Thermal Analysis Engineer

The Thermal Analysis Engineer will support the space program located in Houston, TX.

• Develop and maintain simplified to high‑fidelity thermal models using Thermal Desktop, SINDA/FLUINT, and related tools.
• Perform steady‑state and transient thermal analyses for spacecraft components, subsystems, and integrated vehicle configurations.
• Evaluate thermal performance across mission phases, including ascent, cruise, lunar orbit, surface operations, and off‑nominal scenarios.
• Perform thermal sensitivity studies in support of vendor vehicle designs, GFE designs or requirement development.
• Support thermal verification and validation activities, including test planning, thermal vacuum testing, data analysis, and model correlation.
• Collaborate with design teams to optimize PTCS and ATCS architecture.
• Provide guidance on thermal design considerations and ensure compliance with NASA requirements and best practices.
• Participate in design reviews, technical interchange meetings, and anomaly investigations.
• Review NASA and vendor thermal designs for technical accuracy and requirement compliance.
• Document analysis results, prepare technical reports, and present findings to internal stakeholders and NASA customers.
• Support integration with systems engineering, mission operations, and hardware development teams throughout the engineering lifecycle.
• Other duties as assigned.

This position has been posted at multiple levels (must meet minimum level indicated). Depending on the candidate's experience, requirements, and business needs, we reserve the right to consider candidates at any level for which this position has been advertised.

• This position requires US Citizenship or Permanent Resident status due to the sensitivity of customer related information.
• Must have a bachelor's degree in the field of engineering.
• Must have a minimum of 2 years of recent and related work experience.
• Experience with thermal analysis tools such as Thermal Desktop, COMSOL, ANSYS Fluent, or similar industry‑standard software.
• Strong understanding of heat transfer principles and spacecraft thermal environments.
• Ability to assess and validate thermal designs for technical accuracy and compliance with requirements.

• Typically, 5-10 years of relevant engineering experience.
• Familiarity with NASA JSC organizations, processes, and procedures.
• Experience with PTCS or ATCS hardware design, analysis, testing, certification, or operations.
• Proficiency with Thermal Desktop is strongly preferred.
• Proven experience performing thermal analysis and design for aerospace systems.
• Familiarity with the Engineering Life Cycle and requirements verification processes.
• Demonstrated ability to coordinate support from a wide range of technical disciplines.
• Demonstrate strong leadership by fostering collaboration, driving clear technical direction, and contributing to a culture of accountability and high‑quality engineering.

• This position is located onsite and offers a 9/80 schedule with every other Friday off; some travel may be required.
• Schedules are subject to change based on the requirements of the position and/or customer needs.

All Bastion employees must be able to pass a national agency check and some positions require clearance and will require an extensive background verification/check process.

All Bastion employees must be able to pass a pre‑employment drug screen and are required to participate in periodic random drug and alcohol screenings.

• Must have experience with Microsoft Office Suite, Word, Excel, PowerPoint, and TEAMS.
• All of Bastion's employees must be team players with strong work ethics and must be culture oriented.
• Able to communicate effectively, verbally and in written form, with internal and external customers.
• Able to follow company programs, processes, procedures, practices, requirements, goals, and objectives.
• Must be organized with good time management skills and must be able to work outside normal schedule and adjust schedule to meet peak periods and surge requirements.
• Generally, an office environment, but can involve…