BILLABLE LABOR CATEGORY: Flight Mechanics Modeling and Analysis Engineer


LOCATION: Houston, Tx


We need your talent, teamwork, and energy to help us achieve great things that inspire people all over the globe. We need you to bring creative ideas and diverse backgrounds to help us envision, shape, and deliver systems enabling space exploration while benefiting people here on Earth. We are excited about what we do, and we need you on our team as we take on exciting challenges for NASA's pursuits in deep space exploration. Jacobs is NASA's largest engineering solutions provider working with NASA at centers across the United States.

The selected candidate will:

  • Develop multi-vehicle, variable degree-of-freedom simulations and perform analysis of ascent, aerocapture, entry, descent, and landing trajectory design across various NASA and commercial spaceflight programs
  • Provide software development and scripting of NASA's Genesis Flight Mechanics Simulation tool and related applications
  • Design and execute analyses to compare the performance of different guidance algorithms
  • Demonstrate the use of the core Flight System (cFS) in Genesis
  • Develop, integrate, and test new algorithms for the evaluation of vehicle and mission performance
  • Integrate Genesis with core Flight System and other trajectory software and tools
  • Develop requirements documentation for mission design products
  • Provide recommendations for improvements in design and software development processes
  • Perform other duties as required

Essential Functions

  • Work Environment-Generally, an office environment can involve inside or outside work depending on task.
  • Physical Requirements-Work may involve sitting or standing for extended periods (90% of time). May require lifting and carrying up to 25 lbs. (5% of the time).
  • Equipment and Machines-Standard office equipment (PC, telephone, printer, etc.).
  • Attendance-Regular attendance in accordance with established work schedule is critical. Ability to work outside regular schedule and adjust schedule to meet peak periods and surge requirements.
  • Other Essential Functions -Professional behavior that enhances productivity and promotes teamwork and cooperation. Grooming and dress must be appropriate for the position and not impose a safety risk/hazard to the employee or others.



  • Requires a bachelor's degree in Engineering and a minimum of 2- 5 years of experience in the field or a related area.
  • Experience with spacecraft guidance algorithms, orbital mechanics, and spacecraft trajectory design
  • Knowledge in the development of spacecraft mission design algorithms and analysis of spacecraft performance
  • Experience developing, verifying, and validating simulation models
  • Excellent communication skills and the ability to work in a team environment consisting of NASA civil servants and various contractor employees
  • Strong interpersonal skills to enable successful performance in a collaborative engineering environment
  • Ability to organize and prioritize tasks to meet deadlines and schedules with limited supervision
  • Ability to prepare written documents and to verbally present at various meetings
  • Experience with Microsoft Office products
  • Requisition Preferences:
  • Master of Science or Ph.D. in Aerospace Engineering with a focus on trajectory design, optimization, and orbital mechanics


  • Experience with 6-DOF spacecraft simulations
  • Experience implementing the NASA core Flight System (cFS) framework
  • Proficient in Julia, C++, Fortran, Python and Linux
  • Experience in product delivery and management utilizing source code management tools such as Git/GitLab


“Aeyon is an Equal Opportunity Employer and Prohibits Discrimination and Harassment of Any Kind: Aeyon is committed to the principle of equal employment opportunity for all employees and to providing employees with a work environment free of discrimination and harassment. All employment decisions at Aeyon are based on business needs, job requirements, and individual qualifications, without regard to race, color, religion or belief, national, social, or ethnic origin, sex (including pregnancy), age, physical, mental, or sensory disability, HIV Status, sexual orientation, gender identity and/or expression, marital, civil union or domestic partnership status, past or present military service, family medical history or genetic information, family or parental status, or any other status protected by the laws or regulations in the locations where we operate. Aeyon will not tolerate discrimination or harassment based on these characteristics.”