Physics In-Person Instructor - Adjunct Platt College Los Angeles, LLC.Physics In-Person Instructor - AdjunctAlhambra, CA$30–$37.50 / hourForeign Transcripts : Transcripts issued outside the United States require a course-by-course analysis with an equivalency statement from a certified transcript evaluation service verifying the degree equivalency to that of an accredited institution within the USA. At Platt College, our mission is to provide a balanced program of instruction for our students to help them acquire the specialized knowledge and skills they need to take advantage of exciting career opportunities in many of today’s in-demand fields.
NewAccelerated Physics Simulation Engineer – Agentic Computational Engineering (ACE) Voyager TechnologiesAccelerated Physics Simulation Engineer – Agentic Computational Engineering (ACE)Los Angeles, WashingtonWe design agentic AI systems that pair deeply with physics simulation, test data, and modern manufacturing so that Design for Manufacturing (DfM), Design for Assembly (DfA), and Design for Test (DfT) are built into the very first line of code and the very first sketch of a design. PhD in Computational Physics, Mechanical or Aerospace Engineering, Applied Mathematics, Computer Science (with a focus on numerical methods), or a related field; or Master’s degree + 3 years of highly relevant experience.
Senior Medical Physicist Varian Medical Systems IncSenior Medical PhysicistLos Angeles, CA$266,850–$366,916 / yearIt is Siemens Healthineers' policy to comply fully and completely with all United States export control laws and regulations, including those implemented by the Department of Commerce through the Export Administration Regulations (EAR), by the Department of State through the International Traffic in Arms Regulations (ITAR), and by the Treasury Department through the Office of Foreign Assets Control (OFAC) sanctions regulations.". These requirements vary by client and may include, but are not limited to: Proof of valid identification (photo, driver's license, SSN) Criminal background checks Drug screens Immunizations (COVID-19, Hep B, MMR, Varicella, Influenza, Tetanus) Annual TB testing Healthcare training.
Seismologist Applied PhysicsSeismologistLos Angeles, CAAs a seismologist at Applied Physics, you will conduct original research in seismology related to induced seismicity and reservoir geomechanics, working on geothermal energy, geologic carbon storage, waste fluid disposal, or unconventional oil and gas projects. Work as part of a scientific team, interacting with seismologists, geologists, reservoir engineers, statisticians, physicists, and computer scientists to design and implement high-impact research.
Experimental Physicist Applied PhysicsExperimental PhysicistLos Angeles, CAExperience in the methods and toolsets for aluminum Josephson based circuits such as in-situ tip-tilt electron beam evaporation with the Dolan or Bridge-free techniques, as well as electron beam lithography of nanoscale-sized circuits. In this role, you will be responsible for leading and overseeing the efforts of designing, simulating, fabricating, characterizing, and controlling high temperature superconducting materials for new novel applications.
Electronics Engineer California Institute of TechnologyElectronics EngineerPasadena, CAProficiency in a significant number of the following technical areas: low noise analog circuit design, servo design and tuning, grounding and RI shielding, packaging of low noise electronics, high speed analog and digital signal transmission, gate array programming, state machine design, schematic capture, circuit simulation, PCB layout, and/or operation of cryogenic vacuum systems. Caltech Optical Observatories (COO) is seeking a talented Electrical Engineer or Physicist interested in scientific imaging technologies to join an enthusiastic and creative electronics team within the multidisciplinary Optical/Infrared (OIR) Instrumentation group.
Research Engineer California Institute of TechnologyResearch EngineerPasadena, CAThis position focuses on the development and characterization of the extremely high performance systems used for the LIGO interferometer, including but not limited to: the test mass mirrors, a critical component with state of the art performance: greater than 99.999% reflection, extremely low scatter, sub-part-per-million absorption and very low thermal noise; laser systems with unparalleled stability; seismic and vibration isolation systems; optical telescopes and sensors. The LIGO Laboratory's mission spans a broad and vibrant array of activities related to gravitational-wave physics and astronomy, including detector operations, R&D toward detector improvements, gravitational-wave astrophysics, observatory operations, and education and public outreach.
Scientific Networking Research Associate California Institute of TechnologyScientific Networking Research AssociatePasadena, CAThe successful candidate will join the Caltech High Energy Physics group and the worldwide CMS community, and will work on networking R&D projects in association with Caltech HEP, Fermilab, ESNet, Internet2, the CENIC regional network, CERN and campus network engineers in state of the art network and distributed system developments to evaluate and implement new networking technologies to ensure fast and reliable data transfers to/from the computing clusters and new data access methods. The candidate will participate in the ongoing development of a next generation system that interfaces intelligent networks to the data management systems of CMS and the other LHC experiments, in order to meet the experiments' rising needs while also accommodating the network traffic of other programs and the worldwide academic and research community.
Senior Scientist California Institute of TechnologySenior ScientistPasadena, CASupport the current lead with overseeing the Caltech Optical Sciences Group, including technical, budget, resource, and task management Provide technical guidance as well as technical oversight to matrixed engineering and science staff working on optics, opto-electronics, and interferometry. The LIGO Laboratory's mission spans a broad and vibrant array of activities related to gravitational-wave physics and astronomy, including detector operations, R&D toward detector improvements, gravitational-wave astrophysics, observatory operations, and education and public outreach.
Principal Simulation Engineer Freeform Future CorpPrincipal Simulation EngineerLos Angeles, CA$225,000–$300,000 / yearAs a Simulation Engineer at Freeform, you will be responsible for developing physics-based, data-driven models that enable the first production scale, high quality, and fully automated metal 3D printing factory capability. We are looking for someone with deep knowledge in physical simulations and multi-physics phenomena who can develop sophisticated models from scratch for undefined or previously unsolved problem statements.
Principal Machine Learning Researcher Physical AI Freeform Future CorpPrincipal Machine Learning Researcher Physical AILos Angeles, CA$200,000–$400,000 / yearBasic Qualifications: 5+ years of experience in machine learning, applied research, or related technical fields or a PhD in machine learning, applied mathematics, physics, robotics, controls, or a closely related discipline. Work includes modeling relationships between process inputs, geometry, and machine state to predict thermal, mechanical, and geometric outcomes during printing, using hybrid physics-ML approaches and multi-modal in-situ data.
Applied Scientist, Device Team, AWS Center for Quantum Computing Amazon.com IncApplied Scientist, Device Team, AWS Center for Quantum ComputingPasadena, CACandidates should have a track record of original scientific contributions, and those with deep knowledge and experience in low temperature condensed matter physics (superconductivity, Josephson junctions, phononics, TLS physics etc.) will be preferred. This involves continuously refining existing methodologies and simultaneously devising entirely new ones by identifying specific physical phenomena and exploiting them for measurement applications.
Senior Mechanical Design Engineer - Cover Gas Systems AntaresSenior Mechanical Design Engineer - Cover Gas SystemsLos Angeles, California$115,000–$150,000 / yearAt Antares, we like to specifically tie each role to our founding document’s set of values–here are the top five cultural values we think you should believe at your core to be successful: Think in Systems - Energy and Defense are complex ecosystems with numerous stakeholders with competing priorities, conflicting policies, perverse incentives, and emergent and path-dependent properties. Formed in 2023, the Antares team hails from SpaceX, The White House, MIT, Rigetti Computing, The Air Force, General Atomics, Relativity Space, Ursa Major, and National Laboratories like Los Alamos, Idaho, and Oak Ridge.
Senior Systems Engineer AntaresSenior Systems EngineerLos Angeles, CaliforniaAt Antares, we like to specifically tie each role to our founding document’s set of values–here are the top five cultural values we think you should believe at your core to be successful: Think in Systems - Energy and Defense are complex ecosystems with numerous stakeholders with competing priorities, conflicting policies, perverse incentives, and emergent and path-dependent properties. The Systems Engineer works closely with cross functional organizations (Quality, Mission Engineering, Mechanical Design, Nuclear Licensing) to make sure that requirements are incorporated, validated, and verified throughout the design, build, and operation of the reactor.
Nuclear Engineer I/II AntaresNuclear Engineer I/IILos Angeles, CaliforniaAt Antares, we like to specifically tie each role to our founding document’s set of values–here are the top five cultural values we think you should believe at your core to be successful: Think in Systems - Energy and Defense are complex ecosystems with numerous stakeholders with competing priorities, conflicting policies, perverse incentives, and emergent and path-dependent properties. Formed in 2023, the Antares team hails from SpaceX, The White House, MIT, Rigetti Computing, The Air Force, General Atomics, Relativity Space, Ursa Major, and National Laboratories like Los Alamos, Idaho, and Oak Ridge.
Manufacturing Leader AntaresManufacturing LeaderLos Angeles, California$190,000–$230,000 / yearAt Antares, we like to specifically tie each role to our founding document’s set of values–here are the top five cultural values we think you should believe at your core to be successful: Think in Systems - Energy and Defense are complex ecosystems with numerous stakeholders with competing priorities, conflicting policies, perverse incentives, and emergent and path-dependent properties. This position requires a hands-on leader with strong technical judgment, experience building manufacturing systems from early development through scaled production, and the ability to align people, processes, and facilities with aggressive program timelines.
Thermal - Fluids Analyst I / II AntaresThermal - Fluids Analyst I / IILos Angeles, California$90,000–$115,000 / yearAt Antares, we like to specifically tie each role to our founding document’s set of values–here are the top five cultural values we think you should believe at your core to be successful: Think in Systems - Energy and Defense are complex ecosystems with numerous stakeholders with competing priorities, conflicting policies, perverse incentives, and emergent and path-dependent properties. As an analyst at Antares your primary responsibility will be building and running thermal-fluids models of components and subsystems throughout the reactor core and power conversion system to ensure our designs will meet thermal, mechanical, operational, and performance requirements within the extreme environments of our R1 micro-reactor.
Senior People Business Partner AntaresSenior People Business PartnerLos Angeles, CaliforniaAt Antares, we like to specifically tie each role to our founding document’s set of values–here are the top five cultural values we think you should believe at your core to be successful: Think in Systems - Energy and Defense are complex ecosystems with numerous stakeholders with competing priorities, conflicting policies, perverse incentives, and emergent and path-dependent properties. We partner closely with leaders across Engineering, Operations, and Corporate functions to create scalable people programs, foster an inclusive and high-performing culture, and ensure employees have the resources they need to do their best work.
AI Trainer - Graphical Abstract - Physics (Remote - Los Angeles) Prolific Academic LtdAI Trainer - Graphical Abstract - Physics (Remote - Los Angeles)Los Angeles, CARemoteWe've built a unique platform that connects researchers and companies with a global pool of participants, enabling the collection of high-quality, ethically sourced human behavioural data and feedback. Our work supports global organizations with high‑level corporate intelligence, and we rely on executive‑level expertise to validate complex Materials Science and Graphical Abstract data.
2026-27 Physics Teacher Alliance College-Ready Public Schools2026-27 Physics TeacherLos Angeles, CaliforniaProfessional Development: At Alliance, we believe in supporting teacher growth and providing substantial school-based and network-wide professional development support for teachers, including two weeks of professional development for new hires that introduce the Alliance culture and build classroom management and instructional planning skills. Alliance College-Ready Public Schools is one of the largest and most successful nonprofit public charter school networks in the nation, operating 25 high-performing, middle and high schools that educate nearly 13,000 scholars who make up the heart of Los Angeles’ Latinx, Black, and recent immigrant communities.