Marien Mesa Ramos

Project Manager | PMO | Squad Leader | Agile Master | Agile Coach

Niagara Falls, Ontario, Canada

About

I bring extensive experience in managing complex and strategic projects, across diverse industries and organizational environments. My career is defined by the ability to align strategy, people, and results, always focusing on delivering value and driving measurable business impact. ✅ Project & PMO Management: Expertise in planning, executing, and monitoring project portfolios, defining KPIs, and establishing governance frameworks. ✅ Agility & Digital Transformation: Skilled in implementing Agile frameworks (Scrum, Kanban, SAFe) and supporting organizational transformation journeys, fostering collaboration and continuous improvement. ✅ Leadership & People Management: Leading cross-functional teams, developing talent, and promoting high performance through Agile practices and strong management principles. ✅ Strategy & Results: Proven track record of turning high-level objectives into actionable plans, ensuring delivery on time, on budget, and with quality. I am passionate about innovation, Agile methodologies, and adaptive leadership, consistently striving to deliver efficient solutions that connect technology, processes, and people.

Experience

  • Sr. Project Manager / PMO at OXXO Brasil
    Apr 2025 - Present · 1 yr 3 mos

    Extensive experience in leading and developing project management practices through adaptable methodologies, always aligned with the organization’s strategic planning. Strategic role in portfolio management, ensuring governance, executive visibility, and value delivery fully connected to business objectives at Grupo Nós. 🔹 Leadership in Key Initiatives: Driving strategic projects in Digital (Financial Services, Picking Store) and Commercial (Commercial Agreements Tool), with strong focus on timelines, scope, risk management, and integration across business, technology, and operations. 🔹 Executive Management & Stakeholder Engagement: Facilitating executive rituals, aligning priorities with stakeholders, and supporting demand management in highly dynamic and complex environments. 🔹 Operational Excellence: Accountable for structuring, monitoring, and reporting on strategic projects with emphasis on operational efficiency and innovation. Successfully implemented controls, KPIs, and action plans that ensured on-time, on-scope deliveries with high engagement across all areas involved. Recognized for leading digital and commercial transformation initiatives, mitigating risks, and coordinating multidisciplinary teams while accelerating value delivery to the business.

  • Project Manager / Agile Specialist (Agilist) at GIC Brasil
    Jan 2025 - Jul 2025 · 7 mos

    Experienced professional with a strong background in leading cross-functional squads and applying Agile frameworks such as Scrum, Kanban, and SAFe, driving teams through digital transformation journeys and advancing Agile maturity. Skilled in structuring product backlogs, coordinating Agile ceremonies, and tracking KPIs and OKRs to ensure consistent delivery, continuous value generation, and strategic alignment. Proven expertise in dynamic and highly complex environments, playing a central role in stakeholder management, demand prioritization, risk mitigation, and the definition of strategic roadmaps. Accountable for establishing Agile governance, implementing performance metrics, and supporting executive decision-making with a clear focus on business impact and results. Recognized for fostering collaborative and high-performing environments, empowering autonomy, transparency, innovation, and customer focus. Strong track record of delivering strategic projects in partnership with major players such as Assaí, Atacadão, and São Vicente, ensuring on-time, on-scope results with strong adoption across business areas. Key strengths include: Adaptive leadership in fast-changing and uncertain contexts; Cultural transformation across teams and business units, accelerating Agile adoption; Executive communication excellence, bridging business, operations, and technology teams; Scalable value delivery, connecting technology, processes, and enterprise strategy.

  • Scrum Master Specialist at Brisanet Telecomunicações
    Mar 2024 - Dec 2024 · 10 mos

    Responsible for developing, implementing, and maintaining IT systems focused on customer service, commercial prospecting, and process automation, ensuring agility, security, and operational efficiency. Played a strategic role in feasibility analysis, objective definition, technical specifications, and system documentation, while also providing end-user support, team training, and integration of new technologies. As a Scrum Master, led cross-functional squads in highly dynamic and complex environments, driving the adoption of Agile methodologies and strengthening a culture of continuous improvement. Key Responsibilities & Achievements: Designed and managed system and product roadmaps, overseeing the full lifecycle from requirements gathering to delivery. Acted as an Agile facilitator, coordinating ceremonies (Daily Scrums, Sprint Planning, Sprint Reviews, Retrospectives) and ensuring strong engagement and alignment across business, technology, and operations. Implemented KPI and OKR-driven management practices, enhancing executive visibility and enabling data-driven decision-making. Proactively identified and removed critical impediments, ensuring timely and on-scope deliveries. Led Agile governance initiatives, supporting stakeholders in demand prioritization and risk mitigation. Introduced control mechanisms and performance metrics that resulted in highly adopted, efficient, and impactful project deliveries. Leveraged Agile management tools such as JIRA, Confluence, and Trello to optimize backlog management, workflows, and team performance. Recognized for fostering collaborative, high-performing environments, encouraging autonomy, transparency, innovation, and a customer-first mindset.

  • NTT DATA Europe & Latam (São Paulo, Brasil)
    • PMO/Scrum Master Cross-IT Solutions & Services
      Oct 2022 - Mar 2024 · 1 yr 6 mos

      Led squads and cross-team initiatives, ensuring full compliance with Agile methodologies and execution of core ceremonies (Sprint Planning, Daily Scrum, Sprint Review, and Retrospective). Managed projects end-to-end, from planning to delivery, ensuring alignment with OKRs, budgets, and timelines. Key Responsibilities & Achievements: Removed technical impediments and facilitated alignment across business, technology, and operations. Analyzed project performance metrics, providing insights to drive continuous improvement. Ensured proper use and accurate updates in project management tools (Jira, Trello, and client-specific platforms) to guarantee visibility and governance. Managed and coached multidisciplinary teams in the execution of Agile methodologies (Scrum, SAFe, Kanban). Developed and maintained Agile project management processes, optimizing workflows and promoting operational efficiency. Supported project planning, resource allocation, and scheduling, delivering consistent results and high business value.

    • SAP Functional Analyst
      Aug 2022 - Oct 2022 · 3 mos

      Worked as a SAP Functional Analyst, responsible for analyzing business requirements, configuring modules, and ensuring system alignment with organizational processes. Acted as a key liaison between business stakeholders and technical teams, supporting both implementation and continuous improvement of SAP solutions. Key Responsibilities & Achievements: Conducted requirement gathering and business process analysis, translating needs into SAP functional specifications. Performed configuration, testing, and validation of SAP modules to ensure alignment with business requirements. Supported end-users with training, troubleshooting, and documentation, ensuring smooth adoption of SAP solutions. Collaborated with developers and technical consultants on system enhancements, integrations, and custom developments. Participated in end-to-end SAP implementation projects, from design to go-live and post-implementation support. Monitored and optimized system performance and data quality, ensuring reliability and compliance. Engaged in continuous improvement initiatives, leveraging SAP tools to enhance process efficiency and reduce operational risks.

  • Project Analyst | Agile Specialist at Ecogen Brasil
    Feb 2022 - Aug 2022 · 7 mos

    Contributed to the evaluation of automation proposals and digitalization projects, ensuring compliance with technical specifications and business requirements. Provided technical support for all web applications used by the Engineering team, while driving continuous improvements and developing new sites to support Ecogen’s automation and digitalization initiatives. Actively participated in digitalization projects such as PIMS and Mobile, assisting in the definition of business rules, evaluation of analytical requirements, and updating of online supervision applications, as well as integration with the PI System. On the Agile transformation front, led the implementation of Agile methodologies within the digitalization team, establishing processes and project management tools (SAFe, Kanban, Scrum, Trello, Jira). Promoted Agile maturity through guidance, mentoring of squads, and delivery of Agile workshops and training sessions, strengthening collaboration and efficiency in value delivery. Key Achievements: Evaluated and developed automation and digitalization projects focused on efficiency and innovation. Provided technical support and continuous improvement of critical web applications for the Engineering department. Participated in PIMS and Mobile projects, ensuring seamless integration with the PI System. Implemented Agile practices and tools, enhancing project governance and delivery. Delivered mentorship and training to Agile teams, embedding a culture of collaboration and continuous improvement.