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Entrylevel Research And Development Engineer Jobs in California

Omen AI

Senior R&D Engineer

San Francisco, CA · On-site

$123K - $169K/yr

Senior Research & Development Engineer - RDE Location: San Francisco (In-person) Who We Are Omen is miniaturizing lab-grade spectroscopy into field-deployable embedded sensors. Our systems deliver ...

Bolt Graphics

R&D Engineer

Sunnyvale, CA · On-site

$150K - $220K/yr

The R&D Engineer will perform in-depth research on high-performance computing algorithms, evaluate competitive approaches, and help translate complex mathematical concepts into computationally ...

JCW Group

R&D Engineer

San Jose, CA · On-site

$60/hr

R&D Engineer - FPGA Prototyping (Contract) San Jose Metropolitan | Onsite | Full-Time | $60+/hr About the Role A global semiconductor technology company is hiring a contract R&D Engineer to work ...

Posted today

PDF Solutions

Semiconductor R&D Engineer

Milpitas, CA · On-site

$120K - $180K/yr

We are seeking an R&D engineer with a strong experimental-science background to advance eProbe semiconductor inspection tools through hands-on characterization, data analysis, and algorithm ...

Waters Corporation

Development Engineer I

Goleta, CA

Join a dynamic R&D team focused on developing the next generation of analytical instruments for the ... This is an entry-level position ideally suited for recent graduates who enjoy hands-on laboratory ...

Waters Corporation

Development Engineer I

Goleta, CA · On-site

Overview Join a dynamic R&D team focused on developing the next generation of analytical ... This is an entry-level position ideally suited for recent graduates who enjoy hands-on laboratory ...

PDF Solutions

Semiconductor R&D Engineer

Milpitas, CA

$120K - $180K/yr

We are seeking an R&D engineer with a strong experimental-science background to advance eProbe semiconductor inspection tools through hands-on characterization, data analysis, and algorithm ...

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Entrylevel Research And Development Engineer information

What is the difference between Entrylevel Research And Development Engineer vs Entry-level Mechanical Engineer?

AspectEntrylevel Research And Development EngineerEntry-level Mechanical Engineer
Required CredentialsBachelor's degree in engineering or related field; some roles may prefer internships or project experienceBachelor's degree in mechanical engineering or related discipline; internships are common
Work EnvironmentResearch labs, product development teams, innovation centersDesign offices, manufacturing plants, testing facilities
Employer & Industry UsageTech companies, R&D departments, manufacturing firmsMechanical design firms, automotive, aerospace, manufacturing industries

While both roles require a bachelor's degree and involve engineering work, the Entrylevel Research And Development Engineer focuses on innovation, product development, and research activities, often in lab settings. In contrast, the Entry-level Mechanical Engineer typically works on designing, testing, and improving mechanical systems in manufacturing or industrial environments. Understanding these differences helps job seekers target the right roles based on their skills and career interests.

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For Entrylevel Research And Development Engineer jobs in California, the most frequently searched job titles are:

What job categories do people searching Entrylevel Research And Development Engineer jobs in California look for?

The top searched job categories for Entrylevel Research And Development Engineer jobs in California are:

What cities in California are hiring for Entrylevel Research And Development Engineer jobs?

Cities in California with the most Entrylevel Research And Development Engineer job openings:

Entrylevel Research And Development Engineer jobs near you
Infographic showing various Entrylevel Research And Development Engineer job openings in California as of August 2026, with employment types broken down into 58% Full Time, and 42% Contract. Highlights an 100% In-person job distribution.

Senior R&D Engineer

San Francisco, CA • On-site

Omen AI
See more jobs at Omen AIexternal

$123K - $169K/yr

Full-time

Re-posted 18 days ago

Job description

Senior Research & Development Engineer - RDE
Location: San Francisco (In-person)
Who We Are
Omen is miniaturizing lab-grade spectroscopy into field-deployable embedded
sensors. Our systems deliver PPM-level trace analysis reports on the fluids in
industrial machines and datacenters, allowing us to detect complex wear trends
like bearing failures or coolant contamination in real-time. With this data we can
automatically match anomalies with failure modes weeks to months before
catastrophic failure occurs.
Our team is a tightly knit group of ~20 builders, dropouts, and industry veterans.
We don't build things that are good enough, we build things that are 100x better.
The Challenge
We are currently developing two primary systems:
Omen Scout: for closed-loop hydraulic and lubricating oils.
Omen Sentry: for direct-to-chip liquid cooling loops (typ. water/glycol
mixtures).
While our early-stage prototypes have proven the core viability of our
spectroscopy techniques, we need an R&D Engineer to act as our primary
explorer. You will focus on the fundamental physics of our optical and fluidic
systems, proving out new sensing modalities and taking early concepts from
whiteboards to working benchtop prototypes.
What You Will Do
Proof-of-Concept Development: Build and iterate early-stage benchtop
rigs to validate enhancements to our core tech (optics, fluid handling,
plasma generation) or explore new sensing modalities to add to our
portfolio (e.g., bio-sensing, turbidity, viscometry).
Push the Science: Identify the physical limits of our spectroscopy
techniques e.g. figure out exactly when and why an optical window fouls or
a plasma arc destabilizes in dirty fluids, and devising the fundamental
workarounds.
SoTA Scouting: Keep a constant pulse on the state-of-the-art in fluid
sensing, photonics, and physical chemistry.
What We Are Looking For
Deep theoretical and practical knowledge in applied physics, optical
engineering, or physical chemistry.
Action biased i.e. prefers building a rough prototype to test a hypothesis
more often than not. Zero-to-One type individuals.
First-principles problem solving that relies on fundamental physics rather
than off-the-shelf reference designs.
Ability to use both ECAD and MCAD is a must. We use Altium and
Solidworks respectively.
Prior experience in other fields of spectroscopy is a plus
Why Omen?
We take the physics seriously, but we don't let red tape slow us down. If you want
to own a fascinating hardware problem from the ground up and build something
that protects the most expensive infrastructure on the planet, we want to talk to
you.

Apply