21 results for Sr Administrative Assistant in La Mesa, CA

Executive Administrative Assistant

Rancho Santa Fe, CA
onsite
Temporary
32 - 36 USD / Hourly
This Executive Administrative Assistant position is designed for a professional who thrives in a fast-paced environment and understands the importance of organization, communication, and discretion at the executive level. The right candidate will recognize that administrative work is far more than scheduling meetings and answering emails. It is about anticipating needs before they arise, creating structure where there is complexity, and ensuring executives can operate at their highest level of productivity. This role offers the opportunity to work closely with senior leadership while gaining exposure to strategic initiatives, internal operations, and cross-department collaboration. You will become a trusted partner to leadership, managing priorities, coordinating key projects, and ensuring that the daily flow of business operations runs smoothly and efficiently. Key Responsibilities<ul><li>Manage complex executive calendars and scheduling</li><li>Coordinate meetings, travel, and internal events</li><li>Prepare reports, presentations, and executive correspondence</li><li>Track key initiatives and ensure deadlines are met</li><li>Maintain confidential information with professionalism and discretion</li><li>Serve as a liaison between executives and internal teams</li></ul>
2026-03-05T00:00:00Z

Administrative Assistant

San Diego, CA
onsite
Temporary
22.5 - 25 USD / Hourly
At Robert Half, we connect talented professionals with leading organizations seeking operational excellence. Our client is seeking a proactive and detail-oriented Administrative Assistant to provide comprehensive support and help keep their office running smoothly. Key Responsibilities:<ul><li>Perform general clerical duties, including filing, data entry, and managing correspondence</li><li>Schedule meetings, maintain calendars, and coordinate appointments</li><li>Prepare and edit documents, reports, and presentations</li><li>Answer and direct phone calls; greet and assist visitors</li><li>Manage office supplies and inventory</li><li>Support various departments with administrative tasks as needed</li><li>Maintain confidentiality and ensure accuracy in all work performed</li></ul>
2026-03-05T00:00:00Z

Administrative Assistant

San Diego, CA
onsite
Temporary
23 - 25 USD / Hourly
Our client, an innovative and fast-growing biotechnology company, is seeking a proactive and organized Administrative Assistant to support daily operations and help drive scientific advancement. This is an excellent opportunity to join a collaborative team in a cutting-edge scientific environment. Key Responsibilities:<ul><li>Provide comprehensive administrative support, including scheduling meetings, managing correspondence, and maintaining organized filing systems.</li><li>Assist with document preparation, data entry, presentations, and report generation.</li><li>Support project coordination and event logistics as needed.</li><li>Greet and assist visitors, answer phone calls, and direct inquiries to appropriate team members.</li><li>Order and maintain office supplies and ensure the office environment runs efficiently.</li><li>Help uphold confidentiality and compliance with company standards and industry regulations.</li></ul>
2026-03-05T00:00:00Z

Administrative Assistant

Solana Beach, CA
onsite
Temporary
23 - 27 USD / Hourly
Robert Half is partnering with a fast‑growing real estate development and investment firm in San Diego that is looking to hire a polished, proactive Administrative Assistant to support executives, property teams, and project managers. This role is perfect for someone who thrives in a dynamic environment where each day brings new tasks related to property operations, investor communications, project milestones, and administrative coordination. You’ll be the organizational backbone for a highly collaborative team — managing calendars, preparing lease files, assisting with due diligence packets, coordinating property tours, and supporting both the office and field teams. If you enjoy a mix of corporate support and light real estate operations, this is a fantastic long-term home. What You’ll Do<ul><li>Manage calendars, meetings, and travel arrangements for executives and property leaders</li><li>Prepare and maintain lease files, tenant documents, vendor contracts, and compliance records</li><li>Support onboarding of new tenants, move-in packages, insurance documentation, and contact updates</li><li>Assist with project documentation, permitting files, and city/county submissions</li><li>Coordinate investor reports, meeting materials, and internal presentations</li><li>Help monitor key deadlines related to lease renewals, options, notices, and property milestones</li><li>Update and maintain CRM, tenant lists, and property management software</li><li>Support accounts payable tasks: invoice coding, approvals routing, and vendor onboarding</li><li>Greet visitors, manage reception duties, and assist with office operations</li></ul>
2026-03-03T00:00:00Z

Administrative Assistant

San Diego, CA
onsite
Contract / Temporary to Hire
22 - 26 USD / Hourly
We are looking for a dedicated Administrative Assistant to join our team in San Diego, California. In this role, you will play a pivotal part in ensuring smooth office operations, supporting leadership, and maintaining a welcoming and detail-oriented environment for staff and visitors. The ideal candidate thrives in a dynamic setting and demonstrates exceptional organizational and communication skills. Responsibilities:• Greet and check in visitors, oversee front-door access, and ensure a positive reception experience.• Manage and respond to communications in a shared inbox, routing inquiries as necessary.• Maintain team calendars, schedules, and action items to support alignment and timely progress.• Track and order office supplies, ensuring inventory is consistently stocked and organized.• Organize weekly in-office events, including planning, setup, ordering items, and post-event clean-up.• Prepare welcome kits for new employees, including equipment and branded materials.• Provide administrative support to leadership and various departments as needed.• Act as the primary point of contact for day-to-day office operations and general assistance.• Uphold confidentiality and sound judgment in all interactions with staff.• Ensure all tasks are completed with precision and attention to detail.
2026-02-20T00:00:00Z

Part Time Administrative Assistant

San Diego, CA
onsite
Temporary
23 - 28 USD / Hourly
About the Opportunity Robert Half is partnering with a well-established investment firm seeking a highly organized and detail-oriented Part-Time Administrative Assistant. This role supports senior leadership and the broader operations team with day-to-day administrative functions. The ideal candidate is professional, discreet, and comfortable working in a fast-paced financial services environment.Key Responsibilities<ul><li>Provide administrative support to partners and investment professionals</li><li>Manage calendars, schedule meetings, and coordinate conference calls</li><li>Prepare and edit correspondence, reports, and presentations</li><li>Assist with document preparation, formatting, and filing (digital and physical)</li><li>Maintain client records and ensure accurate data entry in internal systems</li><li>Coordinate travel arrangements and expense reporting</li><li>Answer and direct incoming calls and emails in a professional manner</li><li>Support office operations, including supply management and vendor coordination</li><li>Assist with special projects and ad hoc administrative tasks as needed</li></ul>
2026-02-23T00:00:00Z

Sr. Accountant

San Diego, CA
onsite
Temporary
38 - 43 USD / Hourly
Our company is actively seeking a skilled Senior Accountant to join our finance and accounting team. The ideal candidate has strong analytical abilities, deep understanding of accounting principles, and proven experience handling advanced accounting functions. Key Responsibilities:<ul><li>Prepare, review, and analyze complex general ledger accounts</li><li>Lead month-end and year-end close processes, ensuring accuracy and timeliness</li><li>Prepare and interpret financial statements for senior management</li><li>Support budgeting, forecasting, and variance analysis efforts</li><li>Oversee compliance with internal controls, GAAP, and regulatory requirements</li><li>Collaborate with auditors and facilitate audit processes</li><li>Mentor junior accounting staff and support professional development</li></ul>
2026-02-26T00:00:00Z

Sr. Paralegal

San Diego, CA
remote
Temporary
52 - 60 USD / Hourly
We are looking for an experienced Sr. Paralegal to support a healthcare organization's corporate governance update on a contract basis. This project involves reviewing and revising critical legal documents to ensure accuracy, compliance, and clarity. Responsibilities:• Analyze and revise corporate governance documents, including bylaws, shareholder agreements, and voting procedures.• Ensure all legal documents align with compliance standards and organizational goals.• Conduct thorough reviews to identify and address discrepancies or outdated provisions.• Collaborate with stakeholders to implement updates and provide guidance on governance practices.• Draft and refine legal documents to improve clarity and functionality.• Research applicable regulations to ensure governance policies meet legal requirements.• Offer strategic recommendations for improving shareholder procedures and agreements.• Maintain organized records of revisions and updates throughout the project timeline.• Communicate progress and findings effectively to relevant parties.• Provide expertise in healthcare industry governance to ensure tailored solutions.
2026-03-05T00:00:00Z

Executive Assistant

San Diego, CA
onsite
Temporary
40 - 45 USD / Hourly
About the Company Robert Half is partnering with a fast-growing and innovative technology company seeking a highly organized and proactive Executive Assistant to support senior leadership. This organization operates in a dynamic, fast-paced environment and values discretion, efficiency, and strong communication skills.Position Overview The Executive Assistant will provide high-level administrative support to C-level executives and senior leaders. This individual will act as a strategic partner, ensuring seamless daily operations, managing complex schedules, and serving as a key point of contact across internal and external stakeholders.Key Responsibilities<ul><li>Manage complex calendars, schedule meetings, and coordinate across multiple time zones</li><li>Prepare agendas, presentations, reports, and executive-level correspondence</li><li>Coordinate domestic and international travel arrangements, including itineraries and expense reports</li><li>Support board meetings and leadership meetings, including materials preparation and note-taking</li><li>Act as liaison between executives and internal departments, clients, and external partners</li><li>Track action items and follow up to ensure timely completion</li><li>Assist with special projects, event planning, and operational initiatives</li><li>Maintain confidentiality and handle sensitive information with discretion</li></ul>
2026-02-21T00:00:00Z

Executive Assistant

San Diego, CA
onsite
Temporary
38 - 42 USD / Hourly
Our client, an industry-leading organization, is seeking a highly organized and proactive Executive Assistant to provide dedicated support to their senior executives. This is an excellent opportunity for an administrative professional who thrives in a challenging and fast-paced environment and is passionate about making an impact. Key Responsibilities:<ul><li>Manage complex calendars, including scheduling meetings, appointments, and travel arrangements.</li><li>Prepare and edit correspondence, presentations, reports, and other key documents.</li><li>Coordinate meetings, including agenda preparation, logistics, and follow-up actions.</li><li>Screen calls, respond to emails, and serve as a reliable point of contact for both internal and external stakeholders.</li><li>Maintain confidential files and records, upholding the highest standards of discretion and professionalism.</li><li>Assist with special projects, event planning, and other duties as assigned by the executive team.</li></ul>
2026-03-05T00:00:00Z

Executive Assistant

San Diego, CA
onsite
Contract / Temporary to Hire
40.85 - 47.3 USD / Hourly
We are looking for a highly organized and proactive Executive Assistant to support senior leadership in a dynamic environment. This Contract to permanent position requires exceptional attention to detail, strong communication abilities, and the capability to manage multiple priorities effectively. Based in San Diego, California, this role offers an opportunity to make a significant impact through seamless administrative support. Responsibilities: • Manage and maintain executive calendars, ensuring all appointments and meetings are accurately scheduled. • Arrange and coordinate complex travel plans, including booking flights, accommodations, and transportation. • Prepare and organize materials for executive meetings, ensuring all documentation is readily available. • Serve as the primary point of contact for internal and external communications on behalf of the executive. • Handle confidential information with utmost discretion and professionalism. • Track and manage deadlines, ensuring timely completion of tasks and projects. • Coordinate logistics for special events or business engagements as needed. • Assist in preparing reports, presentations, and correspondence for executive review. • Proactively identify and resolve scheduling or administrative conflicts. • Support additional administrative tasks to streamline operations and improve efficiency.
2026-03-06T00:00:00Z

Executive Assistant

Carlsbad, CA
onsite
Temporary
34 - 36 USD / Hourly
Robert Half is supporting a rapidly growing biotech organization in San Diego seeking an exceptional Executive Assistant to provide high-level support to C‑suite leaders. This role is perfect for someone who thrives in a fast-moving, mission-driven environment and enjoys being the organizational backbone behind scientific and business initiatives. What You’ll Do<ul><li>Provide executive-level calendar management, meeting coordination, and complex scheduling</li><li>Prepare board materials, executive presentations, and confidential documents</li><li>Manage travel arrangements, itineraries, expense reports, and logistics</li><li>Serve as a liaison between executives, internal teams, and external stakeholders</li><li>Coordinate cross-functional meetings, timelines, and follow-up actions</li><li>Support onboarding, HR coordination, and team culture initiatives for executive teams</li><li>Assist with special projects, strategic operations tasks, and process improvements</li><li>Maintain professionalism, confidentiality, and judgment while managing competing priorities</li></ul>
2026-02-24T00:00:00Z

Executive Assistant

San Diego, CA
onsite
Temporary
35 - 45 USD / Hourly
We are seeking an accomplished Executive Assistant with 5–7 years of experience providing high-level administrative support to multiple C-suite executives in a fast-paced, dynamic environment. The ideal candidate excels at anticipating needs, managing complex schedules, is comfortable handling confidential information, and serves as a strategic partner to organizational leadership.Key Responsibilities:<ul><li>Proactively manage complex calendars, schedule internal/external meetings, travel arrangements (international and domestic), expense reports, and event coordination for multiple C-level executives (e.g., CEO, CFO, CTO).</li><li>Screen and prioritize communications to ensure timely responses and follow-up.</li><li>Prepare correspondence, presentations, and board materials with a high degree of accuracy and professionalism.</li><li>Serve as liaison between executives and internal/external stakeholders, maintaining a high level of professionalism, discretion, and confidentiality.</li><li>Support the coordination of executive off-sites, board meetings, and leadership initiatives.</li><li>Draft, edit, and proofread high-level documents, reports, and communications.</li><li>Track deliverables and project timelines, ensuring all executives’ commitments are met.</li><li>Adapt quickly to shifting priorities in a fast-changing environment.</li></ul>
2026-02-20T00:00:00Z

Executive Assistant

San Diego, CA
onsite
Contract / Temporary to Hire
40.85 - 47.3 USD / Hourly
We are looking for an experienced and proactive Executive Assistant to join our team in San Diego, California. In this Contract to permanent role, you will provide essential support to senior executives, ensuring the seamless management of schedules, travel, and meetings. This is an excellent opportunity for someone who is detail oriented and thrives in a fast-paced biotechnology environment. Responsibilities:• Manage executive calendars, including scheduling appointments, meetings, and events.• Organize and book travel arrangements, ensuring all details are handled efficiently.• Coordinate complex travel plans, including flights, accommodations, and itineraries.• Prepare materials and agendas for executive meetings, ensuring readiness and accuracy.• Act as a liaison between executives and other team members to facilitate communication.• Ensure timely follow-up on action items and deadlines for the executive team.• Maintain confidentiality while handling sensitive information and documents.• Support high-level administrative tasks to streamline executive operations.• Monitor and prioritize incoming communications, including emails and calls.• Assist with special projects and assignments as needed.
2026-03-05T00:00:00Z

Executive Assistant

San Diego, CA
onsite
Temporary
32 - 37 USD / Hourly
At Robert Half, we connect outstanding professionals with organizations that value expertise and strategic support. Our client in the property management sector is seeking an Executive Assistant to provide high-level administrative support to senior leadership and help drive operational excellence. Key Responsibilities:<ul><li>Manage executives’ calendars, schedule meetings, and coordinate complex travel arrangements</li><li>Prepare correspondence, presentations, reports, and confidential documents</li><li>Serve as a liaison between executives, property teams, tenants, and stakeholders</li><li>Organize and prioritize daily workflow; proactively anticipate executive needs</li><li>Coordinate board meetings, company events, and property management activities</li><li>Support with lease documentation, compliance tracking, and vendor communications</li><li>Handle confidential information with a high degree of professionalism</li></ul>
2026-03-05T00:00:00Z

Executive Assistant

San Diego, CA
onsite
Temporary
40 - 50 USD / Hourly
Our client, a leading biotechnology company, is seeking an accomplished Executive Assistant with 5–7 years of professional experience in the biotech or life sciences sector. This individual will support the CEO by streamlining operations, and driving company growth in a dynamic and innovative environment.Responsibilities:<ul><li>Serve as the primary administrative partner to senior executives, managing complex calendars, travel arrangements, and meeting logistics</li><li>Prepare, review, and organize confidential documents related to research, regulatory, and business activities</li><li>Coordinate communications across departments and with external partners within the biotech ecosystem</li><li>Support project management efforts, including tracking timelines and deliverables</li><li>Manage expense reporting, procurement requests, and sensitive company information</li><li>Facilitate event planning for conferences, industry meetings, or onsite events</li><li>Assist with onboarding and communications for new hires, ensuring compliance with company and industry protocols</li></ul>
2026-02-20T00:00:00Z

Executive Assistant

Carlsbad, CA
onsite
Temporary
32 - 36 USD / Hourly
A fast-growing life sciences organization in Carlsbad is seeking a highly polished, proactive Executive Assistant to provide comprehensive support to senior leadership. This is a high-trust, high-impact position that requires exceptional judgment, discretion, and the ability to anticipate needs before they arise. The ideal candidate is calm under pressure, detail-obsessed, and thrives in environments where priorities shift quickly. What You’ll Own<ul><li>Manage complex executive calendars across multiple time zones</li><li>Coordinate high-level meetings, board prep, and leadership offsites</li><li>Prepare executive-ready presentations, reports, and briefing materials</li><li>Screen and prioritize communications on behalf of leadership</li><li>Arrange detailed domestic and international travel itineraries</li><li>Track key initiatives and follow up on action items</li><li>Maintain highly confidential files and communications</li><li>Partner cross-functionally with finance, HR, and operations teams</li></ul>
2026-02-21T00:00:00Z

HR Assistant

Oceanside, CA
onsite
Temporary
23 - 28 USD / Hourly
A leading manufacturing and production company in San Diego is seeking a reliable, organized, and proactive HR Assistant to support their rapidly growing workforce. This role is perfect for someone who enjoys structure, problem-solving, and partnering with both office and warehouse teams.What You’ll Do<ul><li>Support recruiting efforts: posting jobs, screening applicants, scheduling interviews</li><li>Assist with onboarding, safety trainings, and facility orientation</li><li>Maintain employee files, I-9s, and compliance documents</li><li>Track attendance, performance reviews, and disciplinary documentation</li><li>Update HRIS, spreadsheets, and company logs</li><li>Assist with workers' comp reporting and safety compliance</li><li>Act as a point of contact for employees needing HR guidance</li></ul>
2026-02-23T00:00:00Z

HR Assistant

Escondido, CA
onsite
Temporary
22 - 27 USD / Hourly
Our client, a respected healthcare organization serving communities across San Diego County, is looking for a compassionate and detail-oriented HR Assistant to support their HR operations. This is a fantastic opportunity for someone passionate about people, patient care, and administrative excellence within a mission‑driven environment. What You’ll Do<ul><li>Assist with onboarding and offboarding tasks</li><li>Support credentialing, compliance tracking, and employee file maintenance</li><li>Coordinate new hire orientations and training scheduling</li><li>Process HR documents, forms, and confidential personnel updates</li><li>Help manage HR inbox, employee inquiries, and HRIS data entry</li><li>Assist with payroll prep, timesheet collection, and corrections</li><li>Support benefits administration, open enrollment, and leave-of-absence documentation</li><li>Maintain employee records in alignment with healthcare regulatory standards</li></ul>
2026-02-23T00:00:00Z

Human Resources (HR) Assistant

El Cajon, CA
onsite
Contract / Temporary to Hire
21 - 24 USD / Hourly
We are looking for a skilled and detail-oriented Human Resources (HR) Assistant to join our team in El Cajon, California. This Contract-to-continuing position offers an excellent opportunity to support HR functions within the nonprofit industry. The ideal candidate will possess strong organizational skills and a passion for contributing to a dynamic and collaborative work environment. Responsibilities:• Support daily HR operations, including maintaining employee records and processing HR-related documentation.• Manage and utilize HR systems such as ADP Workforce Now and ATS to track and organize workforce data.• Conduct background checks and manage onboarding processes to ensure compliance with company policies.• Assist in administering employee benefits programs and addressing related inquiries.• Collaborate with hiring managers to facilitate talent sourcing and recruitment efforts.• Perform data entry and maintain accuracy in HR management systems (HRMS).• Provide assistance with payroll processing and employee time tracking using systems like About Time.• Respond to employee questions and concerns, ensuring a high level of customer service.• Contribute to the improvement of HR processes and workflows to enhance efficiency.• Maintain confidentiality and handle sensitive information in accordance with company policies.
2026-02-23T00:00:00Z

Litigation Legal Secretary

San Diego, CA
onsite
Contract / Temporary to Hire
33 - 35 USD / Hourly
We are looking for an experienced Litigation Legal Secretary to join our team in San Diego, California. This Contract to permanent position offers an excellent opportunity to work closely with a dynamic group of attorneys specializing in labor and employment litigation, business litigation, insurance defense, and workers' compensation. The role provides flexibility with a hybrid work arrangement, combining onsite and remote work. Responsibilities: • Prepare and organize legal documents, including discovery packets and trial binders, ensuring accuracy and thoroughness. • Manage court filings and e-filing processes for both state and federal courts, adhering to deadlines and procedural requirements. • Coordinate schedules and maintain calendars for attorneys, ensuring efficient time management and conflict resolution. • Proofread and edit legal documents to ensure compliance with formatting and content standards. • Handle administrative tasks such as correspondence, document management, and client communication. • Assist attorneys in project management, ensuring timely completion of case-related tasks. • Conduct research and compile information relevant to cases, supporting attorneys in their litigation efforts. • Organize and maintain physical and electronic case files for easy accessibility and reference. • Monitor case deadlines and provide reminders to attorneys to ensure compliance with legal timelines. • Collaborate with attorneys and staff to facilitate smooth workflow and communication within the team.
2026-02-27T00:00:00Z