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16 results for Office Manager in Manteca, CA

Office Manager

Walnut Creek, CA
onsite
Temporary / Contract
40 - 45 USD / Hourly
Robert Half client is seeking an interim Office Manager to join their team immediately. This contract role is expected to run approximately 4-6 months. The Office Manager supports a 45-person team with a strong emphasis on HR, payroll, and employee lifecycle management, while ensuring day-to-day office operations run smoothly. Office Manager Key Responsibilities<ul><li>Manage HR processes: recruiting, onboarding, employee relations, and separations</li><li>Coordinate payroll and commissions; support review and approvals</li><li>Serve as primary contact for Paylocity (or similar HRIS/payroll systems)</li><li>Administer benefits, 401(k), and maintain HR compliance/documentation</li><li>Track PTO and maintain employee records</li></ul>Operations & Administrative Support<ul><li>Oversee daily office operations and cross-functional team support</li><li>Maintain internal systems (SharePoint, Claim Tracker, HRIS)</li><li>Coordinate vendors, IT support, and office services</li></ul>Accounting Coordination<ul><li>Partner with accounting on AP/AR processes</li><li>Assist with expense tracking, credit cards, and payroll reporting</li></ul>Qualifications<ul><li>5+ years of experience in HR, office operations, or administrative leadership</li><li>Hands-on experience with Paylocity or similar payroll/HRIS platforms</li><li>Proven ability to manage HR processes in a small to mid-sized company</li><li>Strong organizational and multitasking skills</li><li>Working knowledge of payroll coordination and basic accounting support</li></ul>Preferred<ul><li>Experience in small to midsize, fast-paced environments</li><li>Exposure to professional services or insurance industries</li></ul>Why This Role<ul><li>High-impact, visible contract opportunity</li><li>Strong focus on HR and payroll ownership</li><li>Collaborative team environment with immediate need for support</li></ul>If you are interested in this contract Office Manager position, please apply today.
2026-06-25T00:00:00Z

Office Manager

Lafayette, CA
onsite
Temporary to Hire
30 - 35 USD / Hourly
We are looking for an Office Manager to support the day-to-day administrative and operational needs of an early childhood education campus in CA.. This contract position with the potential to become permanent will serve as a central point of coordination for school staff, families, and leadership, helping create an organized and welcoming environment. The role combines front office oversight, records management, onboarding support, compliance administration, and event coordination to keep school operations running efficiently. Responsibilities:• Manage front office activity by greeting visitors, responding to incoming calls and inquiries, and ensuring families and staff receive timely assistance.• Oversee the student enrollment process from initial interest through re-enrollment, including tour scheduling, application tracking, waitlist coordination, and family communications.• Maintain complete and accurate student documentation in digital and paper files, including health records, consent forms, immunization data, and other required materials.• Provide administrative support for onboarding by assembling new employee paperwork, tracking completion of required documents, and updating personnel records.• Monitor staff training and compliance documentation while supplying teachers with current classroom rosters, emergency details, and other essential information.• Assist with regulatory reporting and school compliance tasks, including record upkeep, incident documentation, immunization submissions, and parent health notifications.• Help coordinate campus safety and facility-related activities by arranging vendor visits, supporting drill scheduling, gathering project estimates, and tracking maintenance needs.• Contribute to school events and special projects, such as organizing picture day logistics and supporting leadership with ongoing operational priorities.• Track office supply needs and maintain an orderly administrative workspace to support uninterrupted daily operations. If you are interested in this position, please apply today.
2026-06-25T00:00:00Z

Office Assistant

Santa Clara, CA
onsite
Temporary / Contract
25.3365 - 29.337 USD / Hourly
We are looking for a dependable Part Time Office Assistant to help keep daily workplace operations organized and welcoming in Santa Clara, California. This opportunity is suited for someone who enjoys being on site, takes initiative, and can balance administrative support with hands-on office coordination. The person in this role will contribute to a smooth employee and visitor experience while supporting workplace logistics, vendor activity, and office readiness in a fast-moving environment. Responsibilities:• Serve as the primary on-site support person for day-to-day office needs and help ensure operations run efficiently throughout the workday.• Welcome employees, visitors, candidates, and service providers with a courteous and friendly approach while helping direct them as needed.• Keep shared spaces presentable by monitoring office appearance and addressing general workplace organization needs.• Replenish pantry items, beverages, coffee supplies, and general office materials to maintain a well-stocked environment.• Arrange orders for food, refreshments, and workplace supplies through external vendors and online ordering tools.• Prepare meeting and conference spaces by coordinating room setup, refreshments, and overall readiness for guests and internal teams.• Assist with vendor scheduling, service follow-up, and resolution of routine office-related requests.• Support onboarding logistics by helping coordinate workspace readiness and other onboarding-related office details.• Provide administrative assistance such as scheduling support for busy teams, including recruiting and engineering functions.• Contribute to workplace projects tied to office transition efforts, return-to-office coordination, and overall space organization.
2026-06-23T00:00:00Z

Operations Manager

Fremont, CA
onsite
Permanent / Full Time
110000 - 150000 USD / Yearly
We are looking for a dedicated Health & Safety Manager to lead and enhance our Environmental Health & Safety initiatives in Milpitas, California. This role requires a proactive leader who is committed to ensuring regulatory compliance and implementing effective safety policies and procedures across all facilities. The ideal candidate will bring their expertise in manufacturing operations and safety management to drive organizational success. Responsibilities:• Oversee the implementation of Environmental Health & Safety programs, ensuring adherence to federal, state, and local regulations.• Develop and refine organizational policies and procedures to foster a safe and efficient work environment.• Conduct regular audits and inspections to assess compliance with Occupational Safety and Health Administration (OSHA) standards.• Lead initiatives to enhance safety culture and minimize risks across manufacturing operations.• Collaborate with cross-functional teams to ensure environmental and safety goals align with overall business objectives.• Manage and mentor staff to promote growth and operational excellence.• Analyze operational processes and recommend improvements for efficiency and compliance.• Stay updated on industry trends and regulatory changes to maintain best practices.• Prepare detailed reports and documentation related to safety programs and compliance efforts.• Respond to incidents promptly and implement corrective actions to prevent future occurrences
2026-06-24T00:00:00Z

Bookkeeper

Escalon, CA
onsite
Temporary to Hire
22 - 26 USD / Hourly
We are looking for a meticulous Bookkeeper to join a privately held company in California. This is an on-site, contract opportunity with the potential to become permanent for someone who thrives in a busy office and can manage accounting and administrative responsibilities with accuracy and consistency. The ideal candidate brings strong QuickBooks expertise, construction-related bookkeeping experience, and the ability to keep multiple projects moving efficiently. You will play a key role in supporting financial operations, project documentation, and day-to-day coordination across the business. Responsibilities:• Oversee daily bookkeeping activities in QuickBooks, including customer invoicing, payment application, vendor bill processing, and account reconciliation.• Monitor outstanding receivables, follow up on past-due balances, and help maintain consistent cash flow through effective collections efforts.• Track project financial performance by preparing job cost details, maintaining purchase order records, and producing profit and loss reporting by project.• Support estimating and project administration by preparing documentation, entering project information, and assisting with material ordering and status tracking.• Review contracts and project requirements, maintain organized records, and assist with construction-related paperwork such as notices, lien documentation, and prevailing wage support.• Process high-volume billing accurately while keeping detailed time, material, and project activity records within company systems.• Create and maintain spreadsheets, reports, templates, and business documents using Microsoft Office applications such as Excel, Word, and Outlook.• Coordinate communication with internal teams, clients, vendors, subcontractors, and regulatory contacts in a clear and timely manner.• Maintain vendor, subcontractor, inventory, and client data across business systems while identifying opportunities to improve administrative workflows. For immediate consideration, contact Robert Half at 209-232-1991.
2026-06-19T00:00:00Z

Bookkeeper

Escalon, CA
onsite
Temporary to Hire
22 - 24 USD / Hourly
We are looking for a detail-oriented Bookkeeper to support day-to-day financial operations in Escalon, California. This contract opportunity with permanent potential is ideal for someone who can maintain accurate records, stay organized in a fast-paced environment, and work confidently across core accounting tasks. The right candidate will bring practical experience with bookkeeping processes and contribute to the smooth handling of payables, receivables, and reconciliations. Responsibilities:• Maintain accurate financial records by entering, reviewing, and organizing daily accounting transactions.• Process vendor invoices and payments while keeping accounts payable activities current and well documented.• Issue customer invoices, record incoming payments, and follow up on outstanding balances to support accounts receivable functions.• Reconcile bank accounts regularly to confirm accuracy and resolve discrepancies in a timely manner.• Use QuickBooks to manage bookkeeping activities, update financial data, and generate routine reports as needed.• Support the preparation of internal financial information by ensuring records are complete, organized, and audit-ready. For immediate consideration contact Robert Half at 209-232-1991.
2026-06-17T00:00:00Z

Bookkeeper

Concord, CA
onsite
Temporary / Contract
35 - 40 USD / Hourly
Our client is seeking a detail-oriented Bookkeeper to manage day-to-day financial transactions, maintain accurate records, and support overall accounting operations. This role is ideal for someone with strong organizational skills, accuracy, and experience handling accounts payable, accounts receivable, reconciliations, and general ledger support. Based on general knowledge. Key Responsibilities:<ul><li>Maintain accurate financial records and bookkeeping entries. Based on general knowledge.</li><li>Process accounts payable and accounts receivable transactions. Based on general knowledge.</li><li>Reconcile bank accounts, credit card statements, and general ledger accounts. Based on general knowledge.</li><li>Prepare invoices, post payments, and track outstanding balances. Based on general knowledge.</li><li>Assist with month-end close and financial reporting. Based on general knowledge.</li><li>Maintain organized documentation and support audit readiness. Based on general knowledge.</li><li>Work closely with leadership to ensure timely and accurate financial operations. Based on general knowledge.</li></ul> If you are interested in this opportunity, please call Dennis Brinkmann at 925-271-4809.
2026-06-20T00:00:00Z

Bookkeeper

Walnut Creek, CA
onsite
Temporary / Contract
30 - 38 USD / Hourly
BookkeeperEmployment Type: Contract Pay Rate: $30 - $38 About the Role:Are you detail-oriented, organized, and skilled in managing financial records? Robert Half is actively seeking experienced Bookkeepers to support the operations of various businesses. Working with our clients, you’ll play a key role in maintaining accurate and up-to-date financial systems while contributing to their success. Key Responsibilities:<ul><li>Record day-to-day financial transactions, ensuring accurate and timely entry.</li><li>Process accounts payable and accounts receivable, including invoices, payments, and reconciliations.</li><li>Balance and maintain general ledgers; reconcile bank and credit card statements regularly.</li><li>Generate and prepare financial statements, including profit-and-loss reports and balance sheets.</li><li>Resolve discrepancies in financial records and inquiries from vendors or clients.</li><li>Assist with month-end and year-end financial processes.</li></ul>
2026-06-08T00:00:00Z

Administrative Assistant

Union City, CA
onsite
Temporary / Contract
28 - 33 USD / Hourly
We are looking for an Administrative Assistant to support daily front-desk and office operations for a public agency in California. This Contract position requires an experienced, service-oriented individual who can manage public interactions, maintain accurate records, and keep administrative workflows organized. The ideal candidate brings strong attention to detail, confidence with office technology, and the ability to balance reception duties with a wide range of clerical support tasks. Responsibilities: • Welcome visitors and direct them appropriately at the main lobby and vehicle entry point while maintaining a courteous and helpful presence. • Enter, organize, print, and maintain inspection-related records and compliance documentation with a high level of accuracy. • Track submissions and process administrative paperwork connected to inspection, enforcement, and certification activities. • Manage filing systems, shared electronic folders, and departmental SharePoint resources to keep information current and accessible. • Sort incoming mail, prepare outgoing correspondence, and assist with document distribution and routine mailing tasks. • Receive over-the-counter plan submissions and route materials to the appropriate internal contacts for follow-up. • Process credit card payments for agency invoices in accordance with established procedures and documentation standards. • Operate office equipment such as copiers, fax machines, postage systems, and laminating machines to support day-to-day business needs. • Assist Human Resources with recruiting-related administrative support and coordinate security access updates for staff and vendors.
2026-06-23T00:00:00Z

Administrative Assistant

Union City, CA
onsite
Temporary / Contract
25 - 27 USD / Hourly
Position OverviewWe are seeking a highly organized and detail-oriented Administrative Assistant to support daily office operations and provide administrative support to teams and leadership. The ideal candidate is proactive, professional, and able to manage multiple tasks efficiently while maintaining a high level of accuracy and confidentiality.Key Responsibilities<ul><li>Provide day-to-day administrative support to managers and team members</li><li>Answer and direct phone calls, emails, and other correspondence</li><li>Schedule meetings, appointments, and maintain calendars</li><li>Prepare reports, presentations, and other business documents</li><li>Organize and maintain physical and digital filing systems</li><li>Order office supplies and help manage office inventory</li><li>Coordinate travel arrangements and expense reports as needed</li><li>Greet visitors and assist with front desk coverage when required</li><li>Support internal communications and team events</li><li>Perform data entry and other clerical duties as assigned</li></ul>
2026-06-19T00:00:00Z

Administrative Assistant

Walnut Creek, CA
onsite
Temporary to Hire
28 - 32 USD / Hourly
Our construction client in Walnut Creek is looking for an Administrative Assistant to support daily office operations and provide direct administrative support to leadership. The ideal candidate is highly organized, adaptable, and comfortable managing multiple priorities in an office setting. This is a fully onsite and long-term contract role with the opportunity to go permanent. Key Responsibilities:<ul><li>Manage and prioritize a high-volume email inbox on behalf of leadership</li><li>Answer and direct incoming phone calls (approximately 10–12 daily)</li><li>Perform data entry and maintain organized records and files (both physical and digital)</li><li>Provide front desk support, including greeting occasional visitors and handling deliveries</li><li>Assist with office management tasks such as ordering supplies and maintaining organization</li><li>Support general administrative needs and special projects as assigned</li><li>Provide occasional assistance to the marketing team</li></ul>If you are interested in this Administrative Assistant opportunity, please apply today!
2026-06-25T00:00:00Z

Administrative Assistant

Pleasant Hill, CA
onsite
Temporary to Hire
23 - 24 USD / Hourly
We are looking for a detail-oriented Administrative Assistant to support daily operations for a busy laboratory team in CA. This contract opportunity with permanent potential is ideal for someone who enjoys keeping office workflows organized, coordinating communication across multiple parties, and ensuring important materials and records are handled accurately. The Administrative Assistant will work closely with laboratory staff, client offices, couriers, and field partners to help maintain smooth administrative processes and responsive service. Administrative Assistant Responsibilities:• Coordinate administrative support for the Administration Manager and laboratory staff to help maintain an efficient day-to-day workflow.• Review documents for accuracy and completeness before distribution, filing, or follow-up action.• Organize courier activity, including scheduling pickups and helping ensure timely movement of materials between locations.• Prepare, print, and distribute daily reports, including sending information to couriers and delivering reports to clients by fax or mail when needed.• Manage outgoing slides and tissue blocks for additional testing or external departmental review while tracking their status carefully.• Monitor inventory levels for requisition forms and office supplies and arrange replenishment before shortages affect operations.• Produce client-specific requisitions and coordinate delivery through couriers or the Territory Sales Manager.• Serve as a communication point between the laboratory, physician offices, and surgery centers to support client satisfaction and proper specimen submission.• Use office systems and equipment efficiently, including the pathology information system and standard administrative tools, while following organizational procedures.• Carry out additional administrative duties as assigned to support departmental needs. If you are interested in this Administrative Assistant role, please apply today!
2026-06-25T00:00:00Z

Administrative Assistant

San Ramon, CA
onsite
Temporary to Hire
19.7885 - 22.913 USD / Hourly
We are looking for two organized Administrative Assistants to support daily office operations in the Santa Maria and San Luis Obispo, California offices. This contract-to-permanent opportunity is ideal for someone who enjoys keeping workflows on track, assisting visitors and callers, and maintaining accurate administrative records. The person in this role will contribute to a detail-oriented front-office environment while handling a variety of clerical and coordination tasks with care and efficiency. Responsibilities:• Manage front-desk and office support activities to help maintain an efficient and welcoming workplace.• Respond to incoming calls, direct inquiries appropriately, and relay messages in a timely manner.• Enter, update, and maintain records with a high level of accuracy and attention to detail.• Assist with general clerical duties such as filing, document preparation, scanning, and correspondence support.• Welcome guests and provide receptionist coverage while ensuring a detail-oriented first point of contact.• Coordinate administrative tasks across the office to support day-to-day operations and team needs.
2026-06-24T00:00:00Z

Accounting Manager

Modesto, CA
onsite
Permanent / Full Time
85000 - 100000 USD / Yearly
Lisa Cole with Robert Half is partnering with a well-established manufacturing organization is seeking an experienced Accounting Manager to support financial operations. This individual will play a key role in driving an accurate and timely close process, maintaining a disciplined general ledger, and ensuring strong financial controls across the organization.This is a highly visible role partnering closely with leadership and cross-functional teams to support operational and financial decision-making. For more information on this position please call Lisa Cole at 916-649-0832. Key Responsibilities<ul><li>Lead and execute the monthly close process, including journal entries, accruals, and reconciliations</li><li>Ensure timely and accurate financial reporting in alignment with corporate deadlines</li><li>Prepare and maintain detailed balance sheet reconciliations with full supporting documentation</li><li>Analyze variances versus budget and prior periods</li><li>Oversee corporate credit card program, including reconciliations and policy compliance</li><li>Track capital projects and ensure proper capitalization in accordance with GAAP</li><li>Maintain fixed asset subledger and depreciation schedules</li><li>Reconcile capital spend to approved budgets and support capital planning initiatives</li><li>Ensure adherence to corporate accounting policies and regulatory requirements</li><li>Prepare and file recurring reports (sales & use tax, property tax, and other filings)</li><li>Maintain strong internal controls and supporting documentation</li><li>Support internal and external audit processes, including testing and documentation</li><li>Support ERP systems (SAP experience highly preferred) to ensure data integrity</li><li>Identify and implement process improvements to enhance efficiency and strengthen controls</li><li>Partner with operations, finance, and accounting teams to ensure accurate financial reporting</li><li>Provide support across AR/AP processes as needed</li><li>Monitor receivables and assist in resolving issues impacting cash flow and collections</li><li>Collaborate on operational or customer-related issues impacting financial results</li></ul>
2026-06-24T00:00:00Z

Accounting Manager

Union City, CA
onsite
Permanent / Full Time
130000 - 150000 USD / Yearly
We are looking for an Accounting Manager to oversee core accounting operations and ensure accurate, timely financial reporting for the organization in Union City, California. This role will lead essential close activities, maintain the integrity of the general ledger, and support audit readiness through strong controls and documentation. The ideal candidate brings a hands-on approach to account analysis, reconciliations, and journal entry review while partnering across teams to strengthen accounting processes. Responsibilities:• Direct day-to-day AR, AP, and GL operations• Own month-end close and financial reporting accuracy• Validate journal entries, reconciliations, balances, and variances• Create and deliver financial and KPI reports• Support development of the annual financial plan• Streamline controls, processes, and workflows; ensure proper period close and documentation• Lead financial statements and audit support• Partner with departments on accurate revenue and expense recognition• Hire, coach, and retain accounting staff• Oversee sales tax, returns, 1099s, and regulatory compliance• Assess and implement accounting systems and tools• Ensure compliance with current US GAAP standards• Maintain fixed asset and lease accounting records• Lead and support ad hoc initiatives, process improvements, and system upgrades
2026-05-28T00:00:00Z

Executive Assistant

Walnut Creek, CA
onsite
Temporary to Hire
40 - 50 USD / Hourly
We are looking for an experienced and resourceful Executive Assistant to provide senior-level support in Walnut Creek, CA. This fully on-site opportunity is a Contract to permanent position with a nonprofit organization that values professionalism, sound judgment, and strong follow-through. The right candidate will bring a high level of organization, technical confidence, and the ability to stay ahead of shifting priorities in a fast-moving environment. Executive Assistant Responsibilities:• Oversee a demanding executive calendar by arranging appointments, coordinating meeting schedules, and adjusting priorities as business needs change.• Organize donor-facing meetings from start to finish, including preparing materials, managing logistics, and handling timely follow-up communication.• Create and edit business documents, reports, presentations, and correspondence using Microsoft Office tools with accuracy and professionalism.• Support in-person meetings and office events by arranging meals, confirming details, and ensuring spaces are prepared in advance.• Anticipate executive needs by identifying potential conflicts, solving administrative issues early, and keeping daily operations running smoothly.• Manage a mix of business and personal support tasks with a high degree of discretion, confidentiality, and attention to detail.• Serve as a dependable point of coordination for communications, inquiries, and requests requiring executive awareness or action.• Take on additional administrative duties as needed while maintaining a positive, flexible, and service-oriented approach. If you are interested in this Executive Assistant role, please submit your resume today!
2026-06-25T00:00:00Z