Engineering Jobs in Santa Ana Ca Remote

Position Summary:

We are seeking a Human Factors Engineer who will be responsible for ensuring that medical devices are safe, intuitive, and effective for intended users by applying human factors and usability engineering principles throughout the product lifecycle. This role plans and conducts formative and summative usability studies, develops use-related risk analyses, and ensures compliance with FDA, IEC 62366, and other applicable regulatory standards. The Human Factors Engineer collaborates closely with design, clinical, regulatory, and quality teams to identify, mitigate, and validate use-related hazards, ultimately supporting safe and effective patient and clinician experiences.

This role will work to develop and follow industry best practices defining and documenting usability formative studies, qualitative assessments, summative usability studies and preparing the Human Factors engineering usability file for regulatory submission. This role will report to the Vice President of Product Design.

Key Responsibilities:

• Drive discovery research with mix method data collection techniques.
• Implement usability rating system and testing protocol.
• Work with marketing and clinical teams to create user personas, use specifications, and user groups based on target markets and regulatory testing requirements.
• Develop protocols for formative usability studies.
• Collaborate with recruiters, IRB, and consultants for validation studies.
• Moderate and conduct online and in person testing of usability studies, as well as focus groups, and interviews.
• Maintain detailed video documentation to follow and support note taking.
• Present findings to designers, engineers, and management team.
• Facilitate and document task analysis, use related risk analysis, and user interface specifications.
• Maintain traceability of critical statements and risk mitigations from observation to Instructions for Use and device training.
• Maintain awareness of and share industry trends and platform best practices in human factors, usability and digital experience on iOS, Android, and web.
• Define, test and ensure that accessibilities standards for each platform are met.
• Track cultural differences and risks for items, terminology, and features.

Required Qualifications:

• The candidate must be familiar with Design Controls (21 CFR Part 820 / ISO 13485) and have experience maintaining the Design History File (DHF).
• Demonstrated success working in startup, early-stage, or high-growth medical device environments.
• Proven ability to build process from the ground up and adapt them as the organization scales.
• Comfortable operating with ambiguity and making sound decisions with incomplete information.
• Strong bias toward action, ownership, and continuous improvement.
• Bachelors, Master’s or PhD in Human Factors, ergonomics or related field.
• 5+ years of experience in human factors engineering.
• Proven success running usability studies for medical devices.
• Proven work examples or projects running usability testing for mobile devices (iOS, or Android).
• Excellent communication, collaboration, presentation, and interpersonal skills.
• Strong process orientation and documentation abilities.
• Understanding of best practices including accessibility standards and human factor standards.

Referred Attributes:

• Entrepreneurial mindset with a passion for building systems that enable teams to do their best work.
• Excellent communication, collaboration, presentation, and interpersonal skills.
• Strong process orientation and documentation abilities.
• Understanding of best practices including accessibility standards and human factor standards.

Additional Information:

Approximately 25-30% travel may be required.

Physical requirements/Work Environment:

This position is located onsite in Irvine, CA.

This position primarily works in an office. It requires frequent sitting, standing and walking. This position requires sitting for long periods of time in front of a computer display or other digital devices. Daily use of a computer and other computing and digital devices is required. May require standing for extended periods when facilitating meetings, walking in the facilities. Some travel may be required so the ability to operate a motor vehicle and maintain a valid Driver’s license is required.

The physical demands of the position described herein are essential functions of the job and employees must be able to successfully perform these tasks for extended periods. Reasonable accommodations may be made for those individuals with real or perceived disabilities to perform the essential functions of the job described.

Senior Counsel, Litigation & IP Strategy

You will lead litigation portfolio with a heavy focus on semiconductor technologies. You will bridge the gap between complex engineering concepts and compelling legal arguments, managing high-stakes disputes across the U.S., EU, and Asia-Pacific.

Key Responsibilities

• Strategic Oversight: Drive litigation strategy ,semiconductor-related IP, antitrust, trade secrets, and class action matters.

• Hands-on Execution: Draft pleadings and briefs for high-stakes cases and direct all phases of litigation from discovery through trial and appeal.

• Technical Translation: Collaborate with engineering teams to translate deep-tech architecture into winning legal positions.

• Global Risk Management: Manage outside counsel and litigation budgets while navigating regulatory inquiries and ITC Section 337 investigations.

• Executive Advisory: Partner with senior leadership to align legal risks with broader business and market dynamics.

Who You Are

• A Proven Expert: J.D. with 8+ years of litigation experience, including 3–5 years in a leadership capacity (In-House/NPE).

• Semi-Tech Savvy: Deep technical understanding of semiconductor design and memory systems.

• IP Veteran: Significant experience in patent litigation and inter partes review (IPR) proceedings before the PTAB.

• Strategic Thinker: You don't just manage cases; you proactively identify and mitigate risk before it hits the docket.

Preferred Qualifications

• In-house experience at a semiconductor/tech company or NPE

• Familiarity with SEPs (Standards-Essential Patents) and licensing negotiations.

• Advanced degree in Electrical Engineering is a major plus.

Mechanical Engineer – Aerospace Thermal Management Systems (Integration & Packaging)

Location: Onsite – Irvine CA

Industry: Aerospace & Defense

Citizenship Requirement: U.S. Citizen

Role Overview

We are seeking two highly skilled Mechanical Engineers with experience in the Aerospace & Defense sector to support the development and integration of advanced thermal management subsystems used across military and commercial platforms globally.

This role focuses on mechanical subsystem development from a packaging and integration perspective, including enclosure design and integration of electronic and fluid control components such as pumps, compressors, fans, and valves. The ideal candidate has hands-on experience developing aerospace-grade subsystems within defined volume and interface constraints, ensuring high reliability, environmental robustness, and compliance with industry standards.

These roles will support programs progressing from Preliminary Design Review (PDR) toward Critical Design Review (CDR) and will involve reuse and adaptation of existing product architectures.

Key Responsibilities

• Design and develop mechanical enclosures for aerospace electronic and control subsystems such as thermal management systems and related subsystems
• Package and integrate COTS and custom components into customer-defined volume constraints by integrating components including pumps, compressors, fans, valves, and control electronics
• Develop detailed CAD models, assemblies, and manufacturing drawings (SolidWorks preferred)
• Conduct tolerance analysis, GD&T, stack-up analysis, and design for manufacturability (DFM)
• Support prototype builds, integration activities, testing, and validation
• Implement design considerations to satisfy and qualify the environmental requirements (shock, vibration, temperature, humidity, EMI/EMC interface considerations) per MIL standards.
• Collaborate with electrical, controls, thermal, structural, and systems engineering teams
• Participate in root cause analysis and design refinement
• Ensure compliance with aerospace and defense standards and documentation practices

Required Qualifications

• Bachelor's degree in mechanical engineering or equivalent.
• 5+ years of experience in Aerospace & Defense mechanical subsystem development
• U.S. Citizen (No Dual Citizenship)
• Strong mechanical packaging and integration experience
• Experience designing enclosures housing electronics and fluid/mechanical components
• Exposure to thermal management systems (ECS, vapor cycle, or liquid cooling preferred but not mandatory)
• Working knowledge of rotating machinery components (fans, compressors, pumps)
• Proficiency in CAD tools (SolidWorks preferred; strong experience in other platforms acceptable)
• Experience with GD&T and tolerance analysis
• Familiarity with aerospace environmental standards (MIL-STD preferred)
• Experience supporting qualification and validation testing
• Strong understanding of materials selection for aerospace applications
• Ability to work in cross-functional engineering teams

Preferred Qualifications

• Experience packaging turbomachinery components within constrained aerospace envelopes
• Exposure to controls systems integration
• Knowledge of vibration isolation and shock mitigation techniques
• Experience supporting PDR/CDR processes
• Familiarity with configuration management and aerospace documentation rigor
• Exposure to FMEA, reliability analysis, and lifecycle support

*Note that this job is on-site only in Irvine, CA*

Job Summary:

Willow is a health and wellness innovator harnessing the power of artificial intelligence and clinical evidence to drive meaningful change in healthcare. We are using cutting-edge technology, data, and a highly engaging user experience to revolutionize chronic disease management and prevention. We are looking for an experienced Senior Software Engineer to join our growing team. We are looking for strong talent to help us create novel life-changing digital health solutions for our users. We hire creative people and give them autonomy to do great work. Our senior software engineers are comfortable dealing with high-level specifications, working independently and in small teams, and are involved in the product process from start to finish. We need engineers who are excited to try new approaches and collectively learn the right approach to delivering the best health care experiences.

Duties & Responsibilities:

· Work with product managers, designers, and a talented group of engineers to craft unique and beautiful user experiences that will make our mobile solutions best in class.

· Play a critical role in the software architecture, design, and development of our mobile apps.

· Write clean and well-tested code that allows us to keep our applications stable and easily modifiable. Contribute to a knowledge-sharing and an open and collaborative work environment.

Qualifications and Experience

· BS or higher in Computer Science, other related degree, or equivalent work experience.

· 8+ years of experience developing software, with at least 5 years working with Java/Kotlin in mobile application development

· Knowledge of mobile design principles, patterns, and best practices

· Knowledge of push notifications, web technologies and services (HTTP, REST, websocket, etc.)

· Design and development experience with Object Oriented Programming, SOLID principles, MVC, MVVM, Dependency Injection, persisting data

· Understanding of source code management tools, such as Git

· Experience with Kotlin Multiplatform, MongoDB/Realm, Bluetooth framework, IoT and Linux is a plus

· Experience with engineering medical software is a plus

· Team player

Physical requirements/Work Environment

This position primarily works in an office environment. It requires frequent sitting, standing and walking. Daily use of a computer and other computing and digital devices is required. May stand for extended periods when facilitating meetings or walking in the facilities. Some local travel is necessary; therefore, the ability to operate a motor vehicle and maintain a valid Driver's license is required.

The physical demands of the position described herein are essential functions of the job and employees must be able to successfully perform these tasks for extended periods. Reasonable accommodations may be made for those individuals with real or perceived disabilities to perform the essential functions of the job described.

Job Description:

The ideal candidate will have strong experience in multi-layer PCB design for defense electronics systems and proficiency in industry-standard PCB design tools.

Key Responsibilities:

Design and develop multi-layer PCB layouts for defense electronic systems.

Utilize OrCAD/Allegro tools for schematic capture and PCB layout.

Perform high-speed and high-density PCB layout design while ensuring signal integrity and manufacturability.

Ensure PCB designs comply with IPC Class 3 standards and industry best practices.

Collaborate with cross-functional teams including hardware, manufacturing, and testing teams.

Required Skills:

6–10 years of experience in PCB design and layout engineering.

Strong proficiency in OrCAD and Allegro PCB design tools.

Experience with high-speed and high-density PCB layout design.

Knowledge of IPC Class 3 design standards.

IPC CID or CID+ certification is preferred.

As a Material Compliance Engineer at Cinch Connectivity Solutions (Bel Fuse), you will play a critical role in ensuring our products meet all relevant environmental, legal, and safety regulations regarding material usage. You will drive compliance initiatives across the product lifecycle, collaborate with cross-functional teams and suppliers, and proactively monitor global regulatory requirements. Leveraging your expertise in compliance management systems and regulatory frameworks, you will help safeguard product integrity, support sustainability efforts, and contribute to the continuous improvement of compliance processes throughout the organization.

Are You Looking to:

• Work with engineering, manufacturing, marketing, purchasing and quality assurance teams to ensure new and existing products comply with material standards.
• Compile, analyze, and manage data on material content using excel databases and internal operating systems.
• Create and maintain compliance documentation, review materials, and handle submissions to customers.
• Help develop and maintain internal policies and procedures for material compliance.
• Monitor and interpret global regulatory requirements (e.g., WEEE, TSCA, IMDS, EU, Asia-Pacific, Americas) and ensure company products comply with all applicable standards.
• Support sustainability initiatives and assist in preparing environmental impact reports and disclosures as required by corporate and regulatory standards.
• Identify opportunities for process improvement and automation within compliance workflows to enhance efficiency and accuracy.
• Maintain up-to-date knowledge of evolving regulatory standards through horizon scanning; provide training and guidance to internal stakeholders on compliance requirements.
• Demonstrate advanced proficiency in compliance management software, ERP, and PLM systems (e.g., Assent, GreenSoft, SAP).
• Represent the company in industry forums, regulatory meetings, or customer engagements regarding materials compliance topics.

Are You Ready to:

• Interpret federal and international product compliance regulations (RoHS, REACH, PROP65, CMRT, SCIP Database).
• Take corrective action for non-compliant products.
• Collaborate with suppliers on discrepancies or non-compliance.
• Conduct supplier audits and assessments to verify material compliance; lead corrective action processes for discrepancies or non-compliance.
• Lead compliance-related projects and mentor junior team members to promote best practices across the organization.
• Participate in cross-functional teams to address compliance challenges and drive continuous improvement.
• Assist with internal and external audits related to product and materials compliance.
• Engage in continuous learning regarding related compliance topics.

What You’ll Need:

• Bachelor’s degree in Environmental Science, Materials Science, Engineering, or equivalent experience.
• 3 plus years relevant experience working in a manufacturing setting.
• Demonstrated experience in interpreting regulatory frameworks and delivering clear, actionable guidance on compliance requirements, with a focus on RoHS, REACH, Prop 65, CMRT, SCIP Database, and related standards.
• Willingness and flexibility to travel domestically up to 10%, as required by management.
• Must be a US Citizen or Permanent Resident.

What You’ll Get:

• Compensation range: $75,000 – $90,000
• Participation in the annual bonus program
• 401K and company match
• Medical, Dental, Vision
• Health Savings Account (HSA)
• Flexible Spending Account (FSA)
• Company Life Insurance
• Short & Long-term disability
• Paid Time Off (e.g., Vacation Benefits, Company Holidays, Sick Leave Benefits, Personal Days)
• Pet Insurance
• Tuition Reimbursement 

To review a full listing of our benefits, please refer to the 2026 Bel Fuse Benefits Summary and Paid Time Off Benefits, or by visiting the Bel Fuse Careers page. 

Work Opportunity

Bel will only employ those who are legally authorized to work in the United States.  This is not a position for which sponsorship will be provided.  Individuals with temporary visas such as E, F-1, H-1, H-2, L, B, J, or TN or who need sponsorship for work authorization now or in the future, are not eligible for hire.

Equal Opportunity Employer

Bel is an Equal Opportunity employer.