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2025 Junior Software Developer for Modeling and Simulation Computing

AerospaceEl Segundo, CAApril 12th, 2026
The Aerospace Corporation is the trusted partner to the nation’s space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded research and development center (FFRDC), we are broadly engaged across all aspects of space— delivering innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers. When you join our team, you’ll be part of a special collection of problem solvers, thought leaders, and innovators. Join us and take your place in space.At Aerospace, we are committed to providing an inclusive and diverse workplace for all employees to share in our common passion and aspiration – to carry out a mission much bigger than ourselves.Job DescriptionInformation Systems and Cyber Division (ISCD) staff couple the latest in information system technologies, such as elastic compute clouds, containerization, microservices, real-time operating systems, and visualization frameworks, with expertise in cyber security, software architecture, software engineering, data science, Artificial Intelligence, process improvement, and software development to deliver responsive, resilient, high-performance software intensive systems to our IC, DoD, and civilian customers.The Modeling and Simulation Computing Department (MSCD) consists of a team dedicated to ground-breaking software solutions and capabilities for government and commercial customer needs. The software we develop enables detailed and complex modeling, analysis, optimization, and visualization of satellite orbits, system architectures, and engineering trade-spaces to provide customer decision support for the future of space.Work ModelHybrid: This position will be a hybrid work model and offer partially remote with some onsite work required in Chantilly, VA, El Segundo, CA, Colorado Springs, CO or Albuquerque, NM What You'll Be DoingApply modern software development techniques and best practices to perform modeling and simulation tool development in sub-division focus areas Partner with sub-division analysts, multi-disciplinary technical leaders, Aerospace Program Office personnel, and external customers to define and address customer needsDevelop and present timely and technically accurate briefings and reports with assistance from senior staff membersEngage with software users and customers to refine capability requirementsProactively engage with management and colleagues to develop technical maturity for independent contributionsApply modern development practices in areas including analysis workflow automation, rapid prototyping, high performance computing, cloud computing, and containerizationOccasional travel to support customer effortsMinimum RequirementsWhat You Need to be SuccessfulBachelor’s degree in computer science, aerospace engineering, computer engineering, mechanical engineering, systems engineering mathematics, or a related field from an accredited school (pursuing or conferred within last 12 months)  Experience in technical writing and technical presentationProficiency in one of the following programming languages: Python, C/C++, Java, MATLAB, or other object-oriented languageThe ability to obtain and maintain a TS/SCI security clearance. U.S. citizenship is required to obtain a security clearance.Transcripts required for this positionHow You Can Stand OutIt would be impressive if you have one or more of these:Experience working as a member of a technical teamExperience with high-performance computing, cloud computing, and/or containerizationExperience in modern software development, integration, and testing practices Experience with development for Windows and Linux platformsCurrent TS/SCI security clearanceWe offer a competitive compensation package where you’ll be rewarded based on your performance and recognized for the value you bring to our business. The grade-based pay range for this job is listed below. Individual salaries within that range are determined through a wide variety of factors including but not limited to education, experience, knowledge and skills.(Min - Max)$80,000 - $93,000Pay Basis: AnnualLeadership CompetenciesOur leadership philosophy is simple: every employee, regardless of level and role, can demonstrate leadership. At Aerospace, our commitment is our people. To cultivate our talent and ensure that we have a strong pipeline of future leaders, we want individuals who:Operate StrategicallyLead Change   Engage with Impact   Foster Innovation   Deliver Results Ways We Reward Our Employees During your interview process, our team will provide details of our industry-leading benefits.Benefits vary and are applicable based on Job Type. A few highlights include:Comprehensive health care and wellness plansPaid holidays, sick time, and vacationStandard and alternate work schedules, including telework options401(k) Plan — Employees receive a total company-paid benefit of 8%, 10%, or 12% of eligible compensation based on years of service and matching contributions; employees are immediately eligible and vested in the plan upon hireFlexible spending accountsVariable pay program for exceptional contributionsRelocation assistanceProfessional growth and development programs to help advance your careerEducation assistance programsAn inclusive work environment built on teamwork, flexibility, and respectWe are all unique, from diverse backgrounds and all walks of life, yet one thing bonds all of us to each other—the belief that we can make a difference. This core belief empowers us to do our best work at The Aerospace Corporation.Equal Opportunity Commitment The Aerospace Corporation is an Equal Opportunity/Affirmative Action employer. We believe that a diverse workforce creates an environment in which unique ideas are developed and differing perspectives are valued, producing superior customer solutions. All qualified applicants will receive consideration for employment and will not be discriminated against on the basis of race, age, sex (including pregnancy, childbirth, and related medical conditions), sexual orientation, gender, gender identity or expression, color, religion, genetic information, marital status, ancestry, national origin, protected veteran status, physical disability, medical condition, mental disability, or disability status and any other characteristic protected by state or federal law. If you’re an individual with a disability or a disabled veteran who needs assistance using our online job search and application tools or need reasonable accommodation to complete the job application process, please contact us by phone at 310.336.5432 or by email at ieo.mailbox@aero.org. You can also review Know Your Rights: Workplace Discrimination is Illegal, as well as the Pay Transparency Policy Statement.