Description

LEIDOS currently has an opening for a Senior Liquid Rocket Propulsion SME working on-site at a customer location in Northern Virginia.  This position is part of a team of Subject Matter Experts providing analytic expertise in the area of launch vehicle and missile analyses, satellite technology and C4ISR.  The ideal candidate would have industrial experience the design, development, testing and deployment of liquid propulsion systems for launch vehicles and/or missiles.

Primary Responsibilities.

• In addition to the clearance requirement, successful candidates will demonstrate proficiency in all aspects of liquid propellant rocket motors for use in military systems. Industrial experience developing and modeling liquid rocket engines, turbo pumps, and control systems. Familiarity with propellant formulations, modeling formulations, and modeling motor performance. Experience with liquid propellant rocket engine manufacturing methods, tooling, procedures, and testing.

• Must have the ability to teach courses on liquid propellant rocket fundamentals, modeling, and manufacturing requirements.

• Must be willing to work with junior colleagues to mentor them.

Basic Qualifications.

• The position requires a Bachelor’s Degree and 15+ years of experience or a Master's Degree and 13+ years experience. At least 12+ years related to liquid rocket propulsion is required. 

• Must possess at least a Secret security clearance (higher preferred) and have the ability to be able to obtain a TS/SCI with polygraph clearance. 

• Must have a valid US passport.

Preferred Qualifications.

• Knowledge of foreign liquid propellant propulsion systems.

• Propellant experience with military systems.

• An advanced degree is preferred.

• Current TS/SCI with polygraph clearance.

• 15-20 years of experience a plus.

Original Posting:

July 21, 2025

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 $134,550.00 - $243,225.00

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.