Software Engineer (Orion Simulation)

Aegis Aerospace, Inc.; Houston (TX); On-site; USD 95,000 - 130,000; Full time

Job summary

Aegis Aerospace is seeking a Software Engineer (Orion Simulation) in Houston, TX. This hybrid role requires onsite support at Lockheed Martin’s Houston facility at least three days per week.

You will develop, integrate, test, and maintain simulation software using Python 3.10 and C++20 on Linux, to validate spacecraft flight systems. Immediate start on a current contract with potential extensions through 2028.

Qualifications

• US Citizenship required and a related technical degree or equivalent experience.
• Minimum of 2 years of relevant professional experience.
• Proficiency in Python 3.10 and C++20.
• Experience in Linux environments and software lifecycle.
• Experience with simulation software, modeling, or simulation-based testing.
• Familiarity with DOORS or similar requirements tools.
• Experience with network protocols and multi-threaded apps.
• Strong debugging, unit testing, and integration testing skills.

Responsibilities

• Develop, maintain, and enhance simulation software for spacecraft systems.
• Design models that replicate spacecraft behaviors and interfaces.
• Develop in Python 3.10 and C++20 on Linux.
• Run simulations, analyze results, and verify performance against requirements.
• Support verification, validation, and testing activities.
• Collaborate with Lockheed Martin teams to integrate simulation into testing environments.
• Assist in requirements traceability and design reviews.

Skills

Python 3.10

C++20

Linux

Software development lifecycle

Simulation software

DOORS

Network protocols

Multi-threading

Unit testing

Debugging

Education

Bachelor's degree in CS/Software Eng/CE/EE/Aerospace

Tools

MATLAB/Simulink

Job description

Software Engineer (Orion Simulation)

• Location: Houston, Texas
• Work Schedule: Full-Time | Hybrid – Minimum 3 Days Per Week Onsite
• Salary Range: $95,000–$130,000 annually
• Citizenship Requirement: U.S. Citizenship required
• Program: Orion
• Start: Immediate
• Period of Performance: Current contract POP through January 29, 2027, with extensions probable through 2028

Position Summary

Aegis Aerospace is seeking a Software Engineer (Orion Simulation) to support the Orion program in Houston, TX. This is a hybrid position requiring onsite support at Lockheed Martin’s Houston facility at least three days per week.

The Software Engineer will contribute to the development, integration, testing, and maintenance of simulation software used to validate spacecraft flight systems. This position involves hands-on development using Python 3.10 and C++20, Linux-based software development, software modeling, simulation-based testing, and verification and validation activities.

The successful candidate will work collaboratively with Aegis Aerospace personnel and Lockheed Martin technical stakeholders to develop and integrate software models, execute simulations, analyze results, troubleshoot system behavior, and ensure simulation software accurately represents spacecraft systems and interfaces.

This position provides an opportunity to apply software development and simulation experience directly to human spaceflight systems supporting NASA's Orion program.

Responsibilities

• Develop, maintain, and enhance simulation software used to test and validate spacecraft systems.
• Design and implement software models that replicate spacecraft systems, interfaces, and behaviors.
• Develop software using Python 3.10 and C++20 within Linux-based development environments.
• Execute simulations and analyze results to evaluate system behavior and verify performance against program requirements.
• Support software verification and validation, unit testing, integration testing, and system-level testing activities.
• Develop, analyze, and troubleshoot device communication protocols and network interfaces.
• Debug, troubleshoot, and optimize simulation software for performance, reliability, and accuracy.
• Collaborate with Lockheed Martin technical teams to integrate simulation software into spacecraft testing and validation environments.
• Support requirements management, traceability, and verification activities.
• Participate in project and technical design reviews.
• Participate in regular team meetings, provide status updates, and coordinate technical activities with teammates and program stakeholders.
• Contribute to continuous improvement of simulation development, software testing, and verification methodologies.

Required Qualifications

• Must be a US Citizen.
• Bachelor’s degree from an accredited college or university in Computer Science, Software Engineering, Computer Engineering, Electrical Engineering, Aerospace Engineering, or a related technical discipline, or an equivalent combination of education and relevant experience.
• Minimum of 2 years of relevant professional experience.
• Proficiency developing software using Python 3.10 and C++20.
• Experience developing software in a Linux environment.
• Experience working across the software development lifecycle, including software engineering, development, verification, and validation.
• Experience with simulation software, simulation environments, modeling, or simulation-based testing.
• Experience developing or implementing software models used to simulate system behaviors.
• Familiarity with DOORS or similar requirements management software.
• Experience working with network protocols and networked systems.
• Experience developing or supporting multi-threaded applications.
• Experience writing, analyzing, and debugging device communication protocols.
• Strong debugging, unit testing, and integration testing skills.
• Understanding of simulation-based testing and software verification methodologies.
• Strong analytical and problem-solving skills with attention to technical detail.
• Strong written and verbal communication skills.
• Ability to effectively interface and collaborate with customers, engineering teams, and program personnel.
• Ability to exercise sound professional judgment while managing technical objectives, milestones, and priorities.
• Motivated self-starter with the ability to take initiative and work effectively in a collaborative engineering environment.

Desired Qualifications

• Previous experience supporting the Orion program.
• Experience with MATLAB/Simulink model integration.
• Additional software, system, or physics-based modeling experience.
• Working knowledge of spacecraft design, spacecraft systems, subsystems, interfaces, or components.
• Previous experience supporting NASA, Department of Defense, or other U.S. Government programs or contracts.
• Experience working with aerospace, spacecraft, flight systems, embedded systems, or other mission-critical software.
• Working knowledge of Microsoft Word, Excel, PowerPoint, Teams, Outlook, and Adobe Acrobat.

Compensation

The anticipated salary range for this position is $95,000–$130,000 annually. Final compensation will be determined based on relevant experience, education, technical qualifications, specialized skills, and overall alignment with the requirements of the position.

About Aegis Aerospace

Aegis Aerospace is a woman-owned space and technology company headquartered in Houston, TX. Our primary objective is to support the Department of Defense and NASA in achieving their missions to defend the security of our country, reach new heights, and discover the unknown. We employ some of the brightest, most experienced engineering and technology experts in the U.S. Learn more at http://www.AegisAero.com.

Equal Opportunity Employer / Protected Veteran / Disability

Equal employment opportunity, including veterans and individuals with disabilities.