatsApp, or Google Hangouts for communicating with you. We will never ask you to send us money, technology, or anything else to work for our company. If you believe you are the victim of a scam, please review your local government consumer protections guidance and reach out to them directly.
If U.S. based: https://www.consumer.ftc.gov/articles/job-scams#avoid
If Canada based: https://www.canada.ca/en/services/finance/consumer-affairs.html
If U.K. based: https://www.gov.uk/consumer-protection-rights
If Costa Rica based: https://www.consumo.go.cr/educacion_consumidor/consejos_practicos.aspx
INTRODUCTION
ArtBot (part of Critical Mass) are currently looking for a Senior Creative Engineer to come and join our fast growing Creative Activation team. Artbot offers the opportunity to work at the forefront of creative technology, dynamic advertising and scalable creative activation. You'll join a collaborative and forward-thinking team working across global brands, emerging platforms and evolving technologies - helping shape the future of personalised advertising and creative automation.
We value curiosity, innovation, collaboration and continuous learning and we're committed to creating an environment where talented people can grow, experiment and make meaningful impact.
This role sits at the intersection of creative operations, marketing technology, automation and digital activation. You will lead the technical activation and delivery of dynamic creative campaigns across multiple platforms and channels at ArtBot.
You will work closely with media teams, strategists, analysts, creatives, developers and platform partners to build, activate and optimise personalized advertising experiences for some of the world's leading brands. As a senior member of the department, you will also help mentor and support junior team members, driving operational best practice and helping evolve the team's technical capabilities. The ideal candidate is highly organised, technically curious and excited by the evolving landscape of creative technology, automation and AI-assisted workflows.
The Creative Activation team sits at the centre of campaign execution, creative technology and operational excellence at ArtBot. The team is responsible for activating and scaling dynamic creative campaigns across multiple digital platforms, ensuring campaigns are delivered accurately, efficiently and with performance in mind.
ROLE AND RESPONSIBILITIES
Campaign Activation & Delivery:
- Lead the activation and delivery of dynamic creative campaigns across display, video, social, CTV, retail media and emerging channels
- Configure and manage campaign setups across various ad servers, social channels, creative management platforms and proprietary systems
- Manage large scale creative variations, data feeds and audience driven messaging frameworks
- Ensure campaigns are delivered accurately, efficiently and to a consistently high standard
Creative Technology & Automation:
- Identify opportunities to improve operational workflows through automation and scalable processes
- Support the development and implementation of workflow optimisation initiatives
- Collaborate with product and development teams to improve activation tools, templates and systems
- Contribute to the adoption of AI-assisted workflows and emerging creative technologies where appropriate
Quality Assurance & Troubleshooting:
- Maintain a strong "right first time" approach to campaign activation and QA
- Troubleshoot technical issues across creative builds, feeds, platforms and campaign delivery environments
- Develop and maintain activation documentation, processes and best practices
Team Leadership & Collaboration:
- Mentor and support junior team members
- Foster a collaborative, solutions focused team culture
- Work cross functionally with accounts, strategy, analytics, creative and development teams to deliver integrated campaign solutions
Client & Stakeholder Partnership:
- Act as a trusted technical and operational lead for key clients and internal stakeholders
- Communicate complex technical concepts clearly to both technical and non-technical audiences
- Support ongoing innovation, experimentation and performance optimisation initiatives
BASIC QUALIFICATIONS
- 3+ years' experience in activation, ad operations, campaign management, creative operations or marketing technology
- Strong understanding of the digital advertising ecosystem, including programmatic, social and video platforms
- Experience within DCO alongside creative management platforms, ad servers or DSPs
- Strong organisational and project management skills with the ability to manage multiple campaigns and stakeholders simultaneously
- Comfortable working with structured data, campaign feeds and large-scale creative variations
- Excellent troubleshooting and problem-solving skills
- Strong attention to detail and commitment to operational excellence
- Experience mentoring or supporting junior team members
- Confident communication skills across both technical and non-technical audiences
- Curiosity around automation, emerging technologies and AI-assisted workflows
PREFERRED QUALIFICATIONS
- Knowledge of HTML5, CSS and JavaScript
- Experience with APIs, feed-based workflows or workflow automation tools
- Familiarity with creative production pipelines and scalable content operations
- Experience working across display, OLV, CTV, retail media or commerce media channels
- Understanding of audience segmentation, tagging and personalisation frameworks
- Experience collaborating with product, engineering or platform development teams
- Familiarity with experimentation methodologies and creative performance optimization
Critical Mass is an equal opportunity employer.
Critical Mass uses artificial intelligence in our recruitment process to enhance job postings, filter keywords during the review of prospective candidates, and, in some cases, transcribe interviews with our recruiters. Human review remains central to the process, and all hiring decisions are ultimately made by our team.
The Critical Mass Talent Acquisition team will only communicate from email addresses that use the URLs criticalmass.com, omc.com and us.greenhouse-mail.io. We will not use apps such as Facebook Messenger, WhatsApp, or Google Hangouts for communicating with you. We will never ask you to send us money, technology, or anything else to work for our company. If you believe you are the victim of a scam, please review your local government consumer protections guidance and reach out to them directly.
If U.S. based: https://www.consumer.ftc.gov/articles/job-scams#avoid
If Canada based: https://www.canada.ca/en/services/finance/consumer-affairs.html
If U.K. based: https://www.gov.uk/consumer-protection-rights
If Costa Rica based: https://www.consumo.go.cr/educacion_consumidor/consejos_practicos.aspx
Job Roles at Critical Mass
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Get Access To All JobsTips for Finding Critical Mass H-1B Jobs
Target roles that align with Critical Mass's core capabilities
Critical Mass builds its teams around digital strategy, UX, data analytics, and engineering. H-1B sponsorship follows hiring need, so focus your applications on roles where your specialized skills map directly to the firm's consulting and technology service lines.
Raise sponsorship early in the interview process
Consulting firms often run lean HR teams. Confirming H-1B sponsorship availability before investing in multiple interview rounds saves time for both sides and signals that you understand how the process works.
Understand the H-1B cap and timing constraints
H-1B cap-subject petitions must be filed in April for an October start date. If you're interviewing at Critical Mass outside that window, ask whether a cap-exempt filing or a different work authorization pathway applies to your situation.
Use verified sponsorship data to prioritize your job search
Not all consulting firms sponsor H-1B visas with equal consistency. Migrate Mate surfaces verified sponsors so you can filter by real sponsorship history, helping you focus your effort on companies like Critical Mass that have an active track record.
Highlight specialized expertise over generalist consulting skills
Critical Mass sponsors H-1B visas for roles requiring specific technical or creative qualifications. Applications that clearly demonstrate specialty occupation credentials, a degree in a relevant field, and direct role fit are far stronger candidates for sponsorship approval.
Prepare your credentials before the offer stage
H-1B petitions at consulting firms require educational credential evaluations, transcripts, and employment verification letters. Having these documents organized in advance shortens the employer's timeline and reduces the risk of delays after an offer is extended.
Critical Mass H-1B Visa Sponsorship: Frequently Asked Questions
Does Critical Mass sponsor H-1B visas?
Yes, Critical Mass sponsors H-1B visas. The firm operates in consulting and professional services, which regularly produces roles that qualify as specialty occupations under H-1B requirements. Sponsorship is tied to specific hiring needs, so availability varies by role and team. Confirming sponsorship willingness with the recruiter early in the process is always the right move.
Which roles at Critical Mass are most likely to receive H-1B sponsorship?
H-1B sponsorship at Critical Mass is most common in roles requiring a specific bachelor's degree or higher, such as software engineering, data science, UX design, digital strategy, and technology consulting. Generalist roles with no defined degree requirement are less likely to qualify as specialty occupations and therefore less likely to be sponsored.
How do I navigate the H-1B application process at Critical Mass?
Once Critical Mass extends an offer and confirms sponsorship, their HR or immigration team typically works with an outside immigration attorney to prepare the H-1B petition. Your role is to provide educational credentials, transcripts, and work history documentation. The employer handles the Labor Condition Application filing with the Department of Labor and the USCIS petition submission.
How do I plan my timeline for H-1B sponsorship at Critical Mass?
For cap-subject H-1B petitions, USCIS opens registration in March for an April lottery, with employment beginning October 1 at the earliest. If you receive an offer at Critical Mass outside this cycle, discuss whether premium processing, a cap-exempt filing, or bridging your current status is an option while waiting for the next cap season.
How do I find H-1B jobs at Critical Mass and similar consulting firms?
Searching broadly for consulting jobs does not tell you which postings come with genuine sponsorship support. Migrate Mate lets you filter opportunities by verified H-1B sponsorship history, so you can identify openings at Critical Mass and comparable firms where the employer has a real track record of filing petitions. This reduces wasted applications at companies that list jobs but rarely sponsor.
What is the prevailing wage for H-1B jobs at Critical Mass?
H-1B employers must pay at least the prevailing wage, which is determined when they file the Labor Condition Application with the Department of Labor. The rate is based on the role, location, and experience level, and ensures international hires are paid comparably to U.S. workers in the same position. You can look up prevailing wage rates for any occupation and location using the DOL's OFLC Wage Search tool.