HWIL Simulation Eng for Flight Systems

Via Logic LLC; Huntsville (AL); On-site; USD 108,000 - 195,000; Full time

Job summary

Leidos Defense Systems is seeking a Hardware in the Loop Simulation Engineer in Huntsville, AL to expand flight system programs. You will manage HWIL infrastructure, coordinate with leaders, and test new components and software across multiple programs including Small Glide Munition and Small Cruise Missile.

The role requires 6-DOF aerospace simulations, HWIL design/testing experience, test plan/report development, and eligibility for a Secret clearance.

Qualifications

• Bachelor's degree in engineering with 8–12 years of experience or Master's with 6–10 years of 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.

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.

Skills

6-DOF simulations

C++ programming

Education

Bachelor's degree in engineering

Master's degree in engineering

Job 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 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!

Are you ready to make an impact? Share your resume with us today!

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.

Original Posting:

August 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 $107,900.00 - $195,050.00

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.

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.