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Owner Assistant Jobs in California (NOW HIRING)

McCarthy Building Companies, Inc.

MEP Manager

San Diego, CA · On-site

$130K - $160K/yr

This position works with Project Manager to ensure successful completion and turnover to the owner. RESPONSIBILITIES * Assist Estimating with Bidding and Preconstruction, defining/developing scope of ...

Private Listing

Sous Chef

San Francisco, CA

$72K - $75K/yr

Support the Chef/Owner with scheduling and labor control as well as oversee daily ordering to keep in line with budget and target margins * Assist in creation of SOPs and for the kitchen specifically ...

Posted today

Taco Bell

Shift Lead

La Habra, CA · On-site

$14.50 - $18/hr

Act Like an Owner * Assist Profit and Loss management by following cash control/security procedures, maintaining inventory and managing labor. * Oversee proper product preparation, rotation ...

GlobalLogic

Product Owner IRC303907

San Jose, CA · On-site +1

$140K - $150K/yr

Product Owner Location: Remote Join the Engineering team delivering safety-critical, regulated ... Actively assist with and support release planning efforts. Medical Device Compliance: Ensure all ...

Hitachi Careers

Product Owner IRC303907

San Jose, CA · On-site +1

Product Owner Location: Remote Join the Engineering team delivering safety-critical, regulated ... Actively assist with and support release planning efforts. Medical Device Compliance: Ensure all ...

New

Taco Bell

Shift Lead

Buena Park, CA · On-site

$14.25 - $17.50/hr

Act Like an Owner * Assist Profit and Loss management by following cash control/security procedures, maintaining inventory and managing labor. * Oversee proper product preparation, rotation ...

Taco Bell

Shift Lead

La Habra, CA · On-site

$14.50 - $18/hr

Act Like an Owner * Assist Profit and Loss management by following cash control/security procedures, maintaining inventory and managing labor. * Oversee proper product preparation, rotation ...

Smashburger

Shift Manager

Marina, CA · On-site

$16.50 - $21/hr

Act Like an Owner * Assist Profit and Loss management by following cash control/security procedures, maintaining inventory and managing labor. * Oversee proper product preparation, rotation ...

Smashburger

Shift Manager

Hollister, CA · On-site

$16 - $20/hr

Act Like an Owner * Assist Profit and Loss management by following cash control/security procedures, maintaining inventory and managing labor. * Oversee proper product preparation, rotation ...

Golden1

Technical Product Owner

Sacramento, CA · On-site

$112K - $125K/yr

Technical Product Owner STATUS: Exempt REPORTS TO: Director - Enterprise Core Banking and ... the organization. * Assist and guide business partners in developing business requirements ...

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All JobsOwner JobsOwner Assistant JobsOwner Assistant Jobs in California

Owner Assistant information

See California salary details

$10

$22

$37

How much do owner assistant jobs pay per hour?

As of Sep 13, 2026, the average hourly pay for owner assistant in California is $22.81, according to ZipRecruiter salary data. Most workers in this role earn between $15.48 and $27.45 per hour, depending on experience, location, and employer.

What is an owner assistant?

Owner Assistants are professionals who provide administrative and personal support to business owners or executives. Their responsibilities can include managing schedules, handling correspondence, organizing meetings, and assisting with daily operations. They may also coordinate travel, help with project management, and act as a liaison between the owner and other staff or clients. Strong organizational, communication, and multitasking skills are essential for this role. The position is critical for ensuring that owners can focus on high-level decision-making and business growth.

What are the key skills and qualifications needed to thrive as an owner assistant, and why are they important?

To thrive as an Owner Assistant, you need strong organizational abilities, attention to detail, and proficiency in administrative tasks, typically supported by experience in office management or a related field. Familiarity with scheduling software, office productivity suites (like Microsoft Office or Google Workspace), and sometimes customer relationship management (CRM) systems is expected. Excellent communication, discretion, and problem-solving skills help you anticipate needs and facilitate smooth operations. These skills ensure the owner’s time is optimized and business functions run efficiently.

What are some common challenges faced by an owner assistant, and how can they be effectively managed?

Owner Assistants often juggle a wide variety of tasks, from managing schedules and handling correspondence to coordinating meetings and supporting special projects. A common challenge is adapting to the owner's evolving priorities and working style, which requires strong communication and organizational skills. Proactively anticipating needs, maintaining confidentiality, and staying flexible are key strategies for managing these challenges. Building a strong working relationship with the owner and other team members also helps ensure smooth operations and job satisfaction.

What is the difference between Owner Assistant vs Office Manager?

AspectOwner AssistantOffice Manager
Required CredentialsHigh school diploma or equivalent; some roles may prefer administrative certificationsHigh school diploma; some roles may require business or management certifications
Work EnvironmentPrivate offices, small businesses, or entrepreneurial settingsCorporate offices, small to medium-sized businesses
Employer & Industry UsageUsed in small business, real estate, or personal servicesCommon in corporate, nonprofit, and administrative sectors
Common Search & Comparison IntentOften compared for administrative support roles assisting business ownersCompared for overseeing office operations and staff management

The Owner Assistant primarily provides administrative support directly to business owners, often in small or entrepreneurial settings. In contrast, the Office Manager oversees daily office operations, manages staff, and ensures organizational efficiency. While both roles require strong organizational skills, the Owner Assistant focuses on personal and business-related tasks, whereas the Office Manager handles broader administrative functions within an organization.

What cities in California are hiring for Owner Assistant jobs?

Cities in California with the most Owner Assistant job openings:

Infographic showing various Owner Assistant job openings in California as of August 2026, with employment types broken down into 1% As Needed, 70% Full Time, 23% Part Time, 1% Temporary, and 5% Contract. Highlights an 98% Physical, 1% Hybrid, and 1% Remote job distribution, with an average salary of $47,441 per year, or $22.8 per hour.

MEP Manager

San Diego, CA • On-site

McCarthy Building Companies, Inc.
Construction • 1 - 5K employees
Learn more about McCarthy Building Companies, Inc.external

$130K - $160K/yr

Full-time

Re-posted 6 days ago

McCarthy Building Companies rating

7.4

Company rating: 7.4 out of 10

Based on 29 frontline employees who took The Breakroom Quiz

Job description

POSITION SUMMARY
Mechanical/Electrical/Plumbing Manager leads the effort in coordinating those trades with the rest of the project team. This position works with Project Manager to ensure successful completion and turnover to the owner.
RESPONSIBILITIES
  • Assist Estimating with Bidding and Preconstruction, defining/developing scope of work for MEP and evaluating subsequent bids
  • Review Contract Documents, making suggestions/modifications as they relate to the MEP trades
  • Manage and lead MEP subcontractors throughout duration of the project (from Groundbreaking through Commissioning and Turnover to Owner)
  • Assist Scheduling department with developing detailed CPM schedules for all MEP installation activities, including cost and resource loading
  • Develop an MEP Schedule of Values and assist in billing process
  • Work with Superintendent on project logistics and temporary facility plans
  • Review and approve material and equipment for MEP systems prior to installation
  • Monitor the installation and start-up of MEP systems and commissioning of project with Engineer & Owner
  • Coordinate activities, materials procurement and other related activities with Project Manager and Field Staff
  • Communicate progress and prepare appropriate reports as needed by Project Manager, Project Director, Owner's Rep, Architect, etc.
  • Represent McCarthy in regards to the MEP process at weekly Owner's meetings
  • Supervise, develop and mentor MEP Project Engineers, if applicable
  • Oversee the BIM Coordination process, from initial planning to execution

QUALIFICATIONS
  • 7+ years of experience in Construction/MEP Coordination
  • Thorough knowledge of all mechanical, electrical plumbing and low-voltage systems
  • General understanding of Building Codes, Mechanical Codes, Electrical Codes and Plumbing Codes as they relate to construction of project
  • Bachelors degree in Construction Management or Engineering a plus
  • General knowledge of construction principles/practices required
  • Proficient in the use of BIM software such as AutoCAD, Navisworks, and Revit is preferred
  • Experienced dealing with MEP subcontracts and subcontractors

McCarthy is proud to be an equal opportunity employer, including disability and protected veteran status.
NOTICE TO EXTERNAL SEARCH FIRMS: McCarthy's Talent Acquisition Team is the only authorized representative permitted to engage with external search firms, staffing agencies, or other third-party recruiting partners. McCarthy maintains an Approved Agency List for recruiting partners, which is reviewed and updated annually.
McCarthy will only consider submissions from agencies with a signed fee agreement in place for the current year. McCarthy does not accept unsolicited resumes, candidate submissions, or referrals from agencies that do not meet these requirements.
If a candidate is submitted without an active agreement, McCarthy will have no obligation to pay any fees and reserves the right to contact, engage, interview, or hire such candidate(s) without any financial or other responsibility to the submitting agency. Unsolicited resumes, including those sent directly to hiring managers or other employees, will be considered the property of McCarthy.
For California locations only, the salary range for this position is: $130,000-160,000 depending on location. This does not include a possible bonus and other benefits which can impact total compensation. Compensation offered may vary based on work location, experience, qualifications, specialty, training, and market and business considerations, among other factors.

What McCarthy Building Companies employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom

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About McCarthy Building

Sourced by ZipRecruiter

McCarthy Building, headquartered in Saint Louis, MO, US, is a leading construction company primarily offering general contracting, design-build and construction management services throughout the United States. Its prominent industry presence can be explored in detail on its official website, mccarthy.com. Founded in 1864, the company has built a robust legacy marked by significant contributions to the U.S. construction industry. McCarthy Building engages a broad range of sectors, including healthcare, education, commercial, renewable energy, and advanced technology.

Industry

Construction

Company size

1,001 - 5,000 Employees

Headquarters location

Saint Louis, MO, US

Year founded

1864

Social media

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