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Thermal Engineer (Senior or Staff)

True Anomaly

Long Beach, CAJob$160–285K/yrPosted todayStill listed today

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At a glance

Compensation
$160–285K/yr
Location
Long Beach, CA
Work Authorization
Work authorization required

Olive focuses on jobs in the United States, including remote roles you can work from there.

Requirements

Credentials this posting asks for.

TS/SCI clearance, requiredBachelor's degree, required

Job overview

True Anomaly seeks a Senior- or Staff-level Thermal Engineer to develop spacecraft with a multidisciplinary product team. The role focuses on thermal design and analysis, thermal-control components, subsystem interfaces, testing, and on-orbit operations. The position is onsite in Centennial or Long Beach. Candidates need a mechanical engineering bachelor’s degree, at least six years of space thermal analysis and control experience, and the ability to maintain or obtain TS//SCI clearance.

Skills & qualifications

RequiredNice to have

Skills

Thermal Analysis, nice to haveMechanical Engineering, nice to haveThermal Vacuum Testing, nice to haveSolidWorks (CAD), nice to haveThermal Control, requiredModel Correlation, requiredSpacecraft Subcomponents, requiredThermal Desktop, requiredTeamwork, requiredAutonomous Work, requiredWritten Communication, requiredVerbal Communication, requiredAccountability, requiredCollaboration, requiredAnalysis of Structures and Fluids, requiredSpace Industry, required

Qualifications

Bachelor's in Mechanical Engineering, required6+ Years Space Thermal Experience, requiredTS//SCI Clearance, requiredMaster's in Aerospace, nice to haveU.S. Citizenship or Permanent Residency or Protected Individual or Export Authorization, required

Benefits

Medical Insurance
Dental Insurance
Vision Insurance
Paid Time Off
Parental Leave
401(k) Match

Full job description

Space is a warfighting domain. True Anomaly seeks those with the talent and ambition to build the technology that secures it. OUR MISSION True Anomaly delivers decisive capabilities for space superiority. We build autonomous spacecraft, advanced payloads, mission software, and space-based interceptors — enabling the U.S. and its Allies to secure the space environment and counter threats from the ultimate high ground. OUR VALUES

  • Be the offset. We create asymmetric advantages with creativity and ingenuity.
  • What would it take? We challenge assumptions to deliver ambitious results.
  • It’s the people. Our team is our competitive advantage and we are better together.

BENEFITS & PERKS*

  • Best-in-class healthcare: 100% company-paid medical, dental, and vision coverage for you and your dependents, with HSA/HRA options
  • Generous time off: Flexible Time Off (FTO) for exempt employees, accrued PTO of up to 25 days for non-exempt employees, plus 12 paid holidays; Parental Leave; Sick Leave
  • Fuel for your day: Daily catered lunch and unlimited snacks for in-office employees
  • And more: 401(k) retirement plan, fitness reimbursement, and Dog Fridays
  • Equity participation: Equity is included as part of our total compensation package, giving you an opportunity to share in the company’s success.

*Do not apply to fixed term and temporary roles

YOUR MISSION True Anomaly is looking for a creative Thermal Engineer at the Senior or Staff level to develop new spacecraft. In this role you will be work with a multi-disciplinary product team to rapidly develop and produce new space systems. RESPONSIBILITIES

  • Work with a product focused team including mechanical, electrical, software, and automation engineers to rapidly develop revolutionary thermal designs
  • Perform integrated thermal analysis to determine heater/radiator sizing and external coatings required to maintain all elements of the SV in thermal limits
  • Perform thermal detailed analysis over variety of design reference missions (DRM’s)
  • Design and help develop detail piece part and assembly drawings for heaters, MLI, and other thermal control components
  • Assist with electronic thermal predictions and board level analysis
  • Coordinate thermal interfaces between subsystems
  • Support Thermal Vacuum and Thermal Cycle testing
  • Support on orbit operations

QUALIFICATIONS

  • Bachelor’s degree in mechanical engineering with training in analysis of structures and fluids
  • 6+ years of professional experience in space thermal analysis and control
  • Demonstrated excellence in thermal vacuum testing, analysis and model correlation
  • Thermal experience with spacecraft subcomponents such as optical payloads, mechanisms, structures, etc.
  • Proficiency in tools such as Thermal Desktop and Solidworks
  • Passion for the space industry
  • Demonstrated ability to work in a multidisciplinary team
  • Demonstrated ability to work autonomously with little input on requirements or management oversight
  • Excellent written and verbal communication skills
  • Strong Desire to be accountable to day to day tasks, own mistakes, and drive balanced solutions to closure through sound technical solutions and a sense of urgency
  • Strong Willingness to go above and beyond to achieve team success through task execution and collaboration

PREFERRED SKILLS AND EXPERIENCE

  • Master’s degree in aerospace

COMPENSATION

  • Base Salaries: $160,000-$285,000
  • Equity + Benefits including Health, Dental, Vision, HRA/HSA options, PTO and paid holidays, 401K, Parental Leave

Your actual 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, location, and experience. ADDITIONAL REQUIREMENTS

  • Ability to maintain or obtain TS//SCI clearance
  • Work Location— This role is onsite at our Centennial location or Long Beach, CA
  • Work environment—the work environment; temperature, noise level, inside or outside, or other factors that will affect the person's working conditions while performing the job.
  • Physical demands—the physical demands of the job, including bending, sitting, lifting and driving.

This position will be open until it is successfully filled. To submit your application, please follow the directions below. #LI-Hybrid To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR) you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State. True Anomaly is committed to equal employment opportunity on any basis protected by applicable state and federal laws. If you have a disability or additional need that requires accommodation, please do not hesitate to let us know. To protect candidates and our company from application fraud and impersonation, we use third-party tools to verify applicant identity and detect fraudulent applications. Learn more in our Privacy Notice.

How this job compares

Set against the 7,181 open Mechanical Engineer jobs on Olive Jobs, counted November 13, 2026.

Pay
  • This posting$160–285K/yr
  • California median$125–180K/yr981 salary ranges
  • US median$104–160K/yr4,352 salary ranges

This range's midpoint, $223K, is 45% above the California median midpoint ($154K) — in the top quarter of Mechanical Engineer salary ranges in California.

Openings
Olive Jobs lists 1,235 open Mechanical Engineer jobs in California and 7,181 across the US. 3% of them nationwide are listed as remote or flexible.
Hiring the most in California
Experience
This posting asks for at least 6 years of experience; Mechanical Engineer postings that state a minimum ask for 5 years at the median (6,068 postings).
Education
This posting asks for a bachelor's degree; 4,949 of the 7,181 open Mechanical Engineer jobs (69%) ask for a bachelor's degree or higher.

Counted across the open, public US postings on Olive Jobs on November 13, 2026. Figures based on too few postings are left out.

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