Job Posting Start Date 04-23-2026 Job Posting End Date 06-12-2026

Crown Technical Systems, a Flex Company, is a leader in power distribution and protection systems concentrating on sophisticated, state-of-the-art relay and control panels, medium voltage switchgear, and enclosures (power/control buildings/ E-Houses). We specialize in customized, turn-key solutions that ensure safe, secure, and reliable power distribution.

Working at Crown Technical Systems offers a dynamic and rewarding career path for individuals seeking to power the world. Through hands-on training, mentorship, and a culture of internal promotion, we empower you to reach your full potential and contribute to projects that truly matter.

Job Summary

To support our extraordinary teams who build great products and contribute to our growth, we’re looking to add a/an Site Installation Assembler in Fontana, CA.

Reporting to the **Construction & Logistics Manager,**the Site Installation Technician is responsible for working in the field to install our pre-fabricated enclosure buildings using an array of tools and equipment.

**Please Note: This position will require 90% of overnight travel across the United States via company vehicle and/or airplane. Must have valid identification for air travel in accordance with TSA regulations.What a typical day looks like:

• Review, analyze, and follow various blueprints, diagrams, drawing, procedures, and work instructions to complete assemblies for enclosure buildings

• Assemble and install electrical components including panel boards, HVAC units, battery systems, electrical devices, and bending conduit

• Uses various power tools and hand tools (ex. Drills, impacts, screwdrivers, grinders, etc.) to accomplish assigned tasks

• Conduct quality assurance checks to confirm that assembled products meet specifications and quality standards

• Identify any product defects; record and report them accordingly

• Monitor and maintain inventory of necessary product for each job

• Maintain a clean and safe work area

• Perform all other duties as assigned

The experience we’re looking to add to our team:

• High school diploma or equivalent required

• Experience in wiring and installing electrical control/relay panels or mechanical assembly

• Experience working with a manufacturing or construction environment preferred

• OSHA 10 Construction Certification preferred or must be obtained within the first 30 days of employment.

• Current Driver's License and ability to pass an MVR to operate company vehicles

• Strong attention to detail and ability to perform work accurately

• Knowledge of manufacturing, equipment maintenance, and safety management

• Reading comprehension skills with the ability to interpret and follow written directions, blueprints, and engineering diagrams

• Basic math skills to meet technical specifications and measurements

• Basic understanding of tools (ex. Tape measure, impact drill, etc.)

What the physical requirements are:

• Must be able to traverse all areas of jobsite in all types of weather; this may include walking, climbing, reaching, bending, crawling, or stretching.

• Prolonged periods of standing and performing repetitive tasks.

• Must be able to lift up to 35 pounds at a time.

• Must have manual dexterity in order to assemble products or machines as directed.

• Must have excellent hand-eye coordination.

• Ability to differentiate between colored wires, tabs, and electronic components.

• Must wear PPE, such as gloves, safety glasses, hard hat, and ear protection, while working on the production floor and at job sites

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What you'll receive for the great work you provide:

• Full range of medical, dental, and vision plans
• Life Insurance
• Short-term and Long-term Disability
• Matching 401(k) Contributions
• Vacation and Paid Sick Time
• Tuition Reimbursement

Pay Range (Applicable to California)

$18.33 USD - $24.75 USD Hourly

Job Category

Operations

Is Sponsorship Available?

No

Crown is an Equal Opportunity Employer and employment selection decisions are based on merit, qualifications, and abilities. We do not discriminate based on: age, race, religion, color, sex, national origin, marital status, sexual orientation, gender identity, veteran status, disability, pregnancy status, or any other status protected by law. We're happy to provide reasonable accommodations to those with a disability for assistance in the application process. Please email accessibility@flex.com and we'll discuss your specific situation and next steps (NOTE: this email does not accept or consider resumes or applications. This is only for disability assistance. To be considered for a position at Crown, you must complete the application process first).