Test Engineering Manager

Job Posting Start Date 04-14-2026 Job Posting End Date 07-27-2026

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 Test Engineering Manager located in Fontana, CA.

Reporting to the Director, Design & Engineering the Test Engineering Manager will be responsible for leading the team responsible for testing substation control house projects while meeting budgetary and schedule requirements. Additionally, the Testing Supervisor will monitor the work performed by the test technicians, and work with them to identify and troubleshoot critical issues.

What a typical day looks like:

• Maintains testing schedule per Crown project schedule and production schedule with guidance from the Electrical Engineering Manager.
• Monitors testing status daily; gathers feedback from all test technicians.
• Reviews project specifications and implements testing procedures to comply with project requirements.
• Reviews test plans of all projects against schematics with test technicians before testing commences.
• Reviews test reports and testing schematics for completion and adherence to Crown's testing procedures/work instructions.
• Maintains physical copies of all completed test reports and testing schematics, and makes sure the same are uploaded to the project folder in a timely manner.
• Reviews and maintains testing equipment list with Test Technicians.
• Creates and maintains test procedures, including testing forms.
• Leads problem-solving initiatives to analyze quality failures and help drive quality improvements (ex. ways to improve the efficiency of testing to reduce the time required).
• Ensures all team members follow testing standards and safety procedures; promptly report and investigate all quality failure incidents.
• Ensures work areas are kept clean, organized, and safe.
• Performs power testing of protective relay panels, medium voltage switchgear line-ups, test communication, and HMI components on the relay panel. Testing also involves panel boards, automatic transfer switches, fire alarm systems, air conditioning, and other power distribution components.
• Perform all other duties, as assigned.

The experience we're looking to add to our team,

• Technical degree in electrical technical field.
• Prior hands-on experience performing AC/DC functional testing on protection relays, MV switchgear, MV breaker, and arc flash.
• 5+ years of related work experience.
• Experience leading or managing a team of technicians.
• Knowledge of Electrical Safety Procedures, NEC, IEEE Codes.
• NETA Certification a plus.

EC37

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)

$96,400.00 USD - $132,500.00 USD Annual Job Category Production EngineeringRelocation: Eligible for domestic relocation only

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).