Administrative Assistant Jobs in Costa Mesa, CA

Office Administrator

$48,700 - $70,175 per year

Trane Italia

Be a part of our mission! As a world leader in creating comfortable, sustainable, and efficient climate solutions for bu...

Brea

9 days ago

Administrative Assistant - Extinguisher

$26 - $30 per hour

Guardian Fire Services

Administrative Assistant   Join the Fire Safety First Team!  FSF has been successful in serving SoCal's fire protection ...

Santa Ana

23 days ago

Administrative Assistant - Hospital Services

$17.5 - $27 per hour

DaVita Kidney Care

Posting Date 04/22/2026 1000 N Westmoreland RdDavita Dialysis-C/O Northwestern Medicine Mchenry Hospital,  Lake Forest...

Lake Forest

10 days ago

Administrative Assistant

$65,000 - $75,000 per year

GATC Health

The Administrative Assistant plays a critical role in keeping the business running smoothly and efficiently. This positi...

Irvine

3 months ago

Office Administrator

$22 - $24 per hour

Caliber Collision

Service Center CSCS CA JOB SUMMARY Caliber Collision has an immediate job opening for an Office Administrator to perfor...

Cerritos

3 months ago

Administrative Assistant (Housekeeping)

$30.29 - $30.29 per hour

Marriott

POSITION SUMMARY   Enter and retrieve information contained in computer databases using a keyboard, mouse, or trackball...

Irvine

a month ago

Administrative Assistant II - Enhanced Care Management

$20 - $21 per hour

FSO SKILLED PERSONNEL

Description JOB SUMMARY: Under the direction of the VP of Home and Care Services and the Director of Enhanced Care Manag...

Santa Ana

2 days ago

Administrative Assistant

$20 - $24 per hour

Palacio Senior Apartments

Job Title: Administrative Employment Type:  Full time or Part time Job Summary: We are seeking a highly organized, re...

Anaheim

6 months ago

Administrative Assistant

$20 - $25 per hour

KPPB LLP

Responsive recruiter KPPB is an intellectual property law firm practicing all areas of IP law. The firm, established in ...

Long Beach

6 months ago

Legal Administrative Assistant - Litigation

$90,000 - $120,000 per year

Venable LLP

You’re looking for a change, and so are we. At Venable, we know that every new hire brings valuable experience, new pers...

Irvine

15 days ago