2026 Network Modelling and Simulation Engineer

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. The Aerospace Corporation is hiring a Network Modeling and Simulation Engineer for the Communications and Network Architectures Subdivision (CNAS) in the Mission Payloads Division (MPD). At the Mission Payloads Division (MPD), we are pioneers in remote sensing systems that guide our country’s space enterprise. Our talented and dynamic people create and flourish in electronics, sensors, radar, artificial intelligence (AI), and advanced data network domains. We boldly advance technology through our research and development and then forward to demonstration and integration. With innovative laboratories and prototyping, MPD delivers groundbreaking results. We guide our Department of Defense, intelligence community, and civil clients to enhance national productivity and security and tackle the most critical missions. Bring your intelligence and creative spirit and join us at MPD! The selected candidate will be required to work full-time, on-site at our facility at El Segundo, CA Job Summary Network Modeling and Simulation Engineer will join the Network/Systems Department (NSD) to provide support and perform trade studies, analyses, and simulations of space network architectures. Moreover, role will provide critical insight and feedback to government customers to optimize the overall communications performance of current and future terrestrial, satellite, launch vehicle, and ground-based systems. Will also help inform acquisition decisions to enhance national security. What You’ll Be Doing Participate in multi-disciplinary engineering teams in development and analysis of future network architectures and requirements Analyze and simulate complex network architectures and protocols Engage in systems architecture definition, development, analysis, modeling & simulation, and prototype development/validation Innovate through specialized technical studies and internal research and development (R&D) projects to develop the next generation of Space and Ground network concepts, architectures, and technologies Participate in development of data analysis and post-processing tools Support development and sustainment of core network simulation, emulation, and modeling capabilities What You Need to be Successful Minimum Requirements: Bachelors, and/or Masters, and/or Ph.D. degree(s) from an accredited college/university program in Electrical Engineering, Physics, Computer Science, Math, or related discipline. (pursuing or conferred within last 12 months) 0-1 year of industry work experience Working knowledge and understanding of data analysis, OSI and TCP/IP models as it pertains to network design, analysis, and modeling & simulation. Proficiency with Python and/or C/C++ programming. Ability to perform analysis and simulation andpresent results effectively in briefings and technical reports Willing to travel, as needed (up to 10%) This position requires the ability to obtain and maintain a security clearance, which is issued by the U.S. Government. U.S. citizenship is required to obtain a security clearance. How You Can Stand Out It would be impressive if you have one or more of these: Advanced degree in Computer Science, Computer Engineering, Electrical Engineering, or another related discipline from an accredited university Familiarity with network testbed development and/or experience with network emulation/simulation Knowledge of inter-satellite cross-links and laser optical communication technologies Active security clearance We 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) $100,000.00 - $115,000.00 Pay Basis: Annual Leadership Competencies Our 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 Strategically Lead 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 plans Paid holidays, sick time, and vacation Standard and alternate work schedules, including telework options 401(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 hire Flexible spending accounts Variable pay program for exceptional contributions Relocation assistance Professional growth and development programs to help advance your career Education assistance programs An inclusive work environment built on teamwork, flexibility, and respect We are all unique, from various 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 employer. 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 or by email at . You can also review Know Your Rights: Workplace Discrimination is Illegal. Right Place The Aerospace Corporation has over 26 locations nationwide, which allows us to build a workforce that will nurture the best ideas, and generate the most novel innovations and solutions to our nation’s toughest space enterprise challenges. Right Path Aerospace covers all stages of the space lifecycle, from concept to operations. We believe our people are our most valuable resource and that’s why we propel our employees forward in their careers through ongoing education, training, and professional development. Right Purpose We can all serve a mission much greater than ourselves, and at Aerospace that is exactly what we do. By hiring the industry’s most preeminent scientists and engineers, Aerospace advances emerging technologies that protect some of the most critical missions on Earth and above it. Return to the Aerospace Careers site. Aerospace employees working in organizations with technical responsibilities are required to obtain a Security Clearance. U.S. citizenship is required for those positions.