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Entry Level Thermal Engineer Jobs in California (NOW HIRING)

Engineer for EMI/EMC robustness, thermal resilience, and fault isolation under field operating ... Experience Level: We are recruiting across a wide range of experience levels from entry level ...

Power Electronics - Electrical Engineer I

Alpine, CA · On-site

$112K - $133K/yr

We are looking for an entry-level Power Electronics Engineer who is excited to help bring X-BAT ... Partner with ECAD engineers on PCB layout for power density, thermal performance, EMI mitigation ...

Mechanical Design Engineer

Bodega Bay, CA · On-site

$110K - $140K/yr

Diamond Foundry Inc. is solving the thermal limitation at the foundation of today's most exciting ... Plus, entry-level to 3 years of professional experience in mechanical design. * Prior experience ...

In this entry-level role, you will support the assembly, testing, and basic prototyping of ... Contribute to the integration of energy storage, materials, thermal solutions, power electronics ...

In this entry-level role, you will support the assembly, testing, and basic prototyping of ... Contribute to the integration of energy storage, materials, thermal solutions, power electronics ...

Engineering Technician

San Bruno, CA · On-site

$24.40 - $65.40/hr

In this entry-level role, you will support the assembly, testing, and basic prototyping of ... Contribute to the integration of energy storage, materials, thermal solutions, power electronics ...

... and thermal chambers. KEY RESPONSIBILITIES: * Work with customers, field team and R&D team to ... Work with engineering team and vendors to prototype and test hardware * Design, collect data ...

Showing results 41-60

Entry Level Thermal Engineer information

See California salary details

$29.6K

$68.5K

$116.5K

How much do entry level thermal engineer jobs pay per year?

As of Sep 8, 2026, the average yearly pay for entry level thermal engineer in California is $68,454.00, according to ZipRecruiter salary data. Most workers in this role earn between $50,800.00 and $77,500.00 per year, depending on experience, location, and employer.

What is an entry level thermal engineer?

An Entry Level Thermal Engineer is responsible for assisting in the design, analysis, and testing of thermal management systems for various applications, such as electronics, aerospace, or automotive industries. They work with senior engineers to assess heat transfer, fluid dynamics, and insulation strategies to ensure efficient thermal performance. Their tasks may include running simulations, conducting experiments, and preparing reports to support product development. Strong problem-solving skills and knowledge of thermodynamics, heat transfer, and computational tools are essential for this role.

What types of projects or tasks can an entry level thermal engineer expect to work on during their first year?

In your first year as an Entry Level Thermal Engineer, you can expect to assist with thermal analyses, run simulations, and support the design and testing of systems related to heat transfer and energy efficiency. Typical tasks may include data collection from experiments, preparing reports, and helping senior engineers with troubleshooting and optimization. You'll also likely collaborate with multidisciplinary teams, including mechanical and electrical engineers, to integrate thermal solutions into larger projects. These experiences build your technical expertise and problem-solving skills, setting the foundation for career advancement.

What are the key skills and qualifications needed to thrive in the entry level thermal engineer position, and why are they important?

To thrive as an Entry Level Thermal Engineer, you need a solid grounding in thermodynamics, heat transfer, and fluid mechanics, usually supported by a bachelor’s degree in mechanical, aerospace, or chemical engineering. Familiarity with computational tools like ANSYS, MATLAB, or SolidWorks, as well as basic knowledge of thermal simulation software, is often required. Strong problem-solving skills, attention to detail, and the ability to communicate technical concepts clearly help set candidates apart. These competencies enable effective analysis, collaboration, and design of thermal systems in real-world engineering environments.

What are the most commonly searched types of Thermal Engineer jobs in California?

The most popular types of Thermal Engineer jobs in California are:

What cities in California are hiring for Entry Level Thermal Engineer jobs?

Cities in California with the most Entry Level Thermal Engineer job openings:

Infographic showing various Entry Level Thermal Engineer job openings in California as of August 2026, with employment types broken down into 91% Full Time, 6% Part Time, and 3% Contract. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution, with an average salary of $68,454 per year, or $32.9 per hour.

Mechanical Engineer Asc - Early Career

Lockheed Martin Corporation

Sunnyvale, CA • On-site

$72K - $135K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 13 days ago


Lockheed Martin rating

8.2

Company rating: 8.2 out of 10

Based on 397 frontline employees who took The Breakroom Quiz

38th of 72 rated aerospace companies


Job description

Standard Job Description We are currently seeking an entry level engineer to design and build solar arrays for spacecraft at Lockheed Martin. This critical component includes program phases progressing from initial concept development through design, build, test, and flight. Join the Lockheed Martin team and be part of the company that has developed and flown the most innovative solar array designs in the industry, including the largest solar array ever deployed in space, the International Space Station Solar Array.

Our team supports all lines of business at Lockheed Martin which means you could be designing solar arrays that power the next mission to Mars or the next generation of GPS satellites or systems that protect and defend our nation. In this role, you will: Work under the direction of other engineers to research, design, analyze, and develop components, assemblies, and systems for Lockheed Martin Space products. Participate in issue resolution and develop solutions to technical problems of varying complexity while assuring sound technical content and timely closure.

Develop, review, and maintain engineering documents, specifications, and technical analyses necessary to support product build and testing activities. Generate and release drawings using CAD software. Be a member of multiple integrated product teams, reciprocally interacting with other engineers, manufacturing personnel, suppliers, and customers.

Represent the organization in design reviews, readiness reviews, and review boards. Collaborate with manufacturing personnel to supervise the build and test of the hardware in the production facility located next door to the engineering building. To promote the sharing of ideas, we at Lockheed Martin champion a work environment that supports differences and big-picture thinking.

Proficient in AI prompting as it applies to this position and practice. Researches, plans, designs and develops mechanical products and systems such as instruments, controls, robots, engines, machines and mechanical, thermal hydraulic or heat transfer systems for production, transmission, measurement, and use of energy. Applies research to the planning, design, development, and testing of mechanical and/or electromechanical systems, instruments, controls, engines, and/or machines.

Basic Qualifications Bachelor's degree in mechanical engineering or related discipline Knowledge of mechanical modeling tools, such as Solidworks/CREO and drafting. Ability to work in a reciprocal and team-based environment. Willingness to travel when required.

Must be a US Citizen Desired Skills Experience designing solar arrays. Background in composite structures and mechanisms design User of CREO CAD software. Familiar with releasing drawings in EPDM.

Knowledge of Geometric Dimensioning and Tolerancing Knowledge of Mechanical Design Principles including Geometric Dimensioning and Tolerancing (GD&T) Fundamental understanding of structures, mechanisms and materials Desire to work with propulsion, structures, mechanisms, thermal, analysis and all things Lockheed Martin Space. Pay Information Full-Time Salary Range: $72800.00 - $135200.00 At Lockheed Martin, we know mission success starts with taking care of our people. Our Total Rewards program is designed to attract top talent, support your well-being, and help you grow-both professionally and personally

The salary range for this position is as listed on the requisition. Please note that the salary information listed is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market(work location) and business considerations when extending an offer.

Benefits offered: Medical, Dental, Vision, Flexible work arrangements and schedules (e.g., 4x10), 401(k) match, Paid time off, Holidays, Parental Leave, EAP, Flexible Spending Accounts, Education Assistance, Life Insurance, Short-Term Disability, and Long-Term Disability. Annual short-term and/or long-term incentive compensation programs may be offered depending on the position. Payments under these annual programs are not guaranteed and can vary from year to year and are tied to a range of performance metrics

For (Washington state applicants only) Non-represented full-time employees: accrue at least 10 hours per month of Paid Time Off (PTO) to be used for incidental absences and other reasons; receive at least 90 hours for holidays. Represented full time employees accrue 6.67 hours of Vacation per month; accrue up to 52 hours of sick leave annually; receive at least 96 hours for holidays. PTO, Vacation, sick leave, and holiday hours are prorated based on start date during the calendar year.


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About Lockheed Martin

Sourced by ZipRecruiter

As a global security and aerospace company, the majority of Lockheed Martin's business is with the U.S. Department of Defense and U.S. federal government agencies.The remaining portion of Lockheed Martin's business is comprised of international government and commercial sales of products, services and platforms.

Industry

Manufacturing

Company size

10,000+ Employees

Headquarters location

Bethesda, MD, US

Year founded

1912