{"id":3686139,"url":"https://alion.io/job/blue-origin-spacecraft-thermal-engineer-iii","title":"Spacecraft Thermal Engineer III","company":{"id":3698,"name":"Blue Origin","domain":"blueorigin.com","url":"https://alion.io/company/blueorigin","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"A","score":91,"open_postings":245,"ghost_share":0,"stale_share":0.376,"repost_share":0.004,"time_to_fill_p50_days":45,"computed_at":"2026-11-04T06:34:25Z"}},"role":"Aerospace","role_family":"Aerospace","seniority":"middle","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Littleton, United States","Seattle, United States","United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":119814,"max":167738,"currency":"USD","period":"year","gross":null,"usd_annual":167738},"salary_estimate":null,"experience_years_min":7,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"Thermal Desktop","optional":false},{"name":"C++","optional":true},{"name":"GitLab","optional":true},{"name":"Python","optional":true}],"status":"live","first_seen_at":"2026-11-02T00:00:00Z","employer_posted_date":"2026-11-02","last_verified_at":"2026-11-04T02:51:31Z","board_verified":true,"closed_at":null,"days_open":2,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":2},"description":"Application close date:\nApplications will be accepted on an ongoing basis until the requisition is closed.At Blue Origin, we envision millions of people living and working in space for the benefit of Earth. We’re working to develop reusable, safe, and low-cost space vehicles and systems within a culture of safety, collaboration, and inclusion. Join our team of problem solvers as we add new chapters to the history of spaceflight!\nThis role is part of the Lunar Permanence business unit, which develops Blue Origin’s Blue Moon landers and related products. To further Blue Origin's mission of millions of people living and working in space for the benefit of Earth, we are building sustainable infrastructure for our transport of crew and cargo from Earth to the lunar surface.Responsibilities include but are not limited to:\nDrives the development of thermal systems including system architecture definition, thermal system modeling, component sizing, and design.\nPerform trade studies relating to selection of material and subsystem hardware.\nPerform hand calculations to screen concepts without detailed modeling and to sanity check finite element/difference model results.\nDevelop vehicle-level thermal models using SINDA/FLUINT with Thermal Desktop.\nDevelop and maintain system analysis documentation.\nPerform steady state & transient thermal analysis of spacecraft thermal systems as well as tracking of system performance in ground ops, TVAC testing, launch, Earth orbit, and beyond Earth orbit environments.\nProvide thermal engineering leadership & support for the development of thermal vacuum (TVAC) test procedures, scripts and installation designs.\nProvide thermal engineering leadership & support for thermal hardware design, documentation (drawings and model based designs), procurement, planning, procedural & operations support of Spacecraft assembly, integration & test (AI&T) efforts.\nMinimum Qualifications:\nMinimum of a B.S. degree in mechanical or aerospace engineering.\nSolid understanding of thermal physics fundamentals.\n7+ years of relevant experience in design, analysis, and test of spacecraft thermal systems\nExperience in thermal analysis, including model validation and test correlation\nAbility to lead projects and teams, earn trust, maintain positive and professional relationships.\nExperience in design, analysis, and testing of spacecraft thermal systems.\nMust be a U.S. citizen or national, U.S. permanent resident (current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum. \nPreferred Qualifications:\nM.S. degree in mechanical or aerospace engineering\nLead the design, drawing release, fabrication and/or procurement, and installation of Multi-Layer Insulation (MLI) blankets, film heaters, thermal interface materials, temperature sensors \nHands-on experience with spacecraft thermal hardware installation processes\nExperience solving a variety of thermal problems demonstrating breadth in analysis application\nProficiency in one or more programming languages (e.g., Python, C/C++,etc).\nProficiency in one or more CAD & PLM software packages (CREO/Windchill preferred)\nAbility to perform trade studies relating to selection of material and subsystem hardware.\nAbility to perform hand calculations to screen concepts without detailed modeling and to sanity check finite element model results.\nAbility to develop vehicle-level thermal models using SINDA/FLUINT with Thermal Desktop.\nAbility to provide thermal engineering support for the development of thermal vacuum (TVAC) test procedures, scripts and installation designs.\nAbility to provide thermal engineering support for thermal hardware design, documentation (drawings and model based designs), procurement, planning, procedural & operations support of Spacecraft assembly, integration & test (AI&T) efforts.\nSupport existing & development of thermal data analytics architecture (GitLab or similar)\nExperience managing engineering efforts against cost and schedule constraints\nExperience and ability to work independently on rapid development programs\nDepth of experience in one or more of the following areas:\nThermal Vacuum test planning and execution\nSpacecraft/payload thermal analysis\nActive or Passive Thermal Control Systems\nSpacecraft Thermal hardware testing\nThermal hardware such as radiators, heaters, thermostats, pumps, valves, sensors, thermostats, heat pipes, ablative materials, sublimators, and/or phase change materials\nThermal design of Mechanical Ground Support Equipment\nSpacecraft Thermal system on-orbit operations support\nBase Pay Range for:\nCO applicants is $119,814.00 - $167,738.55\nWA applicants is $130,706.00 - $182,987.70Other site ranges may differ\nCulture Statement\nDon’t meet all desired requirements? Studies have shown that some people are less likely to apply to jobs unless they meet every single desired qualification. At Blue Origin, we are dedicated to building an authentic workplace, so if you’re excited about this role but your past experience doesn’t align perfectly with every desired qualification in the job description, we encourage you to apply anyway. You may be just the right candidate for this or other roles.\nExport Control Regulations\nApplicants for employment at Blue Origin must be a U.S. citizen or national, U.S. permanent resident (i.e. current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum.\nBackground Check\nRequired for all positions: Blue’s Standard Background Check\nRequired for Certain Job Profiles: Defense Biometric Identification System (DBIDS) background check if at any time the role requires one to be on a military installation\nRequired for Certain Job Profiles: Drivers who operate Commercial Motor Vehicles with a Gross Vehicle Weight (GVW), Gross Vehicle Weight Rating (GVWR) or combination of power unit and trailer that meets or exceeds 10,001 lbs. and/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing, vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training.\nRequired for certain Job Profiles: Ability to obtain and maintain Merchant Mariner Credential, which includes pre-employment and random drug testing as well as DOT physical\nBenefits\nBenefits include: Medical, dental, vision, basic and supplemental life insurance, paid parental leave, short and long-term disability, 401(k) with a company match of up to 5%, and an Education Support Program.\nStock Options for all regular employees (working at least 20 hours/week)\nPaid Time Off: Up to four (4) weeks per year based on weekly scheduled hours, and up to 14 company-paid holidays.\nDependent on role type and job level, employees may be eligible for benefits and bonuses based on the company's intent to reward individual contributions and enable them to share in the company's results, or other factors at the company's sole discretion. Bonus amounts and eligibility are not guaranteed and subject to change and cancellation. Please check with your recruiter for more details. \nEqual Employment Opportunity\nBlue Origin is proud to be an Equal Opportunity/Affirmative Action Employer and is committed to attracting, retaining, and developing a highly qualified and dedicated work force. Blue Origin hires and promotes people on the basis of their qualifications, performance, and abilities. We support the establishment and maintenance of a workplace that fosters trust, equality, and teamwork. We provide all qualified applicants for employment and employees with equal opportunities for hire, promotion, and other terms and conditions of employment, regardless of their race, color, religion, sex, sexual orientation, gender identity, national origin/ethnicity, age, physical or mental disability, genetic factors, military/veteran status, or any other status or characteristic protected by federal, state, and/or local law. Blue Origin will consider for employment qualified applicants with criminal histories in a manner consistent with applicable federal, state, and local laws, including the Washington Fair Chance Act, the California Fair Chance Act, the Los Angeles Fair Chance in Hiring Ordinance, and other applicable laws. For more information on “Know Your Rights,” please see here.\nAffirmative Action and Disability Accommodation\nApplicants wishing to receive information on Blue Origin’s Affirmative Action Plans, or applicants requiring a reasonable accommodation in order to participate in the application and/or interview process, please contact us at . Please note this is a publicly managed inbox. 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