Ryunosuke Saeki
Washington
Summary
Executive administrative professional with extensive experience supporting senior leadership through complex scheduling, high-level meeting coordination, and executive communications. Highly organized and proactive, with advanced proficiency in Microsoft Office Suite and a proven ability to manage sensitive information with discretion. Experienced in international and government-adjacent environments, serving as a trusted liaison among stakeholders to ensure executive efficiency and organizational effectiveness.
Overview
4
4
years of professional experience
Work History
Administrative/Program Assistant
The Japan-America Society of Washington D.C.
Washington
04.2025 - Current
- Delivered comprehensive administrative and logistical support for seminars, workshops, and events globally.
- Coordinated venue reservations, catering, program production, presentations, and handouts for successful events.
- Ensured smooth operations and high-quality experiences for participants and guest speakers.
- Managed calendars, travel arrangements, and communications for senior staff effectively.
- Maintained organized records and documentation for all programs and events to ensure accessibility.
Procurement Clerk
US Air Force
Yokota Air Base
07.2023 - 11.2024
- Delivered high-level administrative support to senior leadership, managing calendars, meetings, and documentation.
- Acted as an HR liaison, overseeing leave coordination and payroll matters with accuracy and confidentiality.
- Coordinated procurement documentation, including bids and contracts, ensuring timely processing and visibility.
- Reviewed all documentation for compliance with policies, budget requirements, and federal regulations.
- Maintained organized records, tracked action items, and ensured effective communication with stakeholders.
- Analyzed proposals and monitored contractual milestones while addressing procedural issues.
Administrative Operations Coordinator (Mail Clerk)
US Army Garrison Japan
Camp Zama
02.2022 - 06.2023
- Served as primary contact for office operations, providing professional support and managing sensitive correspondence.
- Administered account setup and access control processes with verification and authorization in regulated environment.
- Coordinated high-volume inbound and outbound correspondence, ensuring accurate distribution and tracking.
- Oversaw daily office technology operations, coordinating troubleshooting to maintain uninterrupted business functionality.
Education
Associate degree - Business Administration
Lakeland University
Sheboygan, Wisconsin05.2014
Summer Language Exchange -
University of Leeds
Leeds, UK08.2014
Skills
- Executive administrative support
- Calendar and event management
- Stakeholder communication
- Confidential document handling
- Meeting logistics coordination
- Agenda and presentation preparation
- Travel planning and expense management
- Microsoft Office Suite expertise
- Cross-functional collaboration
- Time management and prioritization
Employment Status
Permanent Resident (IR-1 Visa Holder) authorized to work in the U.S. without restrictions.
Additional Qualifications
English, fluent, Japanese, native, Skilled in collaborating and engaging effectively with individuals from diverse cultural and professional backgrounds., Proficient in Microsoft Office Suite (Excel, Word, PowerPoint, Outlook, Access) and Canva, Experienced in providing basic technical support, including hardware and software troubleshooting for team members.
Languages
English
Full Professional
Japanese
Native/ Bilingual
Timeline
Administrative/Program Assistant
The Japan-America Society of Washington D.C.
04.2025 - Current
Procurement Clerk
US Air Force
07.2023 - 11.2024
Administrative Operations Coordinator (Mail Clerk)
US Army Garrison Japan
02.2022 - 06.2023
Associate degree - Business Administration
Lakeland University
Summer Language Exchange -
University of Leeds