Heat Transfer jobs in Berkeley, CA

Fremont, California

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Today

Job#: 3056685 Job Description: Senior Mechanical Simulation Engineer Location: Onsite in Fremont, CA Schedule: Monday-Friday, 8:00 AM - 5:00 PM PST Interview Process: Round 1: 1-hour virtual technical screenRound 2: 3-hour onsite panel interviewPosition Overview We are seeking a Senior Mechanical Simulation Engineer to support the analysis, validation, and optimization of complex equipment, subsystems, and components through advanced computational modeling and simulation. This role will fo

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Full-time

$60 - $70 per hour

RF Mechanical Engineer I (Onsite)

Remote or Tucson, Arizona

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Today

Date Posted: 2026-09-28 Country: United States of America Location: US-AZ-TUCSON-M02 ~ 1151 E Hermans Rd ~ BLDG M02 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance Type: DoD Clearance: Secret Security Clearance Status: Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date Are you ready

Full-time

USD 57,200.00 - 108,800.00 per year

PERM & REMOTE: NUCLEAR SIMULATOR ENGINEER 3

Remote

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Today

TITLE: PERM & REMOTE: NUCLEAR SIMULATOR ENGINEER 3 JOB DESCRIPTION: TYPE: Full Time Employee LOCATION: Remote but with travel MUST HAVE EXCELLENT COMMUNICATION SKILLS. This position is available for remote work within the contiguous United States with travel as required for business needs. PAY & BENEFITS: The target pay range for this position is: $87,107 - $105,129 annually. The full pay range is $78,096 - $122,149 annually. POSITION SUMMARY: This simulator modeling engineer will be working

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Full-time

87000 - 105000

Simulator Software Developer 4

Remote

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22d ago

Key Responsibilities Accurately translate information from engineering documentation into plant models. Support the development, testing, and operation of Client's control room simulator and other software projects. Develop software following Client's established procedures and processes to maintain configuration control. Document software defects using issue tracking software. Recommend solutions when errors occur, and identify common-cause issues affecting software performance. Solve problems

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Full-time

Depends on Experience

Senior Mechanical Design Engineer, Fluids Analysis

Berkeley, California

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Today

Are you ready to build America's energy future? Form Energy is an American manufacturing and energy technology company. We're revolutionizing energy storage with cost-effective, multi-day technology designed to keep the electric grid secure and reliable, even during extended periods of stress. By strengthening the electric system and reimagining what's possible, we're giving clean energy a whole new form! In recent years, Form Energy has earned a number of accolades, including being named by TIM

Full-time

USD 128,662.00 - 192,953.00 per year

Process Engineer

Remote or Santa Clara, California

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Today

Thanks for your interest in Oklo! We are searching for a Process Engineer to join our engineering team. Position Description Process Engineers at Oklo are responsible for the design, engineering analyses, systems engineering, specifications development, and operations of the fluids and power process systems used in Oklo's power plants. Specific responsibilities may include: Design fluid and process systems including: piping, valves, compressors, pumps, and heat exchangersDefine process equipme

Full-time

USD 80,000.00 - 155,000.00 per year

Senior Laser Process Engineer

Emeryville, California

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Today

Atomic Machines is building the Matter Compiler , the first in a new class of AI-native, all-digital manufacturing systems that build working machines directly from code. The Matter Compiler is aimed at micro-machines: motors and gears the size of a grain of sand, robots small enough to work inside the body, cooling built directly into the chips that run AI, and the many devices like them that have been waiting on a way to build them. Its first product is PrimeSwitch , an electromechanical powe

Full-time

USD 220,000.00 - 240,000.00 per year

Lead Mechanical Engineer 1 - Mission Critical

Remote

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Today

Responsibilities This is a lead-level engineering position that offers a variety of challenging opportunities in Mechanical Engineering and will provide an excellent opportunity for career advancement. Lead Mechanical design engineering efforts on a multi-disciplined project design team and apply mechanical engineering expertise to the design and analysis of special purpose equipment, pressure vessels, and interfacing systems, controls, and structural support elementsPrepare and review complex

Full-time

USD 118,023.00 - 180,313.00 per year

Senior Mechanical Engineer 1 - Nuclear Plant Analysis

Remote

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Today

Responsibilities This position will offer you the ability to directly apply your knowledge of thermodynamics, heat transfer, fluid mechanics, and experience in power plant engineeringYou will be preparing or reviewing calculations, evaluations, and technical reports to support client recommendations and reviews, and will additionally conduct equipment sizing, optimization evaluation, and selection in response to client needsWhile supporting clients and project teams with other Mechanical Engine

Full-time

USD 84,762.00 - 129,498.00 per year

Mechanical Engineer Consultant 2 (Nuclear Plant Analysis) - Nuclear

Remote

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Today

Responsibilities Our electric power generation clients are seeking to increase the power output of their existing power plants to meet the electric demands. This is expanding work in the Mechanical Analysis Engineering group. You will work on major systems, equipment and plant process in the following areas: Develop and lead licensing basis system and component evaluations for nuclear power uprate projects.This position will offer you the ability to directly apply your knowledge of thermodynami

Full-time

USD 145,310.00 - 222,001.00 per year

General Engineer

Oakland, California

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3d ago

Summary This vacancy is for a GS-0801-12, General Engineer located in the Department of Homeland Security, U.S. Coast Guard, SILC-CEU OAKLAND-PL CONSTRUCTION SECTION in OAKLAND, California. Learn more about this agency Duties Help You will serve as a General Engineer and be responsible for serving as the project point of contact for customers, activity, command, and contracting teams. Also serves as an engineer for independent technical reviews, project scoping, field investigation, plannin

Full-time

USD 111,896.00 - 145,468.00 per year

Lead Mechanical Engineer 2 (Nuclear Plant Analysis) - Nuclear

Remote

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Today

Full-time

USD 134,546.00 - 205,557.00 per year

Senior Mechanical Engineer 2 - Nuclear Plant Analysis

Remote

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Today

Full-time

USD 100,019.00 - 152,807.00 per year

CFD/Thermal Hydraulics Engineer III-IV

Remote or Rockville, Maryland

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Today

X-energy LLC conducts a thorough recruiting process and will never issue offers without interview to discuss qualifications and responsibilities. All applications will be submitted via our company career page, We will never ask you to provide payment information as part of the recruiting process. If anyone claiming to represent X-energy directs you in a manner otherwise, please contact us at ;br> Job Description This role is responsible for the engineering design and development of mechanical s

Full-time

USD 122,500.00 - 138,750.00 per year

Thermal Engineer

Redwood City, California

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Today

About Us Array Labs builds advanced radar systems to help humanity understand and respond to changes across the physical world. We're launching a coordinated fleet of radar satellites to create a high-resolution 3D map of the Earth - updated in real time - enabling faster, smarter decision-making for government and commercial organizations supporting disaster response, infrastructure resilience, and mission-critical geopolitical intelligence. We design and build our satellites end-to-end, prod

Full-time

USD 150,000.00 - 250,000.00 per year

Staff Mechanical Engineer, Sealing Systems

Menlo Park, California

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Today

About Mainspring Mainspring Energy manufactures and delivers fuel-flexible, low-emissions local power solutions that rapidly add new capacity and deliver reliable, affordable, and sustainable electric power. The company began commercial shipments of its Mainspring Linear Generators in 2020 and today has hundreds of megawatts in advanced development and field operations for leading Fortune 500 companies, data centers, and utilities. Mainspring also partners with global energy leaders including A

Full-time

USD 172,000.00 - 230,000.00 per year

Sr. Process Control Engineer

Remote

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Today

Sr. Process Control Engineer At Salas O'Brien we tell our clients that we're engineered for impact. This passion for making a difference applies just as much to our team as it does to our projects. That's why we're committed to living our values every day: inspiring, achieving, and connecting as shared owners of our success with a focus on a sustainable future. Building for the long-term means that all our team members can expect to work on amazing projects with a people-first approach to prob

Full-time

USD 130,000.00 - 150,000.00 per year

Lead Mechanical Engineer 1 (Nuclear Plant Analysis) - Nuclear

Remote

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Today

Full-time

USD 118,023.00 - 180,313.00 per year

Propulsion Engineer - Solid

Remote or Folsom, California

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Today

Voyager is an innovative space, defense, and national security technology company committed to advancing and delivering transformative, mission-critical solutions. We tackle the most complex challenges to unlock new frontiers for human progress, fortify national security, and protect critical assets to lead in the race for technological and operational superiority from ground to space. Forge the Future: Join Voyager Technologies The future belongs to those who build it. At Voyager Technologies

Full-time

USD 103,000.00 - 218,000.00 per year

Mechanical Engineer Internship Summer 2027 - San Francisco, CA

San Francisco, California

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Today

The Opportunity PAE is seeking a motivated and inquisitive Mechanical Engineering Intern to join our team in any one of our major office locations, including: San Francisco, CA, Seattle, WA, New York, NY, Boston, MA, Denver, CO, Portland, OR and Los Angeles, CA. Who We Are PAE is an engineering and design firm that turns complex challenges into reality. By leveraging the latest technologies, we solve problems in unique ways, and our designs enable buildings and communities to be more resilient

Full-time

USD 21.00 - 27.00 per hour

Heat Transfer jobs in Berkeley, CA, USA