Top 936 Office assistant Jobs in Mission Hills, Ca

Executive Administrative Assistant to COO
Done By Dorfman —Simi Valley, CA
- $59,000 - $61,000 a year
- Full-time
- Google Workspace
- Mid-level
- Office
- Health insurance
- Dental insurance
Quick Apply
Executive Administrative Assistant to COO
Done By Dorfman —West Hollywood, CA
- $59,000 - $61,000 a year
- Full-time
- Google Workspace
- Mid-level
- Office
- Health insurance
- Dental insurance
Quick Apply
Executive Administrative Assistant to COO
Done By Dorfman —Beverly Hills, CA
- $59,000 - $61,000 a year
- Full-time
- Google Workspace
- Mid-level
- Office
- Health insurance
- Dental insurance
Quick Apply
Office Manager / Receptionist
Home Improvement company —Tarzana, CA
- $19 - $25 an hour
- Full-time
- Spanish
- Mid-level
- Office
Quick Apply
Administrative Assistant
Confidential —Woodland Hills, CA
- Full-time
- Background check
- Microsoft Excel
- Computer literacy
Quick Apply
12d
Part-Time Office Assistant
San Fernando Valley Pallet Co. —Pacoima, CA
- From $19 an hour
- Part-time
- Computer literacy
- Office
- Administrative experience
- On-the-job training
Quick Apply
Office Assistant/Data Entry
Sierra Foods Inc./Rimpco Inc. —Valencia, CA
- From $20 an hour
- Part-time
- Microsoft Outlook
- Basic math
- English
Quick Apply
12d
Front Desk Receptionist
Mayo Dental —Valencia, CA
- $24.94 - $33.56 an hour
- Full-time
- Bilingual
- Background check
- Dental office
Quick Apply
14d
Administrative Assistant
Henry Mayo Newhall Hospital —Valencia, CA
- $23.69 - $35.53 an hour
- Full-time
- Microsoft Excel
- Microsoft Outlook
- High school diploma or GED
Front Desk Receptionist
Capital Deck & Stair Waterproofing —Lake Balboa, CA
- Up to $25 an hour
- Full-time
- Background check
- Clean driving record
- Computer literacy
- Opportunities for advancement
Quick Apply
11d
Office Assistant
DAVES —Chatsworth, CA
- From $23 an hour
- Part-time
- Bilingual
- Microsoft Outlook
- Inventory management
Quick Apply
Front Desk Receptionist
Acuhope Acupuncture —Valley Village, CA
- $21 - $23 an hour
- Part-time
- Computer literacy
- High school diploma or GED
- Clinic
- On-the-job training
Quick Apply
7d
Career Services Office Assistant
UCLA —Los Angeles, CA
- $30.36 - $43.49 an hour
- Full-time
- Hybrid work
- Background check
- 18 years or older
- Microsoft Excel
11d
Administrative Assistant
RWC Group - San Fernando —San Fernando, CA
- $20 - $23 an hour
- Full-time
- Dealership
- Computer literacy
- High school diploma or GED
- Paid holidays
- Disability insurance
Quick Apply
2d
Office Assistant
FPM - Affordable Housing —Granada Hills, CA
- $18 an hour
- Microsoft Excel
- Microsoft Outlook
- Ability to walk for extended periods
- Paid holidays
- Health insurance
Quick Apply
Front Desk Administrative Assistant
Neuro Wellness Spa —Encino, CA
- $22 - $25 an hour
- Full-time
- Microsoft Word
- Microsoft Excel
- HIPAA
- Paid holidays
- Disability insurance
Quick Apply
Front Desk Receptionist
Southern California Multi-Specialty Center —Sherman Oaks, CA
- $23 - $28 an hour
- Full-time
- Spanish
- English
- Office
Quick Apply
Front Office Receptionist
Valencia Chiropractic —Valencia, CA
- $18 - $22 an hour
- Part-time
- Spanish
- HIPAA
- English
Quick Apply
2d
Administrative Support Assistant
California State University —Northridge, CA
- Weekends as needed
- Hybrid work
- Background check
- Writing skills
- Office
- COVID-19 protective measures
- Health insurance
13d
Front Office Assistant
EH Butland Corp —Los Angeles, CA
- $23 - $25 an hour
- Full-time
- Microsoft Outlook
- Research
- Office
- Health insurance
- Dental insurance
Quick Apply

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Executive Administrative Assistant to COO

Done By Dorfman
Simi Valley, CA

Quick Apply

Job Details

Full-time
$59,000 - $61,000 a year

Benefits

Health insurance
Dental insurance
401(k)
Paid time off
401(k) matching
Life insurance

Qualifications

Confidential information handling
Executive administrative support
Productivity software
Managing executive calendars
Technical Proficiency

Full Job Description

Executive Assistant to Chief Operating Officer (COO)

Done by Dorfman

Locations: Beverly Hills, West Hollywood & Simi Valley, CA

Job Type: Full-Time | In-Person

Salary: $60,000 per year

Benefits: Health Insurance 401(k) Matching Life Insurance

Position Overview

Done by Dorfman is seeking an experienced, highly organized, professional, and exceptionally discreet Executive Assistant to provide direct support to the Chief Operating Officer (COO).

This is a high-trust, hands-on position requiring someone who is proactive, detail-oriented, resourceful, dependable, and capable of managing multiple priorities in a fast-paced environment.

The Executive Assistant will work closely with the COO on executive-level administrative responsibilities, scheduling, organization, communication, business operations, and occasional personal administrative matters.

Because of the level of access associated with this position, the ideal candidate must demonstrate exceptional judgment, professionalism, discretion, and confidentiality at all times.

This is not a remote position. The Executive Assistant must be comfortable working between Beverly Hills, West Hollywood, and the COO’s home office in Simi Valley, depending on the COO’s schedule and business needs.

Key Responsibilities

Provide direct executive and administrative support to the COO
Manage a busy and changing calendar, including meetings, appointments, reminders, and scheduling
Coordinate business and personal appointments as needed
Manage emails, correspondence, documents, and follow-up items
Maintain organized records, files, schedules, and administrative systems
Prepare professional documents, reports, correspondence, and presentations
Track deadlines, outstanding tasks, projects, and priorities
Coordinate meetings, travel arrangements, reservations, and detailed itineraries
Communicate professionally with employees, vendors, patients, business partners, and other contacts on behalf of the COO
Assist with administrative and operational projects for Done by Dorfman
Ensure important tasks, commitments, and follow-up items are completed on time
Handle confidential business, employee, financial, patient-related, and personal information with the highest level of discretion
Assist with administrative responsibilities from the COO’s home office in Simi Valley when needed
Run errands and assist with logistical needs
Help organize and coordinate activities between multiple office locations
Anticipate the COO’s needs and proactively address issues before they become problems
Maintain professionalism when interacting with high-profile individuals, patients, physicians, business partners, and other contacts
Perform additional executive-support duties as needed

Qualifications

Minimum 3+ years of experience as an Executive Assistant, Personal Assistant, Office Manager, or in a senior-level administrative support role required
Proven experience directly supporting an executive, business owner, physician, or other senior-level professional
Exceptional organizational skills and attention to detail
Strong administrative background with excellent follow-through
Excellent written and verbal communication skills
Strong calendar, scheduling, and time-management abilities
Ability to manage multiple priorities and deadlines simultaneously
Ability to work independently and take initiative without requiring constant direction
Strong problem-solving skills and sound professional judgment
Proficiency with email, calendars, Microsoft Office and/or Google Workspace
Tech-savvy and comfortable learning new systems
Valid driver’s license and reliable transportation
Ability and willingness to regularly travel between Beverly Hills, West Hollywood, and Simi Valley
Ability to maintain strict confidentiality and discretion at all times
Flexibility when schedules, locations, or priorities change

Experience supporting a physician, medical practice, luxury business, entrepreneur, executive, or high-profile individual is strongly preferred.

Ideal Candidate

The successful candidate will be someone who is:

Extremely organized and detail-oriented
Professional and polished
Dependable and punctual
Proactive rather than reactive
Resourceful and solutions-oriented
An excellent communicator
Able to anticipate needs
Comfortable managing competing priorities
Calm and effective in a fast-paced environment
Excellent at following through and closing out tasks
Comfortable working closely with senior leadership
Flexible and adaptable
Highly trustworthy and confidential

We are looking for someone who understands that excellent executive support goes beyond completing assigned tasks. The right candidate will anticipate what needs to happen next, stay several steps ahead, and help keep the COO organized and operating efficiently.

Compensation & Benefits

Annual Salary: $59,000 - $61,000

Benefits include:

Health insurance
401(k) with employer matching
Life insurance

Schedule & Work Locations

This is a full-time, in-person position.

The Executive Assistant must have the flexibility to work at different locations depending on the COO’s schedule, including:

Beverly Hills
West Hollywood
COO’s home office in Simi Valley

Reliable transportation and the ability to commute between these locations are required.

Confidentiality

Confidentiality is an essential requirement of this position.

The Executive Assistant may have access to sensitive business, employee, patient, financial, operational, and personal information. The successful candidate must demonstrate excellent judgment and maintain strict confidentiality both during and outside of working hours.

About Done by Dorfman

Done by Dorfman is a Beverly Hills-based medical aesthetics practice focused on providing a highly personalized and elevated patient experience.

We are looking for an Executive Assistant who takes pride in being organized, professional, discreet, dependable, and an integral part of a fast-moving executive environment.

How to Apply

Please submit your resume along with a brief introduction that includes:

Your Executive Assistant or senior administrative experience
The types of executives or businesses you have previously supported
Your experience managing complex calendars and competing priorities
Confirmation that you are comfortable working in Beverly Hills, West Hollywood, and Simi Valley

Candidates must have at least 3 years of relevant executive or senior administrative support experience to be considered.

Job Type: Full-time

Pay: $59,000.00 - $61,000.00 per year

Benefits:

401(k)
401(k) matching
Dental insurance
Health insurance
Life insurance
Paid time off

Application Question(s):

Will you be able to travel between Simi Valley and Beverly Hills?

Experience:

Executive administrative support: 3 years (Required)

Ability to Commute:

Beverly Hills, CA 90212 (Required)

Work Location: In person

Quick Apply

Refine Your Search

office assistant jobs in mission hills, ca

Executive Administrative Assistant to COO

Executive Administrative Assistant to COO

Executive Administrative Assistant to COO

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Administrative Assistant

Part-Time Office Assistant

Office Assistant/Data Entry

Front Desk Receptionist

Administrative Assistant

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Office Assistant

Front Desk Receptionist

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Front Office Assistant

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