Executive Assistant
Job in
Riverside, Riverside County, California, 92501, USA
Listing for:
Medical Biowaste Solutions Inc
Full Time
position
Listed on 2026-11-13
Job specializations:
-
Administrative/Clerical
-
Business
Job Description & How to Apply Below
Job Description
Location:
Mission Viejo, CA (In-Person) Pay: $25–$30/hour
Schedule:
32–40 hours per week
We're seeking a highly organized, proactive, and business-minded Executive Assistant / Chief of Staff to serve as a true extension of the CEO while supporting three growing companies. This role combines executive support, operations management, project coordination, sales support, strategic planning, and day-to-day decision-making. The ideal candidate is flexible, enjoys wearing multiple hats, adapts quickly to changing priorities, and proactively solves problems.
WorkEnvironment
- Based out of our Corporate Office in Mission Viejo, California.
- Some administrative responsibilities may be performed from another company location as business needs require.
- Reliable personal transportation is required, as travel between locations is expected.
- This is an in-person role that requires flexibility and adaptability.
- Act as an extension of the CEO by managing daily priorities and helping execute strategic initiatives.
- Manage calendars, meetings, travel, and executive scheduling.
- Coordinate daily operations across three companies.
- Lead project launches and oversee execution.
- Track milestones and hold projects accountable to deadlines.
- Conduct outreach to enterprise accounts and coordinate meetings.
- Support sales, proposals, CRM updates, and follow-up.
- Prepare executive reports and presentations.
- Build operational systems and SOPs.
- Handle confidential information professionally.
- Willingly take on new responsibilities as the business evolves.
- 5+ years supporting executives or leadership teams preferred.
- Excellent communication and organizational skills.
- Strong project management abilities.
- Comfortable working both independently and as part of a team.
- Experience with Microsoft Office, Google Workspace, CRM platforms, and project management software.
- Professional, resourceful, adaptable, and detail-oriented.
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