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Systems Engineer – Sr

Job in Reston, Fairfax County, Virginia, 22090, USA
Listing for: Nalley Consulting
Full Time position
Listed on 2026-05-22
Job specializations:
  • Engineering
    Systems Engineer
  • IT/Tech
    Systems Engineer
Salary/Wage Range or Industry Benchmark: 60000 - 80000 USD Yearly USD 60000.00 80000.00 YEAR
Job Description & How to Apply Below

Position: Systems Engineer – Sr

LCAT: Senior

Location: Reston, Virginia

This position is contingent upon award.

Required clearance: TS/SCI with willingness to take CI poly. Candidates with current CI poly taken within the past seven years will be prioritized.

Required experience: At least 11 years

Required education: Master’s or PhD in Engineering, Physics, Applied Mathematics, Computer Science, or a related field and 11+ years relevant experience in modeling and simulation within a defense or national security environment.

Nalley Consulting has an opportunity for an experienced Systems Engineer to support on‑going research and development efforts for functional characterization of WMD facilities and their associated design.

Requirements
  • Demonstrate proficiency in software development and coding in languages such as Python, C++, MATLAB, or Java.
  • Develop modeling and simulation and conduct computational analysis, Monte Carlo simulations, multi‑physics modeling, or agent‑based modeling.
  • Use high‑performance computing (HPC) environments to run simulations.
  • Work with tools such as Ansys, Ansys STK, IMEA or similar modeling (and DTRA) modeling software.
  • Use M&S tools to conduct vulnerability analyses and develop kinetic/non‑kinetic defeat mechanisms.
  • 11+ years relevant experience in modeling and simulation within a defense or national security environment.
About Nalley Consulting

Nalley Consulting is a Service Disabled Veteran Owned Small Business working with prime partners to staff Department of Defense and Intelligence Community positions. Created by a U.S. Navy intelligence veteran, Nalley Consulting has grown to include multiple IDIQ vehicles in several states.

Fringe Benefits
  • Excellent medical, dental, and vision benefits
  • PTO
  • 11 paid federal holidays
  • Tuition assistance
  • Paid military‑reserve leave
  • Paid parental leave for birth or adoption
  • 401k matching up to 5 percent of the base salary
  • Flex time
  • Company‑paid short‑term disability, long‑term disability, and life insurance.
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