Part-Time Administrative Assistant (Missouri-Based)

Worldpronet; St. Louis (MO); On-site; USD 20,664 - 27,552; Part time

Benefits offered by this job

Competitive hourly compensation

Direct exposure to leadership and international business operations

Job summary

A leading administrative firm is seeking a part-time Administrative Assistant in Missouri who is organized and professional. Responsibilities include providing high-level support, managing schedules, and coordinating travel across time zones. The ideal candidate has proven experience, excellent communication skills, and is comfortable in a fast-paced environment. This role offers competitive hourly compensation and direct exposure to business operations at a global level.

Qualifications

• Proven experience as an Administrative Assistant is required.
• Ability to work effectively across different time zones and with global stakeholders.
• Experience supporting senior leadership or executives is a plus.

Responsibilities

• Provide high-level administrative support to the owner and management team.
• Coordinate travel arrangements including flights and accommodations.
• Handle emails, correspondence, and meeting coordination.

Skills

Strong experience managing calendars

International scheduling

Travel coordination

High level of professionalism

Discretion and communication skills

Detail-oriented

Proactive

Multitasking

Tools

Canva

PowerPoint

Job description

Type: Part-Time

Compensation: $15–$20 per hour

Unico System is seeking an experienced, highly organized, and professional Administrative Assistant to work directly with the owner and support the broader management team. This role goes beyond basic admin—it requires someone who can manage schedules, coordinate across time zones, and operate confidently in a fast-paced, international environment.

Key Responsibilities:

• Provide high-level administrative support to the owner and management team
• Coordinate travel arrangements (flights, accommodations, itineraries)
• Handle emails, correspondence, and meeting coordination on behalf of leadership
• Organize and maintain records, documents, and internal systems
• Support day-to-day administrative needs across the business

Requirements:

• Proven experience as an Administrative Assistant is required
• Strong experience managing calendars, international scheduling, and travel coordination
• Ability to work effectively across different time zones and with global stakeholders
• High level of professionalism, discretion, and communication skills
• Based in Missouri (preferred proximity to Arnold, MO)

Nice to have:

• Design-savvy (basic knowledge of Canva, PowerPoint, or similar tools)
• Experience supporting senior leadership or executives

What we are looking for:

• Someone who understands how to operate in a professional, fast-paced environment
• Detail-oriented, proactive, and able to anticipate needs
• Comfortable working directly with leadership and handling confidential information
• Strong multitasker who can manage priorities independently

What we offer:

• Competitive hourly compensation
• Direct exposure to leadership and international business operations

If you’re experienced, adaptable, and ready to take on a dynamic role with global exposure, we’d love to hear from you.