Science & Research Jobs in California (Now Hiring) — 18,578 open — Page 364

Senior Principal Optical Payload Systems Engineer

Redondo Beach, California, United States · On-site

$142k–$213k/yr

Senior+

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: SCI TRAVEL: Yes, 10% of the TimeDescription At Northrop Grumman, our employees have incredible opportunities…

Skills: Optical Payload Systems Engineering, Systems Architecture, Performance Modeling, Requirements Management, Optical Sensing

Principal/Senior Principal Engineer - Survivability (California)

Palmdale, California, United States · On-site

$125k–$235k/yr

Senior+

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret TRAVEL: Yes, 25% of the TimeDescription At Northrop Grumman, our employees have incredible opportunit…

Skills: Survivability Design, Electromagnetic Analysis, Infrared Analysis, RF Measurement, RCS Testing

Staff CAM / IPT Lead

Los Angeles, California, United States · Hybrid

$177k–$266k/yr

Senior+

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the TimeDescription At Northrop Grumman, our employees have incredible opportunit…

Skills: Cost Account Management, Integrated Product Team Leadership, Earned Value Management System, Systems Engineering, Risk Management

Mechanical Design Integration Engineer (TS or SCI)

Redondo Beach, California, United States · On-site

$92k–$138k/yr

Mid level

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the TimeDescription At Northrop Grumman, our employees have incredible opport…

Skills: Mechanical Design Integration, CAD, CATIA V5, Siemens NX, Spacecraft Integration

Manufacturing Technician 3/4

Santa Rosa, California, United States · On-site

$61k–$121k/yr

Senior

RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE REQUIRED FOR START: No CLEARANCE TYPE: Secret TRAVEL: NoDescription At Northrop Grumman, our employees have incredible opportunities to work on revoluti…

Skills: Thin Film Coating, Deposition Chambers, Calibration, Data Analysis, Hand Tools

Lab Test Engineer / Principal Test Engineer

Edwards AFB, California, United States · On-site

$83k–$155k/yr

Senior

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the TimeDescription At Northrop Grumman, our employees have incredible opportunit…

Skills: Lab Operations, Test Planning, Hardware Configuration, Software Deployment, Acceptance Test Procedures

Staff Software Engineer, Model Infrastructure

San Francisco, California, United States · On-site

$236k–$290k/yr

Senior$1.2B raised

Why Harvey At Harvey, we’re transforming how legal and professional services operate. By combining frontier agentic AI, an enterprise-grade platform, and deep domain expertise, we’re reshaping how critical knowledge work…

Skills: Distributed Systems, Go, Java, Python, Rust

Applications Development Engineer - Surfscan

Milpitas, California, United States · On-site

$98k–$166k/yr

Mid level$758M raised

Company Overview KLA is a global leader in diversified electronics for the semiconductor manufacturing ecosystem. Virtually every electronic device in the world is produced using our technologies. No laptop, smartphone, …

Skills: Semiconductor Wafer Inspection, Data Analysis, Test Plan Design, Feature Requirement Development, Optics

As Needed Survey Crew Chief III

San Diego, California, United States · Remote OK

$43/hr–$56/hr

Senior

Overview Location(s): San DiegoPractice/Department: Mapping and SurveyingWork Environment: RemoteCompensation: $43.30-$56.00 hourly* Dudek’s journey began in 1980 with a vision to serve Southern California’s water and wa…

Skills: Land Surveying, UAV Operations, Geospatial Data Analysis, AutoCAD Civil 3D, ArcGIS

Senior Systems Engineer - Electronic Warfare

Goleta, California, United States · On-site

$96k–$182k/yr

Senior$200K raised

Date Posted: 2026-07-22 Country: United States of America Location: US-CA-GOLETA-H01 ~ 6380 Hollister Ave ~ BLDG H01 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and tr…

Skills: Systems Engineering, Electronic Warfare, Radar System Development, Requirements Decomposition, Architecture Definition

Clinical Technician (TMS)

Laguna Hills, California, United States · On-site

$24/hr–$25/hr

Entry levelVisa sponsorship$80M raised

The Clinical Technician (TMS) plays a key role in delivering advanced interventional treatments for psychiatric and neurological conditions at Salma Health. This position primarily supports Transcranial Magnetic Stimulat…

Skills: TMS Treatment Delivery, Patient Monitoring, EHR Documentation, Esketamine Administration, Patient Scheduling

Scientific Evals

San Francisco, California, United States · On-site

$160k–$300k/yr

Mid level$66M raised

About us Edison Scientific builds and deploys AI scientist agents to accelerate science and the development of new medicines. We are an ambitious team run by scientists and engineers from leading institutions across biol…

Skills: Biology, Biochemistry, Computational Biology, Machine Learning, Deep Learning

Mechanical Design Engineer, Hands

Palo Alto, California, United States · On-site

Mid level$1.0B raised

About the Role: Human-like dexterity is one of the final frontiers in robotics. As a Mechanical Engineer on our Hands team, you will be responsible for designing, prototyping, and scaling the mechanical architecture of o…

Skills: Mechanical Design, Prototyping, GD&T, SolidWorks, Catia

Clinical Nurse III - SOC Infusion Clinic

Duarte, California, United States · On-site

Mid level$10M raised

Join the transformative team at City of Hope, where we're changing lives and making a real difference in the fight against cancer, diabetes, and other life-threatening illnesses. City of Hope’s growing national system in…

Skills: Chemotherapy Administration, Immunotherapy Administration, Patient Monitoring, Patient Education, Oncology Nursing

Mechanical Engineer V - (E5)

Santa Clara, California, United States · On-site

$163k–$224k/yr

Senior+$2.2B raised

Who We Are Applied Materials is a global leader in materials engineering solutions used to produce virtually every new chip and advanced display in the world. We design, build and service cutting-edge equipment that help…

Skills: Mechanical Engineering, Physics, Mathematics, Materials Science, Mechanical Tooling Design

Principle Design Engineer (ADC expertise)

San Jose, California, United States · On-site

Senior+$17M raised

Monolithic Power Systems, Inc. (MPS) is one of the fastest growing companies in the Semiconductor industry. We are worldwide technical leaders in Integrated Power Semiconductors and Systems Power delivery architectures. …

Skills: ADC Circuit Design, Cadence, Mentor, Layout Design, Extraction

Sr Principal Test Conductor

Palmdale, California, United States · On-site

$104k–$155k/yr

Senior+

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret TRAVEL: Yes, 25% of the TimeDescription At Northrop Grumman, our employees have incredible opportunit…

Skills: Production Testing, Troubleshooting, Test Procedure Refinement, Test Readiness Reviews, Cross-functional Collaboration

Senior Systems Integration & Test Engineer

Goleta, California, United States · On-site

$96k–$182k/yr

Senior$200K raised

Date Posted: 2026-07-22 Country: United States of America Location: US-CA-GOLETA-H01 ~ 6380 Hollister Ave ~ BLDG H01 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and tr…

Skills: Systems Integration, Electronic Warfare, Radar Systems Design, RF Design, Digital Signal Processing

Principal / Sr. Principal Mechanical Analysis Engineer

Los Angeles, California, United States · On-site

$104k–$194k/yr

Senior

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the TimeDescription At Northrop Grumman, our employees have incredible opportunit…

Skills: Finite Element Analysis, Ansys, Structural Analysis, Static Analysis, Dynamic Analysis

Test Conductor/Principal Test Conductor

Palmdale, California, United States · On-site

$83k–$155k/yr

Senior

RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret TRAVEL: Yes, 25% of the TimeDescription At Northrop Grumman, our employees have incredible opportunities …

Skills: Production Testing, Troubleshooting, Test Procedure Refinement, Test Readiness Reviews, Cross-functional Collaboration

Frequently asked questions

How much do Science & Research jobs in California pay?

Based on 11733 listings with disclosed salaries, most science & research jobs in California pay between $103k–$250k per year. Individual offers vary with seniority, company size, and specialization.

How many Science & Research jobs are open in California right now?

There are currently 18,578 open science & research positions in California listed on Clera. New openings are added daily as companies post roles.

Which companies are hiring for Science & Research roles in California?

Companies currently hiring include Applied Materials, Northrop Grumman, Apple, Google, Kaiser Permanente Oakland Medical Center, among others. Browse the listings above to see every active employer.

Are there remote or hybrid Science & Research jobs in California?

Yes — 3931 of the 18578 open science & research positions offer remote or hybrid work (1009 remote, 2922 hybrid).

How do I apply for Science & Research jobs in California?

Each listing links directly to the employer's application page. Apply early — fresh listings get the most recruiter attention in the first two weeks.