Career & application guide

Physicists

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What do physicists do?

Conduct research into physical phenomena, develop theories on the basis of observation and experiments, and devise methods to apply physical laws and theories.

This describes a U.S. occupation, not a live vacancy. Individual employers may use different titles and requirements.

Job titles to recognize in your search

O*NET reports these titles for this occupation. Compare the responsibilities in each posting before treating titles as equivalent.

  • Astrophysicist
  • Biophysics Scientist
  • Health Physicist
  • Medical Physicist
  • Research Physicist
  • Scientist

Core tasks to compare with a job posting

  • Analyze data from research conducted to detect and measure physical phenomena.
  • Report experimental results by writing papers for scientific journals or by presenting information at scientific conferences.
  • Perform complex calculations as part of the analysis and evaluation of data, using computers.
  • Describe and express observations and conclusions in mathematical terms.
  • Collaborate with other scientists in the design, development, and testing of experimental, industrial, or medical equipment, instrumentation, and procedures.
  • Observe the structure and properties of matter, and the transformation and propagation of energy, using equipment such as masers, lasers, and telescopes, to explore and identify the basic principles governing these phenomena.
  • Write research proposals to receive funding.
  • Design computer simulations to model physical data so that it can be better understood.
  • Teach physics to students.
  • Develop theories and laws on the basis of observation and experiments, and apply these theories and laws to problems in areas such as nuclear energy, optics, and aerospace technology.

Prepare an application for this occupation

  1. Check the employer’s requirements, location, schedule and any licenses against your situation.
  2. Choose two or three tasks above that match the posting and your actual experience.
  3. Build a resume evidence worksheet using the skills and software relevant to that employer.
  4. Practice explaining your contribution, decisions and results before an interview.

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