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Nuclear Engineer - Senior Security Clearance

Job in Reston, Fairfax County, Virginia, 20190, USA
Listing for: SOSi
Full Time position
Listed on 2026-01-07
Job specializations:
  • Engineering
    Systems Engineer, Cybersecurity
Job Description & How to Apply Below
Position: Nuclear Engineer - Senior with Security Clearance
Company Description Founded in 1989, SOSi is among the largest private, founder-owned technology and services integrators in the defense and government services industry. We deliver tailored solutions, tested leadership, and trusted results to enable national security missions worldwide.

Job Description Overview SOSi is seeking a Senior level Nuclear Engineer (Scientific Support). to be part of a unique, multi-discipline team assisting partners to fuse operations and intelligence information to enhance government efforts against current and emerging threats, and counter proliferation efforts. Essential

Job Duties
* In this role, you will support defense analytic requirements with enhanced scientific and engineering research, as well as reverse engineering analysis.

* You will also conduct facility and vulnerability assessments on foreign nuclear capabilities.

* Develop innovative analytic and collection concepts across directorate mission areas, support assessment of new technologies techniques, methods, conduct multi-Intelligence integration, and plan programming budgeting. Qualifications

Minimum Requirements
* BA degree in relevant field.

* 8 years of experience supporting defense analytic requirements with nuclear engineering research.

* In lieu of BA degree, 12+ years of experience supporting defense analytic requirements with nuclear engineering research in lieu of a degree.

* Experience reviewing analytical products for cogent arguments, tradecraft standards, and adequate support.

* Ability to define comprehensive, new, or unique research approaches that enable rigorous assessments to address and contribute to high-level tasks.

* Ability to work independently and with minimal oversight.

* Active TS/SCI clearance; willingness to take a polygraph exam.

* Demonstrates ability to define comprehensive, new, or unique research approaches that enable rigorous assessments to address and contribute to high-level tasks.

* Demonstrates in-depth analysis of analytic operations and knowledge management issues across organizational and intra-IC boundaries and clearly articulates key findings.

* Demonstrates ability to work independently and with minimal oversight.

* Demonstrates ability to review analytic products for cogent arguments, tradecraft standards, and adequate support for conclusions; routinely tests analytic rigor of analytic products.

Preferred Qualifications
* TS/SCI with a current CI Poly

* Knowledge of nuclear sub-disciplines like thermos-hydraulics, seismic events, physics, computational science, or fission reactor engineering.

* Bachelor's degree in physics, engineering, engineering technologies, or a physical science field. Additional Information Work Environment
* Normal office conditions

* On government site in Reston, Virginia Working at SOSi All interested individuals will receive consideration and will not be discriminated against for any reason.
Position Requirements
10+ Years work experience
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