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Geant4 Jobs (NOW HIRING)

Research Assistant

Philadelphia, PA · On-site

$18.50 - $25.25/hr

Drexel University is seeking a Research Assistant to develop Geant4 and Fluka compatible analysis tools for a HASP experiment. The role involves collaborating with a team to write and debug python ...

Research Assistant

Philadelphia, PA · On-site

$19.50 - $26.75/hr

Drexel University, College of Arts & Sciences Job Summary The Research Assistant will be responsible for developing Geant4 and Fluka compatible analysis tools for a HASP experiment. The Research ...

Research Assistant

Philadelphia, PA

$19.50 - $26.75/hr

Drexel University, College of Arts & Sciences Job Summary The Research Assistant will be responsible for developing Geant4 and Fluka compatible analysis tools for a HASP experiment. The Research ...

Perform quick-turn shielding/activation estimates (MCNP/GEANT4/NOVICE or validated simplified methods); recommend cell layouts, shielding, and radiation material area (RMA) criteria. * Establish ...

Nuclear Engineer

San Leandro, CA · On-site

$111K - $133K/yr

Develop and apply Monte Carlo simulations (e.g., MCNP, Geant4, FLUKA) for particle transport, shielding, and dose assessment in a fusion facility. * Design and optimize radiation shielding for mixed ...

Use computational tools (e.g., GEANT4, MCNPX, NOVICE, SpaceRad, CREME) to model radiation transport through spacecraft shielding * Root-Cause Analysis:Investigate radiation-induced anomalies and ...

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Geant4 information

What is the difference between Geant4 vs Medical Physicist?

AspectGeant4Medical Physicist
Required CredentialsPhysics or engineering degree, programming skillsPhysics or medical physics degree, certification (e.g., ABR)
Work EnvironmentResearch labs, simulation developmentHospitals, clinics, radiation therapy centers
Industry UsageParticle physics, radiation simulationMedical imaging, radiation therapy, diagnostics

While Geant4 focuses on developing and implementing physics simulations for research, Medical Physicists apply physics principles to diagnose and treat patients using radiation. Both roles require strong physics backgrounds, but their work environments and applications differ significantly.

What are the key skills and qualifications needed to thrive as a Geant4 Simulation Developer, and why are they important?

To thrive as a Geant4 Simulation Developer, you need strong proficiency in C++ programming, a solid background in physics or engineering, and experience with Monte Carlo particle transport simulations. Familiarity with the Geant4 toolkit, scientific computing libraries, and version control systems like Git is typically required, and advanced degrees or certifications in physics or related fields are highly beneficial. Analytical thinking, problem-solving skills, and effective collaboration are essential soft skills for excelling in this role. These competencies are crucial for developing accurate simulations, troubleshooting complex issues, and supporting research or engineering projects in scientific and medical domains.

What are some common challenges faced by Geant4 developers when integrating simulations into larger research projects?

One common challenge Geant4 developers encounter is ensuring seamless integration of complex simulations into multidisciplinary research environments, which often involve collaboration with scientists, engineers, and software teams. This typically requires adapting simulation outputs to match the data formats and analysis workflows of the broader project, as well as maintaining code compatibility with evolving software dependencies. Effective communication and a solid understanding of project requirements are crucial to address these challenges and to contribute meaningful results to the team’s goals.

What is Geant4?

Geant4 is a software toolkit for the simulation of the passage of particles through matter, widely used in high energy physics, nuclear experiments, and medical physics. It allows scientists and engineers to model how particles interact with complex geometries and materials, helping to design detectors and optimize experiments. Written in C++, Geant4 provides a flexible and extensible framework for simulating physics processes such as electromagnetic, hadronic, and optical interactions. The toolkit is developed by an international collaboration and is open-source, making it accessible to researchers around the world.
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What cities are hiring for Geant4 jobs? Cities with the most Geant4 job openings:
What states have the most Geant4 jobs? States with the most job openings for Geant4 jobs include:
Infographic showing various Geant4 job openings in the United States as of July 2026, with employment types broken down into 92% Full Time, and 8% Contract. Highlights an 92% In-person, and 8% Remote job distribution.
Research Assistant

Research Assistant

Drexel University

Philadelphia, PA • On-site

$18.50 - $25.25/hr

Full-time

Posted 10 days ago


Drexel University rating

7.1

Company rating: 7.1 out of 10

Based on 12 frontline employees who took The Breakroom Quiz

373rd of 560 rated colleges and universities


Job description

Job Summary:
Drexel University is seeking a Research Assistant to develop Geant4 and Fluka compatible analysis tools for a HASP experiment. The role involves collaborating with a team to write and debug python code, mentor students, and ensure the functionality of simulations.
Responsibilities:
• Write python code for creating graphs and data processing
• Test python code using both data and simulation information
• Predict outcomes using simulations and physics concepts
• Debug and revise python code based on predicted outcomes
• Mentor undergraduate students in writing, testing, predicting, debugging, and revising code
• Other duties as assigned
Qualifications:
Required:
• Minimum of a Master's Degree in Mechanical Engineering or Astrophysics
• Experience with Geant4, FLUKA, Python
• Strong skills in simulation development, data analysis, and calibration design.
Company:
Drexel University is a private research university with three campuses in Philadelphia, Pennsylvania and one in Sacramento, California. Founded in 1891, the company is headquartered in Philadelphia, USA, with a team of 10001+ employees. The company is currently Late Stage.

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