Open Data Science job portal

Rotational Data Scientist II / Senior Data Scientist 186 views

Job Description


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 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. In this environment, the best ideas need to be voiced and every opinion matters. As such, MSTS places great value on Diversity, Equity, and Inclusion and is committed to a diverse and equitable workforce, with an inclusive culture that values and celebrates the diversity of our people, talents, ideas, and perspectives.

  • 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.

NNSS COVID-19 attestation requirements:

Learn more about the role of the NNSS in the Nuclear Security Enterprise:

  • What is the Nuclear Security Enterprise?

Explore some of the NNSS Science & Technology Thrust Areas below:

  • Radiography Thrust Area
  • Autonomous Systems and Sensing Thrust Area
  • Remote Testing and Operations Thrust Area
  • Neutron Technologies Thrust Area


Are you interested in working with some of the brightest talent in the world to strengthen the United States’ security? Come join the Nevada National Security Site (NNSS) where our employees apply their expertise to create solutions for high-hazard and highly complex experiments that help us keep the planet safe.

The NNSS’s Science and Technology (S&T) Directorate is seeking early career scientists to engage with our national security mission in research, development, and experimentation. You will have the opportunity to work on teams that ensure the security of the United States and its allies by: supporting the stewardship of the nation’s nuclear deterrent; contributing to key nonproliferation and arms control initiatives; executing national-level experiments in support of the National Nuclear Security Administration’s National Laboratories; working with national security partners such as the Department of Defense, the Intelligence Community, and other federal agencies on important national security activities; and providing long-term environmental stewardship of the NNSS’s Cold War legacy.

As a member of the S&T Directorate’s Computing & Data Sciences division, you will work collaboratively with a diverse group of colleagues on challenging problems of national significance, with opportunities to work in the experimental field and engage with a broader team of scientists and engineers. Multiple positions are available across a spectrum of experience levels, with benefits and requirements requisite with experience and educational background.

Available work locations are distributed across Nevada, California, and New Mexico.

  • HQ in North Las Vegas, NV
  • Experimental test range located 65 miles northwest of Las Vegas
  • Nellis Air Force Base, North Las Vegas, NV
  • Santa Barbara, CA
  • Livermore, CA
  • Los Alamos, NM
  • Albuquerque, NM

Key Responsibilities:

  • Have experience with, or interest in learning, at least one of the following areas:
    • Developing and applying state-of-the-art analysis techniques to laboratory and field research. Areas of interest include software engineering, software design, mathematical modeling, statistics, Bayesian analysis, machine learning, applied physics, numerical analysis, uncertainty quantification, experiment design, edge computing, and algorithm development for communications in harsh environments
    • Learning and running existing analysis codes to plan and analyze experiments and incorporate experimental data and analysis techniques.
    • Develop algorithms, field experiments, and deploy analysis techniques to experiment data from complex diagnostic measurement systems.
    • Actively participate with scientific, engineering, and technical teams supporting experimental platforms, including the Subcritical Experiment Program in the underground U1a Complex.
  • Fulfill project objectives as a in highly multidisciplinary teams exercising sound judgment in collaboration with peers.
  • Promote diversity, equity, and inclusion within the program.
  • Build relationships with National Security experimental partners to facilitate collaborations for optimizing and streamlining data analysis techniques and processes.
  • Provide leadership on technical teams, as well as mentorship for entry-level scientists and student interns.
  • Develop state-of-the-art methods for quantitative data analysis or software capabilities.
  • Perform other duties as assigned.

Additional responsibilities at the Senior Data Scientist level include:

  • In the Site-Directed Research and Development (SDRD) program by submitting proposals and performing work on SDRD-funded projects.
  • Maintain an active research portfolio, author scientific results in formal publications, and present research developments at professional meetings and conferences and to university partners.
  • Lead experiments and research in one or more of the following areas: software engineering, software design, mathematical modeling, statistics, Bayesian analysis, machine learning, applied physics, numerical analysis, uncertainty quantification, or experiment design.
  • Serve as a Subject Matter Expert within the team and the company.
  • Perform other duties as assigned.


Due to the nature of our work, US Citizenship is required for all positions.

  • Bachelor’s degree in a calculus-based (STEM) field AND a Master’s degree OR Bachelor’s degree in a calculus-based (STEM) field AND at least 2 years’ relevant experience.
  • Demonstrate effective analytical and conceptual skills and creativity.
  • Experience working effectively independently and in a multi-disciplinary, team-research environment to achieve multi-year goals.
  • Demonstrate ability and commitment to valuing diversity and inclusion principles in the workplace.
  • Demonstrate effective verbal and written communication skills necessary to author technical and scientific reports and publications, and to deliver scientific presentations.
  • Ability to obtain and maintain a U.S. DOE Q-level security clearance.
  • Travel based on needs of projects.
  • 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.

Additional qualifications at the Senior Data Scientist level include:

  • Bachelor’s degree in a calculus-based (STEM) field AND at least 5 years’ relevant experience.
  • Or, Bachelor’s degree as mentioned above AND a PhD

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/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, 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: 76,398.40 – $114,608.00 / Sr. Level: $93,350.40 – $140,025.60.

Starting salary is determined based on the position market value, the individual candidate education and experience and internal equity.

More Information

Share this job
Company Information
Connect with us
Contact Us

Here at the Open Data Science Conference we gather the attendees, presenters, and companies that are working on shaping the present and future of AI and data science. ODSC hosts one of the largest gatherings of professional data scientists with major conferences in the USA, Europe, and Asia.

Contact Us