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General Contractor Assistant Jobs in California (NOW HIRING)

Aligcus Construction

Be Seen First

Sales Assistant

San Gabriel, CA · On-site

$20 - $25/hr

Ali-General Contractor US (ALIGCUS) was founded in 2008. After nearly ten years of development, the company has also developed into a full-service real estate enterprise integrating real estate ...

RIMEPRO INC

Assistant Superintendent

Coronado, CA · On-site

$95 - $140/hr

Summary A growing vertically integrated multifamily developer and general contractor is seeking an Assistant Superintendent to support field operations on large-scale apartment and residential ...

RimePro Inc

Assistant Superintendent

Coronado, CA · On-site

$90K - $125K/yr

Summary A growing vertically integrated multifamily developer and general contractor is seeking an Assistant Superintendent to support field operations on large-scale apartment and residential ...

A.M. Ortega Construction

Yard Assistant

Lakeside, CA · On-site

$16 - $19.50/hr

Monday - Friday (7:00 am to 3:30 pm) General Contractor based in San Diego County is seeking a Full Time, Yard Assistant to assist in maintaining a clean, organized and safe working environment ...

A.M. Ortega Construction

Yard Assistant

Lakeside, CA · On-site

$16 - $19.50/hr

Monday - Friday (7:00 am to 3:30 pm) General Contractor based in San Diego County is seeking a Full Time, Yard Assistant to assist in maintaining a clean, organized and safe working environment ...

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General Contractor Assistant information

See California salary details

$10

$17

$23

How much do general contractor assistant jobs pay per hour?

As of Sep 7, 2026, the average hourly pay for general contractor assistant in California is $17.35, according to ZipRecruiter salary data. Most workers in this role earn between $14.59 and $20.48 per hour, depending on experience, location, and employer.

What is a general contractor assistant?

General Contractor Assistants support general contractors in managing construction projects by performing administrative, organizational, and hands-on tasks. Their duties often include coordinating schedules, communicating with subcontractors and suppliers, maintaining project documentation, and ensuring that safety regulations are followed on-site. They help keep projects running smoothly by assisting with project planning, budget tracking, and addressing any logistical needs that arise. This role is vital for efficient project execution and helps ensure construction projects are completed on time and within budget.

What does a general contractor assistant do?

As a general contractor assistant, you assist construction teams on a building site and in an office. Your responsibilities include tasks like preparing and securing equipment, maintaining clean and safe work areas, and collaborating with teams of workers to complete each project. You use power and hand tools, direct subcontractors and temporary staff on daily duties, inventory materials, and collaborate with team members to complete tasks. Duties also include attending meetings and taking notes as necessary, communicating with teams of architects, engineers, subcontractors, and other team members, and following guidelines to ensure each structure is safe and meets code requirements.

What are the key skills and qualifications needed to thrive as a general contractor assistant, and why are they important?

To thrive as a General Contractor Assistant, you need a basic understanding of construction processes, project documentation, and safety protocols, often supported by a high school diploma or relevant trade certifications. Familiarity with project management software, scheduling tools, and construction site equipment is typically required. Strong organizational skills, attention to detail, and effective communication make someone stand out in this position. These skills are crucial for supporting project efficiency, ensuring safety compliance, and facilitating smooth coordination between teams and subcontractors.

What are some typical challenges faced by a general contractor assistant, and how can they be managed?

General Contractor Assistants often face challenges such as juggling multiple tasks on tight deadlines, coordinating with various subcontractors, and adapting quickly to changes on the job site. Effective time management, clear communication, and a proactive approach to problem-solving are essential for success in this role. Building strong relationships with team members and staying organized can help manage these challenges and contribute to smooth project execution.

What is the difference between General Contractor Assistant vs Construction Coordinator?

AspectGeneral Contractor AssistantConstruction Coordinator
CredentialsHigh school diploma, some experience in constructionHigh school diploma, often some project management knowledge
Work EnvironmentConstruction sites, officesConstruction sites, project offices
Employer & Industry UsageConstruction companies, general contractorsConstruction firms, project management teams
Common Search & ComparisonYesYes

The main difference is that a General Contractor Assistant supports the general contractor with daily tasks, scheduling, and coordination, often focusing on site assistance. A Construction Coordinator typically handles project planning, communication, and documentation, often with more emphasis on administrative and organizational duties. Both roles are essential in construction projects but differ in scope and responsibilities.

More about General Contractor Assistant jobs

What are the most commonly searched types of General Contractor jobs in California?

The most popular types of General Contractor jobs in California are:

What are popular job titles related to General Contractor Assistant jobs in California?

For General Contractor Assistant jobs in California, the most frequently searched job titles are:

What job categories do people searching General Contractor Assistant jobs in California look for?

The top searched job categories for General Contractor Assistant jobs in California are:

What cities in California are hiring for General Contractor Assistant jobs?

Cities in California with the most General Contractor Assistant job openings:

General Contractor Assistant jobs near you
Infographic showing various General Contractor Assistant job openings in California as of August 2026, with employment types broken down into 1% As Needed, 80% Full Time, 16% Part Time, 2% Contract, and 1% Nights. Highlights an 97% Physical, 1% Hybrid, and 2% Remote job distribution, with an average salary of $36,089 per year, or $17.4 per hour.

Marketing Assistant

The Whiting-Turner Contracting Company

Sonoma, CA • On-site

$44K - $56K/yr

Other

This job post has expired 3 days ago. Applications are no longer accepted.

Job description

The Whiting-Turner Contracting Company is a National ENR (Engineering News-Record) Top 25 General Contractor seeking an early-career Marketing Assistant for its fast-paced, entrepreneurial, team-based working environment in the San Francisco Bay Area.


The Marketing Assistant is responsible for working with the Operations Groups and Project Managers through Senior Vice Presidents in their pursuits to secure new work. The Marketing Assistant participates in all stages of the pursuit, from strategy to proposal preparation to presentations, in a deadline-driven environment.



Some of the marketing assistant’s duties for project pursuits include:

  • Collaborating with operations to determine best strategy in responding to an RFQ / RFP.
  • Developing relevant proposal materials (firm profile, resumes, project sheets, etc.).
  • Editing content to ensure quality, accuracy, readability, etc.
  • Transforming text-heavy narratives into visual/graphical responses.
  • Preparing teams for client presentations.
  • Performing market research.


The majority of the position is working with:

  • Adobe InDesign.
  • Microsoft Office 365 including PowerPoint, Word and Excel.
  • Adobe Photoshop (an extensive knowledge of the program is a plus, but not a requirement).
  • Company opportunity management software.


The successful candidate must have a bachelor’s degree in Marketing or Communications and should be proficient in the software mentioned above.


Sporadic travel is required, generally occurring 1-3 days at a time.


The Whiting-Turner Contracting Company is an Equal Opportunity Employer, including the disabled and veterans.

Apply