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Contract Physicist Jobs in California (NOW HIRING)

AOSense, Inc.

Physicist

Fremont, CA · On-site

As a Physicist at AOSense, you will apply your experience in laser technology and atomic physics to ... Government contracts require applicants to be U.S. citizens or permanent residents DESIRED ...

AOSense, Inc.

Physicist

Fremont, CA · On-site

As a Physicist at AOSense, you will apply your experience in laser technology and atomic physics to ... Government contracts require applicants to be U.S. citizens or permanent residents DESIRED ...

AOSense, Inc.

Physicist

Fremont, CA

As a Physicist at AOSense, you will apply your experience in laser technology and atomic physics to ... Government contracts require applicants to be U.S. citizens or permanent residents DESIRED ...

AOSense, Inc.

Optical Physicist

Fremont, CA

As an Optical Physicist at AOSense you will design, prototype, build, and test laser systems for ... Government contracts require applicants to be U.S. citizens or permanent residents DESIRED ...

AOSense, Inc.

Optical Physicist

Fremont, CA · On-site

As an Optical Physicist at AOSense you will design, prototype, build, and test laser systems for ... Government contracts require applicants to be U.S. citizens or permanent residents DESIRED ...

AOSense, Inc.

Optical Physicist

Fremont, CA · On-site

As an Optical Physicist at AOSense you will design, prototype, build, and test laser systems for ... Government contracts require applicants to be U.S. citizens or permanent residents DESIRED ...

Mercor

Physics PhD - Theoretical Expert

San Francisco, CA · On-site +1

$70 - $180/hr

Contract Compensation: $70-$180/hour Location: Remote Role Responsibilities * Solve and evaluate challenging physics problems across various subfields. * Review AI-generated proofs , derivations, and ...

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All JobsContract Physicist JobsContract Physicist Jobs in California

Contract Physicist information

See California salary details

$39K

$93.6K

$223.5K

How much do contract physicist jobs pay per year?

As of Aug 12, 2026, the average yearly pay for contract physicist in California is $93,563.00, according to ZipRecruiter salary data. Most workers in this role earn between $58,200.00 and $110,500.00 per year, depending on experience, location, and employer.

What is the difference between Contract Physicist vs Research Physicist?

AspectContract PhysicistResearch Physicist
CredentialsTypically requires a PhD in Physics or related fieldTypically requires a PhD in Physics or related field
Work EnvironmentProject-based, temporary assignments, often freelance or consultingPermanent or long-term research positions in labs or academia
Employer & IndustryGovernment agencies, private companies, consulting firmsUniversities, research institutes, corporate R&D
Work FocusApplying physics to specific projects, often with deliverablesAdvancing scientific knowledge, publishing research

Contract Physicists typically work on short-term projects for various clients, focusing on applying physics skills to meet specific goals. Research Physicists usually hold permanent positions dedicated to scientific discovery and publishing. Both roles require advanced degrees, but their work environments and objectives differ significantly.

What are common challenges faced by contract physicists, and how can they be addressed?

Contract physicists often encounter challenges such as adapting quickly to new projects, managing multiple client expectations, and staying updated with the latest research. Since they may work with diverse teams across different organizations, strong communication and time management skills are essential. Building a robust professional network and keeping up with advancements in their field can help contract physicists secure new opportunities and remain competitive. Proactively seeking feedback and clarifying project goals early on also greatly improves project outcomes.

What is a contract physicist?

Contract physicists are professionals who work on a temporary or project-by-project basis rather than as permanent employees. They apply their expertise in physics to solve specific problems, conduct research, or provide consulting services for various organizations, such as research institutions, private companies, or government agencies. Their work can involve experimental or theoretical physics and often requires adapting to different projects, environments, and teams. Contract physicists typically negotiate the terms and length of their engagements, which can offer flexibility and diverse experiences.

What skills and qualifications are needed to thrive as a contract physicist?

A Contract Physicist should possess a solid background in physics, analytical problem-solving abilities, and at least a bachelor’s or master’s degree in physics or a related field. Familiarity with simulation software, laboratory equipment, and data analysis tools like MATLAB or Python is often required. Strong communication, adaptability, and project management skills help them excel in diverse, client-driven environments. These skills ensure precise project delivery, effective collaboration, and the ability to address complex scientific challenges on a contract basis.
What are the most commonly searched types of Physicist jobs in California? The most popular types of Physicist jobs in California are:
What are popular job titles related to Contract Physicist jobs in California? For Contract Physicist jobs in California, the most frequently searched job titles are:
What job categories do people searching Contract Physicist jobs in California look for? The top searched job categories for Contract Physicist jobs in California are:
What cities in California are hiring for Contract Physicist jobs? Cities in California with the most Contract Physicist job openings:
Contract Physicist jobs near you
Infographic showing various Contract Physicist job openings in California as of August 2026, with employment types broken down into 3% As Needed, 84% Full Time, 8% Part Time, and 5% Contract. Highlights an 95% Physical, 1% Hybrid, and 4% Remote job distribution, with an average salary of $93,563 per year, or $45 per hour.

Physicist

AOSense, Inc.

Fremont, CA • On-site

Full-time

Medical, Dental, Retirement

Re-posted 7 days ago

Job description

COMPANY OVERVIEW:
AOSense, Inc. is the leading developer and manufacturer of innovative quantum technologies employing atom optics. Our devices use frequency-stabilized lasers and atoms in a vacuum cell to measure accelerations, rotations, magnetic fields, and time with unparalleled accuracy and stability. Our staff includes physicists and engineers with expertise covering a wide array of disciplines. Our teams are dynamic and fast paced since our hardware is cutting edge.
POSITION SUMMARY:
We are seeking physicists with expertise in atomic physics. As a Physicist at AOSense, you will apply your experience in laser technology and atomic physics to design, build, optimize, and test fieldable atom optic accelerometers, gyroscopes, absolute gravimeters, gravity gradiometers, atomic frequency standards, and magnetometers. You will help to guide the development of future generations of atomic devices as they transition from the laboratory into the field.
RESPONSIBILITIES:
  • Contribute to the design of atom-based sensors and frequency standards
  • Coordinate physics unit (vacuum cells and optomechanics) fabrication and assembly
  • Specify and implement performance requirements for control and optical subsystems
  • Integrate atomic physics units with laser and control subsystems
  • Test systems for sensitivity, accuracy, and environmental susceptibilities
  • Contribute to research proposals for further development and applications

Requirements
  • Demonstrated expertise in laser technology for atom-based sensors and frequency standards
  • Solid understanding of stability and accuracy limitations in atomic systems
  • Experience designing and aligning laser systems with bulk and fiber optics
  • Experience designing and building vacuum systems
  • Hands-on experience with laboratory test and measurement equipment
  • Excellent analytical and troubleshooting skills
  • Applicants should thrive in a dynamic environment
  • U.S. Government contracts require applicants to be U.S. citizens or permanent residents

DESIRED EXPERIENCE:
  • Experience analyzing and evaluating the impact of electrical and laser noise on atomic systems
  • Strong interest in optimizing the precision and accuracy of atomic systems
  • Basic experience with optical design software (e.g., Zemax) and 3D modeling software (e.g., SolidWorks)

EDUCATION:
Ph.D. in Physics or equivalent professional experience
Benefits
  • Salary depends on qualifications and experience
  • Medical and dental
  • Retirement
  • Stock plan

AOSense is an equal opportunity employer (EOE) and considers qualified applicants for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, protected veteran or disability status, or any other federal, state or local protected class.
AOSense is committed to providing equal employment opportunity to qualified individuals with disabilities. If you are disabled and require special assistance or a reasonable accommodation while seeking employment with AOSense, then please contact us via email at careers@aosense.com or call (408) 735-9500 x210
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About AOSENSE

Sourced by ZipRecruiter

Industry

Scientific research and development services

Company size

11 - 50 Employees

Headquarters location

Sunnyvale, CA, US

Year founded

2004

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