Administrative Assistant

OneSource Medical Diagnostics / Expert MRI • Santa Ana, CA

2d • Onsite

About The Position

Join Expert MRI, a leading outpatient radiology provider. We’re seeking an Administrative Assistant to join our clinical team and support our Medical Director. This role is a behind-the-scenes powerhouse, ideal for someone who thrives on organization, execution, and keeping high-level leaders moving efficiently. You’ll act as the right hand to the Medical Director, ensuring clinical priorities turn into action across multiple sites. You’ll be the connector, organizer, and follow-through driver that keeps everything running smoothly. This is a critical role in enabling clinical leadership to focus on patient care, compliance, and growth, while ensuring all other operational aspects run seamlessly.

Requirements

• 2+ years in healthcare admin, medical office, or executive assistant role
• Strong organizational skills—ability to juggle multiple priorities without dropping the ball
• Comfortable working in a fast-paced, multi-site environment
• Proficient in Microsoft Office + Google Workspace
• Experience with tools like Asana, Monday.com, or similar
• Strong communication skills (written and verbal)
• High level of discretion and professionalism

Nice To Haves

• Experience supporting a Medical Director or physician leader
• Familiarity with ACR, CME, credentialing, or compliance workflows

Responsibilities

• Manage complex scheduling across clinical, operations, and vendor teams
• Prepare agendas, materials, and briefing documents
• Optimize the Medical Director’s time and priorities
• Capture clear notes, decisions, and action items from meetings
• Track deliverables and hold stakeholders accountable
• Send meeting summaries within 24 hours and keep projects moving
• Support clinical initiatives, workflow improvements, and accreditation prep
• Maintain trackers, dashboards, and organized documentation
• Coordinate across multiple sites and departments
• Triage emails and flag urgent items
• Draft responses and ensure timely follow-through
• Act as liaison between clinical leadership and operations
• Track licenses, certifications, and CME deadlines
• Maintain ACR documentation and compliance calendars
• Assist with audit preparation and internal documentation

Benefits

• Medical, Dental, and Vision Insurance
• Life Insurance and AD&D
• Short-Term and Long-Term Disability
• Employee Assistance Program (EAP)
• Paid Time Off and Paid Sick Time
• Paid Holidays
• 401(k)
• Competitive compensation structured to align with revenue growth, market expansion, and overall performance, with a meaningful incentive component tied to results.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: No Education Listed