Administrative / Executive Assistant & Office Manager at Tech Investment Startup

Job Summary :

Our client, a tech investment startup , is seeking a polished and highly organized Administrative / Executive Assistant & Office Manager to support their senior leadership team in Miami. The ideal candidate will bring strong administrative experience, excellent communication skills, and a proactive, service-oriented approach. This role is best suited for someone who thrives in a fast-paced, evolving environment and enjoys providing seamless support across a variety of responsibilities.

Key Responsibilities :

• Provide comprehensive administrative and executive support to three C-suite leaders, including complex calendar management , travel coordination , and expense processing .
• Serve as a true gatekeeper —proactively managing scheduling priorities, handling conflicting demands, and communicating firmly on behalf of the executives.
• Coordinate extensive domestic and international travel logistics .
• Manage day-to-day office operations for the Miami headquarters, including office supply ordering, visitor coordination and hospitality, and maintaining a professional and organized workspace.
• Act as the primary liaison with building management and security, ensuring smooth visitor experiences and overall office functionality.
• Support company transitions, including an upcoming office move to a dedicated space in late summer or early fall.
• Collaborate closely with the Chief of Staff and broader leadership team as organizational structures and processes evolve.
• Remain adaptable to changing priorities, particularly in a fast-paced startup environment with evolving needs and shifting travel schedules.

Qualifications :

Schedule : Monday–Friday on-site : 8 : 30 AM – 5 : 30PM or 9 : 00 AM–6 : 00 PM (flexibility within this range) – must have flexibility to work after hours if needed.

If this sounds like a fit, please submit your resume for consideration!

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