Heat Transfer Jobs

Sargent & Lundy's Nuclear Power Group seeks a Mechanical Engineer 3 to apply expertise in thermodynamics, heat transfer, and power-plant mechanical systems supporting nuclear projects from the Chattanooga office.

Lead technical power uprate projects within Sargent & Lundy’s Nuclear Power Group, applying senior mechanical engineering expertise to increase plant output and support clients across nuclear systems.

Sargent & Lundy is hiring a Senior Mechanical Engineer to support balance-of-plant design, analyses, and modification work for operating nuclear power plants.

AECOM is hiring a Mechanical Engineering Intern in Virginia Beach to support multidisciplinary infrastructure projects with hands-on design and analysis work while gaining professional experience.

Mechanical Engineering Intern for Sargent & Lundy’s Nuclear Power Group to support design, calculations, and project reporting for nuclear and power-plant engineering projects.

ERG seeks early-career Production Engineers to support manufacturing operations and technical documentation at a federal site in Indian Head, MD.

Alloy Enterprises is hiring a Sr. Solutions Engineer to lead technical customer engagements and design manufacturable thermal solutions that enable breakthrough cooling performance.

Senior mechanical engineering role responsible for owning thermal and fluid system architecture, driving design through testing and manufacturing, and mentoring engineering teams at a fast‑growing clean energy company.

Lead the development and deployment of high-fidelity CFD/thermofluid solvers and accelerate physics-based simulation workflows to power Stand's climate-risk models.

Lead mechanical design for Base's high-power residential grid-tied inverter, applying deep thermal and power-electronics packaging expertise to deliver production-ready systems.

Arbor is hiring a Sr. Heat Transfer Engineer to lead thermal modeling and secondary-flow design for advanced turbomachinery in its modular BECCS power systems.

Early-career mechanical engineer needed to design, prototype, and test spaceflight fluid/thermal hardware for NASA and commercial missions at IRPI.

Lead the design, testing, and production introduction of the lubricant-free piston and ring sealing system for Mainspring’s Linear Generator at the Menlo Park R&D site.

Evonik is seeking a Utilities Process Engineer in Lafayette, IN to support process performance, scale-ups, and continuous improvement for safe and efficient chemical manufacturing.

Join CesiumAstro as a Senior Thermal Engineer I to design, analyze, and validate thermal management solutions for satellite and aerospace electronics in a fast-paced, hands-on startup environment.

Lead the integration of LLMs and AI into physics-driven engineering workflows at Exowatt to optimize thermal energy storage, system performance, and predictive digital twins.

GE Aerospace is hiring an Advanced Lead Engineer in Thermal System Design to perform secondary flow analyses, rig testing, and thermal optimization for LEAP hot-section components.

Experienced mechanical or chemical engineers are sought to design process utility systems and support construction of regulated manufacturing facilities at CRB's Dallas office.

A postdoctoral research associate is needed to lead experimental and computational studies on aircraft icing and anti-/de-icing at Iowa State University's Aerospace Engineering laboratory while supporting lab management and student mentorship.

Drive fluid and thermal system innovation for autonomous UAVs as Senior Staff Fluid & Thermal Systems Engineer at Shield AI.

An early-career Mechanical Engineer opportunity at Sargent & Lundy to work on nuclear power plant mechanical systems, performing calculations, equipment sizing, and technical documentation with potential site travel.

Contribute as a Thermal Engineer at Anduril Industries by leading thermal analysis and design for cutting-edge space hardware systems powering next-generation defense technologies.

Work as a Manufacturing Engineer at General Dynamics Mission Systems in Marion, VA, developing and improving production methods and collaborating with design teams to deliver defense-related hardware.

Contribute your mechanical engineering expertise at Sargent & Lundy, supporting advanced power plant solutions within a dynamic hybrid work environment.