43 results for Executiveadmin Assistant in Irvine, CA

Office Administrator

Vista, CA
onsite
Temporary
25 - 27 USD / Hourly
A respected manufacturing/engineering company in Vista is adding a highly organized, hands‑on Office Administrator to keep front‑office operations running smoothly. You’ll blend reception, purchasing support, light AP/AR assistance, travel coordination, and executive admin tasks—perfect for someone who enjoys variety, ownership, and being the go‑to problem solver. What You’ll Do<ul><li>Lead front office operations: phones, visitor check‑in, mail/parcel handling, facilities coordination, supplies.</li><li>Support purchasing with vendor onboarding, quotes, PO creation, tracking deliveries, and resolving discrepancies.</li><li>Assist accounting with invoice coding, approvals routing, check runs support, deposits, and basic collections follow‑up.</li><li>Coordinate travel, calendars, meeting logistics, and on‑site events for leadership.</li><li>Maintain accurate digital filing, SOPs, and compliance documentation (safety logs, training files, visitor records).</li><li>Prepare reports and spreadsheets for leadership; help improve processes and forms.</li><li>Liaise with production floor managers to synchronize deliveries, job tickets, and priority orders.</li><li>Back up HR admin tasks: onboarding packets, I‑9 support, badge/keys, and training sign‑offs.</li></ul>
2026-02-27T00:00:00Z

Office Administrator

Los Angeles, CA
onsite
Permanent
160000 - 200000 USD / Yearly
A prestigious AmLaw 100 law firm is seeking an experienced Office Administrator. This is a highly visible leadership role supporting a collaborative office of approximately 100 professionals within a firm of 600+ attorneys nationwide. This firm is known for its full-service platform, strong federal practice, and collegial culture, offering the opportunity to work closely with attorneys and firm leadership while managing the day-to-day operations of a dynamic office. Key Responsibilities• Manage workflows, performance evaluations, disciplinary actions, and compensation discussions• Work closely with attorneys and leadership to ensure operational efficiency and a positive office culture• Coordinate office initiatives, events, and operational projects• Maintain strong communication across departments including HR, operations, and firm leadership This is a hands-on leadership role requiring someone who enjoys being visible in the office, interacting with attorneys and staff, and rolling up their sleeves to support operations as needed. Benefits• Comprehensive Medical, Dental, and Vision insurance• Paid Time Off• 401(k) retirement plan• Competitive benefits package offered by a national AmLaw 100 firm To apply, submit resumes to Vice President, Quidana Dove at Quidana.Dove<at>RobertHalf.<com>
2026-03-06T00:00:00Z

Office Admin

Seal Beach, CA
onsite
Temporary
19.95 - 23.1 USD / Hourly
We are looking for a dedicated Office Admin to join our team in Seal Beach, California. In this role, you will provide essential administrative support, ensuring smooth operations within a non-profit environment. This is a long-term contract position that requires attention to detail, strong communication skills, and the ability to manage multiple tasks efficiently. Responsibilities: • Process documents related to stock transfers and membership updates, maintaining accurate resident databases. • Coordinate inspection requests between sales offices, escrow companies, and relevant departments. • Prepare and distribute escrow packets, financial demands, and payment documentation for processing. • Assist new stockholders by distributing welcome materials, identification cards, and carport assignments. • Manage the preparation of stock certificates, membership records, and associated file maintenance forms. • Support annual meetings and year-end mailings by organizing necessary documentation and materials. • Administer programs such as Pet Registration and Caregiver Pass, ensuring compliance with procedures. • Handle inquiries from residents, staff, and visitors, providing accurate information and assistance. • Maintain confidentiality while effectively organizing and prioritizing tasks. • Monitor inventory levels and petty cash, ensuring supplies are readily available.
2026-03-09T00:00:00Z

Bilingual Spanish Administrative Assistant

Los Angeles, CA
onsite
Contract / Temporary to Hire
20.9 - 22 USD / Hourly
We are looking for a detail-oriented Administrative Assistant to provide comprehensive support to the Executive Director's office in Los Angeles, California. This Contract to permanent position is ideal for someone who excels in administrative tasks, thrives in a detail-oriented environment, and can maintain strict confidentiality. Join a non-profit organization dedicated to impactful community service while contributing to essential operational functions. Responsibilities: • Draft and prepare correspondence, reports, proposals, and grant documents with accuracy and attention to detail. • Offer backup support to the Executive Assistant and act as the primary assistant when the Executive Assistant is unavailable. • Coordinate meetings for the Board of Directors and its committees, ensuring smooth scheduling and organization. • Provide both written and verbal translation services as needed. • Assist the Executive Office in managing community advisory committees and Board of Directors' activities. • Handle Fair Hearing forms and other reporting data in a timely and organized manner. • Maintain confidentiality in all office operations. • Manage incoming calls and inquiries, ensuring prompt and courteous responses. • Facilitate data entry tasks to support organizational needs. • Perform receptionist duties, including greeting visitors and managing front desk operations.
2026-02-20T00:00:00Z

Human Resources Assistant

Beverly Hills, CA
onsite
Temporary
21 - 25 USD / Hourly
We are looking for a proactive and approachable Human Resources Assistant to join our team on a contract basis in Beverly Hills, California. This contract position is around 2–3 months and provides a fantastic opportunity for individuals at the beginning of their HR career to gain hands-on experience in the hospitality industry. Hours are 9-5, onsite Monday through Friday. Responsibilities:• Assist employees with resetting passwords in the ADP Workforce Now system and resolving basic account access issues.• Support administrative operations by filing and maintaining accurate records.• Digitize documents through scanning to facilitate the transition to paperless systems.• Enter and update employee information in the HR database with precision.• Ensure compliance with onboarding processes and assist in gathering necessary documentation.• Conduct background checks and verify employee credentials as part of hiring procedures.• Address employee inquiries and provide guidance on HR-related matters.• Collaborate with team members to maintain a positive and productive work environment.
2026-03-11T00:00:00Z

Accounting Assistant

Fallbrook, CA
onsite
Temporary
23 - 28 USD / Hourly
Mission-driven and detail-accurate? Join a community-focused nonprofit supporting local programs in youth services, education, and housing. As an Accounting Assistant, you’ll be the backbone of daily accounting operations—AP/AR support, receipts, and reconciliations—with mentors who will help you advance. What You’ll Do<ul><li>Accounts Payable: invoice intake, coding, approvals routing, check/ACH runs</li><li>Accounts Receivable: receipts application, deposit prep, basic collections follow-up</li><li>Expense reports and credit card reconciliations; ensure coding against grants/programs</li><li>Filing (digital/physical), vendor maintenance, W‑9s; assist with 1099 prep</li><li>Support month-end with simple JEs, prepaid schedules, and bank reconciliations</li><li>Maintain tidy documentation for audits and grant reporting</li><li>Partner with program managers to confirm grant coding and documentation</li></ul>
2026-02-23T00:00:00Z

Accounting Assistant

Monrovia, CA
onsite
Temporary
20 - 22 USD / Hourly
Robert Half is searching for entry-level Accounting Assistants for ongoing opportunities. The Accounting Assistants' duties will include: data entry, matching invoices to purchase orders or vouchers, and assisting with the processing of accounts payable and accounts receivable. If this sounds like you, please apply today!Bookkeeping:· Assist in maintaining accurate and up-to-date financial records.· Record daily transactions, including accounts payable and accounts receivable entries.Invoice Processing:· Process and verify invoices from vendors.· Ensure proper coding and documentation before submitting invoices for approval.Expense Reconciliation:· Reconcile credit card statements and receipts.· Verify and reconcile employee expense reports with receipts and company policies.Data Entry:· Enter financial data into accounting software or spreadsheets.· Maintain organized and well-documented records for easy retrieval.Assist with Financial Reporting:· Support the preparation of financial reports, including income statements and balance sheets.· Provide necessary information and documentation for financial audits.
2026-03-07T00:00:00Z

Advance Planning Assistant - Detail-Oriented Administrative

Los Angeles, CA
onsite
Contract / Temporary to Hire
22.8 - 28 USD / Hourly
Advance Planning Assistant - Detail-Oriented Administrative Professional
2026-02-19T00:00:00Z

Legal Administrative Assistant - Gaming & Software Company

Santa Monica, CA
onsite
Temporary
40 - 45 USD / Hourly
Robert Half Legal is partnering with a prominent gaming and software company in Santa Monica to find a skilled Legal Administrative Assistant. This hybrid, contract-to-hire role offers the chance to work with an innovative organization at the intersection of technology, creativity, and entertainment. Key Responsibilities:<ul><li>Provide comprehensive administrative and legal support to the General Counsel and Chief Compliance Officer.</li><li>Assist with a wide range of corporate transactional matters, including document preparation, contract management, filing, and tracking.</li><li>Coordinate contract reviews, revisions, signature processes, and ensure timely follow-up with stakeholders.</li><li>Organize and maintain confidential legal files and records in compliance with internal standards.</li><li>Facilitate communication between internal legal, compliance, and business teams.</li><li>Support legal research and due diligence for corporate transactions.</li><li>Manage calendars, schedule meetings, and handle correspondence for senior legal executives.</li><li>Assist in preparation of reports, presentations, and other materials required by the legal team.</li></ul>
2026-03-08T00:00:00Z

Administrative Coordinator

Los Angeles, CA
onsite
Contract / Temporary to Hire
31.35 - 36.3 USD / Hourly
We are looking for an experienced Office Engineer to join a dynamic team supporting the Terminal 5 renovation project at Los Angeles World Airports. This challenging role involves working onsite in Los Angeles, California, on a high-profile project encompassing the demolition and complete reconstruction of a terminal headhouse and concourse. This is a contract position, offering a multi-year opportunity to contribute to a significant infrastructure development. Responsibilities:• Oversee and manage project documentation, including RFIs, submittals, and change orders.• Maintain logs and records using PMWeb and other document management systems.• Coordinate effectively with contractors, design teams, and field personnel to ensure smooth operations.• Facilitate meetings, prepare reports, and monitor schedules and cost tracking.• Ensure compliance and organization of all project records and documentation.• Support construction management activities in an active airport environment.• Assist the project management team with documentation and operational coordination.• Contribute to the successful execution of a complex terminal renovation project.Administrative Coordinator – Cost Accounting SupportSchedule: Hybrid (Remote Monday & Friday | Onsite Tuesday–Thursday) Experience Required: 5+ years administrative experiencePosition SummaryThis position provides administrative support to the Development Group’s Cost Accounting team. The role supports daily administrative operations including consultant timekeeping coordination, budget memo preparation, contract budget tracking, and maintenance of shared electronic files and charge code lists.The Administrative Coordinator will also assist with training users on the Timekeeping application, prepare reports, and support data tracking related to expenditures and contract authorizations. This role requires strong attention to detail, the ability to manage multiple priorities, and strong collaboration with internal stakeholders.Key Responsibilities<ul><li>Provide administrative, clerical, and data collection support to the Cost Accounting team and supervisor.</li><li>Assist with consultant timekeeping services and provide training/support for new Timekeeping application users.</li><li>Prepare, route, and track budgetary memos and requests.</li><li>Maintain and update charge code lists, contract budget authorizations, and monthly expenditure data.</li><li>Gather statistical and operational data and compile reports for internal use.</li><li>Prepare spreadsheets, graphical reports, and narrative reports as directed.</li><li>Verify collected data, including matching supplier invoices to file records.</li><li>Maintain and organize shared electronic files and document repositories.</li><li>Draft general correspondence and administrative reports.</li><li>Scan and archive documents and reports.</li><li>Manage incoming calls, take messages, and route inquiries appropriately.</li><li>Receive, sort, and distribute mail.</li><li>Maintain an organized workspace and filing system.</li><li>Support team initiatives and collaborate with internal stakeholders to advance organizational goals.</li><li>Perform additional administrative duties as assigned.</li></ul>
2026-03-10T00:00:00Z

Administrative Coordinator

Los Angeles, CA
onsite
Temporary
31 - 37 USD / Hourly
Administrative Coordinator – Cost Accounting SupportSchedule: Hybrid (Remote Monday & Friday | Onsite Tuesday–Thursday) Experience Required: 5+ years administrative experiencePosition SummaryThis position provides administrative support to the Development Group’s Cost Accounting team. The role supports daily administrative operations including consultant timekeeping coordination, budget memo preparation, contract budget tracking, and maintenance of shared electronic files and charge code lists.The Administrative Coordinator will also assist with training users on the Timekeeping application, prepare reports, and support data tracking related to expenditures and contract authorizations. This role requires strong attention to detail, the ability to manage multiple priorities, and strong collaboration with internal stakeholders.Key Responsibilities<ul><li>Provide administrative, clerical, and data collection support to the Cost Accounting team and supervisor.</li><li>Assist with consultant timekeeping services and provide training/support for new Timekeeping application users.</li><li>Prepare, route, and track budgetary memos and requests.</li><li>Maintain and update charge code lists, contract budget authorizations, and monthly expenditure data.</li><li>Gather statistical and operational data and compile reports for internal use.</li><li>Prepare spreadsheets, graphical reports, and narrative reports as directed.</li><li>Verify collected data, including matching supplier invoices to file records.</li><li>Maintain and organize shared electronic files and document repositories.</li><li>Draft general correspondence and administrative reports.</li><li>Scan and archive documents and reports.</li><li>Manage incoming calls, take messages, and route inquiries appropriately.</li><li>Receive, sort, and distribute mail.</li><li>Maintain an organized workspace and filing system.</li><li>Support team initiatives and collaborate with internal stakeholders to advance organizational goals.</li><li>Perform additional administrative duties as assigned.</li></ul>
2026-03-10T00:00:00Z

Human Resources (HR) Assistant

Fullerton, CA
onsite
Contract / Temporary to Hire
22 - 27 USD / Hourly
Job Title: HR Generalist / Safety Coordinator (Contract) Duration: 6–8 month contract with potential for conversion based on budget later in the yearStart Date: Immediate (interviews this week; ideal start next week)Position OverviewWe are seeking a bilingual (Spanish/English) HR Generalist / Safety Coordinator to support a food manufacturing facility with approximately 60 employees. This onsite contract role will play a key part in maintaining day-to-day HR operations while ensuring a safe and compliant work environment. The position reports directly to the Office Manager and Plant Manager and will collaborate with HR staff supporting other company facilities.The ideal candidate brings hands-on experience in both human resources and workplace safety, preferably within a food manufacturing or production environment.Key ResponsibilitiesHuman Resources• Manage day-to-day HR operations including onboarding, offboarding, and employee documentation• Maintain employee records and HR data in ADP• Support payroll coordination and timekeeping accuracy• Assist with employee relations matters and act as a point of contact for HR questions• Ensure compliance with company policies and employment regulations• Coordinate training and employee communications• Partner with management on workforce planning and staffing needsSafety & Compliance• Support and maintain workplace safety programs and procedures• Conduct safety orientations and ongoing training for employees• Assist with incident reporting, investigations, and corrective actions• Ensure compliance with OSHA and food manufacturing safety standards• Perform regular safety audits and inspections• Maintain safety documentation and reporting requirementsQualifications• 2+ years of experience in an HR Generalist and/or Safety role• Experience in food manufacturing or a production environment strongly preferred• Bilingual in Spanish and English required• Working knowledge of ADP or similar HRIS/payroll systems• Familiarity with OSHA regulations and workplace safety practices• Strong organizational and communication skills• Ability to work independently in a fast-paced onsite environmentWork Environment• Fully onsite role supporting a manufacturing facility of approximately 60 employees• Collaborative environment working closely with operations and management teams________________________________________
2026-02-11T00:00:00Z

Office Assistant (part-time)

Cerritos, CA
onsite
Contract / Temporary to Hire
17.1 - 19.8 USD / Hourly
We’re currently hiring for a bilingual spanish Part-Time Office Assistant role in Artesia, CA.This is a public-facing, administrative support role ideal for someone who enjoys helping people, staying organized, and working in a calm, professional office environment.Position Details:<ul><li>Title: Part-Time Office Assistant</li><li>Location: Artesia, CA</li><li>Pay: $18/hour</li><li>Schedule: M-F 12pm-4pm</li></ul>Responsibilities include:<ul><li>Greeting visitors and assisting walk-ins</li><li>Answering and directing phone calls</li><li>Scheduling appointments and supporting office operations</li><li>Data entry, filing, and maintaining records</li><li>Assisting with paperwork, customer forms, and payments</li><li>Keeping the front office organized and professional</li></ul>
2026-03-05T00:00:00Z

Office Assistant Part-Time

El Segundo, CA
onsite
Contract / Temporary to Hire
18 - 20 USD / Hourly
We are looking for a dedicated and detail-oriented Office Assistant to join our team on a part-time basis in El Segundo, California. This Contract to permanent position requires approximately 8 hours per week, offering a consistent schedule during regular business hours. The ideal candidate will manage a variety of administrative tasks, ensuring smooth office operations and supporting team needs. Responsibilities: • Sort, organize, and distribute incoming mail to the appropriate individuals or departments. • Monitor office supply levels and communicate replenishment needs to the team. • Coordinate with the property management company for office-related requirements and maintenance. • Arrange food and refreshments for team meetings and events as needed. • Manage scheduling tasks, including booking appointments and maintaining calendars. • Assist with general organizational tasks to ensure the office functions efficiently. • Handle clerical duties such as filing, data entry, and document management. • Provide support for billing functions and other administrative processes. • Answer incoming calls and respond to inquiries professionally. • Utilize accounting and CRM software to complete assigned tasks accurately.
2026-03-09T00:00:00Z

Legal Assistant

Irvine, CA
onsite
Permanent
65000 - 90000 USD / Yearly
Join a national defense firm in Irvine! Our law firm client is seeking an experienced Legal Assistant to join its team of 40+ talented attorneys. The ideal legal assistant will have 3+ years of experience in California civil litigation, with at least some of that experience in employment litigation. As a Legal Assistant, you'll support four attorneys who handle labor & employment defense matters. This firm is offering this Legal Assistant the ability to work hybrid remotely. This Legal Assistant must be able to commute to Irvine. The firm offers an excellent compensation package with a comprehensive benefits package (medical, dental, vision, 401k, profit sharing, paid vacation, sick days, holidays, and more)! For immediate consideration for this exciting Legal Assistant opportunity, please send your resume directly to Assistant Vice President of Direct Hire, Tess Poliakin: Tess.Poliakin<at>RobertHalf.<com> #SoCalRHL
2026-03-10T00:00:00Z

Legal Assistant

Long Beach, CA
onsite
Temporary
33.25 - 38.5 USD / Hourly
We are looking for an experienced Litigation Legal Assistant to join our team in Long Beach, California. This long-term contract position offers a hybrid schedule, combining in-office work with remote flexibility. The role involves supporting a partner with case management, trial preparation, and document handling in the field of general liability and civil litigation. Responsibilities: • Manage litigation cases, including document preparation, filing, and calendaring. • Assist with pre-litigation tasks and trial preparation to ensure smooth case progression. • Utilize Merus and Clio software effectively for case management and tracking. • Support general liability matters and handle occasional workers' compensation cases. • Coordinate e-filing and court submissions to meet deadlines. • Maintain accurate and organized calendars, ensuring timely scheduling and updates. • Collaborate with attorneys to draft, edit, and finalize legal documents. • Ensure compliance with court rules and procedures for filings. • Provide administrative support to the partner and assist with personal injury cases as needed.
2026-03-09T00:00:00Z

Legal Assistant

West Los Angeles, CA
onsite
Permanent
70000 - 80000 USD / Yearly
We are looking for a dedicated Legal Assistant to join our team in Los Angeles, California. This role offers an opportunity to contribute to a collaborative and well-established firm recognized for its excellence in meticulous services. The ideal candidate will support attorneys in various administrative and legal tasks while enjoying a positive and growth-oriented environment. Responsibilities: • Provide comprehensive administrative support to 4-5 attorneys, ensuring workloads are balanced and manageable. • Manage legal documents and filings, including e-filing and processing court submissions accurately and efficiently. • Maintain attorneys’ calendars, scheduling meetings, deadlines, and court appearances to ensure efficient time management. • Coordinate communication between attorneys, clients, and external parties to facilitate case progress. • Prepare and organize case files, ensuring all necessary materials are readily accessible and up to date. • Collaborate with team members to uphold the firm’s standards of service and attention to detail. • Assist in drafting and proofreading legal correspondence and documents. • Utilize firm resources to streamline processes and maintain consistency across administrative tasks. • Uphold confidentiality and compliance with legal protocols and procedures. • Participate in firm-wide initiatives and activities to foster a collaborative work environment.
2026-02-12T00:00:00Z

Legal Practice Assistant

Los Angeles, CA
onsite
Permanent
90000 - 112000 USD / Yearly
A mid-sized regional law firm with multiple offices throughout California is looking for a Litigation Practice Assistant to join their heavy-hitting trial team. 5+ years of complex civil litigation experience in California is required. Responsibilities of Role: · eFiling pleadings in state and federal courts · preparing for trial substantively· generating TOAs/TOCs· formatting legal docs (firm uses CCC macros – this is a must have!) ^ The firm is unable to train on these fundamentals of running a litigation desk; please do not apply without the experience above. Perks of Firm:o Often named among the 2022 Most Admired Law Firms by the Los Angeles Business Journalo Very collegial environment and teamo Paid parking in the building o Team building events o RHL has placed numerous people in their NorCal and SoCal offices
2026-02-27T00:00:00Z