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Human Factor Engineering Jobs in California (NOW HIRING)

Sr Mechanical Design Engineer

Sunnyvale, CA

$105K - $145K/yr

Interface with clinical and human factor engineering to inform designs and identify user needs. * Mentor and guide engineers on best practices in design and engineering with a particular focus on ...

Sr Mechanical Design Engineer

Sunnyvale, CA · On-site

$105K - $145K/yr

Interface with clinical and human factor engineering to inform designs and identify user needs. * Mentor and guide engineers on best practices in design and engineering with a particular focus on ...

... Human Factor Domain. Maintain and update Technical Standards, checklists, guidelines, and instructions based on new DoD/DON/industry policies and instructions. Provide System Engineering support with ...

... Human Factor Domain. Maintain and update Technical Standards, checklists, guidelines, and instructions based on new DoD/DON/industry policies and instructions. Provide System Engineering support with ...

Work with autonomous-driving engineering teams, negotiate APIs and integrate vehicle information ... Experience in automotive HMI or human factor related projects. Basic knowledge of machine learning ...

System Engineer - Navy Validator

San Diego, CA

$60.75 - $74.50/hr

Coordinate with government engineers to oversee, maintain, develop, and implement technical standards within the Human Factor Domain. Provide security related advice and assistance to system ...

System Engineer - Navy Validator

San Diego, CA · On-site

$60.75 - $74.50/hr

Coordinate with government engineers to oversee, maintain, develop, and implement technical standards within the Human Factor Domain. Provide security related advice and assistance to system ...

Systems Engineer Lead

Poway, CA · On-site

$120 - $160/hr

The incumbent communicates with engineering professionals, solution users, and management ... Human Factor Artifacts * System Safety Artifacts * Cybersecurity Artifacts * Reliability ...

Senior Human Factors Researcher

San Francisco, CA · On-site +1

  • Medical

  • Dental

  • Vision

  • PTO

Work closely with industrial and product designers, fellow human factors researchers, electrical and mechanical engineers, and program management so that form factor evaluations answer the questions ...

... quality engineering leadership and technical guidance in quality assurance, control, and ... Advocate of Human Factor practices, proficiency in the science of identification of mitigation.

... quality engineering leadership and technical guidance in quality assurance, control, and ... Advocate of Human Factor practices, proficiency in the science of identification of mitigation.

Engineer VI

Poway, CA · On-site

$116K - $208K/yr

... Human Factor's based HMI design. * Foster a collaborative environment and build consensus for technical solutions between GA functional engineering departments, program management, external GA P&Ls ...

Engineer VI

Poway, CA · On-site

$116K - $208K/yr

... Human Factor's based HMI design. * Supports the development of test plans and manage the ... May substitute equivalent engineering experience in lieu of education. * Demonstrated ability to ...

Senior Human Factors Researcher

San Francisco, CA · Hybrid

  • Medical

  • Dental

  • Vision

  • PTO

Work closely with industrial and product designers, fellow human factors researchers, electrical and mechanical engineers, and program management so that form factor evaluations answer the questions ...

... make a human connection. We're seeking an experienced Engineering Manager to lead the ... factor authentication, OAuth tokens, administrative security settings, and abuse mitigation ...

... make a human connection. We're seeking an experienced Engineering Manager to lead the ... factor authentication, OAuth tokens, administrative security settings, and abuse mitigation ...

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Showing results 1-20

Human Factor Engineering information

Are human factor engineers in demand?

Human factor engineers are in increasing demand as organizations focus on user-centered design, safety, and usability across industries such as healthcare, aerospace, and technology. They often require skills in ergonomics, human-computer interaction, and relevant certifications, with job growth driven by the need to improve product safety and user experience.

What does a human factor engineer do?

A human factor engineer studies how people interact with systems, products, and environments to improve safety, usability, and performance. They analyze user behavior, conduct ergonomic assessments, and design interfaces or processes that enhance human efficiency, often using tools like usability testing and ergonomic standards.

What are the key skills and qualifications needed to thrive as a human factors engineer, and why are they important?

To thrive as a Human Factors Engineer, you need a solid background in human-computer interaction, ergonomics, and cognitive psychology, typically supported by a degree in engineering, psychology, or a related field. Familiarity with usability testing tools, data analysis software (such as SPSS or MATLAB), and design systems is often required. Strong analytical thinking, user empathy, and effective communication skills help you collaborate with multidisciplinary teams and advocate for user-centered design. These abilities are crucial for creating safe, efficient, and user-friendly products or systems that meet both user needs and organizational goals.

What is the difference between Human Factor Engineering vs Human Factors Specialist?

AspectHuman Factor EngineeringHuman Factors Specialist
CredentialsEngineering degree, certifications in ergonomics or human factorsDegree in psychology, human factors, or ergonomics; certifications preferred
Work EnvironmentDesign labs, engineering teams, product development settingsResearch facilities, consulting firms, healthcare, or corporate environments
Industry UsageProduct design, aerospace, automotive, healthcare devicesUsability testing, user research, safety analysis
Common Search IntentDesign-focused, technical solutionsResearch and usability evaluation

Human Factor Engineering primarily involves applying engineering principles to design systems and products that optimize human interaction. In contrast, Human Factors Specialists focus on researching and analyzing user behavior to improve usability and safety. Both roles often collaborate but differ in their core approach: engineering versus research and analysis.

What is human factor engineering?

Human Factor Engineering, also known as ergonomics, is the discipline focused on understanding how people interact with systems, products, and environments. It aims to design processes, tools, and spaces that optimize human well-being and overall system performance. By taking into account human abilities and limitations, Human Factor Engineers help reduce errors, increase efficiency, and improve safety and user satisfaction in various industries such as healthcare, aviation, and manufacturing.

How does a human factors engineer typically collaborate with cross-functional teams during product development?

Human Factors Engineers work closely with designers, engineers, product managers, and sometimes marketing teams to ensure that products are user-friendly and meet ergonomic standards. They often participate in design reviews, conduct user research, and provide feedback to integrate human-centered principles into the development process. Effective collaboration involves frequent communication, presenting user testing results, and advocating for design adjustments based on user data. This teamwork is crucial for creating products that are both effective and safe for end users.

What are popular job titles related to Human Factor Engineering jobs in California?

For Human Factor Engineering jobs in California, the most frequently searched job titles are:

What job categories do people searching Human Factor Engineering jobs in California look for?

The top searched job categories for Human Factor Engineering jobs in California are:

What cities in California are hiring for Human Factor Engineering jobs?

Cities in California with the most Human Factor Engineering job openings:

Infographic showing various Human Factor Engineering job openings in California as of August 2026, with employment types broken down into 79% Full Time, 15% Part Time, 2% Temporary, 3% Contract, and 1% Nights. Highlights an 87% Physical, 3% Hybrid, and 10% Remote job distribution.

Sr Mechanical Design Engineer

Intuitive

Sunnyvale, CA

$105K - $145K/yr

Full-time

Re-posted 17 days ago


Job description

Company Description

It started with a simple idea: what if surgery could be less invasive and recovery less painful? Nearly 30 years later, that question still fuels everything we do at Intuitive. As a global leader in robotic-assisted surgery and minimally invasive care, our technologies-like the da Vinci surgical system and Ion-have transformed how care is delivered for millions of patients worldwide.

We're a team of engineers, clinicians, and innovators united by one purpose: to make surgery smarter, safer, and more human. Every day, our work helps care teams perform with greater precision and patients recover faster, improving outcomes around the world.

The problems we solve demand creativity, rigor, and collaboration. The work is challenging, but deeply meaningful-because every improvement we make has the potential to change a life.

If you're ready to contribute to something bigger than yourself and help transform the future of healthcare, you'll find your purpose here.

Job Description

Primary Function of Position
The Endoluminal instrument design group at Intuitive is a dynamic and multidisciplinary team developing tools for the next generation of minimally invasive surgical robotics. We are seeking a Senior Mechanical Engineer with a focus on injection molding technology to conceptualize, develop, and verify new mechanical design concepts for the next generation of minimally invasive robotic flexible instruments. You will leverage your creativity and engineering analysis to the design of kinematics and user interfaces to ensure mechanical robustness from concept through verification and scaled manufacturing. The successful candidate will have both the technical depth to resolve complex mechanical, materials and manufacturing design issues and the ability to work in an interdisciplinary team to troubleshoot to root cause higher level system issues. This requires in-depth collaboration with cross-functional teams that will routinely leverage your technical and interpersonal skills as you develop a shared understanding of the new product requirements.

Essential Job Duties
Mechanical Design

  • Own mechanical assemblies for new instruments, focus on injection molding, from
    concept through commercialization that meet demanding performance,
    manufacturability, and reliability constraints using knowledge and experience to select
    the optimal material and process (metal vs. plastic, molded vs. extruded vs. MIM vs.
    formed, etc.).
  • Understand and design to optimize interfaces with mechanic, electronic, optic, and seal
    elements.
  • Rapid development and iteration of proof-of-concept and high-fidelity prototypes of candidate architectures to satisfy requirements.
  • Complete detailed drawings and robust tolerance analysis and update designs accordingly.
  • Define engineering requirements and ensure candidate designs are backed by robust data prior to design freeze.
  • Perform detailed 2D/3D tolerance analysis, FEA/simulation, and statistical modeling to
    ensure robust design margins.
  • Troubleshoot component and prototype performance issues with speed, rigor, and
    cross-functional collaboration.
  • Develop test methods, fixtures, and measurement tools to evaluate the performance of
    robotic catheters and sub-assemblies.
  • Provide written protocols, reports, drawings, specifications, presentations, and perform
    technical design reviews to solicit feedback on design activities on an ongoing basis.
  • Manufacturing, DFM/DFA, and Supplier Engagement
  • Lead DFM/DFA discussions with cross-functional teams to understand key drivers of
    product performance, durability, and ease of assembly.
  • Partner with suppliers on development and troubleshooting efforts to supply reliable,
    complex components and assemblies.
  • Support transition to manufacturing, ramp-to-production, and lifecycle reliability
    improvements.
  • Investigate and determine root cause of emerging design or manufacturing defects.
  • Technical Leadership
  • Utilize best-in-class mechanical design practices, precision engineering, tolerance-
    driven design, and robust system integration.
  • Interface with clinical and human factor engineering to inform designs and identify user
    needs.
  • Mentor and guide engineers on best practices in design and engineering with a
    particular focus on designing for injection molding.
  • Support intellectual property creation and technical documentation.
Qualifications

Required Education and Training 

  • Minimum Bachelor's Degree in Mechanical Engineering or
    similar technical field
     

Preferred Skills and Experience

  • Experience with designing products in a regulated industry - familiarity with the concepts
    of design inputs, design outputs, traceability, and risk analysis.
  • Experience with metals, plastics, fabrication methods outside of injection molding such
    as castings, extrusions, sheet metal, bonding and adhesives.
  • Experience in several of these areas: concept development, design analysis, hands-on
    prototyping, hands-on fabrication, and performance and reliability testing.
  • Comfortable with ambiguity and able to build clarity and consensus among cross-
    functional stakeholders.
  • Comfortable coding in Python, Matlab, C/C++, Labview, Arduino or similar tools.
  • Experience with statistics and design of experiments.
  • Firsthand machining experience and familiarity with test and metrology equipment.
  • Demonstrated ability to think at a systems level, interface between multiple design
    groups, and negotiate conflicting requirements.
  •  Knowledge of component manufacturing processes such as injection molding, extrusion,
    machining, wire EDM, MIM, heat treatment, electropolishing, laser welding, etc
Additional Information

Due to the nature of our business and the role, please note that Intuitive and/or your customer(s) may require that you show current proof of vaccination against certain diseases including COVID-19.  Details can vary by role.

Intuitive is an Equal Opportunity Employer. We provide equal employment opportunities to all qualified applicants and employees, and prohibit discrimination and harassment of any type, without regard to race, sex, pregnancy, sexual orientation, gender identity, national origin, color, age, religion, protected veteran or disability status, genetic information or any other status protected under federal, state, or local applicable laws.

Mandatory Notices

U.S. Export Controls Disclaimer:  In accordance with the U.S. Export Administration Regulations (15 CFR 743.13(b)), some roles at Intuitive Surgical may be subject to U.S. export controls for prospective employeeswho are nationals from countries currently on embargo or sanctions status.

Certain information you provide as part of the application will be used for purposes of determining whether Intuitive Surgical will need to (i) obtain an export license from the U.S. Government on your behalf (note: the government's licensing process can take 3 to 6+ months) or (ii) implement a Technology Control Plan ("TCP") (note: typically adds 2 weeks to the hiring process).  

For any Intuitive role subject to export controls, final offers are contingent upon obtaining an approved export license and/or an executed TCP prior to the prospective employee'sstart date, which may or may not be flexible, and within a timeframe that does not unreasonably impede the hiring need. If applicable, candidates will be notified and instructed on any requirements for these purposes. 

We will consider for employment qualified applicants with arrest and conviction records in accordance with fair chance laws.

Preference will be given to qualified candidates who do not reside, or plan to reside, in Alabama, Arkansas, Delaware, Florida, Indiana, Iowa, Louisiana, Maryland, Mississippi, Missouri, Oklahoma, Pennsylvania, South Carolina, or Tennessee.

This position may be filled at a different job level than listed here depending on
business need and/or on the selected candidate's experience, knowledge and skills.
Compensation will be based primarily on the job level at which the role is filled and the
candidate's qualifications, consistent with applicable law.

We provide market-competitive compensation packages, inclusive of base pay, incentives, benefits, and equity. It would not be typical for someone to be hired at the top end of range for the role, as actual pay will be determined based on several factors, including experience, skills, and qualifications. The target compensation ranges are listed.