Massiel Ubillus
Massiel Ubillus

Senior Business Operations Manager

Open to offers · Member since 22 Oct 2026
Location
Athens, Greece
Desired salary
Unspecified
Work preference
Remote Only / Full Time
Experience level
Mid

About

Professional summary

I am a program and operations manager with more than five years of experience across consulting, business services, healthcare, research, and nonprofit organizations. I lead globally distributed teams and build scalable operating models that improve delivery quality, accountability, and efficiency.

I have managed end-to-end market intelligence, research, and strategy projects for clients in private equity, consulting, pharmaceuticals, biotechnology, and healthcare. My work combines research design, data analysis, stakeholder management, and translating findings into practical recommendations.

I specialize in standardizing workflows, defining KPIs, developing performance dashboards, and creating training and onboarding programs. At Dialectica, I helped reduce project turnaround time by 45% and reduced new-hire ramp-up time by 70%.

I am experienced in leading multi-region teams across EMEA, LATAM, and APAC and working effectively in remote, hybrid, and asynchronous environments. I am comfortable overseeing complex, deadline-driven work while maintaining data quality, compliance, and client alignment.

I hold an MBA in Strategic Management and International Business, an MPH in Health Policy and Management, and a Bachelor of Health Sciences. As an EU Permanent Resident based in Athens, I bring native-level English and Spanish communication skills alongside conversational Greek and basic Portuguese.

Skills

37 capabilities

Tech stack & tools

Working toolkit

Communications

Experience

Career history

Global Business Operations Senior Manager Dialectica

Led global project management and research operations for a team of more than 25 associates, senior associates, and managers across EMEA, LATAM, and APAC. Oversaw market intelligence projects for private equity and consulting clients across biotechnology, healthcare, EdTech, GovTech, FMCG, defence, energy, and SaaS.

Owned final review and sign-off for deliverables, ensuring analytical rigor, data compliance, accuracy, consistency, and alignment with client requirements. Partnered with senior leadership on business-unit strategy, product launches, performance metrics, and training and mentorship initiatives.

Business Operations Manager Dialectica

Built standardized reporting cadences, KPIs, and performance dashboards to improve accountability and operational visibility. These improvements reduced project turnaround times by 45%.

Designed and delivered onboarding, training, and upskilling programs for a new business unit. Reduced employee ramp-up time by 70% while maintaining 95% staff retention, compared with 60% company-wide.

Business Operations Senior Associate Dialectica

Developed operational processes, templates, and workflows to support scalable content production and consistent outputs across multiple geographies. Supported research and project-delivery operations for high-profile consulting and private-equity clients.

Contributed to quality assurance, workflow coordination, and data-compliant delivery of market intelligence engagements. Worked with teams serving clients including McKinsey, Deloitte, KKR, Blackstone, EQT, Oakley Capital, and Partners Group.

Healthcare Strategy & Innovation Consultant Alcimed

Led three to five concurrent healthcare strategy and market research engagements for global pharmaceutical companies, early-stage biotech firms, clinical providers, and healthcare organizations across the US, LATAM, and EMEA.

Owned end-to-end project delivery, including research design, data collection, analysis, synthesis, client presentations, and actionable recommendations. Supported projects involving healthcare innovation, go-to-market strategy, access, pricing, and competitive positioning for clients including Johnson & Johnson, Roche, UiPath, Pfizer, and Sanofi.

Finance Manager Intern American Express

Selected for a competitive graduate internship within the Global Treasury Department of American Express. Performed financial analysis and reporting related to capital and liquidity metrics.

Supported treasury reporting processes in a large financial-services environment. Applied analytical and business-management skills to financial data and operational reporting.

Graduate Academic Advising Operations Assistant Pace University

Supported graduate academic advising operations by responding to student inquiries regarding course planning and academic policies. Assisted with event planning, communications, and creative visual content.

Redesigned MBA program tracks and supported the office transition to a new program scheduling system. Managed social media channels and sourced student success stories.

Graduate Teacher Assistant Pace University

Supported graduate-level academic activities at Pace University. Collaborated on research and related educational content.

Co-authored and published a sustainable tourism research paper and accompanying web content. Contributed research, writing, and content-development skills to the project.

Policy Analyst & Research Site Manager Rand Corporation

Managed multisite public-health research operations across more than 15 partner organizations. Supervised a team of more than 10 policy analysts and coordinated outreach events and data-collection activities.

Redesigned workflows and training materials, increasing participant retention by 50%. Conducted structured qualitative interviews with youth, homeless, immigrant, and elderly populations while ensuring ethical compliance, confidentiality, and data integrity for New York City public-health initiatives.

Senior Physician Office Assistant Memorial Sloan-Kettering Cancer Center

Managed operations concurrently for three provider offices at a high-volume cancer center. Coordinated patient scheduling, medical examinations, and office workflows in a rapid-response environment.

Supported reliable patient service delivery by maintaining organized scheduling and administrative processes. Worked effectively in a high-caseload healthcare setting.

Research Assistant Research Foundation of The City University of New York

Conducted qualitative research and interviews with more than 100 participants to support public-health initiatives serving minority populations.

Contributed to data collection and research activities, applying participant-focused communication and structured research methods. Supported evidence generation for community public-health programs.

Administrative Assistant The Salvation Army

Rebuilt critical accounts-payable processes following a role vacancy. Restored arrears and housing-grant payment operations for vulnerable-population clients.

Helped secure continuity of housing stability services through accurate administrative and payment-process management. Provided operational support within a nonprofit service environment.

Customer Service Representative Victorian Order of Nurses Canada

Supported customer service and scheduling operations for a healthcare service organization. Maintained high accuracy in scheduling activities during a period of significant workforce reduction.

Recognized as an MVP for dependable performance and service continuity. Helped sustain service delivery while the organization operated with a 70% reduced workforce.

Education

Learning history

Pace University

Master of Business Administration (MBA), Strategic Management & International Business

Completed an MBA focused on strategic management and international business.

CUNY Graduate School of Public Health & Health Policy

Master of Public Health (MPH), Health Policy & Management

Completed an MPH focused on health policy and management.

The University of Western Ontario

Honours Bachelor of Health Sciences (BHSc), Health Sciences

Completed an honours bachelor's degree in health sciences.

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