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Operations Administrative Assistant Jobs in Riverside, CA

Administrative Assistant

Irvine, CA · On-site

$22 - $24/hr

Administrative Assistant /Bulletin JNH Lifestyles is currently seeking an experienced ... operation to facilitate the efficient and smooth day-to-day operation of the office.

Administrative Assistant

Irvine, CA · On-site

$19.25 - $26/hr

Salary: 22.00- 24.00 hourly Administrative Assistant Job Description/Bulletin JNH Lifestyles is ... to-day operation of the office. RESPONSIBILITIES * Answer, screen, and transfer inbound ...

Administrative Assistant

Irvine, CA

$19.25 - $26/hr

Administrative Assistant /Bulletin JNH Lifestyles is currently seeking an experienced ... to-day operation of the office. RESPONSIBILITIES * Answer, screen, and transfer inbound ...

The Administrative Assistant will handle daily administrative tasks, assist with schedules and ... operations to ensure smooth workflow and high-quality service. Qualifications Experience in ...

Administrative Assistant

Santa Ana, CA · On-site

$50K - $60K/yr

We are currently seeking a highly organized and detail-oriented Administrative Assistant to support our daily operations and ensure the smooth running of our office. The ideal candidate will be a ...

Administrative Assistant

Chino, CA · On-site

$5.43K - $6.60K/mo

Join our Finance team as an Administrative Assistant and play a key role in supporting the daily operations that keep our organization running efficiently. Reporting directly to the Finance Director ...

Administrative Assistant

Irvine, CA · On-site

$25.65 - $29.70/hr

This onsite role supports daily office operations while also handling core bookkeeping tasks in ... Assist with payroll-related administrative tasks, track business expenses, and prepare routine ...

Administrative Assistant

Claremont, CA · On-site

$17.75 - $24/hr

Administrative Assistant PRIMARY PURPOSE/GENERAL DESCRIPTION: The Philanthropy department within ... This position serves as a key operational partner to the Annual Giving (AG) and Major Gifts (MG ...

Administrative Assistant

Claremont, CA · On-site

$17.75 - $24/hr

Administrative Assistant PRIMARY PURPOSE/GENERAL DESCRIPTION: The Philanthropy department within ... This position serves as a key operational partner to the Annual Giving (AG) and Major Gifts (MG ...

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Operations Administrative Assistant information

See Riverside, CA salary details

$14

$24

$38

How much do operations administrative assistant jobs pay per hour?

As of May 31, 2026, the average hourly pay for operations administrative assistant in Riverside, CA is $24.34, according to ZipRecruiter salary data. Most workers in this role earn between $19.04 and $26.35 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as an Operations Administrative Assistant, and why are they important?

To thrive as an Operations Administrative Assistant, you need strong organizational abilities, attention to detail, proficiency in office administration, and typically a high school diploma or associate degree. Familiarity with office software such as Microsoft Office Suite, scheduling tools, and basic database management systems is commonly required. Excellent time management, communication, and problem-solving skills help you efficiently support teams and handle multiple priorities. These skills ensure smooth daily operations, accurate record-keeping, and effective coordination within the organization.

What are some common challenges faced by Operations Administrative Assistants, and how can they be addressed?

Operations Administrative Assistants often juggle multiple tasks such as scheduling, managing documentation, and supporting team communications, which can sometimes lead to competing priorities and tight deadlines. Staying organized and using effective time management strategies, like prioritizing urgent tasks and utilizing productivity software, can help alleviate these challenges. Additionally, clear communication with team members and supervisors is crucial for clarifying expectations and ensuring smooth operations. Regularly updating processes and seeking feedback can also contribute to continuous improvement in this role.

What are Operations Administrative Assistants?

Operations Administrative Assistants are professionals who support the daily functions of an organization’s operations team. They handle a variety of administrative tasks such as scheduling meetings, managing files, coordinating communication among departments, and assisting with reporting and data entry. Their role ensures that the operations department runs smoothly and efficiently, helping to resolve issues quickly and maintain productivity. These assistants often serve as a vital link between management, staff, and external partners.

What is the difference between Operations Administrative Assistant vs Office Coordinator?

AspectOperations Administrative AssistantOffice Coordinator
Primary RoleSupports operational functions, manages administrative tasks related to business processesOversees daily office operations, manages administrative support for office environment
Required SkillsAdministrative skills, basic knowledge of operations, communicationOrganizational skills, multitasking, communication, customer service
Work EnvironmentCorporate offices, business settingsOffice settings, administrative departments
Common UsageUsed in industries with operational processes, logistics, or project supportUsed in general office environments, administrative support roles

The Operations Administrative Assistant and Office Coordinator roles share similarities in administrative skills and work environments. However, the Operations Administrative Assistant focuses more on supporting operational functions and processes, while the Office Coordinator manages overall office activities and administrative support. Both roles are essential for smooth business operations but serve slightly different functions within an organization.

What are popular job titles related to Operations Administrative Assistant jobs in Riverside, CA? For Operations Administrative Assistant jobs in Riverside, CA, the most frequently searched job titles are:
What job categories do people searching Operations Administrative Assistant jobs in Riverside, CA look for? The top searched job categories for Operations Administrative Assistant jobs in Riverside, CA are:
What cities near Riverside, CA are hiring for Operations Administrative Assistant jobs? Cities near Riverside, CA with the most Operations Administrative Assistant job openings:
Administrative & Operations Assistant

Administrative & Operations Assistant

Harvey Mudd College

Claremont, CA • On-site

Part-time

Posted 22 days ago


Job description

NOTE TO APPLICANT: Some positions require a resume, cover letter and/or other documents to be submitted with your application. Please submit these as one attachment in the My Experience section of the application under the "resume/CV" upload section. Once you submit your application, you will not be able to attach additional documents.
Job Posting Title:
Administrative & Operations Assistant
Job Description:
Title of Job: Administrative & Operations Assistant
POSITION SUMMARY:
The Harvey Mudd Makerspace is seeking a part-time staff member to serve as an Administrative & Operations Assistant. This assistant would handle financial processing, student payroll, and logistics related to events and internal programs. We are seeking a collaborative professional who can provide operational support to foster community and fulfill HMC's commitment to STEM for a Better World.
The Makerspace is an 8,000 sq. ft., student-run facility that provides access to tools, resources, space, and storage to work on personal and academic projects for 7C students, faculty and staff. Serving over 1,200 community members annually, the space is dedicated to creating a space where everyone feels comfortable working on a variety of projects, from electronics to sewing or artistic endeavors. The Makerspace helps Harvey Mudd further its work toward fostering inclusive excellence on campus while also creating new educational and community engagement opportunities for the students and faculty of all 7Cs.
DUTIES AND RESPONSIBILITIES:
Administrative Support
  • Independently perform routine and non-routine administrative duties and responsibilities to support the HMC Makerspace.
  • Hire student employees and approve timesheets for Makerspace Student Workers. This work will be completed with the support of HMC HR Payroll Specialist and using the HMC Human Resources Information System, Workday.
  • Provide student employee onboarding support and training as needed.
  • Coordinate purchasing logistics and expense reimbursements for internal programs, notably including Student Project Grants & Shanahan Student-Directed Projects.
  • Request building access and interior swipe access for Makerspace constituents in collaboration with HMC Facilities and Maintenance.
  • Assist with managing email inquiries directed to the Makerspace.
  • Oversee the rotation and organization of the snack inventory.
  • Provide support to student workers and student leadership.
  • Purchase supplies and equipment for the Makerspace as requested.
  • And other duties as assigned.

Event Support
  • Co-Lead Makerspace event planning, overseeing initial intake and conducting stakeholder briefings to align technical needs with Makerspace resources.
  • Collaborate with HMC Dining Services and Facilities & Maintenance to oversee logistical arrangements for Makerspace events, including catering menus and departmental billing.
  • Provide meeting coordination including planning, scheduling, and room reservations using the HMC event management system.
  • Assist with purchasing materials for events and outreach.
  • Manage catering for all internal workshops and team-building events.
  • Assist with Makerspace Event Request Form oversight and direct logistical planning meetings with event constituents.
  • Serve as an authorized driver, safely operating HMC vehicles for off-campus errands, program-related travel, and summer off-site visits.
  • Calendar management and support.

Financial Support
  • Use HMC Workday Financials software for the following purposes:
    • Process expense reports including reimbursements and purchase card reconciliations.
    • Create supplier requests and supplier invoices for accounts payable. Process cash sales for accounts receivable.
    • Create and reconcile purchase orders.
    • Create journal entries. Assist with budget tracking and reporting.
    • Assist with maintaining a database of operating, and non-operating discretionary account numbers and work tags.
    • Manage petty cash processes as needed.
  • Performs other duties as assigned.

REQUIRED QUALIFICATIONS
Education and Experience:
  • Required Education: A high school diploma is required, along with relevant education, training and/or experience that demonstrates the necessary knowledge, skills, and abilities for the role.
  • Required Experience: A minimum of three years of progressively responsible office and administrative experience is required.
  • Required Licenses/Certificates: Valid driver's license with a driving record acceptable to the College's automobile insurance carrier.

Knowledge, Skills, and Abilities:
  • Administrative and Financial Skills: Strong organizational abilities for handling administrative tasks. Proficient with office software and systems for financial transactions, expense reporting, and budgeting.
  • Communication and Customer Service: Excellent verbal and written communication skills to clearly convey information, provide feedback, and interact professionally with colleagues, students, and vendors. Strong interpersonal skills for effective and courteous support.
  • Attention to Detail: High accuracy in managing sensitive information and financial transactions. Meticulous in tracking and organizing administrative tasks.
  • Confidentiality: Dedicated to handling confidential information with discretion and maintaining privacy according to company policies.
  • Adaptability: Flexible in managing changes in priorities, handling unexpected situations, and working additional hours as needed. Open to feedback and adapting to evolving workplace needs.
  • Technical Proficiency: Proficient with Microsoft and Google applications for document preparation, data management, and communication.
  • Superior Organizational Skills: Effective in organizing and prioritizing work to meet deadlines and manage multiple tasks in a dynamic environment.
  • Professionalism: Projects a polished and professional image, demonstrating a positive attitude, strong work ethic, and a "can do" attitude.
  • Event Flexibility: Willing to work evenings and weekends as needed for events and special projects.
  • Institutional Knowledge: Keeps up-to-date with College policies and procedures.
  • Teamwork and Independence: Capable of working both collaboratively in a team and independently with minimal supervision.

Preferred Qualifications:
  • Knowledge of Workday Financials, Canva, and Kuali Build is preferred.
  • Bachelors Degree

Remote Work Eligibility:
Category B:
All staff positions, regardless of remote work eligibility, require an initial 30-calendar-day on-campus work period. Based on an evaluation by the supervisor and area Vice President, this position is classified as Category B as defined in the College's Remote Work Policy, with occasional ad-hoc remote work flexibility (as needed). Your approved remote work arrangements under Category B allow for 0 remote work days per week during the academic year and up to 2 remote work days during the non-academic year. Please note these days may vary depending on departmental and College needs.
Your standard working hours will generally be from 8:00 a.m. to 5:00 p.m., Monday through Friday, though these hours may vary depending on departmental and College needs. All remote work arrangements, including ad-hoc remote work, must be approved by the direct supervisor, area Cabinet member, and Human Resources, and are subject to periodic review based on institutional needs. These arrangements are neither guaranteed nor considered entitlements and may change due to factors such as employee performance, evolving business needs, or changes to the position.
Physical Requirements:
While performing the duties of this job, the staff member is regularly required to sit; stand, use hands and fingers and talk or hear. The employee is occasionally required to reach with hands and arms. The individual must regularly lift and/or carry up to 10 pounds and occasionally lift and/or move up to 25 pounds. Specific vision abilities required by this job include close vision, distance vision, and the ability to adjust focus. The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.
Hours:
This is a half-time position (20 hours per week). Regular hours will be established by the Makers Space Manager. Days and hours may vary due to the needs of the department or the College.
Classification:
This is an non-exempt, part-time, regular, benefits eligible position.
Salary:
$24-$27 an hour
Reports To:
This position reports to the Makerspace Manager.
Additional Information:
This job description defines the essential job duties of the position. Harvey Mudd College expects that employees hired for this position can perform the essential functions of the job without imposing risk of substantial harm to the health or safety of themselves or others. It may also include marginal functions, generally defined within Title I of the Americans with Disabilities Act.
Regular employment at the College is for no specified period; conditions and status of employment (hours, pay, title, duties, etc.) are subject to change at any time. Employment is at-will and employees, and likewise the College, are free to end the employment relationship at any time, for any reason, with or without notice or cause, unless otherwise prohibited by law.
Harvey Mudd College is an Equal Opportunity Employer. Qualified applicants will be given consideration for employment without regard to age, race, gender, national origin, sexual orientation, protected veteran's status, disability, or any other characteristics protected by applicable law.
Please note that in order to be considered an applicant for any staff position at Harvey Mudd College you must apply for each position for which you believe you are qualified.