Mechanical engineering internship jobs in Hayward, CA - 1,010 jobs
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Mechanical Test Engineer
Actalent
Mechanical engineering internship job in Berkeley, CA
We are seeking a talented Test Equipment Design Engineer (Mechanical) to join our Test Infrastructure team. You will be responsible for designing and delivering test equipment that enables the execution of critical tests across our iron-air battery systems and supporting hardware. This role offers an exciting opportunity to contribute to the scaling of our battery technology and be part of the growth of a fast-moving company with breakthrough technology and an incredible mission.
Responsibilities
Design, build, and deploy custom jigs and fixtures for mechanical testing of components, PCBAs, and systems.
Design, build, and deploy material handling hardware for lifting, locating, and moving cells and modules used in Test Equipment.
Design mechanical packaging for test equipment used in verification testing of BMS hardware, including functional test setups, hardware-in-the-loop systems, reliability test beds, and compliance/certification test beds.
Architect and implement test equipment for air and liquid-handling test beds used in verification testing of BESS auxiliary systems.
Collaborate with electrical engineers in selecting sensors, actuators, and contributing to software development of test beds, including control, automation, and data acquisition functionality.
Ensure equipment designs meet safety, reliability, and compliance standards for high-power and hazardous systems.
Document test system designs, usage guidelines, and validation procedures.
Support troubleshooting, maintenance, and continuous improvement of deployed test infrastructure.
Essential Skills
Proficiency with mCAD tools such as SolidWorks and NX.
Experience in mechanical design and/or test equipment development with a focus on battery or energy systems.
Understanding of GD&T and experience releasing drawings to vendors.
Ability to understand and communicate effectively about electrical engineering.
Strong problem-solving skills with the ability to balance speed, rigor, and safety.
Additional Skills & Qualifications
BS or MS in MechanicalEngineering or a related field.
3+ years of experience in a Manufacturing Engineering environment, delivering on production-quality tools and designs.
Strong understanding of safety and compliance considerations in high-power and/or chemical environments.
Excellent communication and collaboration skills with the ability to work cross-functionally in a fast-paced environment.
Work Environment
You will work in a dynamic and fast-paced environment that values innovation and collaboration. The role involves using advanced technologies and equipment in developing and testing cutting-edge battery systems. The work setting encourages cross-functional teamwork and offers opportunities for continuous learning and professional growth.
Job Type & Location
This is a Contract position based out of Berkeley, CA.
Pay and Benefits
The pay range for this position is $65.00 - $70.00/hr.
Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following: • Medical, dental & vision • Critical Illness, Accident, and Hospital • 401(k) Retirement Plan - Pre-tax and Roth post-tax contributions available • Life Insurance (Voluntary Life & AD&D for the employee and dependents) • Short and long-term disability • Health Spending Account (HSA) • Transportation benefits • Employee Assistance Program • Time Off/Leave (PTO, Vacation or Sick Leave)
Workplace Type
This is a fully onsite position in Berkeley,CA.
Application Deadline
This position is anticipated to close on Jan 27, 2026.
About Actalent
Actalent is a global leader in engineering and sciences services and talent solutions. We help visionary companies advance their engineering and science initiatives through access to specialized experts who drive scale, innovation and speed to market. With a network of almost 30,000 consultants and more than 4,500 clients across the U.S., Canada, Asia and Europe, Actalent serves many of the Fortune 500.
The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.
If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing due to a disability, please email actalentaccommodation@actalentservices.com for other accommodation options.
$65-70 hourly 5d ago
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Mechanical Design Engineer
Droyd
Mechanical engineering internship job in San Francisco, CA
About the team
Droyd builds autonomous robotic systems that automate repetitive manual work in real environments. Our robots operate in production settings, which means mechanical design has to be robust, manufacturable, and tightly integrated with electronics and control systems.
Our mechanical team designs the structures, linkages, and assemblies that make the robots real. This work moves fast and lives on the shop floor as much as it does in CAD.
About the role
As a Mechanical Design Engineer at Droyd, you'll own mechanical subsystems from first sketch through working prototype. You'll design, build, break, and iterate on real hardware.
This is a hands‑on role. You'll spend time in CAD, but also at the printer, in the shop, and on the robot. You'll work closely with electrical, software, and robotics teams to bring systems together.
This role is based in Burlingame, CA. We're an in‑person company. We build faster that way.
In this role, you'll
Own mechanical subsystem design from concept to prototype and iteration
Design parts and assemblies in CAD, supported by hand calculations and FEA when needed
Design for rapid prototyping methods including 3D printing and CNC machining
Make decisions on materials, tolerances, and manufacturing methods
Integrate mechanical designs with motors, sensors, electronics, and actuators
Build prototypes yourself using 3D printers, shop tools, and CNC equipment
Work closely with manufacturing to turn designs into physical hardware quickly
We're looking for someone who
Has a strong portfolio showing complete systems taken from concept to physical prototype
Has experience on hands‑on engineering teams such as Formula SAE, aerospace clubs, or robotics teams
Has internship or early‑career experience on real hardware projects or at hardware startups
Is proficient with modern CAD tools (Onshape preferred, but not required)
Understands manufacturing methods, tolerancing, and assembly workflows
Is comfortable with hands‑on fabrication and rapid iteration
Nice to have
Experience with FEA, topology optimization, or generative design
Exposure to electronics, controls, or mechatronic systems
Interest in industrial or visual design alongside functional engineering
About Droyd
Droyd builds autonomous robotic systems to automate manual work for enterprises. We design the hardware, write the control stack, and deploy robots that operate in real environments.
If we do this right, robots stop being prototypes and start being infrastructure.
Join us and help build hardware that ships.
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$92k-123k yearly est. 4d ago
Mechanical Design Engineer
Base 4.3
Mechanical engineering internship job in San Francisco, CA
Base is building the foundation of American power. The grid is the largest, most complex machine in the world. Yet it's aging, struggling to keep up with today's demand, and is unprepared for our electrified future.
Base is modernizing the grid as the first engineering‑led, technology‑driven power company. We're deploying a nationwide network of distributed batteries that strengthens critical infrastructure and saves Americans money.
Our team of engineers, operators, creatives, technicians, and electricians design and deploy systems at speed. If you want to tackle the problem that will define this century and shape the future of American energy, now is the time. Join us.
About the Role
We are looking for a Mechanical Design Engineer to lead mechanical design for Base's high power residential inverter. You'll own key components, review others, and solve cross‑functional design challenges as they come up.
This role is for someone with strong thermal fundamentals and experience designing mechanical components for power converters, including heat transfer solutions and packaging for magnetics and capacitors.
What You'll Do
Own the delivery of the best high power residential grid‑tied inverter.
Own mechanical design of some components, check the mechanical design of others.
Drive solutions to design problems, be the glue that fills the cracks between designers.
What You'll Bring
5+ years expertise owning mechanical design for grid‑tied or similar power converters.
Extremely strong thermal fundamentals, including modeling (1D, transient / steady state, FEA/CFD).
Experience designing power electronics mechanical components such as magnetics, capacitors banks, etc.
Experience designing heat transfer strategies of various types.
Our Values
We're building a winning culture and we're looking for people who are up for the challenge. Here's what we expect from day one:
In‑Person Only: We work full‑time in the office. No hybrid. No remote.
Challenge the Status Quo: Question assumptions. Fix broken systems. Principles > rules.
Move Fast: Focus on what matters, act quickly, and learn by doing.
Give & Get Feedback: Be direct, be humble. Challenge ideas-including your own.
Own the Outcome: Take full responsibility. Deliver results. No excuses.
Act Like an Owner: Be resourceful, mindful of impact, and committed to the business.
Be Decisive: Drive clarity. Make bold calls with imperfect info.
Bring the Intensity: This is not a 9‑to‑5. We're building something hard which requires real commitment.
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$94k-115k yearly est. 5d ago
Senior Mechanical Engineer, Robotics - Production Systems
Watneyrobotics
Mechanical engineering internship job in San Francisco, CA
A robotics company in San Francisco is seeking an experienced Mechanical Designer to join their engineering team. This role involves designing custom components for autonomous robots and requires over 4 years of mechanical design experience. Proficiency with 3D modeling software is necessary. The position offers an annual salary between $180,000 and $220,000, along with equity and comprehensive benefits. A commitment to diversity is prioritized in the hiring process.
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$180k-220k yearly 1d ago
Mechanical Patent Associate #21269 San Francisco
Vanguard-Ip
Mechanical engineering internship job in San Francisco, CA
Qualifications
Patent preparation and prosecution experience, either in-house or as outside counsel, specifically in the mechanical arts (e.g., recreational vehicles, industrial devices, medical devices, and consumer devices)
A BS degree in mechanicalengineering is preferred, although candidates with other degrees will be considered
Additional legal, industry, and/or academic experience in mechanicalengineering or related fields is desirable
Active bar admission in Oregon or Washington
Registered to practice before the USPTO
Strong time management and organizational skills, including demonstrated ability to take ownership for, and efficiently manage, a large docket including meeting internal and external deadlines
Familiarity with operations of large organizations with established patent programs, including international organizations
Strong work ethic and commitment to being responsive to client needs
Excellent writing, communication and interpersonal skills
Ability to collaborate and work effectively with a variety of internal and external stakeholders
Demonstrated ability working independently
About Vanguard-IP
Vanguard Intellectual Partners (Vanguard-IP) specializes in the placement of IP/Patent professionals nationwide.
Our sole focus on intellectual property enables us to more deeply understand our clients' technical needs, and our candidates' individual talents and career interests. Our broad network of long-term client relationships gives us a competitive edge.
Our recruiters all have 10+ years of IP recruiting experience, and an exceptional record of success. We have superior knowledge of the IP job market, and offer trusted career advice for our candidates. We also have the resources and high-level contacts to get your resume noticed by the people who matter.
We look forward to speaking with you, and learning more about what you are seeking in your next opportunity.
Confidentiality
At Vanguard-IP, we respect the confidentiality of every candidate who contacts us. Furthermore, we will always obtain expressed authorization before submitting your resume to any of our clients.
Should you have an interest in exploring opportunities in another location, we have hundreds of openings in other markets. Please apply now and our team would be happy to review your information for this or other openings in your location of interest.
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$82k-107k yearly est. 3d ago
Senior Mechanical Engineer - Semiconductor Fab Equipment
Atomic Semi
Mechanical engineering internship job in San Francisco, CA
A semiconductor startup in California is seeking a Sr. MechanicalEngineer to design and build specialized equipment for semiconductor fabrication. Candidates should have over 8 years of hands-on experience, focusing on integrating complex systems and improving manufacturing processes. This role offers competitive compensation of $140,000 - $180,000 and various benefits including medical, dental, and generous paid time off.
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$140k-180k yearly 3d ago
AI-Powered Mechanical Engineer, Industrial Systems
Epoch Biodesign
Mechanical engineering internship job in San Francisco, CA
An AI-native engineering firm in San Francisco seeks a talented mechanicalengineer to lead the design and commissioning of mechanical systems across various industrial applications. The role involves using innovative AI-powered engineering tools and working closely with cross-functional teams to create efficient solutions. Ideal candidates will have foundational knowledge in mechanicalengineering, hands-on experience with fluid systems or HVAC, and excellent collaboration skills. This is an opportunity to be part of an engineering-led team driving impactful projects.
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$104k-149k yearly est. 4d ago
Mechanical Design Engineer
Prospance Inc. 4.3
Mechanical engineering internship job in Palo Alto, CA
We are a global engineering services and contracting firm supporting a leading Automotive / Electric Vehicle manufacturer. We are seeking an experienced Mechanical Design Engineer - Test Automation to design and build mechanical test systems for vehicle electronics, supporting everything from early R&D through high-volume manufacturing.
This is a hands-on, high-impact contract role working at the intersection of mechanical design, electronics testing, and manufacturing automation.
🔧 What You'll Do
Design modular, reusable mechanical fixtures for testing vehicle electronics (ECUs), from manual bench-top setups to fully automated production systems
Partner with cross-functional engineering teams to define mechanical test requirements and improve ECU testability
Design custom mechanical interfaces including pogo-pin connections, bed-of-nails probing, and mass interconnect solutions
Develop rack-based test systems that scale efficiently for manufacturing environments
Create and release detailed drawings, BOMs, specifications, and SOPs
Provide technical oversight to vendors for fabrication and system builds
Support station build, integration, commissioning, and deployment
Work closely with technicians to ensure correct implementation and performance
✅ Required Qualifications
BS/MS in MechanicalEngineering or equivalent practical experience
5+ years designing modular mechanical hardware for test automation systems (R&D → high-volume manufacturing)
Expert-level experience with 3D CAD tools (SolidWorks strongly preferred, Inventor, AutoCAD, ProE)
Strong ability to read electrical schematics, navigate PCB layouts, and interpret component datasheets
Hands-on experience with automated test equipment (ATE) and hardware integration
Background in automotive, EV, semiconductor, or aerospace environments
Experience with electronics testing / probing / harnessing, including:
Mass interconnect systems (e.g., VPC)
Specialty probes (e.g., Ingun)
🌟 Nice to Have
Familiarity with vehicle communication protocols (CAN, CAN FD, LIN, DoIP, Automotive Ethernet)
Experience with test instrumentation:
Programmable power supplies
DMMs, multiplexers
Signal generators and analyzers
Multifunction DAQ devices (analog & digital)
💼 Why This Opportunity
Work with a top-tier Automotive / EV OEM
Highly technical, hands-on engineering role
Exposure to cutting-edge vehicle electronics and automation
Contract role with strong potential for long-term engagement
#Hiring #MechanicalEngineer #MechanicalDesign #TestAutomation #AutomotiveJobs #EVJobs #ContractJobs #EngineeringCareers #SolidWorks #ATE #ElectronicsTesting #ManufacturingEngineering #RPS #RecruiterJobs
$90k-117k yearly est. 4d ago
Senior Mechanical Engineer
Cosmicrobotics
Mechanical engineering internship job in San Francisco, CA
Location: San Francisco, CA (full time, in-person)
Our mission is to accelerate the construction of critical infrastructure on Earth while pioneering technologies to enable humanity to build beyond Earth. Starting with Cosmic-1 - a system that installs solar panels 10x faster than today's methods, helping us transition to a clean energy future and laying the groundwork for the future of autonomous construction.
The Role
As a Senior MechanicalEngineer, you will own a critical Cosmic-1 subsystem and lead development from concept to deployment. As a core member of the team, you will help define the era of autonomous construction.
This is a rare opportunity to:
Work on hard, meaningful problems that impact the future of infrastructure and energy.
Collaborate with a world-class team from NASA, SpaceX, Google, Built Robotics, and others.
Rapidly grow, learn, and lead within a quickly scaling company.
Responsibilities
Own hardware components and systems such as primary and secondary structures, mechanisms, and enclosures
Full product lifecycle ownership from requirements collection, trade studies, preliminary and detailed design, structural analysis, and overseeing manufacturing, integration, testing, and customer delivery
Work with manufacturing, electrical, software, and product engineers to develop innovative new solutions to complex interdisciplinary problems
Work with vendors and suppliers to find creative solutions to tight deadlines
Set milestones, plan roadmaps, and deliver on ambitious timelines
Recruit, mentor, and build a world-class engineering organization
Requirements
3+ years of professional engineering experience
Excellent first-principles understanding of statics, dynamics, heat transfer, materials, and corrosion
Expert mechanical design skills using CAD softwares such as Solidworks, NX, PTC Creo, etc. and FEA analysis with ANSYS
Strong understanding of designing for manufacturing processes such as CNC milling/lathing, sheet metal bending, welding, and 3D printing
Excellent communication and project management skills
Thrive in fast-paced environments and push boundaries to meet deadlines
Bonus
5+ years of professional engineering experience in mechanical design
Experience designing or developing high volume large form factor products like automobiles and construction equipment
Experience in mechanical design of ultrahigh reliability products like spacecraft and medical devices
Management and recruiting experience
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Mechanical engineering internship job in San Francisco, CA
A leading aerospace company in San Francisco is seeking a Senior MechanicalEngineer to take full ownership of hardware design from concept to production, focusing on innovative jet engine development. The ideal candidate will have over 10 years of experience and expertise in fluidic and mechanical systems, as well as proficiency in CAD modeling using Siemens NX. This role includes responsibilities like conducting hardware tests and collaborating on design trade studies, aiming for high standards of quality and innovation.
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$115k-158k yearly est. 2d ago
Senior Mechanical Engineer
Valid8 Financial, Inc. 3.6
Mechanical engineering internship job in San Francisco, CA
Kodama Systems is a technology company transforming the forestry industry with teleoperation and supervised autonomy. With our retrofit control systems, machines can be driven from anywhere off project sites, improving safety, reducing costs, and addressing labor challenges across the $100B timber industry. Backed by leading investors and industry partners, Kodama's solutions offer timberland owners and logging contractors scalable, cost effective tools for forest management and wildfire mitigation. For more information, visit **************
The Position
As a Senior MechanicalEngineer at Kodama you will own the design of custom hardware to outfit various forestry equipment for teleoperation and autonomy. You'll lean on past experience and work with our operations team to help debug complex robotic systems deployed in remote locations across North America. Kodama is a remote first early stage startup, so you will have a high degree of ownership and autonomy over the work you do.
Location
Remote
Travel
Up to 15% of your time going to company retreats and project sites
Ideal Candidates Will Have
Experience owning multiple mechanical designs from concept through deployment using the following processes:
Sheet metal
Weldments
Machined parts
Designed electrical enclosures
Previously worked at a startup
Around 5 years of post undergraduate experience
Bonus Experience
LIDAR
Generous stock options. We're an early-stage company and we want you to benefit from being an early contributor.
Flexible time off. Work hard and take time off when you need it.
Stay healthy. Full health insurance benefits for you and your family.
401K savings plan
Note - please attach a resume in either .pdf or .doc format. Due to the volume of inquiries, not all applicants will receive a response.
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Mechanical engineering internship job in San Francisco, CA
A cutting-edge startup is seeking a Senior MechanicalEngineer in San Francisco to design and develop robotic components for cell therapy manufacturing. You will lead projects from conception to production using CAD and collaborate with cross-functional teams. Ideal candidates have extensive mechanical design experience, especially in bioprocess consumables or medical devices. The position offers a competitive salary and benefits, including health insurance and flexible PTO.
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Mechanical engineering internship job in San Jose, CA
Thermal Design: Heatsink topology, vapor chambers, heat pipes, fin optimization; fan selection and control; ducting; altitude derating; PoE PSU thermal integration (e.g., 1100W).
CFD Expertise: Geometry prep, meshing strategy, solver settings, turbulence models (k‑ε/k‑ω), boundary condition fidelity; correlation methods and uncertainty analysis.
FEA/Structural: Static, modal, buckling, fatigue; fixture/constraint realism; shock/vibe spectra; fastener/joint analysis; compliance with GR‑63.
Mechanisms & Kinematics: Latches, ejectors, guides, hinges, detents; ergonomics and tactile feedback; wear and tolerance sensitivity.
EMC‑Aware Mechanics: Shielding architectures, gasket compression, seam leakage control, conductive finishes, grounding paths.
GD&T & Tolerance Analysis: Datum strategy, stack‑up spreadsheets, worst‑case/RSS methods;
CMM validation; manufacturable callouts.
Materials & Finishes: Thermal and stiffness trade‑offs; corrosion and galvanic pairs; finish impacton conductivity/emissions; recyclability.
DfM/DfA: Sheet‑metal (bends, hems, tabs), die casting (draft/overflow), injection molding (gates,knit lines), secondary ops minimization; Poka‑Yoke features.
TIMs & Interfaces: Compression targets, surface flatness, roughness; long‑term stability; rework/service considerations.
Acoustics: Fan tone management, damping/isolators; measurement protocols; psychoacoustic considerations.
Reliability & Environment: HALT/HASS, salt‑fog, dust/ingress, humidity, temperature cycling; packaging/drop compliance.
Documentation Excellence: Clear build guides, service manuals with HMI cues, exploded views, torque specs, and safety notices.
Required Skills & Tools:
CAD: Creo, SolidWorks, or NX; PDM/PLM (e.g., Agile/Windchill)
Analysis: CFD (6Sigma/Flotherm/Icepak), FEA (Ansys/Nastran)
Standards: NEBS, IEC/UL, RoHS/REACH, IP/ingress
Methods: DfM/DfA, GD&T, Tolerance Analysis, RCCA/8D
Expertise in Sheet‑metal, die casting, injection molding, thermal interface materials (TIMs), heatsinks/vapor chambers
Qualifications:
Bachelor's/master's in mechanicalengineering
15+ years in mechanical design for networking or server-class hardware
Experience with high-power thermal solutions and acoustic optimization
$92k-122k yearly est. 2d ago
Tech Lead Mechanical Engineer (Principal level)
Mizuhosi
Mechanical engineering internship job in Union City, CA
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 MechanicalEngineer 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 mechanicalengineering team as well as peers in other R&D, manufacturing, clinical, marketing, and service teams.
Responsibilities
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
Bachelor's Degree in MechanicalEngineering; and 5‑8 years of design experience with emphasis on product design.
Fluency with CAD software, preferably Solidworks. Ability to apply engineering principles to define and solve problems, collect data, establish facts, and draw valid conclusions.
Ability to create and innovate solutions for design of mechanical parts and assemblies.
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: $124,000- $142,000 DOE + annual potential bonus + comprehensive benefits package
EOE STATEMENT
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.
Mizuho OSI conducts criminal conviction background checks and drug screening through a third‑party screening vendor which includes searches of address history, criminal convictions, court records, education verification, employment verification and reference checks. In addition, depending on the nature of the position for which you are applying, a motor vehicle driving report, a credit report, and/or ID checks in other non‑U.S. countries are also included.
Criminal conviction background checks will run after an applicant has received and accepted a conditional offer of employment. After a conditional offer is made and before any background check is performed, applicants will receive background check disclosure and consent forms under state and federal laws, such as the Fair Credit Reporting Act and the Investigative Consumer Reporting Agencies Act. Existence of a criminal record is not an automatic bar to employment. An assessment will be made about whether the conviction has a direct and adverse relationship to the job in question. No job offer will be withdrawn, and no adverse action will be taken against any employee, based on the results of a criminal conviction background check, without an individualized assessment of whether the applicant's conviction history has direct and adverse relationship with the specific duties of the job in question.
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
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.
Dare to go further. Care to do more.
BENEFITS
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.
FOR OUR SERVICE MEMBERS AND VETERANS
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 **************.
FOR PERSONS WITH DISABILITIES
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 **************.
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$124k-142k yearly 5d ago
Mechanical Design Engineer with CREO
Hcltech
Mechanical engineering internship job in San Jose, CA
HCLTech is looking for a highly talented and self- motivated Mechanical Design Engineer with CREO to join it in advancing the technological world through innovation and creativity.
Job Title: Mechanical Design Engineer with CREO
Job ID: 52988
Position Type: Full-time with HCLTech
Location: San Jose, California, United States
Role/Responsibilities
• Strong experience in sheet metal design (and / or plastic design), Electro-mechanical product design and good understanding of manufacturing processes
• Telecom equipment product design (enclosure design/electro-mechanical system design) experience is an added advantage
• Experience designing and producing Manufacturing documentation with GD&T and bi-lateral 1D, 2D & 3D tolerance methods for electronic enclosures using Creo Mechanical Design software
• Experience in designing products within process limits associated with press brake, stage and progressive hard tooling processes for Manufacturing Production
• Expertise with tolerance analysis, relevant safety standards, EMC/EMI design constraints, pcb layout requirements as it applies to the sheet metal enclosure
• Experience with using IDF data translation between ECAD software and Creo Mechanical Design Software
• Good communication skills and experience with Microsoft products for generating reports and other functional aspects
• Demonstrated knowledge and skills required to interact with other design disciplines, Hardware, Safety, EMC/EMI, SI and Manufacturing Engineers during the product development
• Proficient in various computer software tools such as Excel, MS Word, Power Point, and flow chart programs.
• Strong team player who can handle multiple projects and priorities with little direction from manager
• Excellent written and verbal communication skills (English)
Pay and Benefits
Pay Range Minimum: $43.61 per hour
Pay Range Maximum: $51.55 per hour
HCL is an equal opportunity employer, committed to providing equal employment opportunities to all applicants and employees regardless of race, religion, sex, color, age, national origin, pregnancy, sexual orientation, physical disability or genetic information, military or veteran status, or any other protected classification, in accordance with federal, state, and/or local law. Should any applicant have concerns about discrimination in the hiring process, they should provide a detailed report of those concerns to ****************** for investigation.
Compensation and Benefits
A candidate's pay within the range will depend on their work location, skills, experience, education, and other factors permitted by law. This role may also be eligible for performance-based bonuses subject to company policies. In addition, this role is eligible for the following benefits subject to company policies: medical, dental, vision, pharmacy, life, accidental death & dismemberment, and disability insurance; employee assistance program; 401(k) retirement plan; 10 days of paid time off per year (some positions are eligible for need-based leave with no designated number of leave days per year); and 10 paid holidays per year.
How You'll Grow
At HCLTech, we offer continuous opportunities for you to find your spark and grow with us. We want you to be happy and satisfied with your role and to really learn what type of work sparks your brilliance the best. Throughout your time with us, we offer transparent communication with senior-level employees, learning and career development programs at every level, and opportunities to experiment in different roles or even pivot industries. We believe that you should be in control of your career with unlimited opportunities to find the role that fits you best.
$43.6-51.6 hourly 4d ago
Mechanical Test Engineer
Red Oak Technologies 4.0
Mechanical engineering internship job in San Francisco, CA
Short Term Assignment - 30-45 Days with potential for extension
On-Site in San Francisco, CA
$45-45/hr
Job Title: Mechanical Test Engineer
Type: Full-Time
We are seeking a Mechanical Test Engineer to support testing, validation, and manufacturing of electro-mechanical and optical products in R&D and production environments.
Responsibilities
Perform mechanical, optical, and electronic testing for product validation and quality.
Support cleanroom assembly of precision electro-mechanical systems.
Evaluate component manufacturability during the NPD lifecycle.
Operate and troubleshoot test equipment while following safety standards.
Perform optical alignment using multi-axis robotic assembly systems.
Support DOE, special builds, and PFMEA activities with engineering teams.
Qualifications
2+ years of experience in mechanical testing, manufacturing, or product development.
Hands-on experience with electro-mechanical, optical, or electronic components.
Familiarity with cleanroom manufacturing and test environments.
Experience supporting R&D and volume production builds.
$45-45 hourly 4d ago
Senior Mechanical Engineer
Hydrogen Group
Mechanical engineering internship job in Hayward, CA
Hayward, CA
Schedule: Standard Hours
Duration: 11-Month Contract
Pay: $61-66/hr (W2)
Our client is a leading global biotechnology company. They are seeking an experienced Senior MechanicalEngineer to support sustaining engineering efforts for their DNA sequencing systems. This onsite role focuses on maintaining, improving, and supporting existing products and processes to ensure reliability, cost-effectiveness, and high performance in manufacturing operations.
Essential Functions and Responsibilities
Lead sustaining engineering efforts to support ongoing manufacturing and product reliability
Identify and implement improvements in design, cost, and reliability for existing products
Collaborate with manufacturing, quality, and other cross-functional teams (e.g., electrical, process, regulatory, supply chain) to resolve technical issues and enhance product performance
Demonstrate effective problem-solving and conflict resolution skills to maintain a collaborative and productive work environment
Design mechanical components, assemblies, and test fixtures using CAD tools (SolidWorks required)
Conduct system-level testing, root cause analysis, and corrective actions for mechanical failures in existing products
Develop and execute verification and validation protocols for changes in materials, processes, and designs related to sustaining engineering
Manage engineering project tasks including planning, scheduling, budgeting, and reporting for sustaining initiatives
Support Lifecycle Management in core project teams to ensure successful product updates and integration into manufacturing
Generate and maintain detailed engineering documentation including drawings, BOMs, test reports, and assembly procedures
Education and Experience
M.S. in MechanicalEngineering and 5+ years of experience, OR
B.S. in MechanicalEngineering and 8+ years of experience
Proven experience in sustaining engineering environments, preferably in life sciences or medical devices
Knowledge and Skills
Strong proficiency in mechanical design and CAD software (SolidWorks required) and GD&T
Experience with precision assemblies, materials selection, and manufacturing processes
Ability to relate basic material properties, physical characteristics, and fabrication variations to product performance
Demonstrated ability to lead root cause analysis and implement corrective actions
Excellent communication and documentation skills
Ability to work effectively and independently in a dynamic, cross-functional environment
Experience with FDA-regulated products is a plus
$61-66 hourly 3d ago
Senior Mechanical Engineer
LVI Associates 4.2
Mechanical engineering internship job in Pleasanton, CA
An employee owned engineering firm is seeking an Senior MechanicalEngineer to join their team in San Francisco. This firm is known for its dedication and innovative solutions. If you are a highly motivated engineer looking to be a part of a dynamic and rewarding firm, let's connect!
Responsibilities:
HVAC system design
Provide oversight of support staff
Site observations
Qualifications:
5+ years of mechanicalengineering experience
PE License
Client interactions
Benefits / Perks:
Half days on Friday
Path to head of the company
Career development
$120k-158k yearly est. 3d ago
Hands-on Mechanical Design Engineer for Robotics Prototyping
Droyd
Mechanical engineering internship job in San Francisco, CA
A company specializing in robotic systems seeks a Mechanical Design Engineer to design and build mechanical subsystems from concept to prototype. This hands-on role involves using CAD, collaborating with electrical and software teams, and fabricating prototypes in a shop environment. Candidates should have a strong engineering portfolio and experience on hands-on engineering teams. The position is in California and requires in-person presence.
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$92k-123k yearly est. 4d ago
Senior Mechanical Engineer
Epoch Biodesign
Mechanical engineering internship job in San Francisco, CA
About Kodama
Kodama Systems is a technology company transforming the forestry industry with teleoperation and supervised autonomy. With our retrofit control systems, machines can be driven from anywhere off project sites, improving safety, reducing costs, and addressing labor challenges across the $100B timber industry. Backed by leading investors and industry partners, Kodama's solutions offer timberland owners and logging contractors scalable, cost effective tools for forest management and wildfire mitigation. For more information, visit **************
The Position
As a Senior MechanicalEngineer at Kodama you will own the design of custom hardware to outfit various forestry equipment for teleoperation and autonomy. You'll lean on past experience and work with our operations team to help debug complex robotic systems deployed in remote locations across North America. Kodama is a remote first early stage startup, so you will have a high degree of ownership and autonomy over the work you do.
Location:
Remote
Travel:
Up to 15% of your time going to company retreats and project sites
Ideal Candidates Will Have:
Experience owning multiple mechanical designs from concept through deployment using the following processes:
Sheet metal
Weldments
Machined parts
Designed electrical enclosures
Previously worked at a startup
Around 5 years of post undergraduate experience
Bonus Experience:
Cameras/Optics
LIDAR
Electronics/PCB Design
Injection molding
Benefits:
Generous stock options. We're an early-stage company and we want you to benefit from being an early contributor.
Flexible time off. Work hard and take time off when you need it.
Stay healthy. Full health insurance benefits for you and your family.
401K savings plan
Note - please attach a resume in either .pdf or .doc format. Due to the volume of inquiries, not all applicants will receive a response.
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$115k-158k yearly est. 2d ago
Learn more about mechanical engineering internship jobs
How much does a mechanical engineering internship earn in Hayward, CA?
The average mechanical engineering internship in Hayward, CA earns between $33,000 and $76,000 annually. This compares to the national average mechanical engineering internship range of $33,000 to $54,000.
Average mechanical engineering internship salary in Hayward, CA
$50,000
What are the biggest employers of Mechanical Engineering Interns in Hayward, CA?
The biggest employers of Mechanical Engineering Interns in Hayward, CA are: