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Project Administrative Assistant Jobs in Riverside, CA

Maxwon LLC

Administrative Assistant

Santa Ana, CA · On-site

$18.75 - $25.25/hr

Administrative Assistant Position We are looking for a highly organized and detail-oriented ... This role offers a fantastic chance to support our team across various projects while providing ...

Sea To Land Logistics

Administrative Assistant

Ontario, CA

$22 - $26/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Administrative Assistant We are seeking a highly organized and detail-oriented Administrative ... Conduct independent research to support projects and decision-making. * Maintain accurate records ...

Robert Half

Administrative Assistant

Banning, CA · On-site

$23.75 - $27.50/hr

Enter data, update office records, answer inbound calls, and provide support on additional projects as priorities shift.* Prior experience in an administrative assistant, receptionist, or general ...

Encompass Health Corporation

Administrative Assistant

Tustin, CA

$18.75 - $25.50/hr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Administrative Assistant Career Opportunity Recognized for your Administrative Assistant Skills Are ... Contribute to special projects relevant to your role and department. Qualifications * High school ...

Yardi

Administrative Assistant

Santa Ana, CA · On-site

$24.03 - $27/hr

You may also be tasked to assist with special projects and events. What You'll Do: * Manage the ... Provide administrative and clerical support, including preparing and editing correspondence ...

Bradshaw Home

Administrative Assistant

Rancho Cucamonga, CA · Hybrid

$26 - $31/hr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Maintain confidentiality when handling sensitive information. * Assist with special projects and administrative tasks as assigned. Office Coordination * Serve as a primary contact for facilities ...

Bradshaw Home

Administrative Assistant

Rancho Cucamonga, CA · On-site +1

$26 - $31/hr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Maintain confidentiality when handling sensitive information. * Assist with special projects and administrative tasks as assigned. Office Coordination * Serve as a primary contact for facilities ...

Bradshaw Home

Administrative Assistant

Rancho Cucamonga, CA · On-site +1

$26 - $31/hr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Maintain confidentiality when handling sensitive information. * Assist with special projects and administrative tasks as assigned. Office Coordination * Serve as a primary contact for facilities ...

Bradshaw Home

Administrative Assistant

Rancho Cucamonga, CA · Hybrid

$26 - $31/hr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Maintain confidentiality when handling sensitive information. * Assist with special projects and administrative tasks as assigned. Office Coordination * Serve as a primary contact for facilities ...

Kinetic Personnel Group

Administrative Assistant

Irvine, CA · On-site

$24 - $24.50/hr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

... projects while maintaining confidentiality and accuracy Qualifications: High school diploma or GED required Previous administrative or customer service experience preferred Proficient in Microsoft ...

BEC

Be Seen First

Operations Administrative Assistant

Glendora, CA · On-site

$23 - $28/hr

  • Medical

  • Dental

  • Vision

  • PTO

Operations Administrative Assistant Schedule: Monday to Friday, 7:00 AM - 3:30 PM Full-Time | ... Upload drawings and project documents into Fieldwire. * Print and scan drawings. * Coordinate as ...

Urgent

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All JobsProject Administrative JobsProject Administrative Assistant JobsProject Administrative Assistant Jobs in Riverside, CA

Project Administrative Assistant information

See Riverside, CA salary details

$14

$24

$36

How much do project administrative assistant jobs pay per hour?

As of Aug 17, 2026, the average hourly pay for project administrative assistant in Riverside, CA is $24.66, according to ZipRecruiter salary data. Most workers in this role earn between $20.05 and $28.08 per hour, depending on experience, location, and employer.

What is a project administrative assistant?

Project Administrative Assistants are professionals who provide essential support to project managers and teams by handling administrative tasks such as scheduling meetings, preparing documents, maintaining project records, and facilitating communication among team members. They help ensure that projects run smoothly by organizing logistics, tracking deadlines, and assisting with budgeting or reporting. Their role is crucial for keeping projects on track, allowing project managers to focus on higher-level planning and execution.

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

A Project Administrative Assistant plays a key role in supporting project managers and teams by handling scheduling, preparing documentation, and coordinating meetings. They often serve as a communication hub, ensuring that information flows smoothly between stakeholders, team members, and external partners. This position frequently involves tracking project progress, managing shared resources, and assisting with reporting tasks, which helps keep everyone aligned and projects on track. Collaboration is usually facilitated through regular team meetings, shared digital platforms, and close partnership with project leads.

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

To thrive as a Project Administrative Assistant, you need strong organizational skills, attention to detail, and proficiency in office administration, often supported by an associate degree or equivalent experience. Familiarity with project management software (such as Microsoft Project or Asana), spreadsheets, and document management systems is typically required. Excellent communication, multitasking, and problem-solving abilities help you effectively support project teams and manage competing priorities. These skills are vital for ensuring projects run smoothly, deadlines are met, and administrative processes are efficient.

What is the difference between Project Administrative Assistant vs Project Coordinator?

AspectProject Administrative AssistantProject Coordinator
CredentialsHigh school diploma or equivalent; some roles may prefer administrative certificationsBachelor's degree often preferred; certifications like CAPM can be advantageous
Work EnvironmentOffice settings, supporting project teams with administrative tasksOffice or on-site, managing project schedules and communication
Employer & Industry UsageCommon in construction, IT, and corporate sectorsUsed across various industries including engineering, IT, and marketing
Search & Comparison IntentFocuses on administrative support roles within projectsInvolves coordinating project activities and timelines

The Project Administrative Assistant primarily handles administrative tasks to support project teams, while the Project Coordinator manages project schedules, communication, and coordination efforts. Both roles are essential but differ in scope and responsibilities within project environments.

How much is a project administrative assistant paid?

The average salary for a project administrative assistant ranges from $40,000 to $55,000 per year, depending on experience, location, and industry. Entry-level positions may start lower, while experienced assistants or those with specialized skills can earn higher wages. Compensation often includes benefits such as health insurance and paid time off.

What are popular job titles related to Project Administrative Assistant jobs in Riverside, CA?

For Project Administrative Assistant jobs in Riverside, CA, the most frequently searched job titles are:

What job categories do people searching Project Administrative Assistant jobs in Riverside, CA look for?

The top searched job categories for Project Administrative Assistant jobs in Riverside, CA are:

What cities near Riverside, CA are hiring for Project Administrative Assistant jobs?

Cities near Riverside, CA with the most Project Administrative Assistant job openings:

Project Administrative Assistant jobs near you
Infographic showing various Project Administrative Assistant job openings in Riverside, CA as of August 2026, with employment types broken down into 85% Full Time, 11% Part Time, and 4% Contract. Highlights an 85% Physical, 5% Hybrid, and 10% Remote job distribution, with an average salary of $51,294 per year, or $24.7 per hour.

Administrative Assistant

Maxwon LLC

Santa Ana, CA • On-site

$18.75 - $25.25/hr

Full-time

Re-posted 21 days ago

Job description

Administrative Assistant Position

Job Description

We are looking for a highly organized and detail-oriented Administrative Assistant to keep our office running smoothly and efficiently. This role offers a fantastic chance to support our team across various projects while providing essential administrative assistance in a dynamic, fast-paced setting.

We're a small company, which means there's lots of room for growth and learning opportunities. We prioritize fostering an inclusive culture where every team member is embraced and appreciated for their unique contributions.

Duties Include:

  • Screen and forward incoming phone calls, voicemails and e-mails to appropriate parties
  • Allocate all vendor invoices & employee hours to specific jobs for job costing
  • Data entering
  • Administer, organize, and maintain project files electronically
  • Collect and distribute mail
  • Purchase and maintain office supplies
  • Process New Hires and Terminations
  • Assist with additional administrative tasks

Requirements

  • Strong organizational skills & ability to prioritize workload
  • Proficient in Microsoft Word, Excel, Adobe PDF and Outlook
  • Excellent verbal and written communication skills
  • Self-motivated; Knows there is always work to be done
  • Bilingual Spanish speaker (preferred)

Apply