Spacecraft Thermal Engineer II
Listed on 2026-07-25
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Engineering
Mechanical Engineer, Aerospace / Aviation / Avionics, Systems Engineer, Electrical Engineering
Spacecraft Thermal Engineer II
Based out of Rocket Lab's global headquarters in Long Beach, CA, we're looking for a Spacecraft Thermal Engineer II. You'll be responsible for overseeing the thermal design, analysis, testing, and validation of Rocket Lab's space vehicles. You'll be expected to perform thermal modeling and data analysis while working closely with the test and design engineers to capture the vehicle's thermal performance and provide input for design improvements.
You will support the Space Systems organization, with deliverables required for internal leadership, board of directors, and investors.
What You'll Get To Do:
- Complete thermal modeling and analysis of vehicles
- Conduct thermal design trade studies that successfully balance performance margins, resource use, risk, cost, and schedule
- Identify and resolve thermal design, acceptance, and performance issues for space vehicle components and assemblies
- Design and execute thermal tests for space vehicle components and assemblies
- Perform thermal model validation using test and in-flight data
- Liaise with all levels of program and engineering staff on thermal design and test matters, and support other teams/disciplines as necessary
- Identify and research potential vendors of thermal control materials
You'll Bring These
Qualifications:
- Bachelor's degree in aerospace or mechanical engineering; or other engineering degree
- 2+ years of thermal engineering experience
- U.S citizenship is required, due to program requirements
These Qualifications Would Be Nice To Have:
- Master's or PhD in aerospace or mechanical engineering; or other engineering degree
- Strong background in heat transfer
- Experience with thermal systems and passive thermal management techniques
- Familiarity using Siemens NX and Teamcenter, with emphasis on model interrogation and defeaturing for subsequent analyses
- Demonstrated experience with Thermal Desktop
- Experience with planning, execution, and data analysis of thermal balance tests
- Strong communication skills, both written and verbal
- Ability to work independently but also build strong working relationships with colleagues
- Experience with constant conductance and variable conductance heat pipes
- Experience working with multi-layer insulation: design, fabrication, installation, and test
- Experience with 0-D and 1-D thermal/fluid networks
- Familiarity with scripting languages such as Python and MATLAB
- Familiarity with thermal engineering tools such as NX Space Systems Thermal, ANSYS, SINDA, and THERMICA
- Knowledge of aspects of launch and on-orbit operations
- Familiarity with orbital mechanics and attitude dynamics related to thermal analysis
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.
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. Base salary is just one component of our total rewards package at Rocket Lab. Employees may also receive company equity and access to a robust benefits package including: top tier medical HMO, PPO & a 100% company-sponsored medical HSA plan option, dental and vision coverage, 3 weeks paid vacation and 5 days sick leave per year, 11 paid holidays per year, flexible spending and dependent care savings accounts, paid parental leave, disability insurance, life insurance, and access to a 401(k) retirement plan with company match.
Other perks include:
Discounted employee stock purchase program, subsidized EV charging stations, onsite gym, food and drinks, and other discounts. Eligibility for benefits may vary based on employment status, please check with your recruiter for a comprehensive list of the benefits available for this role. Benefit programs are subject to change at the company's discretion.
Base Pay Range (CA Only)
$95,000 - $125,000 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.…
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