Business Administration jobs in Costa Mesa
Business Administration manages daily operations in organizations. Administrators coordinate resources and improve efficiency. Organizational skills and leadership abilities are critical.
There are 377 business administration jobs in Costa Mesa, CA. These business administration jobs salaries between $46,000 to $134,109 per year.
Job title
Updated Sep 21, 2026
Job title
Costa Mesa, CA
California
Job openings (Costa Mesa)
Operations Associate
Costa Mesa
$134,109
per year
California
$73,747
per year
Administrative Assistant
Costa Mesa
$24.40
per hour
California
$24.02
per hour
Office Administrator
Costa Mesa
$24.31
per hour
California
$23.84
per hour
E-commerce Specialist
Costa Mesa
$94,727
per year
California
$92,092
per year
Register
Costa Mesa
$23.00
per hour
California
$21.53
per hour
Job descriptions below are for educational purposes. Please refer to the employer's job description for complete details.
-
Operations Associate
Review job description
Please refer to the employers job description for complete details.
Operations Associates support daily operations, optimizing processes and ensuring efficiency. Required skills include analytical thinking, multitasking abilities, and familiarity with operational tools.
The top companies hiring Operations Associate in Costa Mesa, CA are Anduril (9 jobs), CarMax (1 job), and Crate and Barrel (1 job).
Operations Associate jobs take 42 days on average from job posting to starting date. Currently, 42% of job openings are part-time roles.
See 150 jobsAverage pay
Costa Mesa
$134,109 per yearCalifornia
$73,747 per yearSkills
- Account reconciliation
- Balance sheet reconciliation
- SAP
- Microsoft Office
- Analysis skills
-
Administrative Assistant
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Please refer to the employers job description for complete details.
Administrative Assistants manage schedules, handle correspondence, and support office operations. Expertise in organizational skills, communication, and proficiency in office software is crucial. Strong multitasking ability and attention to detail are essential.
The top companies hiring Administrative Assistant in Costa Mesa, CA are Ultimate Staffing Services (1 job), LAZ Parking (1 job), and DK Law (1 job).
Administrative Assistant jobs take 68 days on average from job posting to starting date. Currently, 15% of job openings are part-time roles.
See 122 jobsAverage pay
Costa Mesa
$24.40 per hourCalifornia
$24.02 per hourSkills
- Communication skills
- Administrative experience
- English
-
Office Administrator
Review job description
Please refer to the employers job description for complete details.
Office administrators oversee daily office functions, manage correspondence and maintain records. They support team coordination and resource management. Strong organizational skills, proficiency in office software and knowledge of administrative processes are essential.
The top companies hiring Office Administrator in Costa Mesa, CA are No. 1 Collision (2 jobs), Aperture LLC (2 jobs), and MAP solutions (1 job).
Office Administrator jobs take 87 days on average from job posting to starting date. Currently, 21% of job openings are part-time roles.
See 51 jobsAverage pay
Costa Mesa
$24.31 per hourCalifornia
$23.84 per hourSkills
- Communication skills
- Administrative experience
- Microsoft Office
-
E-commerce Specialist
Review job description
Please refer to the employers job description for complete details.
E-commerce specialists manage online sales strategies, optimize product listings and analyze sales data. Key skills for this role include digital marketing expertise, analytical abilities and proficiency in e-commerce platforms.
The top companies hiring E-commerce Specialist in Costa Mesa, CA are 5.11 (2 jobs), Porsche (1 job), and Sbt Global (1 job).
E-commerce Specialist jobs take 79 days on average from job posting to starting date. Currently, 15% of job openings offer remote or hybrid positions and 24% of job openings are part-time roles.
See 39 jobsAverage pay
Costa Mesa
$94,727 per yearCalifornia
$92,092 per yearSkills
- E-commerce
- Digital marketing
- Marketing
- SEO
- B2B marketing
-
Register
Review job description
Please refer to the employers job description for complete details.
Registers handle cashier transactions, maintain accurate sales records, and provide excellent customer service. Proficiency in cash handling, numerical ability, and customer service skills are essential.
Register jobs take 63 days on average from job posting to starting date. Currently, 29% of job openings are part-time roles.
See 15 jobsAverage pay
Costa Mesa
$23.00 per hourCalifornia
$21.53 per hour
Frequently asked questions
How are the job titles and salaries chosen for this page?
Jobs listed on this page highlight the top 10 job titles with the most openings as of updated Sep 21, 2026. Salary estimates are taken from job postings on Indeed in the past 36 months and are updated daily. Please refer to the employer's job description for specific salary information.
How does Operations Associate pay in Costa Mesa compare to the state average?
Operations Associate professionals in Costa Mesa earn an average of $134,109 per year, compared with the average in California of $73,747 per year.
How many job openings are currently available in Costa Mesa?
There are 377 open jobs in Costa Mesa. Operations Associate, Administrative Assistant and Office Administrator are among those with the most openings at the moment.
How many openings are available by job title?
There are numerous job openings across all experience levels, with 150 Operations Associate roles, 122 Administrative Assistant roles and 51 Office Administrator openings currently listed.