Senior Software Engineer I/II - Digital Engineering
Rocket Lab
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Job summary
Rocket Lab is seeking a Senior Software Engineer I/II in Digital Engineering at the Littleton, CO site to develop next-generation simulation and modeling tools for aerospace systems, including flight and ground software capabilities. You will work across requirements, design, coding, testing, and deployment, contributing to scalable architectures and RESTful services.
The role uses .NET, Angular, and relational databases, with a focus on high-quality, scalable software. U.S.
Qualifications
- Bachelor's degree in Computer Science, Computer Engineering, or a related technical discipline.
- 5+ years of experience in software development, with a focus on simulation, modeling, or aerospace systems.
- Proficiency in C#/.NET and Angular (or React/Vue).
- Experience with TypeScript/JavaScript and building RESTful APIs.
- Strong understanding of relational databases (MySQL, SQL Server, SQLite).
- Solid grasp of object-oriented programming principles and design patterns.
- U.S citizenship is required, due to program requirements.
Responsibilities
- Design, develop, and maintain simulation and modeling tools that support aerospace systems, including flight and ground software capabilities.
- Design and develop mission-level wargaming tools encompassing space, air, and ground domains.
- Design products for analyzing laser communication constellation networks.
- Develop application software based on web technologies that runs across multiple operating systems, including Windows and Linux.
- Apply UI/UX best practices to create streamlined, intuitive user interfaces for simulation and configuration tools.
- Collaborate with cross-functional teams to analyze requirements, define system architectures, and deliver high-quality solutions.
- Participate in design reviews (e.g., PDR, CDR) and contribute to the refinement of system requirements and technical specifications.
- Conduct code reviews to ensure adherence to company coding standards and best practices.
- Optimize software performance and scalability for large-scale simulations and data processing.
Skills
Education
Tools
Job description
Rocket Lab is the end-to-end space company building rockets, spacecraft, and critical subsystems that keep the world connected, protected, expand humanity’s reach to the Moon, Mars, and beyond. We move fast, build real hardware for meaningful missions, and make the impossible routine. Come shape the future with us.
Rocket Lab is the end-to-end space company building rockets, spacecraft, and critical subsystems that keep the world connected, protected, expand humanity’s reach to the Moon, Mars, and beyond. We move fast, build real hardware for meaningful missions, and make the impossible routine. Come shape the future with us.
At Rocket Lab, we’re not just launching rockets — we’re building the future of space. Our Space Systems team builds everything from complete spacecraft, precision payloads to the components and subsystems that allow them to thrive in space, like solar panels, flight software, star trackers, optical systems, separation systems, radios, and more.
Our Space Systems team has enabled more than 1,700 missions, ranging from interplanetary exploration, in-space manufacturing to national security and defense initiatives. The team has built spacecraft, payloads, and components for missions to the Moon and Mars, working with partners including NASA, the Space Development Agency, and the U.S. Space Force. Whether it’s a single high-performance spacecraft, constellation, or the vertically integrated components that help them get to space — our world class Space Systems team is empowering some of the boldest and most ambitious space missions.
Are you passionate about advancing aerospace technology through cutting-edge software solutions? We're looking for a driven Senior Software Engineer I/II to join our Digital Engineering team, based out of our Littleton, CO site. You will play a pivotal role in developing next-generation simulation and modeling tools that support aerospace systems, including flight software and ground software capabilities. This role offers the opportunity to work on innovative projects that enhance aerospace systems through scalable architectures, intuitive user interfaces, and robust software solutions.
You’ll be part of a collaborative team, contributing to all phases of software development—from requirements definition and design to coding, testing, and deployment. Our stack includes .NET, Angular, and relational databases, with a focus on scalable architectures and RESTful APIs.
- Design, develop, and maintainsimulation and modeling toolsthat support aerospace systems, including flight and ground software capabilities
- Design and develop mission level wargaming tools encompassing space, air, and ground domains
- Design products for analyzing laser communication constellation networks
- Develop application software based onweb technologiesthat runs across multiple operating systems, includingWindowsandLinux
- ApplyUI/UX best practicesto create streamlined, intuitive user interfaces for simulation and configuration tools
- Collaborate with cross-functional teams to analyze requirements, define system architectures, and deliver high-quality solutions
- Participate indesign reviews(e.g., PDR, CDR) and contribute to the refinement of system requirements and technical specifications
- Conductcode reviewsto ensure adherence to company coding standards and best practices
- Optimize software performance and scalability for large-scale simulations and data processing
(Please note: this position can be hired at the Senior Software Engineer I or Senior Software Engineer II level.)
- Bachelor's degreein Computer Science, Computer Engineering, or a related technical discipline
- 5+ years of experiencein software development, with a focus on simulation, modeling, or aerospace systems
- Proficiency inC#/.NETandAngular(or similar frontend frameworks like React or Vue)
- Experience withTypeScript/JavaScriptand building RESTful APIs
- Strong understanding ofrelational databases(e.g., MySQL, SQL Server, SQLite)
- Solid grasp ofobject-oriented programmingprinciples and design patterns
- U.S citizenship is required, due to program requirements
- Bachelor's degreein Computer Science, Computer Engineering, or a related technical discipline
- 8+ years of experiencein software development, with a focus on simulation, modeling, or aerospace systems
- Proficiency inC#/.NETandAngular(or similar frontend frameworks like React or Vue)
- Experience withTypeScript/JavaScriptand building RESTful APIs
- Strong understanding ofrelational databases(e.g., MySQL, SQL Server, SQLite)
- Solid grasp ofobject-oriented programmingprinciples and design patterns
- U.S citizenship is required, due to program requirements
- Master's or PhDin Computer Science, Computer Engineering, or a related technical field
- Experience withDocker/Kubernetesfor containerization and orchestration
- Knowledge ofnetwork programming(e.g., Sockets, WebSockets) for real-time data exchange
- Passion for rapid prototyping and software integration leveraging AI tools
- Passion for UI/UX design
- Experience with space mission analysis tools such as STK, or similar
- Experience with modeling of physical systems
- Familiarity withGitand modern version control workflows.
- Experience working inAgile/Scrumenvironments and contributing to iterative development cycles
- Advanced knowledge ofAngular NgRxor other state management libraries
- Strong problem-solving skills and the ability to debug complex systems
- A team-oriented mindset with excellent communication skills and a positive attitude
This position may require prolonged periods of sitting, standing, walking, computer work, and occasional exposure to moderate levels of noise, dust, and fumes in production areas.
The expected salary range for the position is displayed in accordance with the Colorado Equal Pay for Equal Work Act. Final agreed upon compensation is based upon individual qualifications and experience. Base salary is only one part of Rocket Lab’s compensation package for this role. You may be eligible for company stock, or cash incentives, and can purchase discounted stock through Rocket Lab’s Employee Stock Purchase Program. Employee benefits also include medical, dental, and vision insurance coverage; 401(k) retirement plan options; paid vacation, holidays, and sick leave; paid parental leave; and other discounts and perks.
Base Pay Range (CO Only): $120,000 USD - $165,000 USD
We’re on a mission to unlock the potential of space to improve life on Earth, but that’s not an easy task. It takes hard work, determination, relentless innovation, teamwork, grit, and an unwavering commitment to achieving what others often deem impossible. Our people out-think, out-work, and out-pace. We pride ourselves on having each other’s backs, checking our egos at the door, and rolling up our sleeves on all tasks big and small. We thrive under pressure, work to tight deadlines, and our focus is always on how we can deliver, rather than dwelling on the challenges that stand in the way.
To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. Learn more about ITAR here.
Rocket Lab provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws. This policy applies to all terms and conditions of employment at Rocket Lab, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.
Applicants requiring a reasonable accommodation for the application/interview process for a job in the United States should contact Giulia Johnson at g.biow@rocketlabusa.com. This dedicated resource is intended solely to assist job seekers with disabilities whose disability prevents them from being able to apply/interview. Only messages left for this purpose will be considered. A response to your request may take up to two business days.
For security reasons, background checks will be undertaken prior to any employment offers being made to an applicant. These checks will include nationality checks as it is a requirement of this position that you be eligible to access equipment and data regulated by the United States' International Traffic in Arms Regulations.
Under these Regulations, you may be ineligible for this role if you hold citizenship of Australia, Japan, New Zealand, Switzerland, the European Union, or a country that is part of NATO, or if you hold ineligible dual citizenship or nationality. For more information on these Regulations, click here ITAR Regulations.
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