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Project Assistant Jobs in Modesto, CA (NOW HIRING)

Knife River Corporation

PROJECT MANAGER

Stockton, CA · On-site

Assume ownership of project after bid award and lead project kickoff. * Review project proposals to determine time frame, procedures for accomplishing project, staffing and allotment of available ...

American Advanced Management

Project Manager

Salida, CA · On-site

$23 - $25/hr

The Project Manager is responsible for defining the scope of the project in collaboration with senior management. He is responsible for executing the project according to the project plan and ...

APTIM

Project Manager

Livermore, CA · On-site

$120K - $140K/yr

We are searching for a Project Manager to support APTIM's nuclear decontamination and decommissioning (D&D) projects in Livermoore, California. The Project Manager will be responsible for the ...

Joseph Farms

SR. PROJECT ENGINEER

Atwater, CA · On-site

$90K - $125K/yr

... Assist in the maintenance of the Food Safety and Quality System. Qualifications • 5+ years ... project management software tools, including CAD and MS Office. • Working knowledge of the ...

Trilyon, Inc.

Project Manager

Los Banos, CA · On-site

$74 - $77/hr

Program Manager - Physical Security Projects Location: Remote (Must reside in or near Modesto or Los Banos) Mon-Fri (08:00 am - 5:00 pm) Duration: 6 Months Key Responsibilities: · Lead ...

Nucor

Project Manager-Lathrop

Lathrop, CA · On-site

$66K - $125K/yr

... Assist in the change order process culminating in the acceptance of the change order by the ... in project meetings as needed. • Work with Detailing Manager to help control the financial ...

Nucor

Project Manager-Lathrop

Lathrop, CA

$66K - $125K/yr

Review changes to the project to determine their scope, ensure the accuracy of same, and then process the appropriate documentation in accordance with the company's change order procedures. Assist in ...

RimePro Inc

Assistant Superintendent

Tracy, CA · On-site

$80K - $120K/yr

Summary A growing general contractor is seeking an Assistant Superintendent to support field ... This role works closely with the Superintendent and Project Management team to maintain schedules ...

RimePro Inc

Assistant Superintendent

Stockton, CA

$80K - $120K/yr

Summary A growing general contractor is seeking an Assistant Superintendent to support field ... This role works closely with the Superintendent and Project Management team to maintain schedules ...

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Project Assistant information

See Modesto, CA salary details

$14

$22

$32

How much do project assistant jobs pay per hour?

As of Aug 6, 2026, the average hourly pay for project assistant in Modesto, CA is $22.73, according to ZipRecruiter salary data. Most workers in this role earn between $18.27 and $25.62 per hour, depending on experience, location, and employer.

How much do project assistants get paid?

Project assistants typically earn between $35,000 and $55,000 annually, depending on experience, industry, and location. Entry-level roles may start lower, while experienced assistants or those in specialized fields can earn higher salaries. Compensation often includes benefits such as health insurance and paid time off.

How does a project assistant typically collaborate with project managers and other team members?

Project Assistants play a crucial role in supporting project managers by organizing schedules, preparing documentation, and facilitating communication among team members. They often attend meetings to take notes, track action items, and ensure deadlines are met. Regular collaboration with various departments is common, as Project Assistants help coordinate resources, gather updates, and address any logistical challenges that arise. This role is ideal for individuals who enjoy multitasking and thrive in a dynamic, team-oriented environment.

What does a project assistant do?

A project assistant supports project managers and teams by coordinating schedules, preparing reports, managing documentation, and tracking project progress. They often use tools like Microsoft Office and project management software to ensure tasks are completed on time. Strong organizational and communication skills are essential for this role.

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

To thrive as a Project Assistant, you need strong organizational skills, attention to detail, and a foundational understanding of project management principles, often supported by a relevant degree or coursework. Familiarity with project management software like Microsoft Project, Asana, or Trello, and proficiency in MS Office Suite are typically expected. Excellent communication, teamwork, and time management skills help you support project managers and coordinate among stakeholders effectively. These skills ensure projects run smoothly, deadlines are met, and teams stay aligned on objectives.

Is a project assistant a good entry-level job?

A project assistant role is often considered a good entry-level job because it provides exposure to project management processes, teamwork, and organizational skills. It typically requires basic administrative skills and may involve using tools like MS Office or project management software, making it suitable for those starting their careers in a professional environment.

What is a project assistant?

A project assistant provides support to the project team and helps make sure projects get done on time and budget. They answer to the project manager or project administrator or a company director. Job duties include handling communication with everyone on the project team, creating and filing documentation, preparing reports, and serving as a liaison between management and the project team. Other responsibilities may include setting up office equipment—such as computers, printers, and webcams for online conference calls, scheduling meetings and check-ins, and managing the project calendar.

What is the difference between Project Assistant vs Administrative Assistant?

AspectProject AssistantAdministrative Assistant
Required CredentialsHigh school diploma; some roles may prefer associate's degree or relevant certificationsHigh school diploma; often no specific certifications required
Work EnvironmentProject sites, offices, collaborative team settingsOffice settings, administrative departments
Employer & Industry UsageConstruction, IT, consulting, engineeringCorporate offices, government agencies, nonprofits
Common Search & ComparisonOften compared for support roles in projectsCompared for general office support roles

The Project Assistant and Administrative Assistant roles share similarities in supporting organizational functions, but Project Assistants focus more on supporting specific projects, often requiring knowledge of project management processes. Administrative Assistants handle broader administrative tasks across departments. Both roles are essential in various industries, but their focus and work environments differ slightly.

More about Project Assistant jobs
What are the most commonly searched types of Project jobs in Modesto, CA? The most popular types of Project jobs in Modesto, CA are:
What job categories do people searching Project Assistant jobs in Modesto, CA look for? The top searched job categories for Project Assistant jobs in Modesto, CA are:
What cities near Modesto, CA are hiring for Project Assistant jobs? Cities near Modesto, CA with the most Project Assistant job openings:
Project Assistant jobs near you
Infographic showing various Project Assistant job openings in Modesto, CA as of July 2026, with employment types broken down into 80% Full Time, 15% Part Time, 1% Temporary, and 4% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $47,279 per year, or $22.7 per hour.

PROJECT MANAGER

Knife River Corporation

Stockton, CA • On-site

Full-time

Re-posted 26 days ago

Knife River rating

7.6

Company rating: 7.6 out of 10

Based on 63 frontline employees who took The Breakroom Quiz

224th of 536 rated manufacturers

Job description

Knife River Construction - Stockton is a construction business supplying contracting and construction services to public and private customers. We are looking to fill a full-time position of Project Manager.
Responsibilities for the position will include:
  1. Assume ownership of project after bid award and lead project kickoff.
  2. Review project proposals to determine time frame, procedures for accomplishing project, staffing and allotment of available resource to various phases of project.
  3. Establishes work plan and staffing and arranges for recruitment or assignment of project personnel.
  4. Confers with project staff to outline work plan and to assign duties, responsibilities and scope of authority
  5. Directs and coordinates activities of project personnel
  6. Reviews status report and prepares project reports
  7. Coordinate with superintendents, subcontractors, and vendors.
  8. Prepare monthly cost reports, schedules and forecasts.Manage RFIs, submittals, and document control. Oversee Project Engineer (PE).
  9. Provide ongoing support to construction/operations for efficient and profitable execution of work including scheduling, procurement and change orders/supplemental work processes.
  10. Partner with Contract Administrator to review and process financial aspects of contracts (ie: billings, subcontract payments, material payments, collections, etc.)
  11. Troubleshoot and problem solve situations/problems (material quality, equipment operation/repair, etc.).
  12. Lead owner and stakeholder communications and meetings.
  13. Ensure MSHA, OSHA, EPA, DNR, safety and environmental regulation compliance.
  14. Manage project closeout activities.
  15. Performs other duties as assigned.

Knowledge, Skills, And Abilities:
  1. Product and industry knowledge
  2. Ability to build & maintain relationships
  3. Strong understanding of construction contracts and risk management
  4. Proficiency with project management software and Excel.
  5. Strong leadership, communication, and decision-making skills.
  6. Regulatory compliance

Minimum Qualifications:
1. BS degree in Civil Engineering, Construction Management or equivalent experience.
2. Minimum 7 years project management experience
3. Ability to provide and maintain proper licensure and acceptable driving record
4. Fluency in Microsoft Office.
5. Preference for experience using bidding software HCSS.
How To Apply:
Knife River is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, age, color, religion, gender, gender identity, sexual orientation, national origin, disability, protected Veteran status or any other protected category under applicable state/federal law.
Subject to pre-employment drug testing and background checks.
If unable to apply online, mail completed application to:
PO Box 6099
Stockton, CA 95206
Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities
This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.

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