Propulsion Engineer
Confirmed on the employer's own hiring board on Oct 1, 2026. First seen by Alion on Sep 24, 2026.
Voyager is an innovative space, defense, and national security technology company committed to advancing and delivering transformative, mission-critical solutions. We tackle the most complex challenges to unlock new frontiers for human progress, fortify national security, and protect critical assets to lead in the race for technological and operational superiority from ground to space.
Forge the Future: Join Voyager Technologies
The future belongs to those who build it. At Voyager Technologies, we’re building technologies that protect lives, expand frontiers and prepare us for what’s next. And we’re doing that with people who are wired to solve, build, adapt and lead. These roles are not for the faint of heart.
You’ll help lay the foundation for humanity's future. Join a culture where innovation thrives, curiosity is rewarded, and impact is real. We’re a company of doers, thinkers and builders, united by purpose and grounded in reality.
If you want to put your skills to work where the stakes are real and the mission is bigger than any one person, forge the future with Voyager.
The Propulsion Engineer for Voyager Lunar Systems will be a critical member of the team responsible for designing, building, testing, and operating propulsion systems for spacecraft including lunar landers.
The position reports to the Propulsion and Thermal Systems Manager within the Engineering Department in Pittsburgh, PA.
Job Responsibilities:
Support the engineering team in the design, integration, testing, and operation of propulsion systems for spacecraft and lunar landers
Size components of propulsion systems including tanks, valves, instrumentation, engines, and pressurization systems
Perform trade studies using propulsion system fluid-thermal models to inform design and operations
Create component specifications to guide vendor interactions and support procurement
Provide support during spacecraft assembly in the cleanroom
Support testing operations for propulsion system components
Train in mission operations procedures and provide real time mission operations support
Required Skills & Qualifications:
Bachelor’s Degree in Aerospace, Mechanical, or similar Engineering with 2 years of experience, OR a Master’s Degree with related experience
Experience in propulsion system component design, specification, analysis, manufacture, integration, and/or test
Proficient understanding of thermal-fluid engineering fundamentals with the ability to create or apply tools to guide hardware design and performance prediction
Familiar with fluid/thermal design and analysis using system level modeling tools (GFSSP, Amesim, Thermal Desktop or similar)
Demonstrate a desire to learn, take direction from a senior engineer, pursue results independently, and engage in constructively challenging discussions to drive technical rigor
Effective verbal and written communication, including reports and technical presentations
Desired Skills & Qualifications:
Experience with hypergolic propulsion systems
Knowledge of propulsion system architecture, best practices, components, and suppliers
Proficient in code typically used for analytical/scientific programming (such as Python, C/C++, Matlab, Fortran)
Experience with Computational Fluid Dynamics (specifically Ansys FLUENT or CFX)
Proficient in CAD (SolidWorks preferred) and lifecycle management tools
Experience with taking a concept from initial idea to final product
Experience with space and / or lunar systems, environments, and design considerations
Familiarity with propulsion system and spacecraft cleanliness standards
Travel, Physical, and/or Government Mandated Requirements:
Travel: occasional, periodic with specified project need, with stays up to a week when on-site support is required
Ability to lift, move or carry items or equipment up to 25 pounds
ITAR access required
Voyager offers a highly competitive total compensation package designed to support the well-being, growth, and success of our employees. Employees benefit from a flexible and comprehensive rewards program that supports both professional and personal well-being.
Flexible Time Off (FTO), empowering employees to take the time they need to recharge and maintain a healthy work-life balance
Comprehensive medical, dental, and vision coverage for employees and their families, with a significant portion of premiums covered by the company and many benefits paid at 100% for employees
Flexible, affordable gym memberships with 12,700+ options nationwide, including 24 Hour Fitness, EoS Fitness, Crunch Fitness, Anytime Fitness, Blink Fitness, Chuze Fitness, and more! No long-term contracts and FREE on-demand workout videos before you enroll
401(k) retirement plan with a 50% company match on contributions up to 8%, supporting long-term financial security
Company wellness programs that support physical and mental well-being
Additional voluntary benefits and employee support resources
The opportunity to work alongside a highly talented team in an innovative, mission-driven environment
Relocation assistance is provided for qualified candidates moving to Pittsburgh, PA.
Voyager is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national or ethnic origin, sex, sexual orientation, gender identity or expression, age, disability, protected veteran status, or other characteristics protected by law.
To conform to U.S. Government export regulations, including the International Traffic in Arms Regulations (ITAR) (22 CFR Parts 120-130) and the Export Administration Regulations (EAR) (15 CFR Parts 730-774), applicants for this position must be a U.S. Person: a US Citizen, a lawful permanent resident of the U.S., or a protected individual as defined by 8 U.S.C. § 1324b(a)(3). Applicants must be eligible to obtain any required export authorizations from the U.S. Department of State or the U.S. Department of Commerce.
Minority/Female/Disabled/Veteran
The statements contained in this job description are intended to describe the general content and requirements for performance of this job. It is not intended to be an exhaustive list of all job duties, responsibilities, and requirements. This job description is not an employment agreement or contract. Management has the exclusive right to alter the scope of work within the framework of this job description at any time without prior notice.