Ontario, CA

Engineer Jobs in Ontario, CA

3 jobs found

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1mo ago

Technical Support Engineer - Residential Energy Storage Systems

Renogy Ontario, CA

Ontario, CA

1mo ago Closed

$60k - $70k/yr Full time Battery Energy Storage Customer Support Energy Storage

This position is no longer accepting applications (closed Oct 25, 2026).

Job Description

Renogy is hiring a Technical Support Engineer to deliver post-sales technical support for Residential Energy Storage Systems in Ontario, CA. This onsite role focuses on diagnosing complex field issues, enabling installers and partners through training, managing RMAs, and translating Voice of Customer feedback into product improvements.

Location and Compensation

Location: Ontario, CA (onsite)
Salary: USD 60,000 to 70,000 per year

Key Responsibilities

Provide advanced post-sales support for residential ESS products, including batteries, inverters, solar panels, communication networks, and monitoring platforms through phone, email, remote diagnostics, and on-site visits.
Diagnose root causes and drive technical issues to resolution with customers, installers, distributors, and service partners.
Develop and deliver installation, commissioning, and troubleshooting training and certification programs for installers and partners.
Create technical bulletins and knowledge base content, and train internal Sales, Support, and RMA teams on new products.
Reproduce field-reported issues in a controlled environment to validate new products and firmware releases.
Support engineering with verification and reliability testing for product launches.
Own technical evaluation and resolution of RMA cases, coordinating with repair centers and internal teams.
Identify recurring failure patterns and drive corrective and preventive actions with Quality and Engineering.
Create and maintain troubleshooting guides, FAQs, installation manuals, and service procedures to improve field installation quality and reduce support volume.
Collect and analyze feedback from installers, distributors, and end users, partnering with Product Management and Engineering to prioritize field-driven improvements.
Stay current with codes, standards, and certification requirements; monitor utility and incentive programs such as SGIP and VPP to provide technical input for product qualification and new business opportunities.

Required Qualifications

Education: Bachelor’s degree in Electrical Engineering or a related field, or equivalent practical experience.
Experience: 0 to 3 years in technical support, field service, applications, test, or product/quality engineering.
Solid understanding of electrical fundamentals with hands-on troubleshooting ability.
Strong written and verbal communication skills, including confidence working directly with customers and partners.
Self-motivated team player with strong analytical, problem-solving, and project management skills.

Role Overview

Renogy is seeking a motivated Technical Support Engineer to support growth in its Residential Energy Storage Systems (ESS) business. In this role, you will resolve complex field issues, enable installers through structured training, contribute to product validation, and use Voice of Customer input to support product and process improvements. You will work across installers, distributors, and customers while collaborating with Product, Engineering, Quality, and Operations teams to support successful deployment of Renogy energy storage solutions.

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1mo ago

Electrical Reliability Engineer

Linde Ontario, CA

Ontario, CA

1mo ago Closed

Full time Electrical Engineering Manager Electrical Maintenance

This position is no longer accepting applications (closed Oct 25, 2026).

Job Description

Linde is hiring an Electrical Reliability Engineer to help keep production facilities safe, dependable, and cost-efficient. The role is based onsite in Ontario, CA with regional support responsibility, reporting to the Reliability Manager. You will work alongside the regional reliability team and plant and corporate personnel to deliver tactical reliability goals and drive practical improvements across industrial gas production operations.

Responsibilities

Serve as the primary technical resource for maintenance and reliability of electrical distribution equipment including low/medium/high voltage switchgear and transformers, as well as synchronous and induction motors.
Monitor and support preventive and predictive maintenance programs, including transformer oil testing, thermography, and partial discharge analysis, and ensure timely resolution of identified issues.
Identify and address regional chronic electrical asset concerns, including managing “bad actor” equipment.
Develop and execute small electrical expense and capital projects (under $500k) focused on reliability improvement.
Manage resolution planning for long-term electrical asset concerns and emerging reliability threats.
Assess equipment performance data to support optimal and efficient performance of regional electrical assets.
Assist with corrective-maintenance, preventive-maintenance, and project cost estimation for regional assets.
Support turnaround planning and execution for regional electrical assets.
Lead the Root Cause Analysis (RCA) process for major electrical failures.
Drive resolution of the highest-impact issues with urgency and integrity.

Requirements

Associate/Bachelor Degree in Engineering and minimum 5 years of experience in maintenance/reliability engineering in an industrial manufacturing environment focused on electrical assets; or non-degreed with minimum 15 years of experience in the same domain.
Proven experience installing and troubleshooting electrical distribution systems, including low/medium/high voltage switchgear, transformers, and synchronous and induction motors.
Proven knowledge of electrical preventive and predictive maintenance methodologies and technologies.
Proven communication, team interaction, and presentation skills.
Ability to work independently and to lead and participate on cross-functional teams.
Proven self-starter skills managing multiple tasks with minimal supervision.
Proficiency with computers and standard software packages, including MS Office and e-mail, as well as experience using CMMS systems.

Tools and Technologies

MS Office, E-Mail, CMMS systems, SKM Power Tools, AutoCad, Visio, SEL AcSELerator, GE 469, ABB, Siemens

Benefits

401(k)
401(k) matching
Dental insurance
Flexible spending account
Health insurance
Health savings account
Life insurance
Paid time off
Parental leave
Referral program
Retirement plan
Tuition reimbursement
Vision insurance

Position Overview

Onsite role at the Ontario, CA location with regional support.
Works with the regional reliability team and other corporate/regional/plant personnel to meet tactical reliability goals.
Objective is to ensure safe and reliable operation of production facilities at the lowest life cycle cost.
Identifies, develops, and implements innovative solutions for electrical system and asset issues across air separation, CO2, Liquid Hydrogen, HyCO, and other industrial gas production facilities.
Expected to make technical decisions and recommendations, both independently and as part of a team.

Work Requirements

Full-time, in-person
Typically requires approximately 25% domestic travel
Occasionally requires accessibility during off-hours (laptop and cell phone)

Desired Qualifications

Bachelor’s Degree in Electrical Engineering.
Experience in maintenance management or team leadership for exempt and non-exempt employees/contractors executing planned and emergency work.
Understanding of regulatory and industrial standards and codes.
Understanding of control and instrumentation systems in an industrial manufacturing environment.
Experience using engineering documentation software (SKM Power Tools, AutoCad, Visio, etc.).
Experience with electrical distribution system equipment software packages (SEL AcSELerator, GE 469, ABB, Siemens, etc.).
Knowledge of reliability methodologies and strategies such as RCM, TPM, FMEA, RCA, Spare Parts Management, Planning & Scheduling, and CMMS optimization.

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2mo ago

Maintenance Engineer / Houseperson

Rebel Hotel Company Ontario, CA

Ontario, CA

2mo ago Closed

Full time Engineering Facilities Management Front Desk

This position is no longer accepting applications (closed Aug 31, 2026).

Job Description

Join Rebel Hotel Company for an onsite Maintenance Engineer and Houseperson role in Ontario, California. This position blends hands-on facility maintenance with guest service in a dynamic hotel environment. You will operate, maintain and repair a range of equipment, participate in preventative maintenance, and handle guest requests and work orders. The role spans carpentry, painting and plumbing tasks across guest rooms, kitchens, laundry areas, meeting spaces, the pool and more. It emphasizes trust, responsibility and professional judgment, with opportunities to interact with guests and colleagues in a respectful, service-oriented setting. You will access back-of-house areas and, at times, sensitive information, underscoring the importance of reliability and safe practices. The role also includes safe driving for company business as part of daily duties.

Responsibilities

Assist with operating, maintaining and repairing equipment.
Change out light bulbs and perform preventative maintenance in guest rooms, including vinyl repair, touch up paint, minor furniture repair, tub caulking and tile repairs.
Complete preventative maintenance for ice machines, refrigerators, kitchen equipment, laundry equipment, HVAC, guestrooms, meeting rooms, the swimming pool and hot tub.
Perform plumbing repairs, laundry equipment repairs, and preventative maintenance on exhaust fans and related supply; monitor energy conservation; repair vacuum cleaners and other small equipment on request.
Immediately follow up on alarms to determine location and cause, assess emergency status and report findings to the Front Desk.
Performs other tasks as assigned by the supervisor or manager.
Access back of house areas of the hotel and sensitive information.
Interact with guests and colleagues, occasionally with unsupervised contact.
Access and control to sensitive areas in the hotel premises, including the hotel safe, master keys and/or guestrooms, storage and liquor room, and secured file cabinets.
Drive safely on behalf of the company for business reasons.
Maintain a high level of trust and responsibility.
Represent the company with a good reputation and sound judgment.

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Engineer Jobs in Ontario, CA

Technical Support Engineer - Residential Energy Storage Systems

Electrical Reliability Engineer

Maintenance Engineer / Houseperson

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