21 Results for Office Administrative Assistant Jobs in Manteca, CA

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Administrative Assistant

Lathrop, CA
onsite
Temporary / Contract
20.90 - 24.20 USD / Hourly
We are looking for an organized Administrative Assistant to support daily office operations for a non-profit organization in Lathrop, California. This Long-term Contract opportunity is ideal for someone who can manage administrative workflows, maintain accurate records, and provide detail-oriented front-desk support. The role requires strong attention to detail, clear communication, and the ability to handle multiple tasks in a busy office environment. Schedule: Monday–Friday, 8 AM–5 PM Assignment: permanent Contract, 3–6 Months Seeking an organized and dependable Administrative Assistant to support a busy Public Works Department. Responsibilities: Process purchase orders and invoices Order supplies and maintain office inventory Answer and route incoming calls Assist customers and respond to vendor inquiries Provide general administrative and clerical support
2026-10-12T15:24:11Z

Project Assistant

Modesto, CA
onsite
Temporary / Contract
20.00 - 22.00 USD / Hourly
Client in Central Valley is looking for an Administrative Assistant for a busy and growing construction office. Previous construction industry experience is a must. This requires experience working with RFI and submittals you will assist with construction projects correspondence, document handling, phones, filing, ordering office supplies, processing mail, data entry, processing contracts to subcontractors and purchase orders, change orders to subs and other clerical duties as needed.A background in accounts payable is desired. Office uses SAGE 300. Autodesk. Schedule will be Monday through Friday 8 to 5 - office closes from 12 to 1 for lunch.
2026-11-06T00:58:44Z

Administrative Assistant

Stockton, CA
onsite
Temporary to Hire
25.34 - 29.34 USD / Hourly
We are looking for a detail-focused Administrative Assistant to support labor compliance operations for construction projects in Stockton, California. This contract opportunity with potential for a permanent role is ideal for someone who can coordinate records, manage reporting timelines, and communicate effectively with internal teams and subcontractors. The role centers on helping maintain compliance with prevailing wage and certified payroll requirements while keeping documentation organized and accurate. Responsibilities: • Prepare and submit recurring certified payroll and prevailing wage documentation for public and government-funded projects. • Examine project setup materials to determine reporting obligations, wage rules, and required compliance steps. • Monitor deadlines and maintain organized files to support adherence to labor regulations and contract requirements. • Review subcontractor payroll submissions for completeness, accuracy, and proper supporting documentation. • Communicate with subcontractors and project stakeholders to resolve missing details, corrections, and outstanding compliance items. • Maintain tracking logs and project records related to certified payroll, labor reporting, and audit support activities. • Investigate payroll discrepancies and coordinate with payroll or accounting teams to address compliance-related issues. • Assist with audits, union-related reporting, labor statistics, invoicing follow-up, and distribution of payroll-related reports as needed.
2026-10-26T23:13:45Z

Executive Assistant

Hayward, CA
onsite
Temporary / Contract
28.50 - 33.00 USD / Hourly
We are looking for an experienced Executive Assistant to provide high-level support to senior leadership within a healthcare organization in Hayward, California. This Long-term Contract position calls for a highly experienced, detail-oriented individual who can manage complex scheduling, executive communications, meeting coordination, and board-related activities with discretion and accuracy. The ideal candidate will help keep leadership operations organized, support strategic initiatives, and ensure important priorities move forward efficiently. Responsibilities: • Provide dedicated administrative support to executive leadership, managing daily priorities and ensuring smooth coordination of leadership activities. • Oversee complex calendars, arrange travel, process expense documentation, and handle executive correspondence with care and attention to detail. • Prepare meeting agendas, presentation materials, reports, and follow-up notes to support informed decision-making and effective leadership communication. • Coordinate internal meetings, external engagements, retreats, and leadership events while managing logistics and schedule changes efficiently. • Maintain organized executive records, contracts, governance files, and key organizational documents in accordance with internal standards. • Track action items, deadlines, project milestones, and leadership commitments, escalating concerns when timelines or deliverables are at risk. • Support cross-functional initiatives by coordinating meetings, gathering information, and assisting with reports and materials tied to strategic priorities. • Serve as a key point of contact for board-related administration, including scheduling meetings, preparing board packets, recording minutes, and maintaining governance documentation. • Facilitate communication with board members, executives, community partners, and external stakeholders while upholding a high degree of confidentiality. • Contribute to board onboarding, annual governance processes, committee administration, and special planning sessions as needed.
2026-11-06T18:43:44Z

Assistant Property Manager

Oakland, CA
onsite
Temporary to Hire
25.65 - 29.70 USD / Hourly
We are looking for a detail-oriented Assistant Property Manager to support daily property operations and administrative activities in Oakland, California. This contract position with permanent potential is ideal for someone who enjoys keeping processes organized, assisting with tenant and vendor coordination, and helping maintain efficient office workflows. The person in this role will contribute to smooth property administration by managing documentation, tracking requests, and supporting the overall needs of the management team. Responsibilities: • Support day-to-day administrative functions for the property management team to help maintain organized and efficient operations. • Prepare, update, and file documents, reports, correspondence, and other records with a high level of accuracy. • Process routine office tasks such as copying, scanning, data entry, and document preparation as needed. • Monitor office and property supply levels, coordinate replenishment, and help keep materials readily available for staff use. • Track maintenance requests, document updates, and help ensure service issues are communicated to the appropriate parties. • Assist with tenant, vendor, and internal communications by responding to inquiries and directing requests promptly. • Maintain orderly physical and digital records to support compliance, accessibility, and day-to-day property administration.
2026-10-30T23:14:04Z

Executive Assistant

San Jose, CA
onsite
Temporary / Contract
38.00 - 44.00 USD / Hourly
We are looking for an Executive Assistant to support senior leadership through exceptional organization, scheduling, and travel coordination. This Long-term Contract position is ideal for someone who can manage shifting priorities, maintain a composed and detail-focused approach, and keep executive operations running smoothly. The role requires strong attention to detail, sound judgment, and the ability to handle meetings, calendars, and logistics with accuracy and discretion. Responsibilities: • Manage complex executive calendars, prioritize appointments, and resolve scheduling conflicts to ensure efficient use of leadership time. • Arrange domestic and international travel plans, including itineraries, transportation, lodging, and related logistics. • Coordinate meeting schedules across stakeholders, prepare agendas when needed, and help ensure executives are fully prepared for key discussions. • Monitor changes to travel or meeting plans and make timely adjustments to minimize disruptions. • Serve as a reliable point of coordination for executive activities, maintaining clear communication with internal and external contacts. • Track important dates, deadlines, and commitments so leadership priorities remain organized and on schedule.
2026-11-04T04:33:42Z

Executive Assistant

Fremont, CA
onsite
Temporary / Contract
31.66 - 36.66 USD / Hourly
We are looking for an organized and proactive Executive Assistant to support leadership in Fremont, California. This is a Contract position suited for someone who is detail oriented and can manage complex schedules, coordinate meetings, and handle travel logistics with accuracy and discretion. The ideal candidate brings strong administrative judgment, anticipates needs, and keeps daily operations running smoothly in a fast-paced environment. Responsibilities: • Manage executive calendars by prioritizing appointments, resolving scheduling conflicts, and ensuring leaders are prepared for daily commitments. • Arrange domestic and international travel, including flights, lodging, ground transportation, and itinerary planning. • Coordinate meeting logistics for executive sessions, including scheduling, room reservations, agenda support, and follow-up on action items. • Communicate with internal teams and external contacts to confirm appointments, travel details, and schedule updates. • Prepare and maintain organized records related to travel plans, meeting schedules, and executive activities. • Monitor changes to calendars and travel plans, responding quickly to updates while minimizing disruption to executive priorities.
2026-10-29T16:58:44Z

Executive Assistant

San Jose, CA
onsite
Temporary / Contract
38.00 - 44.00 USD / Hourly
We are looking for an Executive Assistant to provide high-level administrative support to leadership in San Jose, California. This Long-term Contract position focuses on keeping executive schedules organized, coordinating complex travel plans, and ensuring meetings run smoothly. The ideal candidate is detail-oriented, proactive, and comfortable managing multiple priorities in a fast-paced environment. Responsibilities: • Manage executive calendars by scheduling appointments, adjusting priorities, and resolving conflicts to support daily operations. • Arrange domestic and international travel, including flights, lodging, ground transportation, and itinerary preparation. • Coordinate travel logistics and update plans quickly when schedules, meetings, or reservations change. • Organize executive meetings by preparing agendas, confirming attendance, reserving meeting space, and handling related logistics. • Serve as a key administrative partner to leadership by anticipating needs and helping maintain efficient workflows. • Track important dates, appointments, and follow-up items to ensure commitments are completed on time.
2026-10-13T21:08:44Z

Accounting Assistant

Modesto, CA
onsite
Temporary to Hire
24.00 - 27.00 USD / Hourly
We are looking for an Accounting Assistant to join a team in Modesto, California and contribute to both accounting support and day-to-day office coordination. This contract opportunity with potential for a permanent role is well suited for someone who is organized, adaptable, and comfortable handling a mix of financial and administrative responsibilities in a fast-paced setting. The ideal candidate brings a strong grasp of core accounting tasks, enjoys keeping records accurate, and can step in across functions as priorities shift. Responsibilities:• Manage incoming payments and support accounts receivable activities by maintaining accurate documentation and updating financial records.• Prepare check deposits, record transactions in the appropriate systems, and help ensure timely processing of daily cash activity.• Complete routine account reconciliations to verify accuracy, resolve discrepancies, and maintain dependable financial data.• Assist with payroll-related activities, including gathering information, reviewing entries, and supporting processing as needed.• Maintain orderly accounting files and administrative records to support compliance, reporting, and efficient office operations.• Use Microsoft Excel to track financial information, build supporting spreadsheets, and assist with reporting and data review.• Provide general office support, including organizing materials, assisting with operational cleanup efforts, and helping improve day-to-day workflow. For immediate consideration contact Robert half at 209-232-1991.
2026-11-06T03:08:45Z

Paralegal

Walnut Creek, CA
onsite
Permanent / Full Time
80000.00 - 120000.00 USD / Yearly
We are looking for an experienced Legal Assistant/Paralegal to support a small practice in the East Bay. This role combines substantive paralegal work with legal administrative and office coordination responsibilities in a firm focused on real estate, construction, and business disputes. The ideal candidate brings strong judgment, advanced organizational skills, and confidence using legal technology in a fast-paced civil litigation environment. Responsibilities:• Manage case documents from intake through trial, including organizing, reviewing, and analyzing records for active civil litigation matters.• Prepare discovery materials and assist with drafting pleadings, motions, and other case-related documents as needed.• Conduct legal research using platforms such as Westlaw and other technology tools to support attorneys in case strategy and preparation.• Evaluate and screen prospective client inquiries, gathering key information and helping determine next steps for attorney review.• Coordinate trial preparation by assembling exhibits, binders, and other materials required for hearings, depositions, and trial.• Handle civil court filings, arrange service of documents, and ensure submissions meet court rules and deadlines.• Maintain calendars and scheduling for litigation events, client meetings, and court-related obligations.• Build and maintain organized electronic and administrative files, while also supporting office operations, recordkeeping, and supply management.• Assist with accounts payable and accounts receivable tasks to help keep daily firm operations running smoothly.
2026-10-07T15:53:59Z

Legal Assistant

Walnut Creek, CA
onsite
Temporary / Contract
33.00 - 43.00 USD / Hourly
We are looking for a Legal Assistant to join a defense-focused litigation practice in Walnut Creek, California. This contract-to-hire opportunity is ideal for someone who is comfortable supporting attorneys in a fast-paced civil litigation environment and can manage both case-related and administrative tasks with accuracy. The role begins with a fully on-site training period of 90 days, followed by a hybrid schedule with three days in the office and two days working from home. Candidates who bring strong court filing experience, strong document preparation skills, and dependable organizational support will be well positioned for success. Responsibilities:• Prepare, revise, and finalize legal documents so they meet court formatting requirements and attorney expectations.• Handle electronic filings in both state and federal courts, ensuring submissions are accurate and completed within required deadlines.• Maintain attorney calendars by tracking hearings, filing dates, meetings, and other litigation-related commitments.• Provide day-to-day administrative assistance to attorneys, including organizing case materials and supporting workflow coordination.• Support civil litigation matters by managing documents, monitoring deadlines, and helping keep case activity on schedule.• Review filing details and court requirements carefully to reduce errors and help maintain compliance across active matters.
2026-11-05T18:53:43Z

Assistant Property Administrator

Hayward, CA
onsite
Temporary / Contract
26.00 - 27.00 USD / Hourly
Robert Half's property management client is seeking a Temporary Assistant Community Manager to support the day-to-day operations of a residential community. This position will assist with resident relations, maintenance coordination, administrative responsibilities, and compliance-related processes, while ensuring excellent customer service for residents and visitors. Assistant Community Manager Key Responsibilities:<ul><li>Serve as a point of contact for residents, providing exceptional tenant relations and customer service.</li><li>Respond to and coordinate maintenance requests, ensuring timely follow-up and resolution.</li><li>Enter and maintain accurate resident, property, and leasing information in Yardi.</li><li>Answer and direct incoming phone calls and assist visitors at the front desk.</li><li>Support move-in and move-out processes, including preparation and management of required documentation.</li><li>Assist with resident recertifications and compliance-related paperwork.</li><li>Perform data entry, filing, document management, and other administrative duties as assigned.</li><li>Maintain accurate records and assist with general office operations.</li></ul>Qualifications:<ul><li>Previous property management experience required.</li><li>Experience with Tax Credit and/or HUD housing programs required.</li><li>Working knowledge of Yardi software.</li><li>Strong communication and interpersonal skills.</li><li>Excellent follow-up and organizational abilities.</li><li>Ability to take direction, prioritize tasks, and work effectively in a fast-paced environment.</li><li>Proficient with general administrative and office support functions.</li></ul>If you are interested in this Assistant Community Manager role, please apply today!
2026-11-07T00:18:50Z

Data entry

Pleasanton, CA
onsite
Temporary / Contract
23.00 - 25.00 USD / Hourly
We are looking for a detail-oriented Medical Administrator to support daily front-office and clinical coordination activities for a healthcare team in Pleasanton, California. This Long-term Contract position is ideal for someone who can balance patient-facing service with accurate administrative work in a fast-paced medical setting. The role focuses on keeping scheduling, insurance review, and patient flow organized while helping maintain reliable documentation and communication across the office. Responsibilities:• Coordinate patient visit calendars by arranging, confirming, and adjusting appointments as needed.• Review coverage details and confirm active insurance benefits before scheduled services.• Secure required pre-service approvals by working with payers and completing authorization requests.• Welcome patients upon arrival, manage registration steps, and support an efficient checkout process.• Prepare patients for visits by escorting them to exam areas and capturing vital signs accurately.• Maintain electronic health records and update charts to ensure information is complete and current.• Respond to incoming calls professionally, answer routine questions, and direct issues to the appropriate staff.• Assist with billing-related administrative tasks and provide support for other office duties as assigned.
2026-11-06T00:38:44Z

Assistant Community Manager

Hayward, CA
onsite
Temporary / Contract
25.00 - 29.00 USD / Hourly
We are looking for an Assistant Community Manager to support daily operations at a residential property in California. This contract position will play a key role in resident documentation, compliance-related processing, office coordination, and financial record support. The first month will place strong emphasis on completing annual resident recertifications while also helping maintain smooth communication between residents, staff, and service partners. Assistant Community Manager Responsibilities:• Manage annual resident recertification activities by meeting with residents, gathering required documentation, completing supporting worksheets, and routing files for review and approval.• Coordinate maintenance service requests from intake through completion, maintain accurate work order records, and follow up to help ensure timely resolution.• Support resident move-ins and move-outs by assisting with required paperwork, explaining procedures, and helping complete unit inspections.• Administer applicant intake and waiting list records in accordance with applicable housing compliance standards and organizational policies.• Receive rent payments, track funds accurately, and prepare daily bank deposits when needed.• Maintain organized resident files and operational records, including emergency contacts, incident documentation, and other required property information.• Prepare project status reporting and help uphold property rules, program requirements, and administrative procedures consistently.• Order office supplies, distribute incoming office mail, and keep the management office clean, orderly, and well maintained.• Provide respectful customer service to residents, applicants, and community partners while fostering an inclusive and supportive property environment. If you are interested in this Assistant Community Manager role, please apply today!
2026-11-07T00:18:50Z

Legal Assistant

Walnut Creek, CA
onsite
Temporary to Hire
25.00 - 35.00 USD / Hourly
Legal SecretaryWe are seeking a Legal Secretary to support attorneys with a variety of administrative and legal support duties. The ideal candidate will be organized, detail-oriented, and comfortable managing multiple priorities in a fast-paced legal environment.Responsibilities:<ul><li>Provide administrative support to attorneys</li><li>Manage calendars, schedule meetings, and track deadlines</li><li>Prepare, format, revise, and proofread legal documents</li><li>Communicate with clients, courts, and outside parties</li><li>Maintain electronic and physical client files</li><li>Assist with document management and filing</li><li>Support general office and legal administrative functions</li></ul>Qualifications:<ul><li>2+ years of legal secretary, legal assistant, or related legal support experience</li><li>Strong Microsoft Word and document formatting skills</li><li>Experience with calendaring and deadline management</li><li>Professional written and verbal communication skills</li><li>Highly organized with strong attention to detail</li><li>Experience in Trusts & Estates (T& E), estate planning, or probate is a plus</li></ul>This role is ideal for someone who enjoys supporting attorneys, handling client interactions, and keeping legal matters organized and moving forward.
2026-11-05T17:28:45Z

HR Assistant

Mountain View, CA
onsite
Temporary / Contract
25.00 - 35.00 USD / Hourly
The HR Assistant supports daily human resources operations, including employee onboarding, HR record management, benefits administration, and recruiting coordination. This role assists with maintaining employee files, scheduling interviews, processing paperwork, and responding to employee inquiries while ensuring accuracy and confidentiality.
2026-10-30T21:08:42Z

Human Resources (HR) Assistant

Fremont, CA
onsite
Permanent / Full Time
- USD / Yearly
We are looking for a Compensation and Benefits Administrator to join an established client in the South Bay. This is a direct permanent offering an excellent opportunity to support key HR functions and enhance your skills. The role involves working closely with the HR Management team and being point of contact for Compensation and Benefits Administration. Responsibilities: • Coordinate and manage Employee Compensation and Benefits • Assist in maintaining and updating Human Resources Information Systems (HRIS) to reflect current employee data. • Provide administrative support for various HR functions, including record-keeping and policy updates. • Collaborate with team members - HRIS system recording all Compensation and Benefit changes • Ensure adherence to company policies and employment regulations in all HR practices. • Prepare reports and summaries related to HR activities for management review. • Support the implementation of new HR initiatives to improve operational efficiency
2026-10-08T00:53:46Z

Human Resources (HR) Assistant

Sacramento, CA
onsite
Temporary / Contract
27.71 - 32.09 USD / Hourly
We are looking for a detail-oriented workers comp claims examiner to support a non-profit organization in Sacramento, California. This Long-term Contract position focuses on coordinating and resolving workers’ compensation claims while serving as a key point of contact for employees, medical professionals, legal representatives, and other partners. The ideal candidate will bring strong judgment, organization, and communication skills to help move claims efficiently from intake through closure while maintaining compliance with applicable requirements. Responsibilities:• Oversee workers’ compensation cases from first notice of injury through final disposition, ensuring each file progresses accurately and on schedule.• Review incident details, medical documentation, and supporting records to assess claim validity and determine appropriate next steps.• Communicate regularly with injured employees, supervisors, healthcare providers, attorneys, investigators, and external service partners to gather updates and share claim information.• Arrange and track medical care, confirm treatment plans, and evaluate clinical reports to support ongoing case management.• Process indemnity and medical payments with attention to statutory guidelines, internal standards, and required timeframes.• Prepare and issue claim-related notices, including determinations, delays, and benefit communications, within mandated deadlines.• Maintain complete and well-organized claim files by documenting activity, preserving correspondence, and updating case notes promptly.• Support investigations by securing statements, reviewing evidence, and identifying opportunities for recovery, settlement, return-to-work planning, or other cost-control measures.• Partner with legal counsel and represent the organization in hearings, mediations, conferences, or similar proceedings when claims require formal resolution.
2026-10-28T18:28:47Z

Accounting Assistant

Mountain View, CA
remote
Temporary / Contract
21.38 - 24.75 USD / Hourly
We are looking for a detail-focused Accounting Assistant to join our team in Mountain View, California on a Contract basis. In this role, you will support day-to-day accounting activities by helping maintain accurate financial records, resolve outstanding items, and keep invoice and expense processes moving efficiently. This opportunity is well suited for someone who can step into a fast-paced environment, manage multiple follow-ups, and deliver reliable administrative and accounting support. Responsibilities: • Process vendor invoices in accounting systems, ensuring entries are complete, properly documented, and coded accurately. • Review submitted invoices and expense materials to identify missing details, approval gaps, duplicate charges, or other inconsistencies that require follow-up. • Reconcile credit card activity by matching transactions to receipts and researching items that do not align with supporting records. • Communicate with project managers and employees to obtain approvals, receipts, project details, and other outstanding information needed for accounting workflows. • Support billing and project accounting tasks by verifying customer and project data and organizing documentation required for accurate invoicing. • Maintain orderly electronic financial files and track pending items, unresolved questions, and outstanding requests to help reduce processing backlogs. • Provide regular updates to the accounting lead on completed work, open issues, and items that need further review or escalation. • Assist with general accounting data entry, administrative support, and other finance-related tasks as assigned.
2026-10-29T17:03:56Z

General Office Clerk

Hayward, CA
onsite
Temporary / Contract
24.00 - 25.00 USD / Hourly
We are seeking a part-time temporary Office Clerk to support daily office operations and provide exceptional service to members and visitors in Hayward, California. This role is responsible for front desk reception, processing payments, assisting members with paperwork, maintaining records, and providing bilingual support in both English and Spanish. Office Clerk Key Responsibilities:Greet and assist members and visitors at the front desk and service windowAnswer and direct a high volume of incoming callsAssist members daily in person with questions, forms, and enrollment paperworkProcess payments received in person and over the phoneMaintain and reconcile daily payment receipts and recordsScan, file, and upload member documents into the company databaseExplain membership enrollment and sign-up processes to new membersProvide support to union members as neededPerform general clerical duties, including data entry, filing, document management, and administrative support Software & Technical Skills:Microsoft Excel (basic data entry and record keeping)Microsoft WordDocument scanning and electronic file management Qualifications:Previous front desk, office clerk, receptionist, or customer service experienceBilingual English/Spanish requiredStrong communication and customer service skillsAbility to handle multiple tasks in a fast-paced environmentStrong attention to detail and organizational skills If you are interested in this part-time Office Clerk role, please apply today!
2026-11-07T00:04:03Z

Legal Assitant

San Jose, CA
remote
Temporary / Contract
25.00 - 45.00 USD / Hourly
Responsibilities:<ul><li>Manage attorney calendars, deadlines, and scheduling</li><li>Prepare, revise, and format legal documents and correspondence</li><li>File documents in state and federal courts</li><li>Maintain case files and document management systems</li><li>Coordinate client communications and meetings</li><li>Assist with discovery, trial preparation, and administrative tasks</li><li>Track deadlines and ensure compliance with court rules</li></ul>
2026-10-30T23:33:44Z

21 results for Office Administrative Assistant in Manteca, CA