Mechanical Development Intern

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 humanitys 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.

ABOUT ROCKET LAB

Rocket Lab is a global leader in launch and space access to space to improve life on Earth through our Electron rocket and Neutron launch vehicle programs alongside our space systems business. From pioneering carbon composite rocket technology to delivering reliable and rapid launch serviceswerepushing the boundaries ofwhatspossible in aerospace.

ABOUT THE ROLE

Werelooking for a motivated intern to join our Electron mechanical design team in Auckland. As a Mechanical Development Intern you will play a key role supporting engineers working on theRutherford engines and Stage 3 propulsion system.

This internship is a critical part of ourMass to Orbit project aimed at increasing payload capacity andoptimizingpropulsion performance for the Electron launch design solutions for weight reduction and enhanced engine performance that directlybenefitfinal payload mass to orbit.

Working with senior engineersyoullhelp setappropriate qualificationrequirements for propulsion systems and implement the testingrequiredtovalidatethesecutting-edgedesigns.

This is an opportunity to work on real space technology projects and contribute to missions that areliterally reachingfor the stars.

WHAT YOU WILL DO

• Implement design solutions for weight reduction or increased engine performance thatbenefitfinal payload mass to orbit
• Work with senior engineers to setappropriate qualificationrequirements for propulsion systems
• Implement and support testing protocols required for system qualification
• Collaborate with cross-functional teams including mechanical design propulsion manufacturing engineering and vehicle integration
• Take ownership for completion of tasks and projects by delivering results
• Participate in hands-on prototyping and development activities
• Contribute innovative ideas and design solutions to propulsion system challenges
• Ensure clear understanding of tasks and priorities assigned by leadership
• Support the ongoing development and optimization of the Rutherford engine and Stage 3 systems

WHAT WE ARE LOOKING FOR

MUST HAVE:

• Currently pursuing a Bachelors Masters or advanced degree in Mechanical Engineering Aerospace Engineering or related engineering program
• Strong analytical and problem-solving skills
• Hands-on experience with prototyping through engineering project teams lab research or through a prior relevant internship or work experience
• Proactive communicator comfortable seekingclarificationand feedback
• Collaborative mindset with ability to work effectively with cross-functional teams
• Takes ownership and accountability for task completion by delivering results
• Positive attitude and approachable demeanor
• Self-managed and committed to working in a fast-paced environment
• Passion for aerospace space technology and innovation

NICE TO HAVE:

• Interest and knowledge in rocket propulsion systems
• Experience with CAD software (SolidWorks NX or similar)
• Understanding of materials selection and structural analysis
• Familiarity with manufacturing processes and design for manufacturing principles
• Experience with testing and qualification methodologies
• Knowledge of aerospace materials and manufacturing techniques

WHAT WE OFFER

• Hands-on experience working on real aerospace and space technology projects
• Mentorship from world-class engineers and industry professionals
• Exposure tocutting-edgerocket propulsion systems
• Direct contribution to increasing Electrons payload capacity
• Professional development opportunities in the space industry
• Collaborative and innovative work environment
• Opportunity to contribute to missions that make a difference
• Potential pathway to future career opportunities at Rocket Lab

HOW TO APPLY

Please ensure yousubmita cover letter detailing why you are interested in the specific role you have applied for. Please make sure to cite a project/experience/hobby that is relevant to the role.

Application Deadline: Friday 28th August 2026

Please note: We will be reviewing and interviewing candidates on a rolling basis as applications are received. We strongly encourage you tosubmityour application as early as possible as positions may be filled before the closing date.

Start Date: November 2026

WHAT TO EXPECT

Were on a mission to unlock the potential of space to improve life on Earth but thats 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 others 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 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.