Principal Engineer - CFD/Thermal

101 Bloom Energy; Concord (NH); On-site; USD 176,000 - 254,000; Full time

Job summary

Bloom Energy is seeking a Principal Engineer - CFD/Thermal to drive advanced thermal management for energy server enclosures. The role requires leading CFD studies, mentoring engineers, and delivering precise predictions to support product development from concept to production.

Based onsite in San Jose, CA, you will collaborate across teams, present results to diverse stakeholders, and expand CFD capabilities to improve reliability and performance in demanding data-center environments.

Qualifications

• MS or PhD in Mechanical/Aerospace engineering.
• Deep understanding of Fluid Mechanics, Heat Transfer and CFD.
• 8+ years of industry CFD experience in Thermal management for electronics/data-center cooling.
• Proficiency in CFD tools: ANSYS Icepak, Fluent or Flotherm.
• Ability to perform hand calculations from first principles for quick predictions.
• Ability to manage multiple projects and deliver on time.
• Mentor junior team members and communicate findings clearly.
• Excellent verbal and written communication skills.

Responsibilities

• Lead and conduct CFD/Thermal studies for energy server enclosures and site installations.
• Provide guidance on enclosure thermal management for product development from concept to production.
• Work in a fast-paced environment, delivering timely predictions and insights.
• Collaborate with cross-functional teams including feasibility studies.
• Report and present results and recommendations to Bloom Energy groups and customers as needed.
• Guide on flow/thermal tests and field data collection for validation and performance characterization.
• Expand CFD capabilities with new model developments and improvements.

Education

MS or PhD in Mechanical/Aerospace engineering

Tools

ANSYS Icepak

Fluent

Flotherm

Job description

At Bloom Energy, our vision for a world powered by clean, reliable, and affordable energy is more than just a dream—we’re making it reality. For over two decades, we’ve been at the forefront of the global energy transition, pioneering solutions that empower critical industries to thrive in a rapidly digitizing, energy-intensive world. From revolutionizing power for AI-driven data centers to ensuring resilience for hospitals, electric grids, manufacturing facilities, and utilities, our solid oxide fuel cell (SOFC) and solid oxide electrolyzer (SOEC) technologies are redefining what’s possible by delivering energy abundance for all. With more than 30,000 fuel cell modules deployed worldwide, we are the trusted partner for Fortune 100 companies and innovators alike. Our cutting‑edge solutions enable unparalleled “time‑to‑power” capabilities, reliability, and sustainability, ensuring our customers remain ahead in a world where soaring energy demand and intensifying energy scarcity are rapidly becoming the new norm. At Bloom, we thrive on collaboration, bold thinking, and relentless innovation. We believe that, together, we can create a brighter, more sustainable future while tackling the most pressing challenges of the 21st century.

We are looking for a Principal Engineer -CFD/Thermal to join our team in one of today’s most exciting technologies. This role will report to Sr. Director, Development Engineering.

Location: This position will be fully Onsite based in San Jose, CA

Role and Responsibilities:

• Lead and conduct CFD/Thermal studies for Energy server enclosures and site installations.
• Provide regular guidance on enclosure thermal management for Product development, from concept to production.
• Work in a fast-paced environment, ensure timely guidance with accurate predictions.
• Collaborate with Cross‑functional teams including for feasibility study.
• Report and present results/recommendations across diverse groups within Bloom, and customers, as needed.
• Provide guidance on flow/thermal tests, field data collection for validation and performance characterization.
• Expand CFD capabilities with new model developments and model improvements.

Skills and Experience:

• MS or PhD in Mechanical/Aerospace engineering.
• Deep understanding of the fundamentals of Fluid Mechanics, Heat Transfer and CFD.
• 8+ years of industry experience utilizing CFD in Thermal management, in Electronics/Data center cooling.
• Highly skilled in one of the CFD tools: ANSYS Icepak(preferred)/Fluent/Flotherm.
• Be creative in utilizing CFD for quick and accurate predictions as well as conduct hand calculation from first principles.
• Be able to manage multiple projects simultaneously, ensuring accurate and timely deliverables.
• Provide technical guidance to junior members in the team.
• Self‑starter, quick learner, able to work in a dynamic environment.
• Exceptional verbal and written communication skills.

Bloom Energy is an equal opportunity employer and makes employment decisions on the basis of merit. We are committed to compliance with all applicable laws providing equal employment opportunities. All qualified applicants, will receive consideration for employment without regard to race, sex, color, religion, national origin, protected veteran status, or on the basis of disability. Bloom Energy makes reasonable accommodations, consistent with applicable laws, for the known physical or mental limitations of an otherwise qualified applicant or employee with a disability, who can perform the essential job functions, unless undue hardship would result. Bloom Energy is committed to fair and equitable compensation practices. The total compensation for this position includes standard company benefits and is based on various factors including, but not limited to, relevant skills and experience.

#LI-BC1 Salary Ranges: $176,300.00 - $253,700.00

Bloom Energy's mission is to make clean, reliable energy affordable for everyone in the world. With roots in NASA’s Mars Program, the company’s founder, chairman, and Chief Executive Officer, Dr. K.R. Sridhar, developed an innovative fuel cell technology that is shifting the energy paradigm and redefining the electric power market. The Bloom Energy Server is a distributed electric power solution built for the digital age and capable of delivering highly reliable, uninterrupted, 24x7 constant power that is also clean and sustainable. Bloom’s unique on‑site power generation systems are among the most efficient on the planet, providing significantly reduced operating costs and producing dramatically lower greenhouse gas emissions. By generating power where it is consumed, Bloom Energy offers increased electrical reliability and improved energy security, providing a clear path to energy independence. Some of the largest companies in the world trust Bloom Energy to provide their businesses with clean, reliable and resilient energy. Bloom’s customers include many Fortune 100 companies and leaders in manufacturing, data centers, healthcare, retail, higher education, utilities, and other industries. The company, headquartered in San Jose, California, is growing quickly and looking to add to its dynamic team. Stay up to date with Bloom Energy through our social channels.

For more information visit: www.bloomenergy.com and view a video on What Powers Us!