Description

Looking for an opportunity to make an impact?

At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainable. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.

Your greatest work is ahead!

Leidos’ Defense Systems Kinetics Business Area is seeking a Principal 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 miltary 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:

• 12+ years of related experience in simulation and modeling
• 8+ years of related experience utilizing the AFSIM analytical framework (or other related mission/engagement environments) 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 Computer Science or Master’s degree in Computer Science, Engineering, or similar discipline and 10+ years’ experience. In lieu of degree, a High School diploma is acceptable with 16 years minimum experience.

Nice If You Have:

• 5+ years of experience using AFSIM for mission modeling
• 10-15 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
• Experience with UAFML and SysML
• 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 $131,300.00 - $237,350.00

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.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system - never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.