Top 16 Mechanical engineer senior Jobs in Riverside, Ca

Mechanical Engineer - Senior
Phenix Technology Inc. —Riverside, CA
- $95,000 - $120,000 a year
- Email
- Customer service
- Master's degree
- Analysis skills
- Profit sharing
- Health insurance
Quick Apply
7d
Senior Mechanical Engineering Designer
Core States Group —Ontario, CA
- $40 - $58 an hour
- Full-time
- Hybrid work
- Research
- Office
- Microsoft Office
- Paid parental leave
- Health insurance
Senior Mechanical Engineer
Combustion Associates —Corona, CA
- 6 years
- Microsoft Outlook
- Bachelor of Science
- Health insurance
- Dental insurance
Sr. Mechanical Engineer
Kerr —Pomona, CA
- $86,100 - $154,900 a year
- Microsoft Excel
- Microsoft Outlook
- English
- Paid holidays
- Disability insurance
Sr. Mechanical Engineer
General Micro Systems, Inc. —Rancho Cucamonga, CA
- Full-time
- Background check
- Bachelor of Science
- Pass drug screening
- Disability insurance
- Health insurance
Quick Apply
Senior Engineer, Special Projects
Rivian —Irvine, CA
- Full-time
- Engineering
- Office
- Assembly
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Sr. Engineer, Vehicle Applications
ElDorado National California Inc —Riverside, CA
- $110,000 - $130,000 a year
- 5 years
- Mentoring
- In-person
- Health savings account
- Paid holidays
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Senior Neutral Beam Design Engineer
TAE TECHNOLOGIES INC —Foothill Ranch, CA
- $135,000 - $160,000 a year
- 5 years
- System design
- Analysis skills
- Wellness program
- Paid holidays
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10d
Sr. Mechanical Engineer - Hollow Metal - Fontana, CA
Allegion —Fontana, CA
- $122,700 - $141,700 a year
- Online Application
- 5 years
- Bachelor of Science
- Assembly
- Wellness program
- Health savings account
OEM Sr. Product Design Engineer
K & N ENGINEERING INC —Corona, CA
- $120,000 - $140,000 a year
- Full-time
- 7 years
- Master's degree
- Continuous improvement
Sr. Engineer, Product Development
Oakley —Foothill Ranch, CA
- $120,658.00 - $165,052.60 a year
- Full-time
- Microsoft Word
- Spanish
- 6 years
- Health insurance
- Paid time off
Shipyard Optimization Manager
Saronic Technologies —United States
- Full-time
- Office
- Senior level
- Leadership
- Paid parental leave
- Paid holidays
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Mechanical Engineer - Senior

Phenix Technology Inc. -
Riverside, CA

Quick Apply

Job Details

Full-time
$95,000 - $120,000 a year
7 days ago

Benefits

Profit sharing
Health insurance
Dental insurance
401(k)
Paid time off
401(k) 4% Match
Parental leave
Employee assistance program
Vision insurance
401(k) matching
Professional development assistance
Life insurance
Retirement plan

Qualifications

Customer communication
Teamwork
Project engineering
3D modeling software
Customer service
3D modeling for product design
Attention to detail
Managing projects
Manufacturing
Technical Proficiency
Cross-functional communication

Full Job Description

CAREER OPPORTUNITY

Senior Mechanical Engineer

Employment Type: Full-Time, Exempt

Schedule: Monday-Thursday | 7:00 a.m. - 5:30 p.m.

Travel: Minimal (less than 10%) Occasional travel may be required, including day trips, overnight, and out-of-state travel.

Location: Riverside, California (On-site)

Salary: $95,000 - $120,000

Benefits: Paid Time Off, 401(k) with 4% Company Match, Profit Sharing, Medical, Dental, Group Life Insurance, AFLAC, Employee Assistance Program (EAP), Paid Professional Development, Bonus Opportunities, and most importantly—an amazing culture.

*Our products incorporate leather; a material derived from animal sources. Team members in all roles may be required to handle or work near leather materials.*

Application Requirement

Please note: In addition to submitting your application through this job posting, all candidates are required to email the following to [email protected]:

Your current resume
A 1–2 minute introductory video telling us about yourself

Simply record it on your phone, upload it to YouTube (or another video hosting platform), and email us the link along with your resume.

This video is an important part of our hiring process and is required for your application to be considered.

Better People. Better Products. Better World.

At Phenix Technology Inc., we don't just manufacture fire helmets—we build products that protect the people who protect others.

For more than 50 years, we've proudly designed and manufactured American-made fire helmets trusted by firefighters around the world. We believe exceptional products begin with exceptional people, which is why we're committed to creating a workplace where employees are empowered to grow, improve, and make a meaningful impact every day.

Our Core Values

Our Core Values guide every decision we make and every interaction we have. They define who we are and what we expect from ourselves every day.

Make Excellence Our Habit
Leave the World a Better Place
Create an Environment of Joy
Focus on Continuous Improvement
Be Humble. Be Curious. Be Courageous.

Who You Are

You're an experienced engineer who enjoys turning ideas into real-world products. You balance technical expertise with practical problem-solving and understand how great engineering impacts every part of the business—from manufacturing and quality to customer satisfaction.

You enjoy leading projects, mentoring others, and collaborating across departments. You're naturally curious, continually looking for better ways to design, manufacture, and improve products.

Most importantly, you're passionate about building products that make a meaningful difference.

You are someone who:

Thinks strategically while paying close attention to detail.
Takes ownership of projects from concept through production.
Enjoys solving complex technical challenges.
Communicates technical information clearly to both technical and non-technical audiences.
Collaborates effectively across departments.
Leads by example and enjoys mentoring other engineers.
Continuously looks for opportunities to improve products and processes.
Maintains high engineering standards and quality expectations.
Is humble enough to ask questions, curious enough to learn, and courageous enough to challenge conventional thinking.

What You'll DoProduct Development

Lead new product development from concept through production release.
Develop engineering requirements, design criteria, validation plans, and testing protocols.
Perform advanced engineering analysis including FEA, material selection, tolerance analysis, and design validation.
Develop and maintain accurate 3D CAD models and engineering drawings.
Recommend design improvements based on engineering analysis, testing, and customer feedback.
Evaluate new materials, manufacturing processes, and emerging technologies.
Comfortable managing multiple concurrent projects and adapting quickly to changing business needs.
Evaluate emerging technologies, materials, and manufacturing methods while staying current with industry standards, safety regulations, and engineering best practices.

Technical Leadership

Serve as the technical lead on complex engineering projects.
Help define project scope, timelines, milestones, and technical objectives.
Assist with engineering design reviews.
Mentor and support members of the engineering team.
Support leadership by communicating project status, technical risks, and recommendations.

Manufacturing & Continuous Improvement

Drive manufacturability, reliability, and product performance improvements.
Lead root cause investigations and corrective actions for complex technical issues.
Collaborate with Manufacturing, Quality, Purchasing, and Operations to improve processes.
Support Lean Manufacturing initiatives and continuous improvement efforts.
Ensure engineering documentation remains accurate and up to date.

Collaboration & Customer Support

Work closely with cross-functional teams throughout product development.
Interface with suppliers, certification agencies, testing laboratories, and customers on technical matters.
Support product certifications and regulatory compliance activities.
Represent Phenix at customer meetings, supplier visits, and industry trade shows as needed.

What Success Looks Like

Success in this role means:

New products move efficiently from concept to production.
Engineering projects stay organized, on schedule, and meet technical objectives.
Products are reliable, manufacturable, and continuously improving.
Technical issues are identified quickly and resolved effectively.
Cross-functional teams work collaboratively throughout development.
Engineering documentation is accurate and maintained to a high standard.
The engineering team continues to grow through your mentorship.
You become a trusted technical leader throughout the organization.

What You Bring

We're looking for someone with:

Bachelor's degree in Mechanical Engineering or a related engineering discipline.
Five or more years of professional mechanical engineering experience.
Experience with polymers, plastics processing, injection molding, or compression molding.
Proficiency with 3D CAD software (SolidWorks preferred).
Experience using engineering analysis tools such as Excel, MATLAB, LabVIEW, or similar software.
Strong analytical, problem-solving, and critical thinking skills.
Excellent communication and presentation skills.
Ability to lead projects while working independently with minimal supervision.
Experience collaborating on cross-functional engineering teams.
Experience leading engineering teams and mentoring other engineers.

The following are preferred but not required:

Experience with FEA, CAE, CAM, or Product Lifecycle Management (PLM) systems.
Master's degree in Mechanical Engineering or a related discipline.
Professional Engineer (PE) license.
Experience designing injection-molded plastic components.
Experience developing PPE, helmets, or other safety equipment.
Understanding of Lean Manufacturing principles, 5S, and the Deadly Wastes.

Why You'll Love Working Here

At Phenix Technology Inc., you'll be part of a company that values people just as much as performance.

We believe in investing in our employees, encouraging professional growth, celebrating successes, and creating an environment where everyone has the opportunity to make a meaningful impact.

Pay: $95,000.00 - $120,000.00 per year

Benefits:

401(k)
Dental insurance
Parental leave
Retirement plan
Vision insurance

Work Location: In person

Quick Apply

Refine Your Search

mechanical engineer senior jobs in riverside, ca

Mechanical Engineer - Senior

Senior Mechanical Engineering Designer

Senior Mechanical Engineer

Sr. Mechanical Engineer

Sr. Mechanical Engineer

Senior Engineer, Special Projects

Sr. Engineer, Vehicle Applications

Senior Neutral Beam Design Engineer

Sr. Mechanical Engineer - Hollow Metal - Fontana, CA

OEM Sr. Product Design Engineer

Sr. Engineer, Product Development

Shipyard Optimization Manager

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