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Leidos’ Defense Systems Kinetics Business Area is seeking an AFSIM Analyst/Engineer to join our team as part of the Strategic High-speed Advanced Development Organization. In this position, the candidate will be expected to apply domain knowledge to integrated digital engineering for conceptual system development providing operational analysis and military utility assessments for our nation’s defense.

As an AFSIM Analyst/Engineer on our team, you’ll have the chance to assess and evaluate combat weapon systems using computer-based analytical tools, including the Advanced Framework for Simulation, Integration, or Modeling (AFSIM) analytical framework, Python, and in-house post-processing tools.

Your technical expertise will be vital as you evaluate combat weapon systems. You’ll directly impact the Department of Defense’s mission by helping to determine what system attributes and operational tactics improve survivability against foreign threat systems. The analysis you perform will help the acquisition community make more informed investment decisions pertaining to future combat systems.

You’ll develop your skills in critical thinking, data analytics, and operations analysis while gaining experience in constructive modeling and simulation of combat operations. Join our team and help turn requirements into accomplishments that drive change.

Join us. The world can’t wait.

You Have:

• 4-8 years of related experience utilizing the AFSIM analytical framework to conduct operational analyses
• Experience performing operational analyses for the Department of Defense
• Knowledge of U.S. and foreign combat weapon systems, including aircraft and ground-based air defense systems
• Ability to leverage problem-solving to overcome engineering or code development challenges
• Ability to distill, summarize, and articulate complex technical insights and findings
• Ability to work in a dynamic team environment
• Ability to travel on an as needed basis
• Active Secret clearance
• Bachelor’s degree in Engineering, Mathematics, Physics, or CS. In lieu of degree, a High School diploma is acceptable with 8 years minimum experience.

Nice If You Have:

• 4+ years of experience using AFSIM for mission modeling
• 8+ years of experience with data analytics or software development in an academic or professional environment
• Experience with the Linux operating environment
• Possession of excellent verbal and written communication skills
• TS/SCI clearance
• Experience with AFRL’s Digital Lab Environment
• Master's degree in a Science, Technology, Engineering, or Mathematics field
• Experience with security best practices in C++ development
• Excellent communication and collaboration skills, with a proven track record of effective teamwork
• Strong analytical and problem-solving skills, dedicated to delivering high-quality, efficient software solutions

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:

March 25, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $87,100.00 - $157,450.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.