Principal Electric Propulsion Engineer

Rocket Lab; Long Beach (CA); On-site; USD 162,000 - 270,000; Full time

Benefits offered by this job

EV charging subsidy

Onsite fitness centers

Employee merch discount

Stock purchase program

Paid vacation and holidays

401(k) with company match

Job summary

Rocket Lab in Long Beach, CA is seeking a Principal Electric Propulsion Engineer to lead system-level propulsion development and drive end-to-end design, modelling, testing, and verification for space systems. You will own technical leadership across civil, commercial, and defense programs within the Space Systems team.

We value deep expertise in propulsion modelling, systems engineering, and data-driven decision making, with U.S. citizenship and the ability to obtain a security clearance.

Qualifications

• 12+ years in propulsion system development or equivalent.
• Bachelor’s degree in engineering (aerospace, mechanical, mechatronics).
• Expertise in propulsion modeling and validation with test data (Amesim/EcosimPro/Simulink/Simscape).
• Experience with end-to-end development including design, qualification, and production.
• Strong systems engineering skills and risk-based decision making.
• Experience with electric propulsion systems.

Responsibilities

• Lead end-to-end propulsion development and be technical lead.
• Perform performance calculations, modelling, and design.
• Gather, define, and manage requirements.
• Provide systems engineering leadership within the team.
• Plan tests, set up instrumentation, and analyze data.
• Communicate with internal and external stakeholders.
• Make risk-based technical decisions.
• Manage project schedule and priorities, reporting to leadership.
• Mentor engineers and coach team members.
• Contribute to engineering processes and documentation.

Skills

Propulsion engineering

System modeling

Requirements management

Systems engineering

Technical leadership

Python data processing

Education

Bachelor's degree in engineering

Tools

Amesim

EcosimPro

Simulink

Simscape

Jama

NX CAD

Teamcenter/Windchill

National Instruments

Job description

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.

Principal Electric Propulsion Engineer

We’re currently seeking a Principal Electric Propulsion Engineer for our propulsion engineering team based out of Long Beach, CA. As an Electric Propulsion Engineer, you are responsible for system-level and component-level ownership of space systems propulsion and fluidic development. These teams support our Space Systems division, and lead cutting-edge programs for civil, commercial, and defense customers.

What You’ll Get To Do

• Own development of new or existing products or systems, acting as technical lead to guide team through end-to-end development process
• Conceptualand detailed performancecalculations,systems modelling,analysis, and system designs
• Requirements gathering, definition, and management
• Systems engineering activities and leadership within the team
• Testplanning, setup, instrumentation, execution, and data analysis
• Communicate with project stakeholders internal and external to the team
• Technical risk-based decision makingtotheright/bestsolutionwhenfacedwithan engineering challenge
• Project management, including: schedule building and maintenance,identifyingtop priority items,tasking ofother engineers and technicians, and communication of status to leadershipand other teams
• Mentor and coach people within the team on technical and professionaldevelopment
• Define and maintainstandardofexcellencefortheirteam through documentation, training, coaching, and review of others’ work
• Contribute to engineering process developmentanddocumentationat Rocket Lab related to areas of experience

You’ll Bring These Qualifications

• 12+ years of experience in propulsion system development, or equivalent high-performance field
• Bachelor’s degree in engineering, (aerospace, mechanical,mechatronics,or other technical engineering discipline)
• Expertise inpropulsion system modelling,static and transientanalysis, and model validation using test datausingsoftware such asAmesim, EcosimPro,Simulink, or Simscape
• Experience withend-to-enddevelopment processincludinggatheringrequirements,detailed design,qualification,production,and acceptance testing
• Strong grasp of all steps in the Systems Engineering V and risk-based decision making
• Experience working onelectricpropulsion systems
• U.S. citizenshipis required, due to program requirements
• Ability to obtain and maintain a security clearance

These Qualifications Would Be Nice To Have

• A genuine passion for engineering, curious mindset, and willingness to learn
• Comfortable working with high levels of ambiguity
• Makes decisions using basic engineering principles, available literature and standards, technical risk assessments, test data, and physics-based models
• Practice inidentifying the necessary steps to achieve high level technical goals, scheduling them in a plan, and managing delivery againstthat plan
• Experience with Jama
• Capabilities using Python for data manipulation and post-processing
• Detailed mechanical design experience usingNX (preferred)orequivalent industry standard CADsoftware
• Experience with GD&T and engineering drawings
• Experience using Product Lifecycle Management software such as Teamcenter (preferred), Windchill, or similar
• Experience using National Instruments data acquisition systems
• Experience with testing and troubleshooting flight hardware
• Masters or PhD
• Excellent communication skills and the ability to work well within a team environment
• Demonstrated hands on engineering skills, inside or outside the workplace

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): $212,000 USD - $350,000 USD

Base Salary: $162,000 USD - $270,000 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 [e-mail] 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.