Critical Mass is looking for a motivated and detail-oriented Project Manager to join our team. In this role, you will be responsible for leading the planning, execution, and delivery of projects while partnering closely with cross-functional teams and clients to ensure successful outcomes. The ideal candidate is highly organized, proactive, and comfortable managing multiple priorities in a fast-paced environment. You are a strong communicator who can navigate complexity, build relationships, and drive projects forward from initiation through completion.
This position requires full on-site attendance, five days per week, at the Barreal office (Heredia, Zona Franca Metropolitana).
Lead the planning, execution, and delivery of projects from initiation through completion.
Develop and manage project schedules, timelines, budgets, and resource plans to ensure successful delivery.
Facilitate project meetings, drive discussions, document decisions, and ensure follow-through on action items.
Serve as the primary point of contact for assigned projects, maintaining clear communication with internal teams and clients.
Manage project scope and proactively address changes, risks, dependencies, and issues throughout the project lifecycle.
Track project health through budget management, timeline adherence, resource allocation, and overall progress reporting.
Coordinate cross-functional teams including Strategy, Creative, Technology, QA, Production, and Account Management.
Ensure project documentation is accurate, organized, and accessible to all stakeholders.
Support project intake, scoping, estimation, and resource planning activities.
Prepare and communicate regular project status updates, risks, and recommendations to stakeholders.
Partner with clients to understand objectives, align expectations, and ensure successful project outcomes.
Identify opportunities to improve project delivery processes, workflows, and team collaboration.
Support project reviews, retrospectives, and continuous improvement initiatives.
Ensure projects are delivered on time, within scope, and within budget while maintaining a high standard of quality.
Contribute to a positive team environment and support the development of project delivery best practices.
3–5+ years of project management experience, preferably within digital, creative, marketing, agency, consulting, or technology environments.
Experience managing multiple concurrent projects in a fast-paced, client-facing environment.
Strong understanding of project management principles, methodologies, and delivery frameworks.
Experience managing project budgets, timelines, scope, risks, and stakeholder expectations.
Excellent verbal and written communication skills, with the ability to effectively communicate across technical and non-technical audiences.
Strong organizational skills and exceptional attention to detail.
Proven ability to build relationships and collaborate with cross-functional teams.
Experience working with project management and collaboration tools such as Jira, Confluence, Smartsheet, Microsoft Teams, or similar platforms.
Strong problem-solving and decision-making skills.
Advanced English communication skills, both written and verbal.
Ability to work independently while managing competing priorities and deadlines.
Experience working on digital, marketing, media, technology, or customer experience projects.
Familiarity with Agile, Scrum, Waterfall, or hybrid project delivery methodologies.es.
Agency experience working with global or enterprise-level clients.
**What we offer: **
Maternity and parental leave extra days
Competitive benefits packages
Vacation, compassionate leave, sick days, and flex days
Access to online services for families and new parents
Diversity and Inclusion Board with 12 affinity groups
Internal learning and development programs
Enterprise-wide employee discounts
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.
The ask stems from our want to:
Strengthen opportunity for continuous learning Improve collaboration and team relationships. Increase employee engagement
This work model balances the need for individual flexibility while maintaining the relentless customer focus we provide at CM. We understand that not everyone may feel comfortable with this expectation, so we ask that you please let us know immediately if there are any concerns so we can help navigate accordingly.
*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 *