204 Administrative Assistant jobs in Whittier

Description
We have a full-time Administrative Assistant - Office Clerical opportunity based onsite in Cerritos. This role is Monday-Friday and will start as a temporary assignment with the potential to convert to temp-to-hire.
Responsibilities
+ Enter invoices into SAP and process payouts.
+ Support day-to-day clerical and administrative functions for the office.
+ Assist with filing, scanning, and maintaining organized records.
+ Handle incoming calls, emails, and correspondence as needed.
+ Provide general support to office staff to ensure smooth daily operations.
+ Pick up and assist with additional office tasks as required.
Requirements
+ Previous administrative or clerical experience preferred.
+ Experience with SAP (invoice entry and payout functions) required.
+ Strong attention to detail and organizational skills.
+ Ability to work onsite full time in Cerritos.
+ Proficient with Microsoft Office (Word, Excel, Outlook).
TalentMatch®
­Robert Half is the world's first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles.
Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. Download the Robert Half app ( and get 1-tap apply, notifications of AI-matched jobs, and much more.
Robert Half will consider for employment qualified applicants with arrest or conviction records in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit roberthalf.gobenefits.net for more information.
© 2025 Robert Half. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking "Apply Now," you're agreeing to Robert Half's Terms of Use ( .

Description
We are looking for a detail-oriented Part-Time Administrative Assistant to join our team in El Segundo, California. This long-term contract position offers the opportunity to work in a dynamic and fast-paced environment, supporting daily administrative and operational functions. The ideal candidate will excel in multitasking, communication, and organization while contributing to high-volume customer service and project coordination.
Responsibilities:
- Provide comprehensive administrative support, including data entry, document organization, and file management.
- Monitor and track expedited orders, ensuring schedules are updated accurately and promptly.
- Maintain and manage spreadsheets using Excel and Google Sheets for order tracking and reporting purposes.
- Create and edit formulas, filter data, and prepare basic pivot tables for efficient reporting.
- Deliver exceptional customer service by addressing inquiries professionally and coordinating with internal teams.
- Assist in the planning and coordination of graduation projects and apparel-related tasks.
- Contribute to various operational activities in a small-office setting, adapting to evolving priorities.
- Perform light physical tasks such as moving items upstairs and lifting objects up to 15 lbs when necessary.
Requirements
- Previous experience in administrative or operational roles, with a strong emphasis on customer service.
- Advanced proficiency in Excel, including data entry, formula creation, filtering, and pivot tables.
- Familiarity with Google Sheets for tracking and reporting purposes.
- Strong multitasking abilities and adaptability to changing priorities in a fast-paced environment.
- Solid math skills for accurate data reconciliation and tracking.
- Excellent organizational skills with keen attention to detail and effective time management.
- Comfortable working in a shared home-office setting with occasional physical tasks such as lifting up to 15 lbs.
TalentMatch®
­Robert Half is the world's first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles.
Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. Download the Robert Half app ( and get 1-tap apply, notifications of AI-matched jobs, and much more.
Robert Half will consider for employment qualified applicants with arrest or conviction records in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit roberthalf.gobenefits.net for more information.
© 2025 Robert Half. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking "Apply Now," you're agreeing to Robert Half's Terms of Use ( .

Benefits We Offer:
+ Comprehensive health, prescription, dental, vision, life, and disability plans
+ Competitive pay rates
+ Referral opportunities ? Refer a friend & Cash in!
+ Travel reimbursement and per diem allowances
+ Employee discounts
+ Educational opportunities
Health Advocates Network was founded based on a shared aspiration to improve the way healthcare staffing is done. We are a company founded by healthcare professionals and built for healthcare professionals. As your true advocates, we will always help you thrive and pave the path forward in your career. Our talented staffing team is committed to providing exceptional customer service, great opportunities with top pay and benefits.
From Per Diem to Travel Contracts, miles away or local to you, Health Advocates Network can find you just what you are looking for. Allow us to get you to you next adventure!
Health Advocates Network, Inc. is an equal opportunity employer. All qualified applicants shall receive consideration for employment without regard to any legally protected basis under applicable federal, state or local law, except where a bona fide occupational qualification applies. EOE including Veterans/Disability

Benefits We Offer:
+ Comprehensive health, prescription, dental, vision, life, and disability plans
+ Competitive pay rates
+ Referral opportunities ? Refer a friend & Cash in!
+ Travel reimbursement and per diem allowances
+ Employee discounts
+ Educational opportunities
Health Advocates Network was founded based on a shared aspiration to improve the way healthcare staffing is done. We are a company founded by healthcare professionals and built for healthcare professionals. As your true advocates, we will always help you thrive and pave the path forward in your career. Our talented staffing team is committed to providing exceptional customer service, great opportunities with top pay and benefits.
From Per Diem to Travel Contracts, miles away or local to you, Health Advocates Network can find you just what you are looking for. Allow us to get you to you next adventure!
Health Advocates Network, Inc. is an equal opportunity employer. All qualified applicants shall receive consideration for employment without regard to any legally protected basis under applicable federal, state or local law, except where a bona fide occupational qualification applies. EOE including Veterans/Disability

**What We're Looking For**
At HNTB, you can create a career that is meaningful to you while building communities that matter to all of us. For more than a century, we have been delivering solutions for some of the largest, most complex infrastructure projects across the country. With our historic growth, it is an exciting time to join our team of employee-owners.
This opportunity entails, while under a moderate degree of supervision, provides general administrative support typically to managers and other department staff. Administrative functions may include maintaining calendars, scheduling meetings, making travel arrangements, handling correspondence, distributing mail, filing, and performing other duties to support the manager and department as needed. Utilizes Outlook, Word, Excel, PowerPoint and various HNTB software applications to perform tasks.
**What You'll Do:**
+ Maintains calendars and schedules appointments.
+ Coordinates and schedules meetings and prepares meeting agendas.
+ Coordinates and arranges travel and accommodations, and prepares travel itineraries.
+ Directs incoming calls, welcomes visitors, and answers routine questions. Sorts and distributes incoming mail and prepares outgoing mail.
+ Compiles basic reports or presentations with information from established sources as directed. Prepares a variety of correspondence with a moderate degree of guidance.
+ Organizes and maintains office files (electronic and hardcopy) and records in accordance with internal retention policy and procedures.
+ May perform data input and prepare forms in support of the manager or department.
+ Performs other duties as assigned.
**What You'll Need:**
+ High School Diploma/GED or equivalent
+ 2 years related administrative experience
**What We Prefer:**
+ Experience with a Graphic Arts program, Adobe Suite and/or Canva preferred.
+ Experience with creating and designing PowerPoint presentations
+ Experience with using Excel.
+ Ability to maintain confidentiality
+ Planning, time management, and organizational skills
+ Ability to balance multiple tasks and changing priorities.
**Additional Information**
Click here for benefits information: HNTB Total Rewards
Click here to learn more about Equal Opportunity Employer/Disability/Veteran
Visa sponsorship is not available for this position.
#DG #Administration
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Locations:
Santa Ana, CA (Irvine)
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The approximate pay range for Los Angeles Metro Area and Orange County, CA is $23.64 - $35.46. Please note that the pay range provided is a good faith estimate for the position at the time of posting. Actual compensation will be dependent on factors, including but not limited to, the individual's qualifications, experience, knowledge, skills, and abilities as well as physical work location within the state.
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_NOTICE TO THIRD-PARTY AGENCIES:_
_HNTB does not accept unsolicited resumes from recruiters or agencies. Any staffing/employment agency, person or entity that submits an unsolicited resume to this site does so with the understanding that the applicant's resume will become the property of HNTB. HNTB will have the right to hire that applicant at its discretion and without any fee owed to the submitting staffing/employment agency, person or entity. Staffing/employment agencies who have fee agreements with HNTB must submit applicants to the designated HNTB recruiter to be eligible for placement fees._
**Job Type:** Regular
**Full/Part Time:** Full time
**Job Category:** Administration Group
**ReqID:** R-27129

Benefits We Offer:
+ Comprehensive health, prescription, dental, vision, life, and disability plans
+ Competitive pay rates
+ Referral opportunities ? Refer a friend & Cash in!
+ Travel reimbursement and per diem allowances
+ Employee discounts
+ Educational opportunities
Health Advocates Network was founded based on a shared aspiration to improve the way healthcare staffing is done. We are a company founded by healthcare professionals and built for healthcare professionals. As your true advocates, we will always help you thrive and pave the path forward in your career. Our talented staffing team is committed to providing exceptional customer service, great opportunities with top pay and benefits.
From Per Diem to Travel Contracts, miles away or local to you, Health Advocates Network can find you just what you are looking for. Allow us to get you to you next adventure!
Health Advocates Network, Inc. is an equal opportunity employer. All qualified applicants shall receive consideration for employment without regard to any legally protected basis under applicable federal, state or local law, except where a bona fide occupational qualification applies. EOE including Veterans/Disability

**Expected hourly rate range for this position is $21.00 - $27.00 depending on experience.**
Tutor Perini Corporation is seeking a **n Administrative Assistant** to join our Project office in Los Angeles, CA
**About Tutor Perini:**
Tutor Perini Corporation is a leading civil, building, and specialty Construction Company that believes integrity, teamwork, and a collaborative approach are fundamental to our business success.
We transform industries and communities through stunning and complex infrastructure projects - to ensure public safety, maintain a quality of life and support a healthy economy. For more than a century, Tutor Perini Corporation's family of construction companies has supported the development and maintenance of many diverse projects across our great nation.
From coast to coast, notable projects include The Purple Line Extensions in Los Angeles, SR 99 Viaduct replacement tunnel in Seattle, East Side Access projects and the Hudson Yards Platform in New York, Central Subway Third Street Light Rail in San Francisco, and multiple airport expansions and bridge projects. At Tutor Perini you will have the opportunity to work on a variety of large, high-profile, projects that impact your community.
**_Extraordinary Projects need Exceptional Talent_**
**DESCRIPTION** **:**
Tutor Perini Corporation is looking for an Administrative Assistant to perform clerical support services including the direction of administrative duties for specific people or groups. (ie, company executive, division, department, etc.)
**RESPONSIBILITIES** **:**
+ Main office receptionist, including procurement / organization of office supplies and support equipment, delivery services, etc.
+ Lead administrative functions for safety team, including requisitions, invoicing, meeting minutes, record keeping, etc.
+ Compose and/or edit letters, memos, reports, procedures, etc., as required.
+ Act as liaison between own group/supervisor and others, such as other departments, external contacts, clients, etc. Such liaison may be required to arrange meetings, clarity and resolve problems, coordinate work, maintain working relationship and public relations, etc.
+ Oversee and/or process day-to-day administrative items (i.e., expense reports, supply requisitions, personnel transaction forms, operating budgets, etc.) per supervisor's authorization.
+ Prepare special reports, studies, statistical analysis, brochures, etc. per supervisor's request. Such items would usually require research, development and/or interpretation of data and be performed with little supervision or instruction.
+ Perform additional assignments at any given time per supervisor's direction.
**REQUIREMENTS:**
+ Educational and experience requirements include: 4 year business or technical degree plus minimum 2 years administrative experience or equivalent combinations training and related experience.
+ Working knowledge of general office procedures plus ability to organize and coordinate group work efforts required.
+ Proficient in web based research and Microsoft Office software.
+ Communicative and interpersonal skills is required.
+ Behaves in a professional manner at all times regardless of challenging situations.
**_Tutor Perini builds extraordinary projects, and we need exceptional talent. Join us and together we will build the projects that improve our community._**
**Equal Opportunity Employer**

Description
We are hiring a Property Coordinator to assist with administrative and light accounting duties for a high-end building in Century City. This is a contract position to start but has potential to extend for the right candidate. As the Property Coordinator, you will support building operations, tenant relations, and light accounting tasks. Key responsibilities include:
Operational & Administrative Support:
- Coordinate with contractors, vendors, and tenants during the year-long lobby renovation project.
- Draft and distribute memos and updates regarding ongoing projects.
- Track and maintain tenant and vendor Certificates of Insurance (COI).
- Schedule and oversee freight elevator access for tenants and vendors as needed.
- Serve as back-up for the Tenant Service Coordinator by answering phones, delegating work orders, and maintaining the work order system.
- Provide reception and front desk coverage when required.
Accounting Support:
- Accounts Payable: Process and code invoices to budget categories and respond to vendor inquiries.
- Accounts Receivable: Generate monthly tenant rent invoices, apply and reconcile daily cash receipts, and perform monthly reconciliations for variance reporting.
- Allocate revenue and expenses accurately based on property budgets and income statement categories.
- Assist with variance analysis and other financial reporting needs.
- Maintain familiarity with tenant leases to ensure proper billing and charge allocations.
Qualifications
- Professional demeanor and ability to thrive in a high-profile corporate environment.
- Articulate communicator capable of interacting with tenants from law firms, financial institutions, and other professional organizations.
- Bright, ambitious individual with a willingness to learn and adapt to new systems, including basic accounting functions.
- Familiarity with AVID and/or YARDI accounting systems (preferred but not required - training provided).
- General understanding of tenant relations and building operations.
This is a fully onsite role in Century City, Monday - Friday from 8-5PM. This is an ongoing temporary position with potential to become permanent for the right candidate. Pay is based on experience, between $25-30/hr.
Requirements - Previous experience in administrative support roles, preferably within a fast-paced environment.
- Strong organizational skills with the ability to prioritize and manage multiple tasks effectively.
- Excellent communication skills, both written and verbal, for dealing with tenants, vendors, and contractors.
- Proficiency in data entry and office management software.
- Familiarity with property management systems such as Avid or Yardi is a plus.
- Ability to be mobile and present on-site to address operational needs.
- Knowledge of commercial property accounting processes and lease administration is preferred.
- A proactive attitude and ability to adapt to changing priorities. TalentMatch®
­Robert Half is the world's first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles.
Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. Download the Robert Half app ( and get 1-tap apply, notifications of AI-matched jobs, and much more.
Robert Half will consider for employment qualified applicants with arrest or conviction records in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit roberthalf.gobenefits.net for more information.
© 2025 Robert Half. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking "Apply Now," you're agreeing to Robert Half's Terms of Use ( .

Description
We are looking for an organized and tech-savvy Administrative Assistant/Office Manager to join our team in Los Angeles, California. This is a long-term contract position that offers the flexibility of part-time hours, with a focus on providing essential administrative support to help drive business growth. The ideal candidate will have strong communication skills, a proactive mindset, and the ability to quickly adapt to new tools and systems.
Responsibilities:
- Manage daily administrative tasks, including scheduling appointments and organizing files.
- Respond to inbound calls and emails in a timely and detail-oriented manner.
- Perform data entry and maintain accurate records within office systems.
- Act as the first point of contact for visitors, handling receptionist duties with care and efficiency.
- Support team members with various office management tasks to ensure smooth operations.
- Assist in preparing reports, presentations, and business correspondence.
- Utilize modern office tools and software to streamline processes and improve efficiency.
- Coordinate virtual meetings and provide technical support during online interviews.
Requirements - Previous experience in administrative assistance or office management.
- Proficiency in using modern office tools, including Microsoft Office Suite and virtual meeting platforms.
- Strong organizational skills and attention to detail.
- Excellent communication skills, both written and verbal.
- Ability to handle multiple tasks and prioritize effectively.
- Tech-savvy with a quick learning ability for new systems.
- A detail-oriented approach and strong customer service skills.
- Availability to work part-time hours on Mondays, Wednesdays, and Fridays. TalentMatch®
­Robert Half is the world's first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles.
Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. Download the Robert Half app ( and get 1-tap apply, notifications of AI-matched jobs, and much more.
Robert Half will consider for employment qualified applicants with arrest or conviction records in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit roberthalf.gobenefits.net for more information.
© 2025 Robert Half. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking "Apply Now," you're agreeing to Robert Half's Terms of Use ( .