HWIL Simulation Eng for Flight Systems

Description

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Leidos’ Defense Systems Kinetic Effects Business Area is seeking a Hardware in the Loop Simulation Engineer to join our team in Huntsville, AL to work on expanding programs in the area of flight systems. This includes programs such as US SOCOM’s GBU 69/B Small Glide Munition, AGM-190/A Small Cruise Missile, multiple hypersonic missile development programs, DARPA’s Gremlins program and other rapid development efforts.

Occasional travel will be required for in-person engagements with internal customers and suppliers across multiple Leidos sites as well as flight test activities at government test ranges. This role will report directly to the Flight Vehicle Modeling and Simulation manager in the Small Airborne Effectors Division.

If this sounds like the kind of environment where you can thrive, keep reading!

Leidos Defense Systems Sector provides a diverse portfolio of systems, solutions, and services covering land, sea, air, space, and cyberspace for customers worldwide. Solutions for Defense include enterprise and mission IT, large-scale intelligence systems, command and control, geospatial and data analytics, cybersecurity, logistics, training, and intelligence analysis and operations support. Our team is solving the world’s toughest security challenges for customers with “can’t fail” missions. To explore and learn more, click here!

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Primary Responsibilities

• Manage the hardware-in-the-loop simulation infrastructure for multiple flight system developmental programs, including Small Glide Munition and Small Cruise Missile
• Detailed understanding of the flight vehicle capabilities and requirements including how to test these in the HWIL environment.
• Coordinate with program leadership and subsystem lead engineers on integrating and testing new electronic components, flight software and 6-DOF simulation updates.
• Develop test cases for regression testing and V&V activities, including documentation of planned tests, scheduling test activities, recording and documenting test results, and communicating results to stakeholders, including identifying deficiencies that require attention.
• Support flight test planning and preparation through HWIL testing of mission plans in nominal and abnormal conditions, and setup to support mission rehearsals.
• Identify deficiencies in the HWIL architecture and design updates or improvements to address.
• Participate in the initial standing up of HWIL infrastructure to support new developmental programs through selecting components (such as real-time computers and GPS signal generators), working with vendors to provide pricing and coordinating purchasing of the components.

Basic Qualifications:

• Bachelors degree in engineering with 8-12 years of prior relevant experience or Masters with 6-10 years of prior relevant experience.
• Knowledge and experience with 6-DOF simulations of aerospace vehicles.
• Experience with hardware-in-the-loop simulation design and testing for aerospace vehicles.
• Proficiency developing test plans and test reports for HWIL simulations.
• Candidate must be a resident of the North Alabama area or willing to relocate to the Huntsville - North Alabama, AL area.
• Ability to obtain a Secret clearance.

Preferred Qualifications:

• Familiarity and experience with C++ programming.
• Familiarity and experience with Department of War munitions development and employment.

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:

August 25, 2026

Pay Range:

Pay Range $107,900.00 - $195,050.00

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.

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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.