Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Administrative / Office Assistant

$22 - $25 per hour
Full-time

Riser Fitness, LLC

ABOUT US:
Pilates is one of the fastest growing fitness modalities in the world because it delivers real, lasting results. It improves strength, mobility, and overall well-being for people at every stage of life.
Riser Fitness is a leader in bringing that experience to communities across the world!
Founded in 2013, Riser is one of the largest multi-unit operators in the Club Pilates system, developing and operating studios across multiple markets, our approach is grounded in operational excellence, brand consistency, and a commitment to delivering a high quality Pilates experience. Every member, every class, every studio.
Our studios are built by teams who invest in people, execute with discipline processes, deliver a best-in-class Pilates product, and operate with a performance driven mindset focused on learning, growth, and sustainable results.
We’re helping shape the future of Pilates and how the world moves.

Position Summary:
Riser Fitness is seeking a highly organized, dependable Administrative Assistant to support Corporate Operations at our Costa Mesa headquarters. This role provides day-to-day administrative and coordination support, helping keep schedules, communications, and office operations running smoothly. This is a great opportunity for an administrative professional looking to build experience in corporate operations, with room for growth as the company continues to expand.

Schedule and Availability:
Monday-Friday 9:00-5:00 pm, additional hours on an as needed basis

Pay Range: 
$22.00-$25.00 per hour

The Day-to-day:
  • Provide day-to-day administrative and coordination support to the Corporate Operations Manager.
  • Answer and professionally direct incoming calls to the Riser Fitness headquarters line, taking messages and responding to routine inquiries.
  • Schedule appointments, coordinate meetings, and send calendar invitations as assigned.
  • Coordinate domestic and international travel arrangements, including flights, lodging, and itineraries, as needed.
  • Prepare, format, and proofread correspondence, documents, spreadsheets, reports, and other business materials.
  • Organize and maintain digital and physical filing systems to keep office records accurate and easy to locate.
  • Assist with data entry and recordkeeping across office and operational systems.
  • Help coordinate office supply inventory and support vendor relations, including communication, ordering, and follow-up.
  • Assist with incoming and outgoing mail, shipping, and package distribution, and support business-related errands as needed.
  • Support cross-functional projects by tracking deadlines, organizing information, and following up on assigned action items.
  • Handle confidential company and employee information with professionalism and discretion.
  • Provide additional administrative support as business needs evolve.
Is this you?
  • High school diploma or equivalent required; an associate or bachelor's degree is preferred.
  • 2+ years of administrative, office support, or related experience required.
  • Strong organizational skills and exceptional attention to detail.
  • Excellent written and verbal communication skills.
  • Ability to prioritize multiple tasks, meet deadlines, and adapt in a fast-paced environment.
  • Valid driver's license, reliable transportation, and proof of personal auto insurance meeting company minimum requirements for employees performing occasional business errands.
  • Ability to work on-site Monday through Friday at the Costa Mesa headquarters.
  • Proficiency with Microsoft Office, including Outlook, Word, Excel, and PowerPoint; Google Workspace experience is a plus.
  • Passionate about the fitness community and interested in growing with the company!
Rewards & Benefits
  • Medical, dental, and vision kick in the first of the month after you're hired, including plan options with $0 deductibles. We offer both Anthem & Kaiser plan options! 
  • Employer-paid Life, AD&D, and Short-Term & Long-Term Disability Coverage.  
  • 401(k) retirement plan with employer matching, supporting long-term financial security. 
  • Paid time off, including vacation and sick time, to support rest, recovery and work-life balance. 
  • Monthly communication allowance. 
  • Free, confidential counseling and wellness resources for you and your household through our Employee Assistance Program. 
  • Our Nava Benefits App puts your plan info and live advocates in your pocket, 24/7. 

Vacancy posted 5 days ago
Similar jobs that could be interesting for youBased on the Administrative / Office Assistant in Costa Mesa, CA vacancy
  •  ...Administrative Assistant Riser Fitness is seeking a highly organized, dependable Administrative Assistant to support Corporate Operations at our...  ...support, helping keep schedules, communications, and office operations running smoothly. This is a great opportunity for... 
    Suggested
    Temporary work
    Work at office
    Monday to Friday

    Riser Fitness

    Costa Mesa, CA
    2 days ago
  • $99.3k - $185.8k

     ...and you will be an integral part of our Administrative Services function that keeps our...  ...needs to evaluate and coach executive assistants on their performance Promotes an understanding...  ...of experience managing people ~ In-office presence as needed to meet with teams... 
    Suggested
    Work experience placement
    Summer holiday
    Work at office
    Flexible hours

    EY

    Irvine, CA
    2 days ago
  •  ...and reports supervising and monitoring the work of administrative staff managing office budgets liaising with staff, suppliers and clients...  ...packages attending meetings with senior management assisting the organisation's HR function by keeping personnel records... 
    Suggested
    Work at office

    TradeJobsWorkForce

    Irvine, CA
    2 days ago
  • $80k - $140k

    Who we are looking forAs a Portfolio Services Assistant Vice President (AVP), you will be responsible for overseeing daily account reviews...  ...you will join is part of a global, cross divisional Middle Office organization responsible for supporting critical portfolio, recordkeeping... 
    Suggested
    Full time
    Temporary work
    Work at office
    Flexible hours
    Shift work

    State Street Bank

    Irvine, CA
    3 days ago
  • $100.3k - $159.4k

     ...improvement). Qualifications Bachelor’s degree (BA/BS) in Business Administration, Engineering, or related field. Demonstrated ability to...  ...parental leave, short and long‑term disability programs, adoption assistance, a Care.com membership and financial planning assistance are... 
    Suggested
    Permanent employment
    Temporary work
    For contractors

    Parker Hannifin Corporation

    Irvine, CA
    2 days ago
  •  ...Temporary Employment Services (TES) seeks applicants for temporary administrative positions on a continuous basis across the UC Irvine Campus...  ..., performing administrative tasks, and providing support to office managers and department directors as #J-18808-Ljbffr... 
    Full time
    Temporary work
    Part time
    Work at office

    University-of-California,-Irvin

    Irvine, CA
    1 day ago
  •  ...Administrative Specialist- Consumer Projectors BenQ is an award-winning display solutions provider for lifestyle and business, including gaming...  ...competitive base salary plus bonus. Position Type Full Time Office-Based BenQ is an equal opportunities employer and welcomes... 
    Full time
    Work experience placement
    Work at office
    Flexible hours

    BenQ North America

    Costa Mesa, CA
    2 days ago
  • $49.5k - $91.3k

     ...Performs a variety of administrative and clerical tasks, financial and human resources administration...  ...reports. The role provides general offices services ensuring all administrative...  ...to more junior administrative assistants to support them in developing capability... 
    Contract work
    Part time
    For contractors
    Work at office
    Local area
    Relocation

    BMO Financial Group

    Newport Beach, CA
    2 days ago
  • $23.3 - $29.89 per hour

     ...The University of California - Irvine is seeking applicants for temporary administrative positions. Candidates should have experience with administrative procedures, including word processing and customer service, and possess strong communication skills. This position... 
    Hourly pay
    Temporary work

    University Of California Irvine

    Irvine, CA
    2 days ago
  • $20 - $22 per hour

     ...We are currently seeking a full-time Office Clerk to assist our Business Office. The Office Clerk assures proper filing, and storage of...  ...places papers and documents in all service, parts, sales and administration files in an accurate and timely manner Filing of paper... 
    Hourly pay
    Full time
    Work at office
    Local area
    Flexible hours

    Tuttle Click Automotive Group

    Irvine, CA
    13 hours ago
  •  ...Office Administrator (Part-Time) Confidential Client – Design & Consulting Firm Location: Irvine, CA (Onsite – Hybrid Office Environment...  ...reporting, and operational needs Employee & HR Coordination Assist with employee benefits administration (PTO tracking,... 
    Hourly pay
    Part time
    Work at office
    Flexible hours

    Talley llp

    Irvine, CA
    13 hours ago
  • $24 - $26 per hour

     ...potential? Are you a recent grad with administrative experience looking to start your career...  ...term temporary Property Administrative Assistant to support their Orange County portfolio...  ...accounting/financial reporting for an office property. Position will be based out of... 
    Full time
    Temporary work
    For contractors
    Work at office
    Day shift

    TORP Group

    Huntington Beach, CA
    1 day ago
  • $16 - $30 per hour

    A reputable remote work company is seeking data entry clerks for a flexible work-from-home position. Ideal candidates will have accurate typing skills, a minimum typing speed of 30 words per minute, and be proficient in basic PC skills. The pay ranges from $16 to $30 per...
    Hourly pay
    Remote work
    Work from home
    Flexible hours

    Jobconversion, LLC

    Costa Mesa, CA
    1 day ago
  • $31.1 - $38.88 per hour

     ...Executive Administrative Assistant Vans is the original brand rooted in the authentic lifestyle of skateboarding. We are driven by our mission...  ...coordinate and facilitate meetings, ranging from intimate office gatherings to large-scale off-site events, ensuring seamless... 
    Hourly pay
    Work at office
    Local area

    Vans

    Costa Mesa, CA
    2 days ago
  •  ...vehicle maintenance and simplify repair administration for automotive manufacturers, collision...  ...For more information, visit The role The Office Administrative Associate plays a...  ...appointments, meetings, and on-site scheduling Assist with onboarding logistics, including workspace... 
    Hourly pay
    Work at office
    Flexible hours

    Kinetic Corporation

    Costa Mesa, CA
    3 days ago
  • $64k

     ...Executive Administrative Assistant – (260000J7) Description Hyundai Capital America (HCA) helps people move forward. Through Hyundai Motor Finance...  ...logistics, catering, presentation materials, and general office functions to ensure effective executive and departmental... 
    Full time
    Work at office
    Local area
    Immediate start
    Remote work

    Hyundai Capital Services

    Irvine, CA
    4 days ago
  •  ...Description We are seeking a highly skilled Executive Assistant (EA) to support the CISO (Chief Information Security Officer) and VP of IT. This role is a trusted partner...  ...matters to appropriate owners. Operational & Administrative Excellence Manage expense reports, POs, and... 
    Temporary work
    Work at office
    Immediate start
    Remote work
    Flexible hours
    Shift work

    Socket

    Irvine, CA
    1 day ago
  •  ...information, visit Requirements Primary Function The Executive Administrative Assistant provides comprehensive, high‑level administrative and...  ...verbal communication skills Advanced proficiency in Microsoft Office (Outlook, Word, Excel, PowerPoint); experience with... 
    Work at office
    Local area

    GLS US GROUP

    Irvine, CA
    2 days ago
  • $76k

     ...Position Overview: We are looking for a proficient Executive Administrative Assistant to provide effective secretarial and administrative support to the OC and LA offices in a timely and well-organized manner. This position entails close collaboration with executives,... 
    Full time
    Work at office

    Ba

    Irvine, CA
    2 days ago
  • $16 - $30 per hour

    A reputable data entry firm is seeking diligent individuals to fill remote data entry positions. This role offers flexibility to work from home and pay ranges from $16 to $30 per hour based on experience. Candidates must be comfortable typing at least 30 words per minute...
    Hourly pay
    Remote work
    Work from home
    Flexible hours

    Jobconversion, LLC

    Huntington Beach, CA
    4 days ago
  • $16.5 - $20.63 per hour

     ...We celebrate our associates. Provides administrative and clerical support to a funeral home,...  ...inventory for vaults and markers Orders office supplies Oversees the processing of...  ...accounts payable transactions Assists with the preparation of obituaries Assists... 
    Temporary work
    Flexible hours

    Service Corporation International

    Costa Mesa, CA
    3 days ago
  •  ...Job Description Seeking an Office Assistant in Costa Mesa, CA. Duties: Assisting with endorsements and issuing certificates Marketing Underwriting Small office environment with 5 people by John Wayne Airport. Starting off 30 hours per week. Must have experience in Insurance... 
    Weekly pay
    Work at office

    Advantage Resourcing

    Costa Mesa, CA
    4 days ago
  • $23 - $29 per hour

     ...compliance with applicable laws. $23.00 - $29.00 per hour As an Office Assistant at JOEY, you will play an important role in the operations...  ...and will be responsible for managing and anticipating the administrative needs of the business. The ideal candidate will be... 
    Hourly pay
    Work experience placement
    Work at office
    Local area
    Shift work

    Workstream

    Newport Beach, CA
    3 days ago
  • $23 - $29 per hour

     ...Office Assistant - JOEY Newport Beach Share Apply Part-time $23.00 - 29.00 per hour $23.00 - $29.00 per hour Actual offer within the listed...  ...and will be responsible for managing and anticipating the administrative needs of the business. The ideal candidate will be... 
    Hourly pay
    Contract work
    Part time
    Work experience placement
    Work at office
    Local area
    Shift work

    JOEY Restaurants

    Newport Beach, CA
    4 days ago
  •  ...New Hope Gymnastics Office Staff Opportunity Do you love working with kids and families and bringing energy, fun, and positivity to every day? We're looking for enthusiastic, caring individuals to join our office staff team at New Hope Gymnastics! As part of our... 
    Work at office

    New Hope Gymnastics

    Fountain Valley, CA
    5 days ago
  •  ...machines to perform calculations, produce and distribute documents.Assist in lease transactions by typing leases, gathering applicant’s...  ...copy machine, facsimile, personal computer/keyboard, Microsoft Office including Word, and MS Outlook and community software. #J-18808-... 
    Hourly pay
    Full time
    Work at office
    Immediate start
    Monday to Friday
    Flexible hours

    WSH Management

    Irvine, CA
    3 days ago
  •  ...HR Admin Assistant Job Duties: Supports human resources department by screening, testing, and interviewing applicants. Prepares payroll by calculating pay, distributing checks, and maintaining payroll records. Provides orientation for new employees by providing information... 

    TradeJobsWorkForce

    Irvine, CA
    1 day ago
  • $14 - $17 per hour

    The Ideal Candidate: Be highly motivated; possess excellent communication skills and works well under pressure while maintaining a positive attitude. Be dependable, organized and can work with very little or no supervision Great time management skills Good ...
    Full time
    Work at office

    TradeJobsWorkforce

    Irvine, CA
    5 days ago
  • $16 - $30 per hour

     ...proven ability to work from home at the same level as from an office. Data entry clerks come from all different backgrounds...  ..., customer service, sales, clerical, secretary, administrative assistant, warehouse, inventory, receptionist, call center, part-time... 
    Hourly pay
    Part time
    Work at office
    Remote work
    Work from home
    Flexible hours

    Jobconversion, LLC

    Costa Mesa, CA
    4 days ago
  •  ...Office Administrative Assistant - Irvine, CA Job Summary Our client is seeking an organized and friendly Office Administrative Assistant to support daily office operations and serve as the first point of contact for employees, visitors, candidates, and vendors... 
    For contractors
    Work at office
    Local area

    Staffmark Group

    Irvine, CA
    2 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Administrative / Office Assistant. Be the first to apply!