Mechanical Engineer III

Calnetix is a growing engineering and manufacturing company located in Southern California.  We are making a positive contribution to society and the environment by helping to change the way the world harvests and utilizes energy.  We enable OEMs across a wide range of industries to enhance and differentiate their current products and to innovate toward creating new products and markets.  In partnership with OEMs, we utilize our innovative, high-speed motor generator technologies to help meet industry demand for more energy-efficient products that reduce energy consumption, reduce harmful emissions and enhance energy security.

We are currently seeking a Mechanical Engineer III with a technical background. The ideal candidate should have the desire and capability to be the mechanical engineering lead focal point for new design developments using the company’s core technology. The job will require understanding the development objectives and applying strong fundamental engineering expertise to support the design of the product. There are huge opportunities for growth within the company, so we are also seeking someone with a strong work ethic and dynamism. In this position, you will execute the design for designated projects from inception through the specification, design, fabrication, validation and testing of development, while taking advantage of the expertise of the core engineering team from a design technical perspective.

To apply, email resume to


  • Application of engineering principles and established engineering norms to design 
  • Conceptualization of new designs based on existing proven designs and innovations
  • Evaluate products, parts or processes for cost efficiency and reliability
  • Ensure optimum manufacturing efficiency and costs in design
  • Assistance to design group in SolidWorks on assigned projects
  • Technical oversight (including design tradeoffs, manufacturability, stack-up analyses, etc.) and review of the design for both internal and external reviews 
  • Design contribution to the core engineering team in areas of expertise
  • Technical risk identification, mitigation plans as well as development and execution of alternate design approaches
  • Ensure timely completion of project design deliverables, including design drawings, analysis and other documentation as required
  • Take design ownership on projects as well as engineering signature approval on mechanical drawings
  • Must be flexible and willing to go beyond general job responsibilities
  • Mentor and develop young engineers as assigned from time to time

You Must Have:

  • Mechanical Engineering Degree with minimum 5 years of experience
  • Expert in GD&T standards and application to new designs
  • Experience with high speed machines and/or permanent magnet motors a plus
  • System integration experience specifically with electro-mechanical systems, bearings and seals a plus
  • Firm capability to support/check structural and thermal simulation results with hand calculations and solid rationale
  • Hands-on engineer with the ability to translate theoretical knowledge into practice

Being authorized to work in the U.S. is a precondition of employment. Calnetix will not sponsor applicants for immigration, including for H-1B, TN and other non-immigrant Visas, for this role. 

Desired Skills and Experience:

  • Understanding of engineering material selection and how to apply
  • Understanding of preload and ability to assess potential material fatigue situations
  • Hands-on troubleshooting capability including the use of standard inspection tools and the ability to do spot check inspections on shop floor of critical components
  • Proficient in SolidWorks
  • Strong written, oral and interpersonal communication skills

We Value:

  • Must have the drive and dynamism to execute
  • Team player with a willingness to learn
  • Strong interpersonal skills with the power of positive persuasion
  • Evaluate options, propose solutions and make decisions when required
  • Integrity & honesty
  • Leadership with the ability to motivate

Work Environment / Physical Demands:

  • Must be able to lift 25lbs
  • Position is required to be on site but partial remote work may considered after 6 months of continuous employment have been met

Disclaimer - The above job description is not intended to be an all-inclusive list of duties and standards of the position. Incumbents will follow any other instructions, and perform any other related duties, as assigned, by their supervisor. Management reserves the right to change, rescind, add or delete the duties and responsibilities of positions within this job classification at any time.


Calnetix is an equal opportunity employer and prohibits discrimination based on race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, or veteran status. This policy applies to recruiting, hiring, transfers, promotions, terminations, compensation and benefits and also states that retaliation against any employee who files a complaint regarding possible violations of this policy will not be tolerated.