Nuclear Physicist/Analyst - hybrid
Sterling, VA 
Posted 1 day ago
Job Description


Global Systems Engineering (GSE) is a Hub-zone small business that works directly with Federal, State, and Military Leadership within the Defense, Energy, and Environmental sectors to provide solutions to some of the world's most complex national security challenges. We focus on our clients to develop deep levels of trust that is built on integrity and to help them create enduring solutions that improve our world.

When joining GSE, you will be working to solve real-world problems that have grave impacts on National Security and will be working with individuals who share your passions and encourage your ambition. It is important to us that we hire individuals that are committed to the mission and are passionate about what we do. We in return, support their ambition and provide them with the tools they need to grow within their career and to develop professional within the field.

GSE seeks a Nuclear Physicist/Analyst to become an integral part of a diverse team of Scientist, Developers, ISSO's, Cloud and Web professionals to provide the design, configuration, implementation, and maintenance of the various analytic applications, tools, sensors and hardware that are required to support the Data Analysis Center Threat Evaluation & Reduction (DAC-TER) Branch with the Customs & Border Protection Agency. This position is in Sterling, VA (near Dulles Airport).

A day in the life (a general sampling of the things you may do in a given day):

  • Work with a team of physicists and data scientists making tools to support homeland security operations.
  • Liaises with external government entities (client and support organizations). Invents and implements methods and algorithms for threat determination and failure analysis.
  • Writes and reviews code to accomplish mission goals.
  • Gives input on staffing levels and allocation.
  • Reviews changes requests and proposals; strategizes future operations.
  • Candidate shall be involved in support of one or more DAC-TER projects, including ERNIE, Health (ARCHER & ARMOR), BNNA, wireless data transfer (SWIFT) and x-ray image assessment (AAXI).
  • This person will develop tools and provide analytic services using these tools.
  • Candidate will support integration of databases relevant for health, threat, and operation analysis.
  • Candidate should be capable of
    • Designing, creating, documenting, deploying, and maintaining GUI-based business applications
    • Assisting with database models, research, design, performance, and capacity issues, as well as other tasks associated with web development
    • Analyzing the current system (process/data) and composing the necessary documentation
    • Transferring prototype tools, developed by developers/physicists, to production or creating mature source code from analytic tools
    • Participating in design of visualization tools displaying a variety of health, threat recognition and operation tools
    • Porting existing tools into Java or Python languages
    • Updating tools/software to run SQL queries and serve web pages
    • Writing and updating manuals and software documentation
    • Developing software and new methodologies for analyzing data

What we are expecting from you (i.e. the qualifications you must have):

  • BS in Computer Science, Engineering or Technical degree with 5+ years of experience. MS preferred. Nuclear physics a plus.
  • 5 years of practice and demonstrated tool(s) creation.
  • Understanding of nuclear or particle detection methods, coursework in quantum mechanics, electronics, and statistical mechanics.
  • Knowledge of RPM and NII functionality, as well as advanced (for senior) programming capacity in Java and/or Python, writing complex SQL queries (C++, ADO.NET is plus) and use experience with MS tools (e.g., Excel, Project, Visio, and Access) is required, as is knowledge of advanced statistical methods.
  • Expertise and hands-on experience with Python. Familiarity with common data analysis packages such as NumPy, MatPlotLib, and Pandas. Understanding of classical statistics and machine learning.
  • Familiarity with databases helpful but not required; MS SQL preferred.
  • Ability to work collaboratively within a team of scientists, programmers, and IT professionals in a dynamic environment.
  • Excellent communication skills. Able to present work to outside clients.
  • Active Secret clearance

What we will provide in return: Excellent compensation and amazing benefits

  • Multiple health insurance options that are 90% paid for from CIGNA which include a PPO plan with ZERO deductibles and an HSA plan.
  • 401k Immediate Vesting. Company matches 100% of the first 3% contributed and 50% of the next 2% contributed.
  • Fully paid short-term disability, long-term disability, and life insurance.
  • Flexible Spending Account options.
  • Pet insurance.
  • Voluntary life insurance.
  • TRICARE supplemental insurance.
  • Generous paid personal leave along with paid sick leave, paid family leave, paid military leave, paid jury duty, and paid bereavement leave.
  • Employee centric culture and a belief that we should empower those who are good at what they do and then give them the tools they need to achieve success and grow their career.
  • A commitment to learning and growth and easy ways to achieve both including education assistance, paid certifications, and paid continuing education.
  • A collaborative environment that fosters communication and an open-door policy.

Our in-house Talent Acquisition Team manages all employment opportunities at GSE. Agencies and independent recruiters must be approved as a vendor by GSE's Talent Acquisition team before submitting candidates to any GSE employee.

We do not accept unsolicited resumes or biographies from agencies under any circumstances. Any unsolicited resumes sent to GSE, including those sent to a GSE email address or directly to GSE employees, will be considered GSE property. GSE will NOT pay a fee for any placement resulting from the receipt of an unsolicited resume. GSE will consider any candidate for whom an Agency has submitted an unsolicited resume to have been referred by the Agency free of any charges or fees.

Please do not contact GSE employees directly. Compliance with this request will impact our decision to work with you.

Global Systems Engineering LLC is an Equal Opportunity Employer that is committed to inclusion and diversity. We take affirmative action to ensure equal opportunity for all applicants without regard to race, color, age, religion, sex, sexual orientation, gender identity, genetic information, national origin, disability, protected veteran status or any other classification protected by law.

Global Systems Engineering LLC will not discriminate or retaliate against applicants who inquire about, disclose, or discuss their compensation or that of other applicants.

Global Systems Engineering LLC will consider for employment all qualified applicants with criminal histories in a manner consistent with applicable law.

Global Systems Engineering LLC participates in the E-Verify program in certain locations as required by law.

Global Systems Engineering LLC is committed to working with and providing reasonable accommodation to applicants with physical and mental disabilities. Global Systems Engineering LLC is a drug-free workplace.

If you would like to request a reasonable accommodation, regarding accessibility of our website, a modification or adjustment of the job application or interview process due to a disability, please call 703-936-2474 or email Please be advised that this contact information is for accommodation requests only and cannot be used to inquire about the status of an application.

EEO/AA including Vets and Disabled.

We are an equal opportunity employer. Employment selection and related decisions are made without regard to sex, race, age, disability, religion, national origin, color or any other protected class.


Job Summary
Start Date
As soon as possible
Employment Term and Type
Regular, Full Time
Required Education
Bachelor's Degree
Required Experience
5+ years
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