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Part Time Business Administration Jobs in Riverside, CA

Vessel Advisors

Fractional CFO

Irvine, CA · On-site

This role offers flexibility as you will collaborate with clients on a part-time basis, allowing ... Bachelor's degree in accounting, finance, or a related field; MBA or CPA preferred. * 10+ years in ...

Chino Commercial Bank

Marketing Intern

Chino, CA · On-site

$20 - $24/hr

Job Type Part-time Description SUMMARY The Marketing Intern supports the development and execution ... Business Administration, Graphic Design, Digital Media, Public Relations, or a related field ...

BPM LLP

Tax Intern (January 2027)

Irvine, CA · On-site

$29 - $33/hr

Minimum GPA of 3.0 in Accounting, Business Administration, Finance, or Economics (BS/BA/MSA/MST ... Ability to start on January 7, 2027 and work part time in one of our BPM offices: Irvine, Las Vegas ...

BPM LLP

Tax Intern (January 2027)

Irvine, CA · On-site +1

$29 - $33/hr

Minimum GPA of 3.0 in Accounting, Business Administration, Finance, or Economics (BS/BA/MSA/MST ... Ability to start on January 7, 2027 and work part time in one of our BPM offices: Irvine, Las Vegas ...

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All JobsBusiness Administration JobsPart Time Business Administration JobsPart Time Business Administration Jobs in Riverside, CA

Part Time Business Administration information

See Riverside, CA salary details

$28.7K

$72.1K

$125.7K

How much do part time business administration jobs pay per year?

As of Aug 8, 2026, the average yearly pay for part time business administration in Riverside, CA is $72,107.00, according to ZipRecruiter salary data. Most workers in this role earn between $49,600.00 and $87,100.00 per year, depending on experience, location, and employer.

Which part time business administration job pays the most?

Part-time business administration roles such as executive assistants, office managers, or project coordinators can vary in pay, with senior or specialized positions often earning higher wages. Typically, roles requiring advanced skills, certifications, or experience tend to pay more, even on a part-time basis, especially in industries like finance or consulting.

What are the key skills and qualifications needed to thrive as a part time business administration professional?

To thrive as a Part Time Business Administration professional, you need a solid grasp of organizational management, bookkeeping, and administrative procedures, often supported by a diploma or degree in business administration or a related field. Familiarity with office software like Microsoft Office Suite, accounting tools such as QuickBooks, and experience with scheduling systems are typically required. Strong time management, attention to detail, and effective communication help individuals excel in managing multiple tasks efficiently. These skills and qualities are crucial for ensuring smooth daily operations and supporting business goals within limited working hours.

What is the difference between Part Time Business Administration vs Part Time Office Manager?

AspectPart Time Business AdministrationPart Time Office Manager
CredentialsTypically requires a business-related degree or courseworkOften requires administrative experience, sometimes a degree in business or related field
Work EnvironmentOffice settings, corporate or small business environmentsOffice settings, managing daily administrative operations
Employer & IndustryBusinesses across various industries, including finance, retail, and servicesPrimarily in corporate offices, healthcare, or educational institutions
Search & Comparison IntentUnderstanding roles in business administration, part-time opportunitiesComparing administrative roles, part-time office management jobs

Part Time Business Administration involves supporting business operations, often requiring a background in business or related coursework. Part Time Office Manager focuses on overseeing daily office functions and administrative staff. While both roles are office-based and involve administrative tasks, Business Administration roles may be broader, including planning and strategy, whereas Office Managers focus on operational management.

What is a part time business administration?

A Part Time Business Administration job involves supporting the daily operations of a business or organization on a part-time basis, typically less than 40 hours per week. Duties may include tasks like managing schedules, handling correspondence, assisting with financial records, and supporting various administrative projects. These roles are ideal for those seeking flexible work hours while gaining experience in business operations. Part-time business administration jobs can be found in many industries, including healthcare, education, finance, and retail.

What work can I do with part time business administration?

Part time business administration roles typically involve tasks such as managing schedules, handling correspondence, maintaining records, supporting project coordination, and assisting with administrative tasks. These positions often require skills in organization, communication, and familiarity with office software like Microsoft Office or Google Workspace.

What is the best job to get with a business administration degree?

A business administration degree can qualify you for roles such as office manager, administrative assistant, or project coordinator, which often require strong organizational and communication skills. These positions typically involve overseeing daily operations, supporting management, and using tools like Microsoft Office or enterprise software. Entry-level roles in management, sales, or human resources are also common options for graduates.

How do part-time business administration roles typically balance independent work with team collaboration?

In part-time business administration positions, you can expect a mix of independent tasks—such as managing schedules, processing documents, or handling correspondence—and collaborative responsibilities like supporting team projects and coordinating with multiple departments. The flexible nature of part-time roles often requires effective time management and clear communication to ensure you remain aligned with full-time colleagues and ongoing initiatives. Regular check-ins, digital collaboration tools, and well-defined responsibilities help maintain workflow continuity. This environment offers exposure to various business areas, making it a valuable learning experience while accommodating schedules.
What are the most commonly searched types of Business Administration jobs in Riverside, CA? The most popular types of Business Administration jobs in Riverside, CA are:
What are popular job titles related to Part Time Business Administration jobs in Riverside, CA? For Part Time Business Administration jobs in Riverside, CA, the most frequently searched job titles are:
What job categories do people searching Part Time Business Administration jobs in Riverside, CA look for? The top searched job categories for Part Time Business Administration jobs in Riverside, CA are:
What cities near Riverside, CA are hiring for Part Time Business Administration jobs? Cities near Riverside, CA with the most Part Time Business Administration job openings:
Part Time Business Administration jobs near you
Infographic showing various Part Time Business Administration job openings in Riverside, CA as of August 2026, with employment types broken down into 84% Full Time, 13% Part Time, and 3% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $72,107 per year, or $34.7 per hour.

Fractional CFO

Vessel Advisors

Irvine, CA • On-site

Part-time, Contractor

Re-posted 21 days ago

Job description

Vessel Advisors is a dynamic and forward-thinking accounting firm that specializes in providing bespoke financial solutions to a diverse portfolio of clients. We are currently seeking experienced Fractional CFOs to join our team. This opportunity is designed for a strategic financial leader who is capable of stepping into a variety of roles that can address the unique financial challenges faced by our clients. As a Fractional CFO, you will work closely with businesses of different sizes (primarily SMBs of $5-100M), providing high-level financial guidance, strategic planning, and direction to ensure they achieve their financial goals. This role offers flexibility as you will collaborate with clients on a part-time basis, allowing you to manage multiple engagements on a contract basis, while wielding a significant impact on each organization’s financial health. The ideal candidate should thrive in a fast-paced environment, possess exceptional analytical skills, and have a deep understanding of financial strategy and operations, and be willing to utilize cloud based software. At Vessel Advisors, we prioritize integrity, creativity, and teamwork, and we are excited to find Fractional CFOs who align with our core values and are ready to drive excellence in our clients’ financial endeavors.

We’re looking for exceptional fractional CFOs who are experts in a variety of industries and are local or within driving distance of Irvine, CA. We invite you to apply to join our bench of independent contractors - to serve our clients in upcoming and recurring projects. Please do not apply or contact us without at least 10+ years in the CFO seat for SMBs.

Responsibilities
  • Provide high-level financial management and strategic planning services to clients as a Fractional CFO.
  • Analyze client financials, assess risk, and develop insights to guide strategic decision-making.
  • Assist clients in budgeting, forecasting, and financial modeling to ensure sustainable business growth.
  • Support mergers, acquisitions, and other financial transactions by providing expert advice and due diligence.
  • Collaborate with accounting teams to prepare financial statements and reports that comply with regulations and standards.
  • Implement financial systems and processes to enhance reporting accuracy and efficiency.
  • Serve as a trusted advisor, communicating complex financial information in an understandable manner to non-financial stakeholders.

Requirements

  • Bachelor's degree in accounting, finance, or a related field; MBA or CPA preferred.
  • 10+ years in the CFO seat for small-medium sized businesses
  • Proven experience as a CFO, financial consultant, or similar role, with a track record of success in managing financial strategy.
  • Strong understanding of corporate finance principles, budgeting, forecasting, and financial reporting.
  • Excellent analytical skills and the ability to interpret complex financial data and trends.
  • Exceptional communication and interpersonal skills, with a talent for building relationships with clients. We need someone who can lead a meeting room during a Discovery Assessment onsite with a client.
  • Willingness to, and skilled at, working both remote and in office.
  • Demonstrated capacity to work independently and manage multiple projects simultaneously.
  • Proficient in financial software and advanced Excel skills, with the ability to quickly adapt to new tools.
  • Proactivity & Leadership - we need proactive CFOs who take the lead and can execute on deliverables. Please do not apply if you wait to be told what to do.
  • Willingness to travel for 1-2 days per client engagement for our onsite client assessments
  • Consultative approach - we need CFOs who are natural leaders and excel at mentorship/advisory.

If you’re passionate about delivering value, have experience in high-level financial roles, and thrive in a flexible, remote (sometimes limited hybrid/onsite) environment, we’d love to hear from you! Learn more about what we do and who we are by visiting www.vesseladvisors.com.