Principal Thermal Engineer

Reposted 14 Days Ago
Be an Early Applicant
2 Locations
In-Office
200K-280K Annually
Expert/Leader
Aerospace • Artificial Intelligence • Hardware • Machine Learning • Software • Defense • Manufacturing
Delivering decisive capabilities for space superiority.
The Role
The Principal Thermal Engineer will lead thermal architecture decisions, serve as a subject matter expert, and guide engineering teams for spacecraft development, focusing on analysis, testing, and mission success.
Summary Generated by Built In

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.

YOUR MISSION

True Anomaly is looking for a creative Principal Thermal Engineer to develop new spacecraft. In this role you will work with a multi-disciplinary product team to rapidly develop and produce new space systems. 

RESPONSIBILITIES

  • Lead large, high-priority, cross-functional thermal architecture decisions that have significant impact on spacecraft design, mission success, and company growth 
  • Serve as the principal thermal advisor and subject matter expert across multiple spacecraft programs, providing authoritative guidance on complex or critical thermal challenges 
  • Define thermal design philosophy, standards, and best practices to be adopted across programs and lower-level engineering teams 
  • Develop and own integrated thermal analysis frameworks covering heater/radiator sizing, external coatings, and thermal control architectures across a variety of design reference missions (DRMs) 
  • Lead thermal interface coordination across all subsystems and guide multidisciplinary teams in resolving critical thermal integration issues 
  • Lead and provide technical direction for Thermal Vacuum and Thermal Cycle test programs, including model correlation strategy 
  • Support and advise on-orbit operations, bringing principal-level expertise to anomaly resolution and mission sustainment 
  • Contribute to company-level technical direction, participating as a stakeholder in shaping engineering roadmaps and organizational priorities 

QUALIFICATIONS

  • Bachelor's degree in mechanical engineering with training in analysis of structures and fluids; advanced degree strongly preferred (see below) 
  • 15+ years of professional experience in space thermal analysis and control (or 12+ years with a Master's degree, or 8+ years with a PhD) 
  • Demonstrated mastery of thermal vacuum testing, analysis, and model correlation across multiple complex spacecraft programs 
  • Proven track record of leading and resolving critical thermal challenges on high-priority, cross-functional programs with significant business impact 
  • Deep thermal expertise across a broad range of spacecraft subcomponents including optical payloads, mechanisms, structures, propulsion, and electronics 
  • Expert-level proficiency in Thermal Desktop, SolidWorks, and related thermal/structural analysis tools 
  • Demonstrated ability to define and drive thermal engineering standards, methodologies, and best practices at an organizational level 
  • Demonstrated history of working autonomously at a strategic level, shaping requirements and direction rather than receiving them 
  • Exceptional written and verbal communication skills, with experience presenting to senior leadership and external stakeholders 
  • Strong accountability mindset — owns outcomes across programs, drives balanced technical solutions to closure with urgency, and sets the standard for engineering excellence 
  • Passion for the space industry and a commitment to advancing the state of the art in spacecraft thermal design 

PREFERRED SKILLS AND EXPERIENCE

  • Master's degree or PhD in aerospace, mechanical, or a related engineering discipline 
  • Experience leading thermal engineering efforts on programs from concept through on-orbit operations 
  • Background in new space or rapid-development environments where thermal designs must be developed under aggressive schedules and resource constraints 
  • Experience in aero-heating and TPS design is a plus 
  • Experience mentoring and technically developing senior and staff-level engineers 
  • Familiarity with TS//SCI clearance requirements and experience operating in classified program environments 
  • Prior experience as a principal technical advisor or chief engineer on a spacecraft program 

COMPENSATION

  • Base Salary:  $185,000 - $315,000
  • 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

  • Work Location—Successful candidates will be located near Denver or Long Beach 
  • 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-Onsite 

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.


Skills Required

  • Bachelor's degree in mechanical engineering, advanced degree preferred
  • 15+ years of professional experience in space thermal analysis and control
  • Proven experience in thermal vacuum testing and analysis
  • Expert-level proficiency in Thermal Desktop and SolidWorks
  • Exceptional written and verbal communication skills

True Anomaly Compensation & Benefits Highlights

  • Healthcare Strength Public materials indicate 100% employer‑sponsored healthcare, including medical, dental, and vision, with HSA/HRA options highlighted as part of the core package.
  • Leave & Time Off Breadth Careers content and listings emphasize generous PTO and paid holidays, presenting time away from work as a meaningful component of total rewards.
  • Parental & Family Support Sources describe generous parental leave and on‑site support such as a Mother’s Room, signaling attention to family needs.

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The Company
HQ: Centennial, CO
300 Employees
Year Founded: 2022

What We Do

Space was once the quietest place in the universe. Now, it's crowded, contested, and confrontational.  We are True Anomaly: the only defense company focused exclusively on space defense. Founded in 2022 by ex-U.S. Space Force members, True Anomaly designs and builds advanced systems for space superiority: agile and powerful spacecraft platforms, mission software engineered for unmatched command and control, and payloads tailored for precision sensing and effects.    True Anomaly is headquartered in Centennial, CO, with regional offices in Colorado Springs, CO, Long Beach, CA, and Washington, D.C.  We are hiring and seeking exceptional talent to join True Anomaly, from any technical industry or background, to bring unique talents, perspective, and solutions. If you embrace complexity, lead instead of follow, showcase integrity over ego, take ownership for outcomes, and measure success by impact, we want to hear from you.

Why Work With Us

True Anomaly exists to enable a secure, stable, and sustainable space environment for the US, its allies, and partners. We design and build spacecraft and software solutions for space superiority. If you are ready to contribute to the future of space defense, we’d love to hear from you.

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True Anomaly Offices

Hybrid Workspace

Employees engage in a combination of remote and on-site work.

We are a hybrid office culture. Our employees work from offices in Denver, Colorado Springs, Los Angeles, and Washington D.C. We recognize the importance of in-office collaboration, but also the value of a flexible work and location requirements

Typical time on-site: Not Specified
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HQEngineering and Manufacturing
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Mission Operations
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Engineering and Manufacturing
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Government Affairs and Sales
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