Mechanical Thermal Engineer

The Mechanical Thermal Engineer will support various projects located in Pasadena, California as part of the NASA/JPL MASS contract.

The position will perform thermal and structural analyses of electronic hardware designs and systems/subsystems, including enclosures.

• Perform thermal and structural analyses of electronic hardware designs.
• Determine component temperatures for a variety of environments and assess random vibration fatigue life.
• Review analysis submitted by subcontractors to JPL projects.
• Support environmental test programs.
• Support program/project design reviews.
• Interact extensively with project personnel.
• 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 TS/SCI (SSBI) Level clearance.
• Must have a bachelor's degree degree in mechanical engineering, aeronautical engineering, or physics.
• Must have a minimum of 15 years of recent and related work experience.
• Extensive experience in structural/thermal analysis and testing of electronic hardware and related disciplines.
• Proficient in thermal and structural design and analysis software such as Thermal Synthesizer System (TSS), ANSYS, COSMOS, Thermal Analyzer System (TAS), and Solid Works or equipment.
• Proficient background in electronics packaging, engineering or manufacturing.
• Ability to communicate well in verbal and written correspondence with multiple job disciplines.

• Experience reviewing Quality Assurance documentation, including verification of material certifications, test data, and full material traceability to purchase‑order requirements.
• Background in environmental requirements engineering and testing.
• Demonstrated capability in writing clear and detailed inspection reports, discrepancy documentation, and nonconformance records.
• Ability to work effectively in a fast‑paced environment while maintaining accuracy, attention to detail, and strong organizational skills.
• Demonstrated teamwork and collaboration skills, including supporting peers, sharing knowledge, and contributing to a positive work environment.

• 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 inside or outside work depending on the task.
• Work may involve sitting or standing for extended periods (90% of the time) and may require lifting and carrying up to 25 lbs. (5% of the time).
• Regular attendance in accordance with an established work schedule is critical.

Bastion offers a wide range of benefits for their full-time employees; medical, prescription, dental, vision, AD&D, disability benefits, life insurance, retirement 401k, vacation, sick pay, holidays, flexible work schedules (when…