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Project Assistant Jobs in Modesto, CA (NOW HIRING)

Big-D is looking for a dynamic Senior Project Manager. This is a great opportunity to start a ... Proficient in technical writing for proposals * Assist in developing prequalified subcontractor ...

Big-D is looking for a dynamic Senior Project Manager. This is a great opportunity to start a ... Proficient in technical writing for proposals * Assist in developing prequalified subcontractor ...

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Prepare project takeoffs using project plans (via BlueBeam software); assist with project estimating and creating change orders * Create and update detailed project timelines; forecast budgets using ...

Project Manager

Modesto, CA · On-site

$120K - $150K/yr

Our Project Manager plays a critcal role in our organization and will be responsible for managing complex projects, both public and private. Our Project Manager will also coordinate the project ...

Project Manager

Tracy, CA · On-site

$130K - $175K/yr

Summary A growing design-build general contractor is seeking an experienced Project Manager to lead ground-up multifamily construction projects from preconstruction through closeout. The company ...

Our Project Manager plays a critcal role in our organization and will be responsible for managing complex projects, both public and private. Our Project Manager will also coordinate the project ...

Our Project Manager plays a critcal role in our organization and will be responsible for managing complex projects, both public and private. Our Project Manager will also coordinate the project ...

Our Project Manager plays a critcal role in our organization and will be responsible for managing complex projects, both public and private. Our Project Manager will also coordinate the project ...

Project Manager

Modesto, CA · On-site

$120K - $150K/yr

Our Project Manager plays a critcal role in our organization and will be responsible for managing complex projects, both public and private. Our Project Manager will also coordinate the project ...

Project Manager

Modesto, CA · On-site

$120K - $150K/yr

Our Project Manager plays a critcal role in our organization and will be responsible for managing complex projects, both public and private. Our Project Manager will also coordinate the project ...

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 ...

The Project Manager delivers small and large scale Federal Construction Projects on time and on budget while keeping in line with quality and safety standards, will develop and direct all activities ...

Project Manager

Lathrop, CA · On-site

$147K - $178K/yr

POSITION INFORMATION City of Lathrop Project Manager Interviews will be held on August 6, 2026. This position will work a 9/80 schedule: Monday - Thursday with alternating Friday's off. The Position ...

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 ...

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 ...

Showing results 21-40

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.

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:
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.

Assistant Project Manager- Healthcare Construction (OSHPD)

STO Building Group Inc.

Stockton, CA • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 18 days ago


Job description

Summary
The Project Manager is responsible for the overall planning, management, procurement, scheduling, and execution of work for assigned construction projects. May be assigned responsibility for one or more projects at a time. Maximizes project profitability and promotes the Layton objectives and goals. Achieves quality and safety standards and exceeds owner expectations by delivering predictable outcomes.

Duties

  • Champions "The Layton Way" by delivering predictable outcomes for internal teams, external teams, and customers.
  • Ensures that "Constructing with Integrity" is delivered by working with honesty, unity, safety, and quality of work.
  • Works well with Layton's "Two in the Box" application working well with your counterpart (Superintendent) to ensure successful project delivery and to strengthen client relationship.
  • Assists in the preparation of estimates for the project and prepares project budget.
  • Leads the project team in preparing the project management plan (PMP) and organizes and conducts pre-award and pre-construction meetings
  • Participates in value engineering services as appropriate, negotiation and preparation of project subcontracts, and responsible for obtaining permits and resolving other regulatory requirements as necessary.
  • Prepares a project schedule and develops milestones necessary to successfully complete the project in concert with the project superintendent.
  • Controls the contract documents and determines their completeness and consistency and plans the successful execution of the construction contract.
  • Manages project materials and equipment procurement within the project's budget and consistent with the project delivery schedule.
  • Monitors the project site for quantity, cost, safety, quality, and schedule performance with the project Superintendent and develops and monitors project quality, safety, and risk management plans.
  • Negotiates owner and subcontractor change orders and manages the resulting cost and profit impact.
  • Develops the monthly client pay requests and follows up on collection.
  • Controls the payment of job costs based on document review and approval.  Coordinates with the job cost accountant for payments and lien releases and participates in monthly accounting and project reviews.
  • Manages all final close out procedures for the project including as-built drawings, close out, letter of substantial completion, and letter of recommendation.
  • Interacts with Estimating to provide project cost information for the estimating database.
  • Manages client relationship and all meetings with client.
  • Performs other related duties as assigned.

Qualifications 

  • Must have OSHPD experience 
  • Bachelor's degree in civil engineering, construction management or related field, or the equivalent education and experience.
  • Preferably at least 5 years experience working in commercial construction.
  • Understands estimating concepts to the level required to verify bids, understand market rates, and to process change orders, etc.
  • Understands contractual language and concepts and how to protect the company while providing quality service to the client and has a working knowledge of construction laws and practices.
  • Understands building codes and other design requirements as well as plans, blueprints, and specifications.
  • Effective working as a team member and knows how to delegate to other team members to achieve organizational and customer goals.
  • Skilled at making verbal and written presentations and communications with others.  

The full salary range for this position is $110,000 to $125,000. This position is eligible for a target bonus.

Benefits: Layton offers the following benefits for this position, subject to applicable eligibility requirements: Medical Insurance, Dental Insurance, Vision Insurance, Health Savings Account, Healthcare Flexible Spending Account, Dependent Care Flexible Spending Account, 401(k) retirement plan with employer match, Life & AD&D Insurance, Long-term Disability Insurance, Short-term Disability Insurance, Critical Illness Insurance, Accident Insurance, Hospital Indemnity Insurance, Home & Auto Insurance, Family Support, Pre-tax Paid Parking/Public Transportation, Paid time off, Time Away Benefits, Paid Holidays, Group Legal, Employee Stock Purchase Plan, Identity Theft Protection, Group Legal, Pet Insurance, Employee Assistance Program.

EEO Statement: Layton Construction is an equal opportunity employer.We evaluate qualified employees and applicants for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, veteran status, and other legally protected characteristics.

ABOUT US 

Layton Construction is a privately held national general contractor, delivering predictable outcomes in commercial construction since 1953. Headquartered in Salt Lake City, Utah, Layton operates from 16 strategic offices across the United States, employing more than 1,500 construction professionals who serve diverse markets including healthcare, education, commercial office, industrial, hospitality, and multi-unit residential.
Founded on the core values of honesty, unity, safety, and quality, Layton has built a reputation for excellence in complex project delivery while maintaining strong partnerships with clients, architects, and trade partners nationwide.


The STO Building Group family of companies-Structure Tone, Structure Tone Southwest, Pavarini Construction Co., Pavarini McGovern, LF Driscoll, Govan Brown, Ajax Building Company, BCCI Construction, Layton Construction, Abbott Construction, and RC Andersen-includes over 4,000 employees located in offices throughout the US, Canada, UK, and Ireland. We provide a complete range of construction services, from site selection analysis, design constructability review and aesthetic enhancements to interior fit-outs, new building construction, and building infrastructure upgrades and modernization. Learn more about how we partner with our clients to imagine, execute, and realize their vision at stobuildinggroup.com.