Principal Solid Propulsion Development Engineer - Hypersonics

Leidos Holding • $131K — $237K *
Huntsville, AL 35810In-Person
Aerospace & Defense
8 - 10 years of experience
Today
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Job Overview by Ladders

Qualifications

  • Bachelor's degree in aerospace or mechanical engineering from an ABET accredited university
  • 10-12 years of experience in rocket propulsion development or test engineering
  • Strong understanding of solid rocket motor design and functional requirements
  • Experience in planning and supporting ground tests of solid propulsion systems
  • Ability to lead multi-disciplinary teams and manage supplier relationships
  • Knowledge of industry standards and testing regulations
  • Proficient in writing technical reports and presenting to stakeholders
  • Must reside in or relocate to North Alabama area; active Secret clearance required.

Responsibilities

  • Serve as the technical authority for propulsion hardware design and development
  • Direct the design, fabrication, and testing of prototype solid rocket motor components
  • Negotiate design elements with propulsion system suppliers
  • Lead the planning and execution of ground testing for propulsion systems
  • Conduct trade studies and develop evaluation tools for decision making
  • Collaborate with multi-disciplinary teams for project success
  • Manage project planning, scheduling, and supplier selection.

Benefits

  • Health, dental, and vision insurance
  • Retirement savings plan with company match
  • Paid time off and holiday leave
  • Career development and training opportunities
  • Flexible work arrangements
  • Employee stock purchase program
Full Job Description
Primary responsibilities:
  • Serve as technical authority for task focused on design and development of critical propulsion related hardware.
  • Direct the design, build, and test of prototype solid rocket motor components.
  • Understand and negotiate design elements with propulsion system suppliers.


Basic Qualifications:
  • Bachelor's degree in aerospace engineering, mechanical engineering, or similar from an ABET accredited university.
  • Minimum of 10-12 years of relevant experience in rocket propulsion development or test engineering roles.
  • Understanding of functional performance requirements as well as component designs for solid rocket motor applications.
  • Experience in planning for and supporting ground testing of solid propulsion systems, including thermal characterization, environmental testing, and static firing.
  • Demonstrated ability to lead and manage a multidisciplinary team, conduct trade studies, and develop analysis & evaluation tools.
  • Knowledge of applicable standards and regulations, including manufacturing and testing policies and directives.
  • Able to write clear, concise, and comprehensive technical reports and present results to multi-disciplinary teams and customer stakeholders.
  • Project planning and scheduling, including selection and management of multiple critical suppliers.
    Under Basic Qualifications:
  • Must be resident of the North Alabama area or willing to relocate to the Huntsville - North Alabama, AL area.
  • Active Secret security clearance required, with the ability to obtain a Top Secret clearance if needed.


Preferred Qualifications:
  • Master's degree in aerospace engineering, mechanical engineering, or similar from an ABET accredited university.
  • Development testing experience in a rapid iteration environment.
  • Experience with DoD, NASA, or other aerospace development projects.
  • Experience working with government test agencies
  • Experience with free-jet test testing, especially for solid-fuel ramjet (SFRJ) systems.
  • Experience with missile systems in a production environment.
  • Active Top Secret clearance.

Original Posting:
August 11, 2026

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 Holding

Leidos Holding Careers

Joining Leidos Holding presents an unparalleled opportunity to advance one's career with a leader in innovation and technology. The company offers a plethora of job opportunities aimed at fostering professional growth and development in a diverse and inclusive environment.

Explore Career Opportunities

Leidos Holding is actively seeking skilled professionals who are passionate about leveraging their expertise to drive innovation and leadership in their fields. With a variety of open positions, Leidos Holding provides a platform for individuals to challenge themselves in a dynamic work environment.

Innovation and Professional Growth

At Leidos Holding, innovation is at the core of everything they do. Employees are encouraged to think creatively and push boundaries. The company supports this drive for innovation through comprehensive professional development and diversity training programs that are designed to enhance skills and foster leadership.

Commitment to Diversity and Inclusion

Leidos Holding is committed to creating a workplace where diversity is not only recognized but celebrated. With a culture that values and promotes diversity, Leidos Holding ensures that all team members have the opportunity to contribute, learn, and grow.

Internship Programs

For those starting their career, Leidos Holding offers internship programs that provide a robust foundation in the industry. Internships are a great way to develop essential skills, gain valuable work experience, and build professional networks.

Benefits and Culture

Employees at Leidos Holding enjoy a range of benefits designed to support their professional and personal lives. The company culture is built on a foundation of respect and integrity, providing a supportive and collaborative environment where every team member is valued.

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Leidos Holding is hiring! Explore job opportunities that match your skills and interests. Leidos Holding looks for driven, curious, and innovative individuals to join their team. Positions are available across various disciplines and experience levels.

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Networking and Career Advancement

Leidos Holding encourages its employees to engage in networking within the company to discover new opportunities for career advancement. The leadership team at Leidos Holding is dedicated to supporting employees in their career paths with ample opportunities for networking and growth.

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Discover the exciting career opportunities at Leidos Holding today. With a commitment to employee growth, innovation, and diversity, Leidos Holding is the perfect place to advance your career. Check out the latest job listings and find your perfect fit at Leidos Holding.

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