MAMENI GBARBEA
Houston
Summary
PMP-certified Senior Project Manager with a strong track record in delivering large-scale digital initiatives to over 17 million customers. Expert in managing multi-million dollar budgets, leading cross-functional teams, and implementing risk mitigation strategies, ensuring projects align with strategic business goals and achieve operational excellence.
Overview
10
10
years of professional experience
1
1
Certification
Work History
Lead Project Manager – AT&T
OLIVER AGENCY
2023.07 - Current
- Lead end-to-end execution of enterprise digital communications programs supporting subscriber audiences exceeding 17 million customers monthly, ensuring delivery aligns with business objectives, quality standards, and deployment schedules.
- Manage multiple concurrent initiatives through the full project lifecycle, including planning, resource allocation, risk management, stakeholder engagement, execution, and post-launch review.
- Develop and maintain detailed project plans, schedules, governance processes, executive reporting, and deployment readiness activities.
- Serve as primary liaison among marketing, legal, product, creative, technology, and executive stakeholders, ensuring alignment across all project phases.
- Lead issue resolution and escalation management efforts, proactively identifying risks and implementing mitigation strategies to maintain project timelines.
- Drive operational improvements and process standardization initiatives that increase efficiency, scalability, and delivery consistency across enterprise programs.
Lead Technical Project Manager - Morgan Stanley
OLIVER AGENCY
2021.11 - 2023.07
- Directed enterprise technology and operational initiatives with project budgets exceeding $1M+, ensuring successful delivery within scope, schedule, and financial targets.
- Led cross-functional teams ranging from 12 to 150 stakeholders, including business leaders, technology teams, vendors, and operational partners.
- Managed project planning, budgeting, resource allocation, risk mitigation, quality assurance, deployment readiness, and executive communications.
- Served as primary escalation point for critical project issues and coordinated rapid resolution across multiple organizations.
- Delivered executive reporting and performance metrics supporting strategic business decisions and operational improvements.
- Successfully managed multiple concurrent projects while maintaining stakeholder alignment and achieving project objectives.
Senior Project Manager / Scrum Master (Consultant)
ESTÉE LAUDER COMPANIES
2019.08 - 2021.12
- Managed 3–10 concurrent projects across multiple enterprise portfolios, balancing competing priorities, resource constraints, budgets, and delivery timelines.
- Reduced engineering onboarding timelines from approximately 7 weeks to 2.5–3 weeks by streamlining processes, improving stakeholder coordination, and optimizing resource planning.
- Led cross-functional teams supporting global digital operations, vendor management, engineering onboarding, and enterprise technology initiatives.
- Directed project governance, KPI reporting, ROI analysis, release planning, and capacity forecasting for executive leadership.
- Facilitated Agile transformation efforts that improved operational efficiency, project transparency, and delivery performance.
- Oversaw vendor engagement, onboarding operations, and resource planning activities supporting large-scale technology programs.
Marketing Project Manager / Scrum Master (Consultant)
PRUDENTIAL
2018.11 - 2019.06
- Led complex project portfolios involving compliance, operations, marketing, and technology stakeholders.
- Managed project schedules, reporting, stakeholder communications, approvals, and risk management activities.
- Developed executive dashboards and KPI reporting supporting strategic decision-making.
- Coordinated cross-functional teams to ensure successful delivery of multiple simultaneous initiatives.
- Implemented process improvements that increased workflow efficiency and project visibility.
Analyst (Consultant)
NBCUNIVERSAL
2018.06 - 2018.11
- Supported enterprise project delivery, operational reporting, vendor coordination, and stakeholder communications.
- Developed reporting dashboards and performance metrics for leadership teams.
- Coordinated cross-functional efforts among business, legal, operations, and external partners.
Project Associate (Consultant)
US TENNIS ASSOCIATION (USTA) & SCREENVISION MEDIA
2017.01 - 2017.12
- Managed project coordination, stakeholder communications, contract administration, budgeting, and operational reporting.
- Supported large-scale event operations and executive-level project planning initiatives.
- Facilitated business operations reviews and partner coordination activities.
Junior Project Manager (Consultant)
GOOGLE
2016.06 - 2016.10
- Successfully delivered a strategic program approximately two months ahead of schedule through proactive planning, stakeholder alignment, and efficient execution.
- Managed project schedules, communications, logistics, reporting, and risk mitigation activities to ensure successful delivery.
- Coordinated global stakeholders, engineering teams, facilitators, and operational partners to drive enterprise-wide initiatives.
- Developed performance metrics and process improvements to enhance program scalability and operational effectiveness.
- Supported automation and process optimization initiatives that streamlined communication workflows across the organization.
Education
Master of Business Administration - Consulting
American University
2022-05
Bachelor of Business Administration - Marketing
Berkeley College
2009-09
Skills
- Program and Project Management
- Full Project Lifecycle Management
- Enterprise Deployments
- Project Scheduling
- Budget & Financial Management
- Risk Identification & Mitigation
- Change Management
- Quality Assurance
- Operational Readiness
- Process Improvement
- Team Leadership & Mentorship
- Executive Communications
- Vendor & Subcontractor Management
- Escalation Management
- PMO Governance
- Procurement Coordination
- Cross-functional collaboration
- Microsoft Office Suite
- Reporting & Dashboard Tools
- Customer-Facing Leadership
- Cross-functional collaboration
- Salesforce
- Visio
- Lucidchart
- Workfront
- Smartsheets
- Confluence
- Jira
- Miro
- SharePoint
- Adobe Acrobat
- FIGMA
Certification
- Project Management Professional (PMP)
- Certified Scrum Master (CSM)
- SAFe Certified
Locations
- Houston, TX
- White Plains, NY
Earlier Experience
- Mills Auto Group, Sales Development & Marketing Associate
- Berkeley College, Lead Project Coordinator / Government Relations Associate
Additional Qualifications
- Extensive experience managing enterprise deployments and multi-year programs
- Strong background collaborating with vendors, contractors, and third-party partners
- Experienced leading geographically distributed teams and remote project environments
- Proven success managing project financials, budgets, schedules, and resource planning
- Expertise in executive communications, stakeholder engagement, and escalation management
- Eligible to travel extensively to customer, vendor, and project locations as required
- U.S. Citizen
Timeline
Lead Project Manager – AT&T
OLIVER AGENCY
2023.07 - Current
Lead Technical Project Manager - Morgan Stanley
OLIVER AGENCY
2021.11 - 2023.07
Senior Project Manager / Scrum Master (Consultant)
ESTÉE LAUDER COMPANIES
2019.08 - 2021.12
Marketing Project Manager / Scrum Master (Consultant)
PRUDENTIAL
2018.11 - 2019.06
Analyst (Consultant)
NBCUNIVERSAL
2018.06 - 2018.11
Project Associate (Consultant)
US TENNIS ASSOCIATION (USTA) & SCREENVISION MEDIA
2017.01 - 2017.12
Junior Project Manager (Consultant)
GOOGLE
2016.06 - 2016.10
Master of Business Administration - Consulting
American University
Bachelor of Business Administration - Marketing
Berkeley College