Sarah Mardiana

Executive Assistant and Business Partner with 6+ years of experience supporting senior management and overseeing day-to-day business operations in fast-paced environments. Skilled in managing complex schedules, coordinating meetings and travel, preparing reports and presentations, and maintaining communication with clients, vendors, and internal teams. Trusted to handle confidential information with professionalism and provide reliable support across administrative and operational functions.

Known for being organized, adaptable, detail-oriented, and able to manage multiple priorities efficiently.

Executive Assistant - dsm-firmenich

(2023-05 - 2025-03)

Chemical Manufacturing

• Provided executive and administrative support to C-level executives and Board of Directors, including calendar management, correspondence, and confidential documentation.
• Managed administrative operations, maintained record-keeping systems, and supported basic bookkeeping activities.
• Prepared purchase orders, reports, presentations, memos, and business correspondence while supporting internal workflows.
• Organized and maintained company records, reports, and confidential documents with accuracy and efficiency.
• Coordinated meeting logistics, prepared agendas and materials, and supported board and organizational meetings.
• Arranged travel itineraries, scheduled meetings, and coordinated related business activities.

Executive Assistant - Firmenich

(2021-01 - 2023-05)

Chemical Manufacturing

• Supported corporate secretarial functions, including preparing meeting agendas, minutes, and maintaining company records and documentation.
• Coordinated administrative and operational activities across the flavor business line to support daily business operations.
• Planned and executed a corporate conference for 100+ attendees, managing end-to-end logistics and delivering positive stakeholder feedback.

HRGA Officer - Sinarmas Mining

(2013-04 - 2013-12)

Coal Mining

• Supported HR operations, including recruitment, onboarding, and employee administration.
• Handled GA tasks, focusing on travel coordination and asset management.
• Maintained employee data, ensured policy compliance, and assisted training program coordination.

Project Secretary - Metro One Consortium

(2017-03 - 2019-06)

MRT Project Phase 1

• Provided administrative and project coordination support to the Project Manager for the MRT Jakarta Phase 1 project.
• Managed project schedules, meetings, reports, and documentation to ensure efficient project execution and milestone tracking.
• Coordinated communication between Japanese expatriates, contractors, consultants, and government stakeholders.
• Maintained project records, prepared meeting minutes, and supported project events, site visits, and stakeholder engagement activities.

Junior Secretary (Internship) - PT Bumiputera Capital Indonesia

(2011-07 - 2011-08)

Trading

• Supported building management operations by coordinating administrative tasks, handling tenant communications, and assisting with daily facility activities.
• Handled incoming communications, data entry, and document distribution while maintaining confidentiality and accuracy.

Bachelor of Science - Finance and Management - Perbanas Institute (2015 - 2016)

Associate Degree of Science - Administrative Assistant and Secretarial - Tarakanita University (2010 - 2013)