Demo

Data Scientist

APEX TK LLC
Chantilly, VA Full Time
POSTED ON 1/9/2026
AVAILABLE BEFORE 2/8/2026

APEX TK is seeking a highly motivated and skilled Data Scientist to join our team supporting a critical government client. This position offers the opportunity to support RDT&E for cutting-edge projects supporting space-based systems.

Responsibilities:

  • Develop and maintain physics-based simulation models of spacecraft systems, including structures, sensors, and mission environments.
  • Perform end-to-end performance modeling for satellite missions, integrating sensor, orbital, and environmental models.
  • Conduct sensor phenomenology studies, including optical, infrared, or radar modeling for detection, tracking, and signature analysis.
  • Perform orbital mechanics modeling including orbit determination, orbital maneuvering, and spacecraft flight dynamics
  • Use scripting languages (Python, MATLAB, or similar) to automate workflows, perform data analysis, and interface between simulation tools.

Required Qualifications:

  • Bachelor’s or Master’s degree in Aerospace Engineering, Mechanical Engineering, Physics, or a related field.
  • 3 years of experience in modeling and simulation for aerospace or space systems.
  • Active Top Secret/SCI w/Poly Clearance
  • Strong understanding of sensor phenomenology—such as optical, infrared, or radar systems—and associated modeling methods.
  • Intermediate Python programming experience, demonstrated through hands-on experience with tasks such as data manipulation, automation, and development of Python-based solutions. Experience with libraries such as NumPy, SciPy, pandas, and matplotlib is beneficial.
  • Ability to communicate technical results clearly in both written and verbal formats.

Preferred Qualifications:

  • Master's degree in a STEM related field.
  • 6 years of related experience.
  • Experience with other simulation tools and programming languages.
  • Experience with non-cooperative target tracking.
  • Experience with collection & revisit modeling.
  • Knowledge of cloud computing platforms (e.g., AWS, Azure).

Salary : $130,000 - $205,000

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Data Scientist?

Sign up to receive alerts about other jobs on the Data Scientist career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$90,112 - $113,166
Income Estimation: 
$116,765 - $144,626
Income Estimation: 
$90,112 - $113,166
Income Estimation: 
$116,765 - $144,626
Income Estimation: 
$177,911 - $222,488
Income Estimation: 
$159,877 - $204,987
Income Estimation: 
$73,798 - $89,311
Income Estimation: 
$90,112 - $113,166
Income Estimation: 
$116,765 - $144,626
Income Estimation: 
$142,836 - $179,016
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at APEX TK LLC

  • APEX TK LLC Huntsville, AL
  • General Overview APEX TK is looking for an amazingly talented Senior Engineer to join our team! In this role you will get to provide technical ground and r... more
  • 3 Days Ago

  • APEX TK LLC Huntsville, AL
  • General Overview APEX TK is looking for an amazingly talented Counter-Countermeasure and Threat Discrimination Analyst to join our team! In this role you w... more
  • 3 Days Ago

  • APEX TK LLC Colorado, CO
  • General Overview APEX TK is looking for an amazing Senior Model-Based Systems Engineer to join our team! In this role you will provide senior technical and... more
  • 3 Days Ago

  • APEX TK LLC Chantilly, VA
  • APEX TK is seeking a highly motivated and skilled Physicist to join our team supporting a critical government client. This position offers the opportunity ... more
  • 3 Days Ago


Not the job you're looking for? Here are some other Data Scientist jobs in the Chantilly, VA area that may be a better fit.

  • Insight Xcite Fairfax, VA
  • Insight Xcite is seeking a Data Scientist to support a government client in Chantilly, VA. You'll apply advanced analytics, machine learning, and datascien... more
  • 1 Month Ago

  • Armison Tech Chantilly, VA
  • Armison Tech is a minority owned small business, established in 2012, located in the Northern Virginia area. We're a company predominantly focused on cyber... more
  • 1 Month Ago

AI Assistant is available now!

Feel free to start your new journey!