UNKNOWN

FEED

Our specialized experience includes design for data centers, healthcare, science and technology, high-rise buildings, clean energy, education, and other building types as well as structural and building sciences, infrastructure asset management, advanced robotics, and more. Examples of the type of work to be performed include the design of mechanical and plumbing components and systems; engineering calculations and analysis of thermal and fluid dynamics; development of HVAC system designs for a variety of facility types; and fire protection and life safety system design and integration.

Salas O'Brien

Junior Mechanical Engineer

Mechanical Engineer

Portable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases. Radiant's unique, practical approach to nuclear development leverages modern software engineering to rapidly deliver safe, factory-built microreactors that use existing, well-qualified materials.

Radiant Nuclear

Senior Thermal-Hydraulics Engineer

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This role will interface with the appropriate Vertiv Offering Management or Design teams to ensure compliance with project proposals and to provide input as to customer needs into the business. Work with Bid Teams, Sales Offices and Account teams to analyze technical specifications, ensuring that Vertiv products meet customer design intent.

Vertiv Group Corp.

Application Engineer - GSA Thermal Management

Senior Thermal Modeling Engineer

In addition, certain roles also have the opportunity to receive and/or participate in profit sharing, allowances, travel and/or car expenses, and earn sales incentives based on revenue or utilization depending on the terms of the employee's role and individual offer details. We design, manufacture and service the mission-critical infrastructure technologies for vital applications in data centers, communication networks and commercial and industrial environments.

YEAR

Technical Sales Sr. Engineer - Thermal

Success criteria will be able to learn quickly how to install thermocouples on devices, able to kick off automated test scripts, able to monitor tests that are running in the chambers, if tests fail use documented debugging steps to troubleshoot, running manual tests and keeping labs neat and clean. Isolate and report defects effectively quantifying customer impact, and verify fixes through regression testing and other test methodologies.

Tata Consultancy Services Ltd

Thermal Test Python Automation Engineer

Working with systems engineers and other subsystem engineers to ensures that all components, subassemblies, subsystems, and systems survive the temperature environments for operational and non-operational limits throughout all project and mission phases. Working with other subsystem engineers (mechanical, electrical, communications, propulsion) to optimize design form, fit, function, and performance of the thermal control subsystem.

We are the transformative evolution of two prominent government services firms, ERC and Oasis Systems, each bringing with them a rich legacy of dedicated service to our nation’s Defense and Federal communities.
The company brings together 2,800 employees focused on Cybersecurity, Digital Solutions, Mission Support, and Systems Engineering serving customers in more than 36 states across the U.S. with Centers of Excellence in Washington DC, Huntsville, AL and Burlington, MA.
Our resources, deep expertise, and adaptable solutions will enable us to scale and expand development and engineering capabilities for Defense and Federal communities.

Astrion

Thermal Engineer

[AW]-iCims

This posting is expected to remain open for at least seven days after it was posted on October 01, 2026.Available benefits include medical, dental, vision, and prescription drug coverage; access to Health Coach from GE Vernova, a 24/7 nurse-based resource; and access to the Employee Assistance Program, providing 24/7 confidential assessment, counseling and referral services. GE Vernova Inc. or its affiliates (collectively or individually, “GE Vernova”) sponsor certain employee benefit plans or programs GE Vernova reserves the right to terminate, amend, suspend, replace, or modify its benefit plans and programs at any time and for any reason, in its sole discretion.

GE Vernova

Lead Engineer - Combustion Thermal Acoustics

Optomechanical Mastery: Deep expertise in precision mounting of optical components, kinematic and semi-kinematic design, flexures, thermal management and athermalization, and materials selection for dimensional stability (metals, ceramics, composites, adhesives). D. in Mechanical Engineering, Optical Engineering, or a related field, with a minimum of 10 years of relevant industry experience in optomechanical design within biotech, life science instrumentation, medical devices, semiconductor/metrology, or other high-tech instrumentation.

10X Genomics Inc

Staff Mechanical Engineer, Optomechanics

Reporting to the Mechanical Engineering Manager, the Senior Mechanical Engineer will provide technical leadership for the development of mechanical systems supporting Global Laser Enrichment's (GLE) first-of-a-kind uranium enrichment technology program. The Senior Mechanical Engineer will own assigned mechanical systems and components from conceptual design through fabrication, assembly, testing, and commissioning.

Global Laser Enrichment

Senior Mechanical Engineer

Perform advanced mechanical analysis to inform you designs - from numerical analysis through to FEA as you consider material selection and designs to meet the environment your designs need to operate in, including fatigue, vibration, shock, and thermal considerations. We design mechanical systems that perform not just in CAD or simulation, but in real-world chaos: misalignment, wear, debris, hydraulic spray, operator variability, and global deployment.

Position Summary: Vertiv is seeking a motivated and technically skilled Project Engineer to serve as the engineering lead on High Density Liquid Cooling (HDLC) and Integrated Solutions installation projects across the United States. In addition, certain roles also have the opportunity to receive and/or participate in profit sharing, allowances, travel and/or car expenses, and earn sales incentives based on revenue or utilization depending on the terms of the employee's role and individual offer details.

Vertiv Holdings, LLC

Project Engineer - Thermal/Liquid Cooling - Lorain, OH

The Mechanical Engineer II will play a key role in supporting Integrated Product Teams across the full product lifecycle, including design, analysis, prototyping, testing, and sustainment of digital, RF/analog, and mixed-signal electronics hardware. This role is ideal for a mid-level engineer with a strong background in thermal engineering, mechanical design, and electronics packaging, who can work independently while collaborating closely with cross-functional engineering teams.

TAP Engineering

Mechanical Engineer II

Typically requires: a University Degree in Mechanical or Aerospace Engineering or related engineering field, or equivalent experience and minimum 5 years prior relevant experience, or an Advanced Degree in a related field and minimum 3 years experience. The following position is to join our Research Center Team: The Aero-Thermal Testing Group at RTX Technology Research Center is seeking a candidate with experience in experimental testing and test facility operations.

RTX Corp

Aero-Thermal Test & Validation Engineer

Realta Fusion is a rapidly growing start-up developing compact magnetic mirror fusion energy systems to address the biggest challenge of our time - tackling global climate change while ensuring a sufficient energy supply for at least ten billion people on (and off) earth. Lead the mechanical design and integration of beamline components, ion source assemblies, extraction/acceleration grids, and associated accelerator equipment from concept through fabrication and commissioning.

Realta Fusion Inc

Senior Mechanical Engineer, Accelerator Technology

ADAPTED_NOW

Using sound mechanical engineering practices, this role is responsible for developing and improving Rytec’s product lines by executing and documenting Engineering Change Orders (ECOs) and project tasks. Analysis may include static and dynamic evaluation, development of free-body diagrams, force and torque load analysis, stress analysis, power and torque calculations, design validation methods, and other mechanical performance assessments.

Nucor

FULL_TIME

Key Responsibilities: The Senior Field Application Engineer (FAE) will lead pre-sales and post-sales support initiatives by collaborating with customers, partners, and internal business groups (BGs) to drive successful sales conversions. Today, we’re driving transformation across industries with smart, sustainable systems that enable everything from AI, industrial automation, and data centers to EV charging, renewable energy, and intelligent buildings.

Delta Electronics (Americas) Ltd.

Senior Field Application Engineer - Thermal/Cooling - Fremont

Thermal Hydraulics Engineer BSE, or advanced degree, in a related engineering field along with the following Minimum 10 year experience in the nuclear industry and familiar with nuclear power plant operations. Able to develop or help develop innovative solutions to customer problems.

Associates Systems

Thermal Hydraulics Engineer

As part of the Thermal Design Team, you will model and drive the design of the thermal systems, including air/coolant systems and refrigerant cycles, that help make Tesla Energy products world class, working with a highly motivated and interdisciplinary team that rethinks how thermal systems should be designed from the ground up. The role is collaborative and cross-functional, requiring extensive interfacing with teams including systems engineering, parallel design teams, electrical/firmware engineering, and validation tests, to name a few.

Thermal Engineer Jobs in the United States

Junior Mechanical Engineer Salas O'Brien

Mechanical Engineer Salas O'Brien

Senior Thermal-Hydraulics Engineer Radiant Nuclear

Application Engineer - GSA Thermal Management Vertiv Group Corp.

Senior Thermal Modeling Engineer Radiant Nuclear

Technical Sales Sr. Engineer - Thermal Vertiv Group Corp.

Thermal Test Python Automation Engineer Tata Consultancy Services Ltd

Thermal Engineer Astrion

Lead Engineer - Combustion Thermal Acoustics GE Vernova

Staff Mechanical Engineer, Optomechanics 10X Genomics Inc

Senior Mechanical Engineer Global Laser Enrichment

Senior Mechanical Engineer AIM

Project Engineer - Thermal/Liquid Cooling - Lorain, OH Vertiv Holdings, LLC

Mechanical Engineer II TAP Engineering

Aero-Thermal Test & Validation Engineer RTX Corp

Senior Mechanical Engineer, Accelerator Technology Realta Fusion Inc

Mechanical Engineer II Nucor

Senior Field Application Engineer - Thermal/Cooling - Fremont Delta Electronics (Americas) Ltd.

Thermal Hydraulics Engineer Associates Systems

Internship, Thermal Engineer, Energy Engineering (Winter/Spring 2027) Tesla Inc

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