159 Results for

Administrative Support Jobs in Lake Forest, CA

Jobs

New!

Irvine, CA5 days ago

$20–$31 Per Hour

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New!

Foothill Ranch, CAToday

$23–$25

Determining compensation for this role (and others) at Vaco by Highspring depends upon a wide array of factors including but not limited to: the individual’s skill sets, experience and training; licensure and certification requirements; office location and other geographic considerations; other business and organizational needs. Determining compensation for this role (and others) at Vaco/Highspring depends upon a wide array of factors including but not limited to the individual’s skill sets, experience and training, licensure and certifications, office location and other geographic considerations, as well as other business and organizational needs.

San Juan Capistrano, CA9 days ago

The Medical Assistant supports daily clinic operations through a combination of clinical and administrative responsibilities, including direct patient care, front office duties, and back office support. If you’re looking for a Medical Assistant job with career growth, mentorship, and meaningful patient impact, apply today and start building your future with Paloma Medical Group.

New!

Brea, CAToday

$23–$25

New!

Huntington Beach, CAToday

$26–$28

Riverside, CA30+ days ago

Full-time

Knowledge of: Principles of administration, organization and management necessary to analyze and evaluate operations, services and programs; principles and practices of fiscal management and/or budgetary control; grantsmanship; basic elements of supervision; and/or contract monitoring. Riverside County Department of Facilities Management provides property management and operations services for county owned and leased facilities throughout the 7,200 square miles of Riverside County and over 14 million square feet of space.

Corona, CA30+ days ago

Additionally, you will quickly resolve issues such as out-of-stock items, backorders, or delivery delays by working with vendors and internal teams to find solutions that keep projects moving on schedule. Enter sales orders, purchase orders, acknowledgments, change orders, and quotes in BisTrack throughout the day, with 98% being processed the same day.

Costa Mesa, CA30+ days ago

$55,000–$65,000 Per Year

It’s a feat that wouldn’t be possible without our team, a diverse group of creative visionaries and innovative experts who are relentless in pursuit of one goal: to ensure our buildings don’t simply meet the needs of our tenants, residents, and communities — but exceed them, every day. As part of Brookfield — one of the largest alternative asset managers in the world — we harness our resources to bring a fresh approach, unparalleled creativity, relentless innovation, and sound Sustainability practices to the planning, development, and management of buildings everywhere.

Corona, CA11 days ago

$20–$25 Per Hour

Communication Technology Services, CTS, is one of the largest integrators and managed service providers for mobile networks in the U.S. The company specializes in the design, installation and support of Distributed Antenna System (DAS), Small Cell, and 4G/5G Private Wireless Networks for the mobile network operators, enterprise and venue owners and network infrastructure owners. Support construction billing processes, including invoice preparation, change order tracking, cost reconciliation, and maintaining accurate billing and financial records.

Long Beach, CA30+ days ago

Under the responsibility of the Chief of Projects & Construction Management or the Chief of Planning, Major Projects and Activations and Program Management, the Administrative Assistant will perform administrative functions that may include human resources, administration, management, budgetary financial and program analysis, office support services, document control, procurement and logistics, contract management, and a variety of other related administrative matters in support of the Projects & Construction Management Section or Planning and Program Management Major Projects and Activations. Positions will be assigned to specific sections within the department, including Capital Development, Projects & Construction, Business Management, and Maintenance & Operations, and report to the respective Section Supervisor in support of medical center tasks.

Costa Mesa, CA17 days ago

As an Administrative Assistant at High Seas, you will play a crucial role in supporting the General Manager and ensuring effective communication and system management within our dynamic environment. We are seeking a motivated Administrative Assistant to support our General Manager in ongoing business operations and ensure smooth daily operations at our vibrant dispensary.

Costa Mesa, California29 days ago

$24–$26 Per Hour

Convenient location in the vibrant city of Costa Mesa with easy access to dining for lunch. -Maintain office supplies inventory and ensure proper functioning of office equipment.

Costa Mesa, California18 days ago

$33–$34 Per Hour

Design and produce high-quality digital and print marketing materials (presentations, brochures, tradeshow assets, product packaging, and web content). This combination role will be responsible for providing high-level executive support while leading the development and execution of marketing and creative initiatives.

Santa Ana, CA9 days ago

$18–$20 Per Hour

Duties of the Administrative Assistant include providing support to our managers and employees, assisting in daily office needs, and managing our company’s general administrative activities. We work closely with city, county, and state social service agencies, police departments, victim advocates, family resource centers, nonprofit agencies, and community service programs.

New!

Santa Ana, CA5 days ago

Screen mail and callers, respond to and route inquiries to appropriate personnel as necessary; determine the importance and priority of various issues and determine what major issues should be brought to the attention of the department head and/or department members. Provide advanced assistance to departments by performing various administrative support functions, including but not limited to, analytical and specialized administrative duties to ensure efficient office operations.

Costa Mesa, CA19 days ago

$32.69–$33.65 Per Hour

As a Senior Administrative Assistant, you'll play a vital role in supporting top-level leadership teams, including the President, Vice Presidents, and Business Development teams. Your advanced organizational skills, mastery of Microsoft Office, and ability to manage multiple priorities will ensure smooth operations and professional execution across various functions.

Santa Ana, CA7 days ago

$20–$25 Per Hour

This is an excellent opportunity for someone with strong administrative and customer service skills who enjoys working in a fast-paced office environment. The ideal candidate will be highly organized, professional on the phone, and capable of managing multiple administrative tasks efficiently.

Newport Beach, CA30+ days ago

Resource's typical working day: The purpose of this position is to provide business operations administrative support to a corporate real estate brokerage team. May perform administrative duties specific to department such as, conducting research, updating databases, and preparing collateral materials for mass mailings.

New!

Irvine, CA5 days ago

Must have working knowledge of a variety of computer software applications including word processing, spreadsheets, email, and presentation software (MSWord, Excel, Outlook, PowerPoint, and Teams), and other technical software and database (SharePoint, etc.) programs. Maintains matter-related and general office files per company directives (hard copies, electronic, archived, vendor files) and other files related to the company’s business.

Ontario, California8 days ago

$23–$29 Per Hour

A typical day as an Administrative Assistant might include the following: Provides administrative support to partners and managers with integrity and professionalism. Performs practice management billing procedures for department, including transferring time, requesting aging and preparing bills.

Santa Fe Springs, California24 days ago

$27–$37 Per Hour

Various voluntary plans are available, including short- and long-term disability, supplemental vision, accident, hospital and critical illness, and additional voluntary life insurance plans for employees and dependents. Our services include electrical construction, technology solutions, and alternative energy where CSI Electric is regarded as a premier provider of energy development, installation, and maintenance.

Pomona, CA9 days ago

Contractor

Required Skills / Attributes Proficiency in Microsoft Office 365 Suite and SharePoint Familiarity with navigating Power BI dashboards to extract and update reporting data Manage visitor and attendee check-ins, issue badges, and ensure adherence to security protocols for both onsite and offsite events.

New!

South El Monte, CAToday

Request and process shipments with UPS/Fedex- Open Sales Job Files, enter into time management program, basic job file management. Specializing in professional and technical recruiting, KORE1 is committed to supporting top IT, Engineering, Creative, Scientific, Accounting and Finance professionals in their career paths.

Chino, California30+ days ago

$20–$24

Position Overview:Successful candidate will be able to work well under pressure provide administrative support to Senior Project Managers (SPM) for the success in client and sales related requests in an energetic environment. National Sign & Marketing Corporation is an industry-leading electrical signage manufacturer/contractor seeking an individual to fill an Administrative/ Customer Service Assistant.

Dana Point, CA30+ days ago

Full-time

Located in the beautiful coastal town of Dana Point adjacent to Laguna Beach, this town played an iconic role in the emergence of California's surf culture and today is celebrated for its laid-back vibe and fun, active lifestyle. The resort is perched on 175 acres atop a 150-foot seaside bluff with over 400 rooms, 115,000 square feet of indoor and outdoor meeting space, and 8 food and Beverage outlets.

Ontario, California30+ days ago

$25–$32 Per Hour

The ideal candidate will play a crucial role in supporting the property management team and Regional Manager, ensuring smooth day-to-day operations. Position Overview: Ultimate Staffing Services is actively seeking an experienced Administrative Assistant to join their client's property management team in California.

City of Industry, California30+ days ago

$21–$22 Per Hour

Ideal candidates must possess a positive attitude, excellent initiative, previous experience, and an enthusiastic willingness to work flexibly in a challenging, fast-paced, high-volume environment. Examples of proof of full vaccination include an original, photocopied, or digitally completed vaccination card that includes name, type of vaccine provided, and date of last dose administered.

Costa Mesa, California21 days ago

Unified by our core values, you will discover a sense of community of amazing colleagues who are passionate and guided by a Service Heart to providing the best employee experience. Serve as a liaison between employees, clients, and external partners, handling incoming calls, emails, and inquiries with professionalism and courtesy.

Irvine, California25 days ago

$26–$28 Per Hour

Prepare and manage international and domestic travel arrangements, meetings, appointments, and travel expense reports for the Vice President, Marketing. Coordinate Marketing team as needed with logistics for team meetings, event planning, and vehicle event planning and auto show registrations.

Santa Ana, CA11 days ago

$25–$30 Per Hour

We are seeking a reliable Administrative & Accounting Coordinator to support daily office operations in the manufacturing industry. Support bookkeeping: invoicing, A/R follow-up, deposits, credit card charges, reporting, and account reconciliation.

Irvine, CA30+ days ago

JOYA Health Membership – Access to over $1,000 in annual skin health and wellness benefits, including complimentary facials or peels, aesthetic service credits, priority skin cancer screenings, teledermatology services, and discounts on skincare products. Scammers might reference real job openings or describe fake opportunities that generally match individuals' professional backgrounds, with the goal of establishing communication and eventually obtaining private financial information to defraud people.

Costa Mesa, California30+ days ago

$25–$28 Per Hour

Position Overview: Ultimate Staffing Services is actively seeking a friendly and organized Receptionist/Administrative Assistant to join their client's team in Irvine. This role is essential for ensuring smooth daily operations and providing exceptional service to both internal and external stakeholders.

Irvine, CA30+ days ago

Full-time

This role will provide a mix of office coordination, administrative support, scheduling assistance, event preparation, and occasional personal errand support for business leaders and the broader team. The Administrative Assistant will play an important role in helping the office and leadership team operate smoothly, efficiently, and with a high level of follow-through.

Foothill Ranch, CA30+ days ago

$22–$25 Per Hour

KORE1, a nationwide provider of staffing and recruiting solutions, has an immediate opening for an Administrative Assistant/Receptionist in Foothill Ranch, Ca. Specializing in professional and technical recruiting, KORE1 is committed to supporting top IT, Engineering, Creative, Scientific, Accounting and Finance professionals in their career paths.

Chino, CA23 days ago

The Project Administrative Assistant selected for this opportunity will gain key public sector experience that can effectively position you to pursue and obtain key, sought-after public sector jobs. Utilize project documentation systems (e.g., Procore, e-Builder, or similar) to upload, track, and manage drawings, RFIs, submittals, change orders, and other construction records.

New!

Irvine, CA2 days ago

Prefer experience directly related to licensing, preferably working for a direct sales vehicle manufacturer or a highly regulated industry. Experience directly related to licensing, preferably working for a direct sales vehicle manufacturer or a highly regulated industry.

Corona, CA30+ days ago

Previous experience in customer service or administrative roles, preferably involving phone communication with customers and vendors. This role requires strong communication skills, a professional phone presence, and the ability to effectively coordinate with both customers and vendors.

Dana Point, California24 days ago

$60,000

3-5+ years of proven experience in administrative roles or similar fields that require high detail orientation, time management, and organization (preferably in property maintenance or real estate). The ideal candidate will have a strong technical background, excellent project management skills, and the ability to collaborate with cross-functional teams.

New!

Cypress, CA5 days ago

We are seeking a driven Administrative Assistant to facilitate the efficient operation of our Commercial division by performing a variety of clerical and administrative tasks in support of our Plumbing & HVAC/Mechanical projects. Resumes submitted to any employee of Murray Company without a signed agreement by an officer of the company (or his or her delegate) AND without the express written agreement by the Talent Acquisition or Human Resources function to engage in a search on behalf of the company will become property of Murray Company.

Anaheim, CA30+ days ago

You will perform administrative functions that may include human resources, administration, management, budgetary financial and program analysis, office support services, document control, procurement and logistics, contract management, and a variety of other related administrative matters in support of the Projects & Construction Management Section or Planning and Program Management Major Projects and Activations. Planate Management Group (PMG) is a Service-Disabled Veteran-Owned Small Business (SDVOSB) headquartered in Alexandria, Virginia, and Orlando, Florida USA with a technical support center in South East Asia and East Africa, that provides program management and facilities engineering services worldwide.

Riverside, California30+ days ago

$20.50–$28.50 Per Hour

Under the direction of the Regional Partner, the Regional Administrative Assistant performs administrative and office support activities for the Regional Partner and regional support team members. Duties may include fielding telephone calls, receiving and directing visitors, word processing, creating spreadsheets and presentations, and filing.

LAKEWOOD, California30+ days ago

$18.46–$27.69 Per Hour

Receive communication (written, telephone and electronic) from offices who have a concern or a need around supplies, facilities, or support;document nature of problem, research solutions, and resolves issues or escalate to DOC, Company Support Manager (CSM), or District General Manager(DGM) as needed . Maintain a technical working knowledge of systems used to support district(s) i.e. Microsoft Teams and Microsoft Suite applications including virtual tools;may include internal systems .

Ontario, California7 days ago

We are seeking a detail-oriented and bilingual (Spanish-English) Administrative Assistant with experience in accounts payable and light human resources support. The employee must have sufficient visual acuity to read printed materials and electronic displays, as well as adequate hearing and speech to communicate effectively in person and by phone.

Downey, CA17 days ago

$20.70–$21.79 Per Hour

Ability to perform under circumstances of possible emotional stress and conflicts dealing with difficult, uncooperative, and potentially aggressive clients as SCADP serves the neediest of the needy in our programs which may include clients with homelessness, mental-illness, substance abuse, recently released from incarceration and other challenges. SCADP is now a 501(c)(3) non-profit organization providing residential treatment services and outpatient counseling services to individuals throughout Los Angeles, as well as housing and supportive services for survivors of domestic violence.

Pomona, CA17 days ago

$20.70–$21.79 Per Hour

Ability to perform under circumstances of possible emotional stress and conflicts dealing with difficult, uncooperative, and potentially aggressive clients as VOALA serves the neediest of the needy in our programs which may include clients with homelessness, mental-illness, substance abuse, recently released from incarceration and other challenges. VOALA provides a variety of social services to Los Angeles area communities such as Head Start programs, Upward Bound college prep programs, veterans’ services, homeless shelters, low-income housing program as well as drug and alcohol rehabilitation.

Fountain Valley, CA30+ days ago

Responsibilities include, but are not limited to, preparing confidential monthly management and operational reports; maintaining employee competency records; tracking licensure and education; and managing materials essential for accreditation by JCAHO, CLIA, CDPH, CAP, and other regulatory agencies. Under the direction and supervision of the Director and Manager, this role serves as a liaison to various departments for functions relating to the accurate maintenance, processing, and collection of confidential employee and patient-related records and documents.

Long Beach, CA30 days ago

Full-time

Provides high-level administrative and operational support to VA engineering and project teams. Assist with data entry, procurement tracking, and communications.

Newport Beach, California30+ days ago

$20–$30

We only have Full time, 4-day-Work-Week positions at an entry-level wage of $20/ hr during intense training for 6-months with wage increases plus various benefits over time for the proven capable including fully paid Medical & Dental Insurance, Paid Vacation, Paid Sick days, Uniforms, Meals, etc. This is the perfect opportunity for intelligent, honest, high-energy, disciplined persons (man or woman) for our extremely busy General Veterinary and Veterinary Internal Medicine Specialty Hospital in Newport Beach.

LONG BEACH, CA17 days ago

As an Administrative Assistant, you will be the driving force behind the smooth operation of our office, ensuring that everything runs like a well-oiled machine! You’ll take charge of administrative functions, oversee team performance, and manage vendor relationships while fostering a positive work environment.

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Administrative Support Jobs in Lake Forest, CA

Jobs

Tax Administrative AssistantJobot

Administrative AssistantVaco LLC

Medical Assistant / Medical Support SpecialistPaloma Medical Partners, A California General Partnership

Human Resources AdminVaco LLC

HR AssistantVaco LLC

Administrative Services Analyst II - Analytical and Administrative SupportCounty of Riverside

Administrative Support – Construction Construction/Purchasing – Training ProvidedAll Star Operations

Insurance Administrative SupportBrookfield Properties

Administrative Assistant- SoCalCommunication Technology Services (CTS)

Administrative AssistantTerrestris Global Solutions

Administrative AssistantHigh Seas

Administrative AssistantUltimate Staffing Services

Senior Administrative AssistantUltimate Staffing Services

Administrative AssistantCasa de la Familia

Office Administrative AssistantMission Landscape Companies, Inc

Sr. Administrative Assistant 836603Helpmates

Administrative Assistant - TalentZokTalentZok

Administrative/Operations - Administrative AssistantVeterans Sourcing Group

Administrative AssistantRimkus

Administrative AssistantEide Bailly LLP

Safety Administrative AssistantCSI Electrical Contractors

Administrative AssistantIntegrated Resources, Inc

Administrative Assistant.KORE1 Technologies

Customer Service / Administrative AssistantNational Sign and Marketing Corporation

Culinary Administrative Assistant - Waldorf Astoria Monarch Beach ResortHilton Global

Administrative Assistant (Property Managment)Ultimate Staffing Services

Human Resources Administrative AssistantiBUYPOWER

Administrative AssistantCCS Facility Services

Senior Administrative Assistant to Marketing departmentUltimate Staffing Services

Administrative AssistantKinetic Personnel Group, Inc.

Front Desk Administrative AssistantEKN Engineering

Receptionist/Administrative AssistantUltimate Staffing Services

Administrative / Office Assistant - On-Site (Irvine)Eggs Unlimited

Administrative Assistant/ReceptionistKORE1 Technologies

Project Administrative AssistantProject Partners

Administrative AssistantIconma

Entry-Level Administrative AssistantKinetic Personnel Group, Inc.

Administrative Assistant – Dana Point, CACarr Talent Acquisition

Project Administrative AssistantMurray Company Mechanical Contractors

Administrative Assistant (Long Beach, CA)Planate Management Group, LLC

Regional Administrative AssistantPDS Health

Seasonal, Operations Administrative AssistantH&R Block

Bilingual Administrative AssistantInstalled Building Products

Administrative AssistantSouthern California Alcohol and Drug Programs, Inc.

Administrative AssistantVolunteers of America Los Angeles

Administrative Assistant 26-00049Alura Workforce Solutions

Administrative AssistantLadgov Corporation

Receptionist Animal Hospital/ Veterinary Administrative AssistantThe Newport Beach Veterinary Hospital

Administrative AssistantBixby Animal Clinic

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