R D Engineer Jobs in California
R D Engineer jobs in California are among the most active in the country, concentrated in the semiconductor, aerospace, biotechnology, and advanced manufacturing sectors, with openings at every level from junior engineer to principal and staff. The heaviest hiring happens in the San Francisco Bay Area, San Diego, and Los Angeles, where companies like Qualcomm, Lockheed Martin, and Applied Materials have deep roots and ongoing development programs. Demand is strongest in specialists with expertise in circuit design, materials science, and product development for defense or life-sciences applications. Find a role that fits below and apply directly.
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Here at Siemens, we take pride in enabling sustainable progress through technology. We do this through empowering customers by combining the real and digital worlds. Improving how we live, work, and move today and for the next generation! We know that the only way a business thrives is if our people are thriving. That’s why we always put our people first. Our global, diverse team would be happy to support you and challenge you to grow in new ways. Who knows where our shared journey will take you?
Transform the everyday with us!
Siemens Electrification & Automation (E&A) Business Unit offers the full range of energy distribution systems and solutions for all markets and through all sales channels. We provide reliable power distribution grids of today while investing in our Future Grids portfolio to create the power distribution grid of the future. We empower our people to stay resilient and relevant in a constantly evolving world. We’re looking for people who are always searching for creative ways to grow and learn. People who want to make a real impact, now and in the future. Does that sound like you? Then it seems like you’d make a phenomenal addition to our team!
This role will be based onsite in Livermore, CA. Local candidates are strongly encouraged to apply. Relocation assistance is not available for this role.
Livermore offers an excellent quality of life with top-rated schools, a pleasant climate, and easy access to both mountains and the coast. Plus, your compensation goes further here with a more attainable cost of living compared to other parts of the San Francisco Bay Area. It's the perfect blend of small-city charm and big-city access.
We are seeking a meticulous and analytical R&D Laboratory Technician to join our innovation team. In this role, you will work closely with technology leaders and engineers to support the design, development, and testing of new products, materials, and technologies. Your primary focus will be performing laboratory experiments, maintaining precise data logs, operating sophisticated testing equipment, and ensuring strict compliance with all laboratory safety protocols.
You’ll make a difference by:
- Experiment Execution: Assist engineers in planning, setting up, and running controlled experiments, prototype trials, and product scale-ups.
- Prototype Preparation: Prepare, assemble, measure, and inspect for analytical testing.
- Data Collection & Analysis: Record experimental observations, calculate formulas, and compile test results accurately within electronic databases for documentation and use in progress reporting.
- Equipment Management: Operate, calibrate, clean, and perform routine preventative maintenance on laboratory instruments and machinery.
- Inventory Control: Monitor laboratory supply levels, track consumable resources, and coordinate with the procurement team to reorder chemicals, supplies or tools.
- Safety & Compliance: Adhere strictly to Good Laboratory Practices (GLP), Environmental Health and Safety (EHS) regulations, and proper hazardous waste disposal procedures.
- Cross-Department Collaboration: Coordinate with quality control, manufacturing, and marketing teams to facilitate smooth transitions from product concepts to commercial manufacturing.
You’ll win us over by having the following qualifications:
Basic Qualifications:
- Associate or Bachelor’s degree in Electronics, Electrical theory, Engineering, Material Science, Physics, or a closely related scientific field.
- Seven or more years of hands-on laboratory or related experience, ideally in an industrial R&D, product testing, or quality control environment.
- Proficiency in standard analytical techniques (e.g., material testing, high voltage testing techniques, or physical testing methods) and experience tracking standard test protocols like ASTM or ISO.
- Proven digital skills, including demonstrable proficiency in MS Office (Excel) or Google Sheets, alongside familiarity with laboratory information management systems (LIMS) or scientific data software, and reporting.
- Excellent organizational habits, strong written communication skills for report drafting, and a natural ability to tackle technical anomalies independently or as part of a team.
- Ability to stand for extended periods, handle critical equipment, and safely lift up to 30 lbs when moving test equipment, experiments or raw materials.
- Legally authorized to work in the United States on a continual and permanent basis without company sponsorship now or in the future.
Preferred Qualifications:
- Experience with Electrical testing, including AC/DC Hipot testing, thermal cycle testing, BIL lightning testing, current injection testing, or thermocouples.
- Prior work experience in a research and development testing role.
About Siemens:
We are a global technology company focused on industry, infrastructure, transport, and healthcare. From more resource-efficient factories, resilient supply chains, and smarter buildings and grids, to sustainable transportation as well as advanced healthcare, we create technology with purpose adding real value for customers. Learn more about Siemens here.
Our Commitment to Equity and Inclusion in our Diverse Global Workforce:
We value your unique identity and perspective. We are fully committed to providing equitable opportunities and building a workplace that reflects the diversity of society, while ensuring that we attract the best talent based on qualifications, skills, and experiences. We welcome you to bring your authentic self and transform the everyday with us.
$70,972 $121,666See All 297+ R D Engineer Jobs in California
Find roles in California that match your experience and apply in just a few clicks.
Find R D Engineer JobsR D Engineer Jobs by City in California
Where California roles are concentrated, by current openings.
R D Engineer Job Market in California
A snapshot from current California openings, updated as new roles post.
Who's Hiring
- Keysight Technologies25

- Riot Games11

- Terumo Neuro8

- Motorola Solutions8

- Broadcom7

Top Industries Hiring
- Technology & Software30
- Electronics & Hardware15
- Manufacturing8
- Medical Devices8
- Telecommunications6
What California Employers Look For
The qualifications that appear most often in R D engineer jobs across California.
- Bachelor's or master's degree in engineering, materials science, or a closely related field
- Hands-on experience with laboratory testing, prototype development, or engineering design tools
- Proficiency with CAD, simulation software, or discipline-specific analysis platforms such as MATLAB or ANSYS
- Ability to obtain or maintain a U.S. government security clearance for defense-sector roles
- Familiarity with California-relevant regulatory frameworks such as FDA quality systems or AS9100 aerospace standards
- Strong documentation and technical writing skills for design reports, patents, and cross-functional collaboration
R D Engineer Jobs in California: Frequently Asked Questions
How do you become a r d engineer in California?
Most r d engineer roles in California require at least a bachelor's degree in an engineering discipline, materials science, physics, or a related technical field, with a master's degree preferred for senior or specialized positions. California does not impose a single statewide license specifically for r d engineers, but engineers who sign off on public-facing designs may need a Professional Engineer license through the California Board for Professional Engineers, Land Surveyors, and Geologists. Industry certifications in areas like quality systems or product safety add a practical edge.
Which companies hire r d engineers in California?
Employers hiring r d engineers in California right now include Keysight Technologies, Riot Games, and Terumo Neuro, based on current listings on Migrate Mate as of October 2026. California's concentration of semiconductor, aerospace, and biotech firms means demand is consistent across both large defense primes and well-funded startups in the Bay Area and San Diego corridors.
Which California cities have the most r d engineer jobs?
Los Angeles, Irvine, and Sunnyvale account for the largest share of r d engineer openings in California. The Bay Area leads because of its dense concentration of semiconductor and clean-energy firms, San Diego draws heavily from defense contractors and biotech campuses anchored around the Torrey Pines corridor, and Los Angeles reflects the long-standing aerospace and advanced manufacturing base that includes major facilities in El Segundo and the South Bay.
Are there remote r d engineer jobs in California?
Yes, but they're rare. R d engineer work is largely hands-on, involving lab equipment, prototypes, and physical testing environments that require an on-site presence most of the time. About 24% of r d engineer openings tied to California are remote or hybrid as of October 2026, and those tend to be limited to the data analysis, modeling, or documentation phases of a project rather than core experimental or fabrication work.
How can I get hired as a r d engineer in California with little or no experience?
The most realistic entry path is a new-graduate or associate engineer role at a large California employer, many of which run structured programs for recent graduates. Companies like Qualcomm in San Diego and defense contractors in the Los Angeles area hire entry-level engineers into rotational or junior R&D positions. A capstone project, internship, or published undergraduate research strengthens a first application considerably. Adjacent roles like lab technician, test engineer, or quality engineer at California manufacturing or biotech firms are also common stepping stones into full r d engineer positions.
Where can I find and apply to r d engineer jobs in California?
You can find and apply to r d engineer jobs in California on Migrate Mate, which lists current openings tied to the state. Search the listings for roles that match your specialty and experience level, then apply directly to the ones that fit.
See All 297+ R D Engineer Jobs in California
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