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Assistant Trainer Jobs in California (NOW HIRING)

RockBox Roseville

Trainer

Roseville, CA · On-site

$20 - $30/hr

Onboard and train assistant trainer with Rockbox University * Other duties as assigned Company Description Small business start-up, dedicated to serving the community in a positive way

RockBox Roseville

Trainer

Roseville, CA · On-site

$20 - $30/hr

Onboard and train assistant trainer with Rockbox University * Other duties as assigned Company Description Small business start-up, dedicated to serving the community in a positive way

My Gym

Children's Fitness Trainer

Chino Hills, CA · On-site

$16.90 - $19/hr

Join My Gym - Chino Hills as a Trainer/Assist Trainer and inspire children to lead active, healthy lives! We are looking for enthusiastic individuals who love working with kids and are passionate ...

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All JobsTrainer JobsAssistant Trainer JobsAssistant Trainer Jobs in California

Assistant Trainer information

See California salary details

$15.8K

$41.5K

$69.1K

How much do assistant trainer jobs pay per year?

As of Jul 26, 2026, the average yearly pay for assistant trainer in California is $41,489.00, according to ZipRecruiter salary data. Most workers in this role earn between $23,700.00 and $49,800.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as an Assistant Trainer, and why are they important?

To thrive as an Assistant Trainer, you need strong subject knowledge, basic instructional skills, and often a relevant degree or certification in the field of training. Familiarity with learning management systems (LMS), presentation software, and sometimes assessment tools is typically required. Excellent communication, adaptability, and teamwork are vital soft skills for effectively supporting lead trainers and engaging participants. These skills and qualifications are crucial to ensure effective learning experiences and smooth training program delivery.

What are Assistant Trainers?

Assistant Trainers are professionals who support lead trainers in planning, organizing, and conducting training sessions for individuals or groups. They help prepare training materials, facilitate activities, and provide guidance and feedback to participants. Assistant Trainers often handle administrative tasks, monitor participant progress, and may step in to lead portions of training under supervision. Their role is crucial in ensuring the smooth delivery and effectiveness of training programs.

What are some typical challenges Assistant Trainers face when supporting training sessions?

Assistant Trainers often face the challenge of adapting to different learning styles within a group and ensuring all participants remain engaged. They may also need to manage logistical details, such as preparing materials and troubleshooting technical issues, all while supporting the lead trainer. Strong communication and flexibility are crucial, as Assistant Trainers frequently collaborate with both trainers and trainees to create a smooth, effective learning experience.

What is the difference between Assistant Trainer vs Trainer?

AspectAssistant TrainerTrainer
Required CredentialsCertifications in training or education, relevant experienceSame as Assistant Trainer, often with more experience
Work EnvironmentAssists in training sessions, supports trainersLeads training sessions, develops training materials
Employer & Industry UsageCommon in corporate, educational, fitness sectorsUsed across similar industries, often with more responsibility

The main difference between an Assistant Trainer and a Trainer is the level of responsibility. Assistant Trainers support and assist in training activities, while Trainers lead sessions and develop training content. Both roles require relevant certifications and experience, but Trainers typically have more expertise and autonomy.

What are the most commonly searched types of Trainer jobs in California? The most popular types of Trainer jobs in California are:
What are popular job titles related to Assistant Trainer jobs in California? For Assistant Trainer jobs in California, the most frequently searched job titles are:
What job categories do people searching Assistant Trainer jobs in California look for? The top searched job categories for Assistant Trainer jobs in California are:
What cities in California are hiring for Assistant Trainer jobs? Cities in California with the most Assistant Trainer job openings:
Assistant Trainer jobs near you
Infographic showing various Assistant Trainer job openings in California as of July 2026, with employment types broken down into 1% As Needed, 76% Full Time, 19% Part Time, 1% Temporary, and 3% Contract. Highlights an 98% Physical, 1% Hybrid, and 1% Remote job distribution, with an average salary of $41,489 per year, or $19.9 per hour.
Trainer

Trainer

RockBox Roseville

Roseville, CA • On-site

$20 - $30/hr

Full-time

Posted 22 days ago

Job description

RockBox is a fast-growing innovative boxing and martial arts group fitness franchise. RockBox makes a difference in client lives by delivering results F.A.S.T.E.R., an acronym for core values of Fun, Accountable, Service, Trust, Energy and Results.

Job Description: Rockbox Fitness Roseville Associate Trainer

Pre-Launch Scope of Duty

Familiarize and complete Rockbox University online training modules

  • In Charge of all training activities
  • Lead person in charge in-person and remote marketing and outreach
  • Lead management: Call, Text, Email, and any other out-reach tool agreed upon and available)
  • Manage and arrange prospective customer orientations
  • Prospective customer engagement while in the studio
  • Attend weekly team meetings
  • Familiarize with Club Ready Program (class booking platform)
  • Manage Rockbox Roseville Head Trainer email as needed

Normal Daily Studio Operations

  • Responsible for overall studio operations in collaboration with the studio manager
  • Manage all training staff
  • Creating and maintaining class schedule
  • Work directly with General Manager to increase studio utilization and workout traffic
  • Provide and maintain a high level of customer service
  • Maintain a clean and orderly studio
  • Lead a minimum 20 classes per week
  • Audit at least 2 classes per week, this includes completing trainer evaluations and agreeing on areas of improvement
  • Deliver pre-designed workouts
  • Contribute to Social Media utilization and creation of weekly specials to promote in the studio as well as during class times
  • Model all studio activities through self-involvement (leading by example)
  • Being the subject matter expert when it comes to training and fitness in the studio
  • Lead management: Call, Text, Email, and any other out-reach tool agreed upon and available
  • Assist during and between classes (Not a primary responsibility)
    • Reset and clean the equipment for the workout so it is ready for the next session
    • Demonstrate exercises for anyone needing assistance, and guide members to the next station if necessary.
  • Actively and positively engage with current customers
  • Onboard and train assistant trainer with Rockbox University
  • Other duties as assigned

Company Description

Small business start-up, dedicated to serving the community in a positive way