Senior Executive Assistant and Office Operations Lead

Lissette Rosa Senior Executive Assistant

LISSETTE ROSA

EXECUTIVE ASSISTANT C-SUITE & EXECUTIVE LEADERSHIP SUPPORT Winter Garden, FL 34787 407-***-**** ***********@*****.*** EXECUTIVE PROFILE

Accomplished Senior Executive Assistant with 15+ years of experience supporting C-suite executives, executive leadership teams, presidents, and senior directors in fast-paced corporate and creative environments. Trusted executive partner recognized for anticipating leadership needs, managing complex multi-time-zone calendars and travel, coordinating board and leadership meetings, preparing executive-level materials, and handling highly confidential information with discretion. Proactive, resourceful, and composed under pressure, with a proven ability to manage competing priorities, strengthen executive workflows, and drive timely follow-through.

CORE EXPERTISE

C-Suite Executive Support • Complex Calendar Management • Multi-Time-Zone Scheduling • Executive Travel & Itineraries • Board & Leadership Meetings • Executive Communications • Meeting Preparation & Briefing • Action-Item Tracking • Expense Management • Event & Executive Offsite Planning • Project Coordination • Confidential Information Management • Cross-Functional Liaison • Office Operations

PROFESSIONAL EXPERIENCE

Executive / Administrative Support

Temporary Assignments Feb 2026 - Present

Providing executive and administrative support through temporary assignments, quickly adapting to new teams, systems, and priorities while supporting calendar management, meeting coordination, document preparation, project needs, and day-to-day office operations.

Phoenix Defense, Orlando, FL Jul 2025 - Feb 2026

Executive Assistant to Executive Leadership Team & C-Suite

• Supported the Executive Leadership Team and C-suite across multiple time zones, proactively managing complex calendars, executive meetings, communications, and rapidly shifting priorities.

• Prepared polished board materials, investor and annual reports, presentations, confidential correspondence, and other executive-level documentation for senior leadership.

• Coordinated executive leadership meetings from preparation through follow-up, developing agendas, capturing key decisions and action items, and driving timely completion of executive deliverables.

• Managed end-to-end executive travel, including flights, accommodations, ground transportation, detailed itineraries, and last-minute changes.

• Coordinated end-to-end logistics for board meetings, executive offsites, leadership events, team-building programs, and company-wide activities.

• Partnered with HR on onboarding, employee engagement, culture-building programs, wellness fairs, and recognition initiatives.

• Managed Concur expense reconciliation and served as a central resource for office operations, facilities, vendors, IT support, conference rooms, supplies, merchandise, and marketing collateral. Universal Creative, Orlando, FL Feb 2024 - Jul 2025 Senior Administrative Assistant to Sr. Director of Creative Design & Director of Creative Design Engineering 18-Month Contract

• Managed complex, rapidly evolving calendars for senior creative and engineering leaders, resolving scheduling conflicts and accommodating urgent, last-minute priorities.

• Prepared agendas and executive briefing materials, captured meeting notes and decisions, tracked action items, and ensured timely follow-through.

• Supported key creative and engineering initiatives through cross-functional coordination, progress tracking, deadline management, document organization, roster maintenance, and Smartsheet reporting.

• Coordinated detailed executive travel and itineraries, proactively resolving last-minute changes and cancellations.

• Planned and supported executive meetings, conferences, corporate events, team-building activities, onboarding, Concur expenses, IT requests, and office operations.

Lissette Rosa Senior Executive Assistant

Action Appraisal Services, Inc., Tampa, FL Nov 2010 - Feb 2024 Senior Executive Assistant to the President

• Served as trusted Executive Assistant to the President for 13+ years, providing high-level administrative, operational, communication, and project support while building a long-term executive partnership.

• Acted as gatekeeper and primary point of contact for the President, screening and prioritizing communications and serving as a professional liaison with employees, clients, and external partners.

• Managed the President's calendar, meetings, travel, correspondence, presentations, reports, and internal communications while anticipating priorities and protecting executive time.

• Planned executive offsites, board meetings, team-building activities, charity events, golf tournaments, and company-wide events from coordination through execution.

• Supported strategic projects and executive research while coordinating across departments to maintain timely information flow and advance leadership priorities.

• Handled sensitive company and personnel information with discretion and integrity while managing expense reconciliation through Concur.

• Produced month-end sales, inventory, and expense reports and coordinated recurring meetings, projects, and follow-up for the President. TECHNOLOGY & LANGUAGES

Technology: Microsoft 365 (Word, Excel, PowerPoint, Outlook, Teams), Adobe Acrobat, Concur, Corpay, SharePoint, Copilot, Smartsheet, SAP, project management tools Languages: Bilingual - English & Spanish EDUCATION

New York City College of Technology, Brooklyn, NY Associate of Arts - Art and Advertising Design

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