Senior Mechanical Engineer

Date:  Jun 13, 2024
Category:  Mechanical Engineering

Union City, CA, US, 94587-1234

* This position is on a hybrid schedule working onsite in Union City, CA 3 days a week and 2 days remote.*


About Company

Mizuho OSI is the leader in the markets for specialty surgery and patient positioning. The company’s portfolio includes specialty surgical tables for procedure-specific approaches that improve patient outcomes in spine and orthopedic surgeries along with disposable and reusable surgical patient care products.


Job Summary

The Senior Mechanical Engineer designs operating room equipment including patient support structures, electromechanical, pneumatic, hydraulic actuators, and accessories. Contributes to product innovation via out of box thinking and drive product concepts to production. Maintains current knowledge of competitive technologies including medical, technical, manufacturing, and materials developments as related to company products. Maintains complete, accurate, and timely design history documentation, including testing methods. 


We are looking for you, if you have the ability to:

  • Design metal, plastic, and carbon composite patient support structures for use in operating rooms meeting requirements for stiffness, strength, stability, reliability and cost.
  • Design user actuated mechanisms and electro-mechanical drive trains to articulate these structures to optimize patient positioning, surgical access, and applied traction.
  • Work with a diverse group of motivated individuals within the mechanical engineering team as well as peers in other R&D, manufacturing, clinical, marketing, and service teams.



  • Work independently or within cross functional development teams to design, develop, and test products that meet system specifications. 
  • Participate with New Product Introduction (NPI) to assure product designs are optimized for manufacturing. 
  • Evaluate field input from Service and Marketing regarding product performance. 
  • Maintain a continuing liaison relationship with Manufacturing and Marketing functions to meet and improve product needs. 
  • Continually contribute to product improvement and cost reduction. 
  • Participate in vendor selection, sustaining engineering, QC inspection, and material review board activities. 
  • Assist other engineers and designers with technical input and lead projects as necessary.  
  • Clear verbal and written communication skills. 
  • Understand, follow and support Mizuho OSI’s internal Quality System policies, procedures and work instructions including but not limited to applicable external regulations (21 Code of Federal Regulations Part 820 Quality System Regulations and applicable International Standards).


Qualifications & Requirements:

  • Minimum Bachelor's Degree in Mechanical Engineering; and 5- 8 years of design expereince with emphasis on product design. 
  • Fluency with CAD software, preferably Solidworks.
  • Ability to create and innovate solutions for design of mechanical parts and assemblies. 
  • Ability to apply engineering principles to define and solve problems, collect data, establish facts, and draw valid conclusions. 
  • Excellent written and verbal communication skills. 
  • Familiarity with electromechanical design including motor selection, couplings, bearings, gearbox design, drivetrain integration, sensor integration, and electronics packaging. 
  • Familiarity with structure design via hand calculations and using software. 
  • Familiarity with mechanism design including cams, linkages, actuators, mechanical attachments, and jigs and fixtures 
  • Familiarity with design of mechanical user interfaces such as adjustment devices and touch points. 


Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.


Salary range: $88k- $161k DOE plus annual bonus

Top Reasons To Join The Mizuho OSI Team

• Privately held company with a tradition of market leadership and best-in-class innovation
• Fast-paced entrepreneurial culture focused on dramatically improving patient outcomes through personal empowerment
• Emphasis on continuous improvement and celebration of our values of R.E.S.P.E.C.T. and the Mizuho OSI Way.
• Create innovative solutions designed and manufactured at our HQ in Northern California

The Mizuho OSI Way

In 1978, we set out to change the way patients undergo surgery. As a Mizuho OSI customer, you can expect our commitment to the following…
• We commit to your satisfaction. If you are dissatisfied, we will strive to make it right.
• We do things the right way. We commit to hire people with competence, generosity and a caring attitude.
• We motivate our employees to use their individual strengths to provide creative solutions, changes, and innovations.
• We anticipate your needs through customer experiences, thus nurturing our relationships.

Collectively, this creates an environment that enables and inspires healthcare professionals to improve the lives of patients.
Dare to go further. Care to do more.


Mizuho OSI is an Equal Opportunity Employer and makes business decisions based on job related criteria only. Company policy prohibits unlawful discrimination based on race, color, religious creed, gender, religion, marital status, registered domestic partner status, age, national origin or ancestry, physical or mental disability, medical condition including genetic characteristics, sexual orientation, sexual identity, or any other consideration made unlawful by federal, state or local laws.


At Mizuho OSI, we believe better solutions and decisions are born of diversity and are proudly an EEO/AA employer. We offer a comprehensive benefits package that includes: medical, dental, vision, life insurance, 401k with matching, educational assistance and more.


Mizuho OSI values the service Veterans and their family members have given to our country and we support the hiring of returning Service Members and military spouses. If you are a Veteran or wounded warrior and would like assistance with the employment process at Mizuho OSI, please contact HR at (510) 429-1500.


If you are a person with a disability or a disabled Veteran and are applying for a job with Mizuho OSI, we would like to ensure your application process goes as smoothly as possible. If you need additional assistance, information or answers to your questions, feel free to contact HR at (510) 429-1500.