2

Full Time Mcnp Jobs (NOW HIRING)

Senior Nuclear Engineer

El Segundo, CA · On-site

$133K - $184K/yr

... such as OpenMC, MCNP, Serpent, SCALE, etc. * Experience documenting analysis methods and ... Substantial incentive stock plan for all full-time employees. * Medical: 100% up to base silver ...

Lead Nuclear Engineer

El Segundo, CA · On-site

$140K - $237K/yr

... MCNP and/or OpenMC. * Deep knowledge of neutron transport and Monte Carlo simulation theory. * 1+ ... Substantial incentive stock plan for all full-time employees. * Medical: 100% up to base silver ...

Senior Scientist

MD · On-site

$96K - $131K/yr

MSTS offers our full-time employees highly competitive salaries and benefits packages including ... Additional enhancing experience includes aviation, aviation operations, MCNP or other transport ...

next page

Showing results 1-20

Full Time Mcnp information

See salary details

$54.5K

$96.2K

$139K

How much do full time mcnp jobs pay per year?

As of Jun 11, 2026, the average yearly pay for full time mcnp in the United States is $96,169.00, according to ZipRecruiter salary data. Most workers in this role earn between $81,000.00 and $109,500.00 per year, depending on experience, location, and employer.

What are Full Time MCNP jobs?

Full Time MCNP jobs involve working with the Monte Carlo N-Particle (MCNP) transport code, which is widely used for simulating nuclear processes such as neutron, photon, electron, or coupled transport. Professionals in these roles typically work in nuclear engineering, radiation shielding design, medical physics, or research institutions. Responsibilities include running simulations, analyzing results, validating models, and sometimes developing custom code or scripts to support specific projects. Full time positions often require strong backgrounds in physics, engineering, or applied mathematics, along with proficiency in MCNP and related computational tools.

What are some common challenges faced by full-time MCNP (Monte Carlo N-Particle) specialists and how can they be addressed?

Full-time MCNP specialists often encounter challenges such as managing complex simulation models, ensuring accurate input data, and interpreting intricate results. To overcome these, it's important to maintain thorough documentation, collaborate closely with subject matter experts (like nuclear engineers or physicists), and stay updated on the latest MCNP code updates and best practices. Regular peer reviews and participation in user forums or workshops can also help troubleshoot difficult modeling issues and enhance simulation accuracy.

What is the difference between Full Time Mcnp vs Full Time Paramedic?

AspectFull Time McnpFull Time Paramedic
CertificationsMcnp certification, Basic Life Support (BLS), Advanced Cardiovascular Life Support (ACLS)Paramedic certification, BLS, ACLS, and often Pre-Hospital Trauma Life Support (PHTLS)
Work EnvironmentHospitals, clinics, outpatient settingsAmbulance services, emergency scenes, pre-hospital care
Employer & IndustryHealthcare facilities, clinicsEMS agencies, emergency medical services

Both Full Time Mcnp and Full Time Paramedic roles require advanced certifications and involve patient care, but Mcnp typically works in clinical settings, while Paramedics operate mainly in pre-hospital emergency environments. The choice depends on your preferred work setting and career goals.

What are the key skills and qualifications needed to thrive as a Full-Time MCNP (Monte Carlo N-Particle) specialist, and why are they important?

To thrive as a Full-Time MCNP specialist, you need a strong background in nuclear engineering, physics, or a related field, often supported by an advanced degree and experience with radiation transport modeling. Proficiency with the MCNP software, programming languages (such as Python or Fortran), and familiarity with data analysis tools are typically required. Strong problem-solving abilities, attention to detail, and effective communication skills help individuals excel in collaborative and research-driven environments. These skills ensure accurate simulations, reliable research outcomes, and successful integration of complex modeling projects in nuclear applications.
More about Full Time Mcnp jobs
What cities are hiring for Full Time Mcnp jobs? Cities with the most Full Time Mcnp job openings:
What are the most commonly searched types of Mcnp jobs? The most popular types of Mcnp jobs are:
What states have the most Full Time Mcnp jobs? States with the most job openings for Full Time Mcnp jobs include:
Infographic showing various Full Time Mcnp job openings in the United States as of June 2026, with employment types broken down into 100% Full Time. Highlights an 97% In-person, and 3% Remote job distribution, with an average salary of $96,169 per year, or $46.2 per hour.

$96K - $131K/yr

Full-time

Medical, Dental, Vision, Retirement, PTO

Posted 17 days ago


Job description

Job Description
If you're looking for an interesting, fulfilling career, you've come to the right place! Mission Support and Test Services, LLC (MSTS) manages and operates the Nevada National Security Site (NNSS) for the U.S. National Nuclear Security Administration (NNSA). Our MISSION is to help ensure the security of the United States and its allies by providing high-hazard experimentation and incident response capabilities through operations, engineering, education, field, and integration services and by acting as environmental stewards to the Site's Cold War legacy. Our VISION is to be the user site of choice for large-scale, high-hazard, national security experimentation, with premier facilities and capabilities below ground, on the ground, and in the air. (See NNSS.gov for our unique capabilities.) Our 2,750+ professional, craft, and support employees are called upon to innovate, collaborate, and deliver on some of the more difficult nuclear security challenges facing the world today.
  • MSTS offers our full-time employees highly competitive salaries and benefits packages including medical, dental, and vision; both a pension and a 401k; paid time off and 96 hours of paid holidays; relocation (if located more than 75 miles from work location); tuition assistance and reimbursement; and more.
  • MSTS is a limited liability company consisting of Honeywell International Inc. (Honeywell), Jacobs Engineering Group Inc. (Jacobs), and HII Nuclear Inc.

Responsibilities
MSTS is looking for a dynamic Senior Scientist to support the Aerial Measuring System (AMS) program. AMS is a program within the Department of Energy's Nuclear Emergency Support Team (NEST) that supports state, local, tribal, territorial, and national governments during a radiological emergency. AMS provides specialized airborne radiation detection systems to provide real-time highly sensitive measurements of radiation. The AMS team consists of scientists, technicians, pilots, and ground support personnel. These trained experts oversee maintaining a state of readiness to respond to a radiological emergency at any time. They are also responsible for conducting training and participating in exercise activities. This position is located at the Remote Sensing Laboratory-Andrews (RSL-A), on Joint Base Andrews in Maryland. To learn more, please check out these videos:
https://www.ans.org/webinars/view-rsl2021/
https://nnss.gov/mission/global-security-programs/remote-sensing-laboratory
Key Responsibilities
  • Collect, analyze and interpret radiological data from airborne and ground-based platforms, during exercises, trainings and real-world incidents.
  • Maintain the ability to present analytical results to a technical or non-technical audience.
  • Attain and maintain programmatic training, qualifications, and medical fitness requirements to serve as an active emergency responder.
  • Utilize specialized tools and applications to calculate potential impact on the public, workers, and the environment to support radiological emergencies
  • Serve on at least one of the National-level Nuclear Incident response teams for the NEST assets.
  • Ability to deploy worldwide for exercises and responses, with as little as two hours' notice when on call.
  • Maintain training and ensure job-specific qualifications remain current; as well as attend onsite and off-site training as necessary to maintain competency.
  • Assist in developing training materials and deliver training to emergency responders across the DOE community and other partners.
  • Operate radiation detection equipment in field operations.
  • Support real world missions with the possibility of collecting data while on a helicopter or fixed wing aircraft.
  • Contribute to the development and testing of software applications specific to radiological emergency response activities.
  • Provide scientific guidance on projects involving an interdisciplinary team of engineers, software developers, scientists, and technicians.
  • Maintain subject matter expertise and proficiency on detection equipment to instruct during courses or offer troubleshooting during operations or events.
  • Develop and design scientific and technical content for training exercises.
  • Coordinate assigned work with other personnel as directed.
  • Perform other duties as assigned by Supervisor/Manager.

Qualifications
  • Bachelors degree in calculus-based technical (STEM) field, plus at least 5 years relevant experience. Skill building experience must demonstrate either deeper technical specialization or additional cross-disciplinary knowledge. Graduate research experience may be recognized.
  • Master's degree or PhD desired.
  • Experience with one or more of the following is highly desired: gamma-ray spectroscopy, operational health physics, customer service and/or training development and delivery, scientific computational tools (Python, MatLab, LaTex, etc).
  • Additional enhancing experience includes aviation, aviation operations, MCNP or other transport codes, numerical methods, advanced mathematics, Geospatial Information Systems (GIS), programming.
  • Must have strong written and oral communications skills.
  • Must be able to obtain and maintain SCI accesses.
  • Must have the ability to interface effectively with technical personnel from other MSTS organizations, outside organizations, and government agencies.
  • Must be willing and able to perform work during non-standard hours, take on-call duty, and deploy worldwide on short notice.
  • Must be able to perform critical job functions while under high stress environments such as those presented in real world deployments.
  • Must be able to meet company requirements for worldwide travel including medical physical and immunizations.
  • Ability to work independently or in a team environment on a wide variety of tasks.
  • Must be able to lift 50 lbs.
  • Must be able to participate in National Response Asset Deployment activities, including flight onboard government aircraft for missions and deployments
  • The primary work location will be at the Remote Sensing Laboratory-Andrews, on Joint Base Andrews in Maryland.
  • The selected candidate can choose from the following work schedules: 4/10s, Monday through Thursday; 9/80, off every other Friday; 5/8s, Monday through Friday (subject to change).
  • Pre-placement physical examination, which includes a drug screen, is required. MSTS maintains a substance abuse policy that includes random drug testing.
  • Must possess a valid driver's license.

MSTS is required by DOE directive to conduct a pre-employment drug test and background review that includes checks of personal references, credit, law enforcement records, and employment/education verifications. Applicants offered employment with MSTS are also subject to a federal background investigation to meet the requirements for access to classified information or matter if the duties of the position require a DOE security clearance. Substance abuse or illegal drug use, falsification of information, criminal activity, serious misconduct or other indicators of untrustworthiness can cause a clearance to be denied or terminated by DOE, resulting in the inability to perform the duties assigned and subsequent termination of employment. In addition, Applicants for employment must be able to obtain and maintain a DOE Q-level security clearance, which requires U.S. citizenship, at least 18 years of age. Reference DOE Order 472.2, "Personnel Security". If you hold more than one citizenship (i.e., of the U.S. and another country), your ability to obtain a security clearance may be impacted.
Department of Energy Q Clearance (position will be cleared to this level). Reviews and tests for the absence of any illegal drug as defined in 10 CFR Part 707.4, "Workplace Substance Abuse Programs at DOE Sites," will be conducted. Applicant selected will be subject to a Federal background investigation, required to participate in subsequent reinvestigations, and must meet the eligibility requirements for access to classified matter. Successful completion of a counterintelligence evaluation, which may include a counterintelligence-scope polygraph examination, may also be required. Reference 10 CFR Part 709, "Counterintelligence Evaluation Program."
MSTS is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, national origin, disability, veteran status or other characteristics protected by law. MSTS is a background screening, drug-free workplace.
Annual salary range for this position is: $101,524.80 - $152,297.60.
Starting salary is determined based on the position market value, the individual candidate education and experience and internal equity.