Senior Project Manager

Posted:
2/26/2026, 1:33:49 AM

Location(s):
San José, San Jose Province, Costa Rica ⋅ San Jose Province, Costa Rica

Experience Level(s):
Senior

Field(s):
Business & Strategy

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 leadership role and support our client’s presence across all products. Their digital properties are a showcase for Internet standards and innovation in addition to being a critical part of the product marketing strategy.

Candidates for this position must have a solid track record of guiding key digital communications efforts across multiple channels and a range of platforms. This role will require close collaboration with internal creative and development teams, as well as other business stakeholders. The ideal candidate will be comfortable with ambiguity and change, able to focus on the smallest detail as well as define strategic plans.

You Will:

Senior Project Manager with experience leading website builds and re-design projects (nice to have experience with AEM)
Strong technical project management background, including Agile/Sprint methodology.
Experience managing cross-functional teams and working in client-facing environments.
Collaborative mindset with the ability to work across Creative (Copy, Design, UX), Strategy, Technology, Media, Search, and Analytics teams.
Experience with JIRA, Smartsheet, Keynote, and Figma.
Drive internal team, from strategy and research to creative to development and QA in website redesign and rebuild.
Build sprint plans and backlogs to support website build.
Along with Account Lead, guide clients on project success and facilitate consensus.
Align the team with client insights and objectives.
Develop comprehensive project plans with budgets that align with client interests.
Track and communicate project scope, status, and deliverables.
Facilitate meetings and manage risks, ensuring quality in all deliverables.
Foster a collaborative, positive environment that motivates the team to produce award-winning work.
Oversee project budgets, forecasts, POs, and invoices, while identifying and mitigating project risks.
Provide regular project status updates to stakeholders.

You Are:

A self-starter, self-motivated, self-sufficient.
A natural collaborator who builds positive relationships and leads multidisciplinary teams toward desired results.
Committed to excellence and have an outstanding attention to detail.
Comfortable working on complex digital and interactive projects with multiple work streams.
An excellent written and verbal communicator, with great interpersonal and presentation skills.
Flexible and able to accommodate rapid change and ambiguity.
Able to manage complex programs in fast paced and changing environments.
Able to organize information quickly and summarize succinctly.
Someone who builds strong relationships with creative, development, and QA.
Comfortable working under tight deadlines.

You Have:

7+ years’ experience in digital project management supporting the marketing and development of digital communications across a variety of channels and platforms.
7+ years’ experience managing product launches, campaigns, platforms and corporate initiatives.
4+ years’ developing marketing content for multiple digital platforms and partners.
Familiarity with digital communication platforms and technologies.
Proficiency with office and project management tools (Smartsheet, Excel, Jira, Figma, Keynote).
Strong understanding of how to manage and control project scope, schedule, budget and resource management / reporting and change management, project roadmap development, and revenue forecasting.
Strong understanding of project management principles, sprint methodology, change management, and revenue forecasting.
Experience managing teams and conversations with clients around scope, schedule, and budget as well as roadmaps, objectives, and strategies.

What We Offer:

Competitive benefits packages
Vacation, compassionate leave, sick days, and flex days
Access to online services for families and new parents
End of year closure days (not deducted form vacation balance)
Diversity and Inclusion Board with 12 affinity groups
Internal learning and development programs
And more…

At Critical Mass, we value our employees and offer competitive compensation and benefits packages. If you’re looking for a challenging and rewarding opportunity to make a significant impact on the lives of our employees, we encourage you to apply for this exciting position today!

The Talent Team at Critical Mass is focused on ensuring we provide the best training, onboarding, and employee experience possible! Our new hires & employees are the future of our organization, and we want to set you up for long-term success. In an effort to do so, we expect our team to work from an office a minimum of 3 days a week.

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

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Senior Project Manager

Critical Mass

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