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488 physics engineer jobs at 168 companies in Los Angeles, CA

2d
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Physics & Hardware Systems Engineer (HPM)
Hawthorne, California, United States
$80k-$135k/yr OnsiteFull Time
ThinKom
ThinKom: ThinKom manufactures high-performance phased-array antennas for satellite communications.
2+ YOEBachelor’s, master’s, or Ph.D. in physics, electrical engineering, or related STEM field; 2+ years of systems engineering experience; U.S. citizenship and active or obtainable Secret clearance required.
Python, COMSOL Multiphysics, CST Microwave Studio, Ansys HFSS, Vector Network Analyzers, spectrum analyzers, oscilloscopes
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2w
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Explosives and Shock Physics Engineer
El Segundo, California, United States
$117k-$176k/yr HybridFull Time
The Aerospace Corporation
The Aerospace Corporation: Provides technical expertise and research for national space programs.
6+ YOEMaster's degree and 6+ years experience in explosives/shock physics, hydrocode modeling (e.g., CTH, LS-DYNA), impact and shock analysis, ability to obtain security clearance, U.S. citizenship, ~10% travel.
CTH, LS-DYNA
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5d
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Nuclear Engineer, Core Physics
El Segundo or Idaho
$107k-$146k/yr OnsiteFull Time
Radiant
Radiant: Designs and manufactures portable, mass-produced nuclear microreactors.
2+ YOEBachelor's degree in nuclear engineering or equivalent, 2+ years of reactor operations experience, radiation transport methods using MCNP, OpenMC, or Serpent, and thermal hydraulics knowledge.
MCNP, OpenMC, Serpent
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3mo
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Application Engineer – Multi-Physics Simulation
Ghent or Calabasas
OnsiteFull Time
Keysight Technologies
Keysight TechnologiesNew York Stock Exchange: KEYS: Manufactures hardware and software for electronic test and measurement.
Bachelor's or Master’s in EE/ME/Physics, strong understanding of electronic design workflows, experience with engineering simulation/EDA tools, ability to translate engineering problems into product requirements, customer-facing and product ownership experience, excellent English.
Electronic Design Automation (EDA), Keysight ADS, Cadence Allegro, Cadence Celsius, Siemens FloTherm, Siemens NX, Ansys Mechanical / Icepak
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1mo
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Scientist - Applied Laser Physics
Foothill Ranch, California, United States
$115k-$155k/yr OnsiteFull Time
TAE Technologies
TAE Technologies: Developing commercial fusion energy and advanced power management technologies.
PhD in Physics/Applied Physics/Optical Engineering required; established experience with optical diagnostics and laser systems in plasma or accelerator environments; expertise in interferometry and Thomson scattering; strong mentoring and data-interpretation skills.
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1d
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Physics & Engineering Teacher (University Park)
Los Angeles or University Park
OnsiteFull Time
New Designs Charter Schools
New Designs Charter Schools: Operates college-preparatory charter schools for grades 6-12.
Teach physics and engineering to high school students; plan instruction, assess student progress, manage classroom behavior, use educational technology, and collaborate with staff, students, and parents.
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1mo
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Medical Physics/Medical Imaging - Junior or Assistant Specialist 2026-2027
Irvine, California, United States
$55k-$71k/yr OnsiteFull Time
University of California
University of California: A public research university system providing education and healthcare.
4+ YOEBachelor's (Junior) or Master's/4+ years (Assistant) in physics/engineering or equivalent experience; strong background in physics, math, and software/hardware development; verbal and written communication skills.
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Dynamics Engineer
Los Angeles, California, United States
$110k-$140k/yr OnsiteFull Time
K2 Space
K2 Space: Develops high-power satellite platforms for heavy-lift launch vehicles.
1+ YOEBachelor’s degree in mechanical engineering, aerospace engineering, physics, or mathematics; 1+ year of dynamics experience; experience with testing, measurements, and engineering analysis preferred.
FEMAP, Nastran, Python
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3w
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Aerospace Engineer
El Segundo, California, United States
OnsiteFull Time
IESE Solutions
IESE Solutions: Provides systems engineering and acquisition services for space systems.
14+ YOEBachelor's in engineering/math/physics (or equivalent) and 14+ years systems integration/systems engineering experience; active TS/SCI; experience with systems architecting, model-based engineering, Agile/DevOps, and hardware/software integration.
Procurement Integrated Enterprise Environment (PIEE), GFP Module, Agile, DevOps, Department of Defense Activity Address Code (DoDAAC)
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1mo
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Chief Spacecraft Engineer
Hawthorne, California, United States
OnsiteFull Time
Oligo
Oligo: Automating spacecraft design and manufacturing with AI foundation models.
3+ YOEBachelor's in engineering/physics or related, 3+ years spacecraft engineering experience, leadership of multidisciplinary teams, systems engineering and hardware program management, knowledge of NASA/SpaceX requirements.
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2mo
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Navigation Engineer
Huntington Beach, California, United States
$140k-$200k/yr OnsiteFull Time
Mach Industries
Mach Industries: Designs and manufactures autonomous unmanned aerial vehicles for defense.
1+ YOE1+ years of building and shipping navigation solutions; BS in Engineering, Physics, or Mathematics; strong sensor fusion and embedded C++ experience.
C++, Git, Jira
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3w
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Nuclear Engineer
El Segundo, California, United States
$115k-$150k/yr OnsiteFull Time
Forge Atomics
Forge Atomics: A developing technology to scale deployment of nuclear fission to provide abundant clean energy.
1+ YOEBachelor's in nuclear engineering/physics or related, 1+ years engineering experience, experience with core/reactivity/thermal-hydraulics preferred, ability to work extended hours and travel, strong problem-solving and collaboration skills.
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1mo
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Integration Engineer
El Segundo, California, United States
$160k-$200k/yr OnsiteFull Time
SAIC
SAICNYSE: SAIC: Provides engineering, IT, and mission support services to government.
3+ YOEBachelor's in engineering/math/physics + 5 yrs (or Master's + 3 yrs) systems integration/engineering experience; Active Secret clearance; experience across space, ground, and user segments; system architecture and analytical skills.
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3mo
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Flammability Engineer
Huntington Beach, California, United States
$70k-$110k/yr OnsiteFull Time
Boeing EnCore Interiors
Boeing EnCore InteriorsNYSE: BA: Manufacturer of aircraft cabin interiors including galleys and seating.
1+ YOEBS in physics, chemical engineering, or similar technical field; 1 year experience preferred but not required; strong regulatory knowledge and technical writing.
Catia V5, WindChill PLM
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1w
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Senior Research Engineer
Huntington Beach, California, United States
$120k-$145k/yr OnsiteFull Time
Dunlop Sports Americas
Dunlop Sports Americas: Designs and manufactures premium golf and racket sports equipment.
5+ YOEBachelor's degree or higher in engineering, materials science, or physics, plus 5+ years of golf or sporting goods engineering experience. Product development, FEA, and CAD experience preferred.
Finite Element Analysis, Finite Element Analysis (FEA), Computer Aided Design (CAD)
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3mo
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Physical Design Engineer II (Silicon Engineering)
Bastrop or Irvine or Sunnyvale
$155k-$185k/yr OnsiteFull Time
SpaceX
SpaceX: Designs and launches advanced rockets and satellite internet constellations.
3+ YOEBachelors in engineering; 3+ years RTL-to-GDSII physical design or flow development.
EDA tools, RTL-to-GDSII, Scripting (Python, TCL, Bash)
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6d
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GNC Engineer
Denver or Long Beach
$115k-$290k/yr OnsiteFull Time
True Anomaly
True Anomaly: Develops autonomous spacecraft and software for space security missions.
5+ YOEBachelor's degree in a relevant engineering or physics field, 5+ years of aerospace and defense GNC experience, C++ or Python proficiency, and ability to obtain and maintain TS/SCI clearance.
C++, Python, MISSILE DATCOM, MIL-STD-1553, MIL-STD-1760
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1mo
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Systems Engineer
El Segundo, California, United States
$62k-$141k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
2+ YOETS/SCI clearance required; 2+ years systems engineering in DoD space/ground systems; 1+ year risk management on MDAPs; bachelor\u0002s in engineering/math/physics/computer science; proficiency with Microsoft Teams/Office; strong communication and problem-solving.
Microsoft Teams, Word, Excel, PowerPoint, Outlook, Confluence, Jira
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1w
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Turbomachinery Engineer
Los Angeles, California, United States
$140k-$220k/yr OnsiteFull Time
Antares: Designing and manufacturing microreactors for defense and space missions.
5+ YOEBachelor's in engineering or physics,5+ years turbomachinery design experience, CAD and ANSYS familiarity, fatigue/fracture analysis, test design and execution, strong problem-solving and collaboration skills.
ANSYS, CAD, LabVIEW, Simulink
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2mo
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Systems Engineer, Mid
El Segundo, California, United States
$62k-$141k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
5+ YOETS/SCI clearance required; 5+ years systems engineering on DoD ground-based space systems; 3+ years integrating missions; Python scripting; ICDs/API definitions; MBSE/Digital Engineering experience; EMR not applicable; Bachelor's in engineering, math, physics, or CS.
Python, Microsoft Teams, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook, Confluence, Jira
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