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Jobsite Assistant Jobs in California (NOW HIRING)

Clark Construction Group

Safety Manager / SSHO

Oceanside, CA · On-site

$77K - $103K/yr

Teach safety-related topics within Clark beyond your jobsite * Assist with business plan objective and/or other corporate initiatives including OSHA, Red and Blue Alerts and Corporate policies and ...

Clark Construction Group

Safety Manager / SSHO

San Diego, CA · On-site

$79K - $106K/yr

Teach safety-related topics within Clark beyond your jobsite * Assist with business plan objective and/or other corporate initiatives including OSHA, Red and Blue Alerts and Corporate policies and ...

W.E. O'Neil Construction

Project Scheduler

Los Angeles, CA · On-site

$100K - $130K/yr

Create and maintain a positive work environment at the project jobsite * Assist with the preparation and distribution of overall project schedules and ahead schedules, as needed * Confidence in ...

W.E. O'Neil Construction

Project Scheduler

San Diego, CA · On-site

$100K - $130K/yr

Create and maintain a positive work environment at the project jobsite * Assist with the preparation and distribution of overall project schedules and ahead schedules, as needed * Confidence in ...

W.E. O'Neil Construction

Project Scheduler

Irvine, CA · On-site

$100K - $130K/yr

Create and maintain a positive work environment at the project jobsite * Assist with the preparation and distribution of overall project schedules and ahead schedules, as needed * Confidence in ...

AVI-SPL

Installation Technician I

Irvine, CA · On-site

$22.25 - $29.50/hr

... jobsite * Assist with basic mechanical fabrication and basic rack wiring * Travel to various job sites required * Perform additional tasks, responsibilities, and projects as needed to support the ...

STAND 8

HVAC Project Engineer

Los Angeles, CA · On-site

$56K - $72K/yr

Coordinate the procurement and delivery of materials and equipment to ensure timely availability at the jobsite. * Assist in maintaining project schedules, budgets, and overall project documentation ...

AVI-SPL

Installation Technician I

Irvine, CA · On-site

$22.25 - $29.50/hr

... jobsite * Assist with basic mechanical fabrication and basic rack wiring * Travel to various job sites required * Perform additional tasks, responsibilities, and projects as needed to support the ...

CVG

Warehouse Assistant

Belmont, CA · On-site

$20 - $27/hr

Perform setup and cleanup tasks at jobsite as needed, including demolition, and properly disposing of debris and waste materials. * Assist in preparing and installing job safety boards and jobsite ...

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Jobsite Assistant information

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

To thrive as a Jobsite Assistant, you need basic construction knowledge, strong organizational abilities, and familiarity with safety protocols, often supported by a high school diploma or equivalent. Experience with tools like project management software, time-tracking systems, and Microsoft Office is commonly required. Excellent communication, reliability, and attention to detail are vital soft skills for coordinating teams and managing logistics. These skills ensure smooth site operations, support project timelines, and help maintain a safe, productive work environment.

How does a jobsite assistant typically support communication between field crews and project managers?

A Jobsite Assistant plays a crucial role in facilitating smooth communication between field crews and project managers. They often relay updates on project progress, coordinate daily schedules, and ensure that any changes or issues are promptly communicated to the right people. This helps prevent misunderstandings, keeps tasks on track, and enables quick resolution of any onsite challenges. By maintaining organized records and acting as a reliable point of contact, Jobsite Assistants help ensure the project runs efficiently and everyone stays informed.

What is a jobsite assistant?

Jobsite Assistants are support professionals who help construction teams by performing a variety of tasks on-site. Their duties often include organizing tools and materials, maintaining site cleanliness, assisting skilled workers, and ensuring safety protocols are followed. They play a crucial role in keeping construction projects running smoothly and efficiently by handling logistics and general labor. Jobsite Assistants may also help with communication between crew members and supervisors. This entry-level position is a great way to gain experience in the construction industry.
What are the most commonly searched types of Jobsite jobs in California? The most popular types of Jobsite jobs in California are:
What are popular job titles related to Jobsite Assistant jobs in California? For Jobsite Assistant jobs in California, the most frequently searched job titles are:
What job categories do people searching Jobsite Assistant jobs in California look for? The top searched job categories for Jobsite Assistant jobs in California are:
What cities in California are hiring for Jobsite Assistant jobs? Cities in California with the most Jobsite Assistant job openings:
Jobsite Assistant jobs near you
Infographic showing various Jobsite Assistant job openings in California as of August 2026, with employment types broken down into 1% As Needed, 76% Full Time, 19% Part Time, 2% Temporary, and 2% Contract. Highlights an 98% Physical, 1% Hybrid, and 1% Remote job distribution.

Assistant Foreman/Tank Builder (PTS-CA)

Phillips Tank and Structure - Steel Valley Fabricators

Long Beach, CA • On-site

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 17 days ago

Job description

About PTS: Trusted, Responsive, and Nationwide
Phillips Tank & Structure (PTS) is a growing, team-oriented, nationwide tank construction company with headquarters in Braddock, Pennsylvania, just outside of the City of Pittsburgh. We have over 190 employees and branch offices in Texas, California, Kentucky, and Hawaii. We specialize in designing, engineering, repairing, and constructing above-ground metal storage tanks and related structures, including welded tanks, bolted tanks, and geodesic domes. We have active projects in various industries, such as petroleum, power, chemical, and renewable fuels.
At PTS, our commitment to our customers shapes everything we do. We have served companies across an array of industries, handling new tanks, repairs, and modifications. Our collective methodology, industry knowledge, and exhaustive range of abilities permit us to meet one-of-a-kind needs of our customers as they react to industry expectations. We believe in good quality and on-time delivery. We provide an excellent working relationship based on integrity and professionalism.
Why Choose PTS?
  • Positive Work Culture: PTS employees experience a healthy blend of creativity, accountability, motivation, and improvement through team-based interactions with peers and other group members.
  • Professional Development: PTS is a growing company with many opportunities for advancement. PTS' systems-based approach to training and development helps employees quickly find the path to success in our company.
  • Intellectual Satisfaction: Being part of a team that executes unique and challenging projects throughout the country and actually builds something is an exciting endeavor.

Our Core Principles
  • Service: The primary expectation for all employees at PTS is to focus on service. We are called to serve our customers as well as our co-workers and suppliers. We endeavor to build a cohesive team of employees who care about the well-being of the group.
  • Planning and Problem Solving: Planning and problem solving should be utilized to achieve productivity. We will strive every day to be organized and efficient in our approach. We will always look for better ways to achieve results rather than propagating inefficient or inaccurate methods.
  • Personal Development: Every employee should assist in the development of co-workers just as each employee should pursue their own personal development. Mentor and teammate relationships lay the groundwork for future growth and rewards.

Assistant Foreman
Long Beach, CA area
Phillips Tanks and Structure is looking for a full time Assistant Foreman to join its growing team in the Signal Hill, CA area.
Job Duties and Responsibilities but not limited to:
  • Assist the Foreman in coordination of projects and other crew members to provide optimum service
  • Assist the Foreman with being a point of contact with customer, vendors, and subcontractors on site
  • Represent PTS (Phillips Tank & Structure) in a professional, positive manner to customers and employees
  • Understand and assist in the allocation of individual job tasks in relation to the skill set of the crew member, allocated budgeted hours, and job sequence
  • Facilitate harmonious working relationships with crew members to prevent problems and conflicts
  • Perform regular job site observations (safety and quality) to provide direction for all crew members
  • Act as an intermediary between crew members, keeping them advised of policies, procedures, and requirements of PTS and the Foreman
  • Ensure that employees follow proper safety policies and procedures
  • Works to maintain a high standard of Safety, Quality and Productivity
  • Establish supervisor level of understanding of all assigned projects
  • Understand and follow drawing packages
  • Mentor less experienced crew members. Specifically, SSI (Short Service Industry) and SSC (Short Service Company)
  • Supervise and provide instruction on a variety of tasks, equipment, and tools
  • Proficiently operate all tools on jobsite including power tools, air tools, welding equipment, testing equipment, and safety equipment
  • Proficiently setup and operate weld machines, generators, and air compressor
  • Proficiently operate heavy equipment including forklifts, skid steers, and aerial lift
  • Knowledge of crane operations and use including rigging and signaling
  • Understand and assist in the care and maintenance of all tooling, equipment
  • Understand and assist in receiving, inspecting, and inventorying of all material.
  • Assist in maintaining a clean and orderly jobsite.
  • Assist Foreman with trailer inventory requirement.
  • Timely submits accurate, neat, and orderly documentation (as required)
  • Responsibility to present the Foreman assigned to the project, completed JSA and daily equipment inspection documentation, AF to delegate at discretion
  • Responsibility to diligently complete S309 Weekly Safety Checklist documentation for
  • Project Job Book and Safety record

Requirements
  • Have great communication and organization skills.
  • The ability to solve problems and suggest improvements to our systems.
  • Basic Computer Skills. I.E. Excel, Word, Office, Data Base Operation a plus.
  • Have excellent attendance and show up to work on time every day.
  • The willingness to learn.
  • Be at least 18 years old.
  • Be able to lift 50 lbs.
  • Have a high school diploma or equivalent.
  • Be eligible to work in the United States.
  • Be willing to authorize background checks.
  • Have no criminal convictions for dishonesty, sexual misconduct, violence, or acts of terrorism.
  • Have a valid driver's license.
  • Be willing to authorize motor vehicle driving record checks.
  • Be willing to submit to pre-hire, random, and post-incident drug and alcohol testing.
  • Ability to weld is a plus.

Benefits:
  • Competitive Pay with annual reviews
  • Health, Dental and Vision insurance
  • 401k with company match
  • Great culture of teamwork, learning and development.
  • Paid Time Off (accruing immediately)
  • You'll be part of a team where YOU matter.

To Apply:
If interested, complete the job application from our website at www.phillipstank.com/careers. We are an Equal Employment Opportunity employer.

Apply