NASA Orion Spacecraft Flight Software Developer

Company: CACI
Location: Houston
Posted on: April 1, 2026

Job Description:

Job Title: NASA Orion Spacecraft Flight Software Developer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Continental US * * * The Opportunity: CACI is looking for experienced Spacecraft Flight Software (FSW) Developers to provide NASA's Orion FSW team at the Johnson Space Center with software skills in the development of flight software for NASA’s next generation crewed spacecraft, Orion, which will carry astronauts to the Moon. Orion will dock with a lunar lander which will transport astronauts to and from the lunar surface. This exciting position involves software development for software upgrades and new development of Orion flight software capabilities. This position requires a self-motivated, capable person with strong verbal and written communication skills. In addition to outstanding technical expertise, the individual must be very people savvy, have strong customer relationship skills, possess a positive team-player attitude, be flexible and willing to take on new assignments and responsibilities as they arise. Finally, the most qualified candidate will be an articulate speaker able to communicate complex technical ideas in a convincing manner, must share our passion for our Nation's Space Program, and share in the excitement of developing future human-rated space vehicles. Responsibilities: Design and develop Orion embedded FSW. Perform FSW refactoring and testing. Integrate software units within a flight software domain and ensure the units properly function together. Evaluate software defects. Implement and test software code changes to correct defects. Create and execute thorough C/C++ unit tests. Perform troubleshooting of software issues. Integrate software and build FSW loads for testing. Ensure adherence to JSC standard software process practices. Perform C/C++ code reviews to spot errors in the code logic. Collaborate with NASA and prime contractor SMEs for resolving flight software issues. Develop software tools and scripts as needed. This work takes place at NASA/JSC in Houston, TX, a highly stimulating and dynamic environment that is critical in human space flight and the space exploration initiative. Qualifications: Required: Must be a U.S. Citizen or Permanent Resident. B.S. in Aerospace, Mechanical, Electrical, Computer or Software Engineering, Computer Science, or related disciplines required. At least three to five years of experience in aerospace vehicle embedded software development for safety-critical flight software. Greater experience is highly valued. Strong C/C++ programming skills. Must be flexible, open to new challenges in a dynamic environment, and possess strong technical expertise combined with strong verbal and written communication skills. Ability to manage multiple priorities with little supervision. Must be a highly responsible, team-oriented individual with strong work ethic. Must have highly developed coordination and organization skills. Desired: M.S. in Aerospace, Mechanical, Electrical, Computer or Software Engineering, Computer Science, or related disciplines. Experience in flight software development for human-rated space vehicles, e.g., Space Shuttle, International Space Station, SpaceX Crew Dragon, Boeing Starliner, Orion, or Gateway. Experience troubleshooting software issues. Experience integrating and building FSW loads. Experience performing software unit testing. Experience with Google Test and gMock is highly valued. Experience in full life cycle of real-time safety-critical software for aerospace vehicles. Familiarity with the NASA Spacecraft Software Engineering Team (SSET) standards and processes for class A safety-critical flight software. Experience developing software scripts and tools in Python. Experience with software configuration management tools such as Gitlab/Git and Perforce. Vehicle-wide knowledge of space vehicle systems, e.g., command and telemetry; displays; power; propulsion; thermal; environmental control and life support system; guidance, navigation and control; communications and tracking, etc. Experience in FSW verification. Familiarity with NASA's Orion Spacecraft. - What You Can Expect: A culture of integrity. At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation. An environment of trust. CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality. A focus on continuous growth. Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy. Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits. The proposed salary range for this position is: $76,000 - 155,700 USD CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.

Keywords: CACI, The Woodlands , NASA Orion Spacecraft Flight Software Developer, IT / Software / Systems , Houston, Texas