Senior Software Engineer I – MES

Rocket Lab Corporation

Long Beach, CAFull-time$132,000–$198,000Posted Oct 27, 2026

About the role

ABOUT ROCKET LAB

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.

SPACE SYSTEMS

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

SENIOR SOFTWARE ENGINEER I – MES

Based at Rocket Lab's HQ in Long Beach, CA, the Senior Software Engineer I - MES will collaborate with teams across Engineering, Manufacturing, Technicians, and Operations to develop full-stack software solutions that improve the efficiency of critical Rocket Lab operations. This role focuses on the in-house Manufacturing Execution System (MES) platform, as well as tools that integrate with the ERP system and related products. These applications rely heavily on relational databases and REST APIs, both upstream and downstream, as part of service-oriented architecture.

WHAT YOU'LL GET TO DO:

Operate across the full stack, demonstrating expertise in areas such as frontend or backend development, database administration, UI/UX design, product ownership, DevOps, Or Site Reliability Engineering (SRE)

Develop world-class software using best practices, including automated testing (unit integration, and end-to-end) code reviews, Agile methodologies, and project management tools like Jira

Leverage version control systems (e.g., Git) to manage code, maintain thorough documentation, and collaborate effectively with stakeholders

Provide user support and ensure seamless integration with related technical systems outside your immediate area of responsibility

Solve complex engineering challenges by proposing innovative solutions, sharing insights into technical concepts, and navigating tasks within your technical domain

YOU'LL BRING THESE QUALIFICATIONS:

A degree or diploma in Software Engineering, Computer Science, Electrical Engineering, or other technical discipline

5+ years of professional experience in full-stack software engineering

Strong Git skills for version control and collaboration

Proficiency in C#, and TypeScript

Operational knowledge of Angular or another front-end framework, .NET or another backend framework, Git, SQL, and HTML/CSS

US citizenship is required due to program requirements

THESE QUALIFICATIONS WOULD BE NICE TO HAVE:

Proficiency in RabbitMQ, Docker, Kubernetes, and Elasticsearch

Strong problem-solving skills and the ability to work collaboratively in a team environment

Experience in aerospace domains such as Launch Operations, ERP, QMS, and PLM

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.

Anticipated annual equity grant value is designed around function, level, experience, and other factors; realized value depends on vesting and stock-price performance.

Join one of the world's fastest-growing space companies and own a piece of it. In addition to competitive base pay, you'll receive company stock as part of your total compensation package, giving you a direct stake in our success. As we expand to new launch sites, groundbreaking missions, and global markets, your ownership has the opportunity to grow alongside the company.

Our comprehensive benefits package includes our industry-leading Employee Stock Purchase Program (with a 15% discount on company stock), top-tier medical plans (HMO, PPO, and a zero cost HDHP option with a significant HSA company contribution), dental and vision coverage, paid vacation and sick time, 11 paid holidays, flexible spending and dependent care accounts, paid parental leave, disability and life insurance, and a 401(k) retirement plan with company match.

Additional perks include subsidized EV charging, onsite fitness centers (where available), discounted gym memberships, complimentary snacks and beverages, 50% employee discount on our popular merch store, and a variety of other employee discounts.

Level and base salary will be determined on a case-by-case basis and may vary based on the following considerations: job-related knowledge and skills, education, and experience.

Total Compensation (base and equity)

$196,275—$233,675 USD

Base Salary

$132,000—$198,000 USD

WHAT TO EXPECT

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.

Important information:

FOR CANDIDATES SEEKING TO WORK IN US OFFICES ONLY:

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 CANDIDATES SEEKING TO WORK IN NEW ZEALAND OFFICES ONLY:

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 do not 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.

Responsibilities

  • Develop full-stack software for the in-house Manufacturing Execution System and tools integrated with ERP systems.
  • Build and maintain applications using relational databases, REST APIs, and service-oriented architecture.
  • Apply software development best practices, including automated testing, code reviews, Agile methods, and version control.
  • Support users and integrate software with related technical systems.
  • Propose solutions to complex engineering challenges and collaborate with cross-functional teams.

Qualifications

  • Degree or diploma in Software Engineering, Computer Science, Electrical Engineering, or another technical discipline.
  • At least 5 years of professional full-stack software engineering experience.
  • Strong Git skills and proficiency in C# and TypeScript.
  • Operational knowledge of Angular or another frontend framework, .NET or another backend framework, SQL, and HTML/CSS.
  • U.S. citizenship required due to program requirements.

Benefits

  • Company stock and an Employee Stock Purchase Program with a 15% discount.
  • Medical, dental, and vision coverage, including a zero-cost HDHP option with company HSA contributions.
  • Paid vacation and sick time, 11 paid holidays, and paid parental leave.
  • 401(k) plan with company match, disability and life insurance, and flexible spending accounts.
  • Subsidized EV charging, fitness and gym benefits, snacks, beverages, and employee discounts.

Skills mentioned

C#TypeScriptAngular.NETGitSQLREST APIsHTMLCSSIntegration Testing

About Rocket Lab Corporation

Rocket Lab builds, launches, and operates rockets and spacecraft for our global customers. Our Electron launch vehicle is the world’s most frequently launched orbital small rocket, our HASTE rocket is progressing America’s hypersonic capabilities on suborbital missions, and our larger Neutron rocket is currently in development. From across the United States, Canada, and New Zealand, Rocket Lab designs and manufactures individual spacecraft components to entire satellites constellations for missions to Earth orbit, the Moon, Mars, and beyond.

Aviation and Aerospace Component Manufacturing1,001-5,000 employeesLong Beach, California