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Assistant Contractor Jobs in Modesto, CA (NOW HIRING)

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Assistant Contractor information

What is an assistant contractor?

Assistant contractors are professionals who support lead contractors or project managers on construction projects. Their duties often include coordinating schedules, managing supplies, communicating with subcontractors, and ensuring safety protocols are followed. They help keep projects on track by handling various administrative and on-site tasks, making them essential for efficient project execution. Assistant contractors typically have a background in construction or project management and may be working toward becoming lead contractors themselves.

What are the key skills and qualifications needed to thrive as an assistant contractor?

To thrive as an Assistant Contractor, you need a solid understanding of construction methods, project management basics, and relevant safety regulations, often supported by a high school diploma or trade school certification. Familiarity with construction management software, blueprint reading, and basic hand and power tools is commonly required. Strong communication, problem-solving, and organizational skills help you collaborate effectively with teams and manage on-site challenges. These competencies are essential for ensuring projects are completed safely, efficiently, and to the required standards.

What are some common challenges assistant contractors face when managing multiple projects simultaneously?

Assistant Contractors often juggle several projects at different stages, which can make prioritizing tasks and maintaining clear communication challenging. Staying organized, meeting deadlines, and coordinating with various teams—such as suppliers, subcontractors, and inspectors—are daily hurdles. Adapting quickly to shifting project needs and resolving unexpected issues on-site are key skills that help Assistant Contractors succeed in a dynamic work environment.

What is the difference between Assistant Contractor vs Construction Supervisor?

AspectAssistant ContractorConstruction Supervisor
CredentialsTypically requires a high school diploma or equivalent; some roles prefer certifications in construction managementUsually holds a bachelor's degree in construction management or related field; relevant certifications like OSHA are common
Work EnvironmentAssists on construction sites, offices, and project planning areasOversees daily site operations, manages workers, and ensures safety compliance
Employer & Industry UsageUsed by construction firms, contractors, and project managers for support rolesEmployed by construction companies and project owners to supervise projects

While both roles are involved in construction projects, an Assistant Contractor primarily supports project management tasks and assists with coordination, whereas a Construction Supervisor directly oversees site activities and manages workers to ensure project progress and safety compliance.

What are the most commonly searched types of Contractor jobs in Modesto, CA?

The most popular types of Contractor jobs in Modesto, CA are:

What cities near Modesto, CA are hiring for Assistant Contractor jobs?

Cities near Modesto, CA with the most Assistant Contractor job openings:

Assistant Contractor jobs near you

STUDENT ASSISTANT

California State University

Turlock, CA • On-site

$16.90/hr

Full-time

Re-posted 8 days ago

California State University rating

7.9

Company rating: 7.9 out of 10

Based on 46 frontline employees who took The Breakroom Quiz

213th of 628 rated colleges and universities

Job description

STUDENT ASSISTANT

Apply now Job no: 559610
Work type: Student Assistant
Location: Stanislaus - Turlock
Categories: Temporary, Time Varies, Information Systems & Technology, On-site (work in-person at business location), Unit 15 - CSUEU - Student Assistants

    • Position Summary
    • Temporary hourly-intermittent student assistant positions available in Information Technology (IT). 

    • Start Date
    • Positions available on or after August 17, 2026 and ending on or before May 31, 2027.  Possibility of reappointment based on budget, department needs, and job performance.
    • Job Description/Duties

    • Duties include but are not limited to:
      • Assist faculty, staff, and students in the use of classroom technology.
      • Perform daily room checks to ensure the operation and readiness of classroom/conference room technology.
      • Deliver equipment across campus.
      • Assist with receiving, unboxing, organizing, and moving equipment and supplies.
      • Other duties as assigned.
    • Qualifications
    • Required Qualifications:
      • Undergraduate students must be registered/enrolled in a minimum of six (6) Fall/Spring units.
      • Post-baccalaureate students in a graduate program must be registered in a minimum of four (4) Fall/Spring units. 
    • Salary Range
    • $16.90 per hour. 
    • How to Apply
    • To be considered, qualified candidates must submit a completed Stanislaus State online employment application and resume. Applications are accepted electronically only.  Please note that failure to completely fill out each section of the online application may result in your application not receiving consideration.  To apply online, please click the "Apply Now" button on this page.
    • Application Deadline
    • OPEN UNTIL FILLED
    • Background Clearance Notice
    • Satisfactory completion of a background check (which includes checks of employment records, education records, criminal records, civil records; and may include motor vehicle records, professional licenses, and sex offender registries, as position requires) is required for employment.  CSU will make a conditional offer of employment, which may be rescinded if the background check reveals disqualifying information, and/or it is discovered that the candidate knowingly withheld or falsified information.  Failure to satisfactorily complete the background check may affect the continued employment of a current CSU employee who was conditionally offered the position.
      Education Code 89521 Requirements: Applicants will be required to disclose whether they have received a final administrative decision or final judicial decision determining that they have committed sexual harassment within the last 7 years before an offer of employment is extended. Applicants who reach the final stages of the application process must sign a release form that authorizes the release of information by the applicant's current and/or former employers to the CSU concerning any substantiated allegations of misconduct.
    • Additional Information
    • Clery Act Disclosure

      Pursuant to the Jeanne Clery Disclosure of Campus Security Policy and Campus Crime Statistics Act, the annual security report (ASR), is now available for viewing at  https://www.csustan.edu/epc/clery-safety-reports. The ASR contains the current security and safety-related policy statements, emergency preparedness and evacuation information, crime prevention and sexual assault prevention information, and drug and alcohol prevention programming. The ASR also contains statistics of Clery Act crimes for Stanislaus State for the previous three years. A paper copy of the ASR is available upon request by contacting the office of the Clery Director located at One University Circle, Turlock, CA 95382.

      Equal Employment Opportunity

      The university is an Equal Opportunity Employer and does not discriminate against persons on the basis of race, religion, color, ancestry, age, disability, genetic information, gender, gender identity, gender expression, marital status, medical condition, national origin, sex, sexual orientation, covered veteran status, or any other protected status. All qualified individuals are encouraged to apply.

      Applicants requiring necessary accommodations to the application process may contact the Human Resources Department at (209) 667-3351.  California Relay Service is available at (800) 735-2922 voice and (800) 735-2929 TDD.  As a federal contractor, we are committed to attracting a diverse applicant pool.  Please consider completing the Voluntary Self-Identification of Disability form (your response will not be shared with the search committee) at:  https://www.dol.gov/ofccp/regs/compliance/sec503/Self_ID_Forms/VoluntarySelf-ID_CC-305_ENG_JRF_QA_508c.pdf.

      CSU Stanislaus hires only individuals lawfully authorized to work in the United States.  In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification document form upon hire.

      The CSU is a state entity whose business operations reside within the State of California. The CSU prohibits hiring employees to perform CSU-related work outside California.

    •  

    • The individuals who appear to be the best qualified for this position will be contacted by telephone or email for an interview.

      INFORMATION CONTAINED IN THIS ANNOUNCEMENT MAY BE SUBJECT TO CHANGE WITHOUT NOTICE

      #LI-DNI

Advertised: Jul 28 2026 Pacific Daylight Time
Applications close:

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About California State University

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California State University, Fresno is one of 23 campuses in the California State University System. The University's mission is to boldly educate and empower students for success through our values of Discovery, Diversity and Distinction. The current student population is more than 25,000, including a large percentage of students with diverse and culturally rich backgrounds. The University serves the San Joaquin Valley while maintaining deep involvement with the state, nation, and across the globe.

Industry

Colleges, universities, and professional schools

Company size

1,001 - 5,000 Employees

Headquarters location

Long Beach, CA, US

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