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Graduate Intern Jobs in California (NOW HIRING)

The Aerospace Corporation

$17.75 - $23.25/hr

What You'll be Doing We are seeking a passionate and dedicated Graduate Summer Intern to join our team. This internship offers a hands-on opportunity to develop, simulate, and analyze digital system ...

The Aerospace Corporation

$16 - $21.25/hr

We are seeking a Remote Sensing Architecture Graduate Intern that will make use of sophisticated modeling and simulation tools in support of requirements verification, analyses-of-alternatives (AoA ...

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Graduate Intern information

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$19.6K

$41.3K

$57.3K

How much do graduate intern jobs pay per year?

As of Sep 14, 2026, the average yearly pay for graduate intern in California is $41,334.00, according to ZipRecruiter salary data. Most workers in this role earn between $34,273.00 and $47,492.00 per year, depending on experience, location, and employer.

What is a graduate intern?

Graduate interns are individuals who have completed an undergraduate degree and are pursuing or have recently completed a graduate program, such as a master's or doctoral degree. They typically participate in internships to gain practical, hands-on experience in their field of study, often as a requirement of their academic program or to enhance their career prospects. Graduate internships can be paid or unpaid and usually involve more advanced responsibilities than undergraduate internships. These positions help interns apply theoretical knowledge, develop professional skills, and build networks within their chosen industry.

What are the key skills and qualifications needed to thrive as a graduate intern, and why are they important?

To thrive as a Graduate Intern, you generally need a relevant academic background, strong analytical skills, and a willingness to learn. Familiarity with industry-specific software, productivity tools like Microsoft Office or Google Workspace, and, if applicable, basic knowledge of project management or research tools are often expected. Initiative, adaptability, strong communication, and teamwork distinguish outstanding interns in a professional environment. These skills and qualities are vital as they enable interns to contribute effectively, learn quickly, and make a positive impression that can lead to future career opportunities.

What types of projects or tasks can a graduate intern expect to work on during their internship?

As a Graduate Intern, you can expect to work on a mix of individual assignments and collaborative projects relevant to your field of study. Typical responsibilities may include data analysis, conducting research, assisting with ongoing departmental projects, and preparing presentations or reports. Interns often work closely with experienced team members and mentors, which provides valuable exposure to real-world workflows and best practices. This hands-on experience not only enhances your professional skills but also helps you build a network within the organization.

What is the difference between Graduate Intern vs Junior Analyst?

AspectGraduate InternJunior Analyst
Required CredentialsTypically pursuing or recently completed a degree, no formal certification requiredBachelor's degree often required; some roles prefer or require certifications in data analysis or related fields
Work EnvironmentTemporary, learning-focused, often part-time or seasonalFull-time, ongoing role with more responsibilities
Employer & Industry UsageInternships offered by companies across industries for training purposesEntry-level position in finance, consulting, or business sectors
Common Search & Comparison IntentYesYes

The main difference between a Graduate Intern and a Junior Analyst lies in experience and responsibilities. Interns are usually students or recent graduates gaining initial exposure, while Junior Analysts are entry-level employees with more defined roles and responsibilities. Internships serve as training periods, whereas Junior Analyst roles are ongoing positions within organizations.

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

The most popular types of Graduate jobs in California are:

What cities in California are hiring for Graduate Intern jobs?

Cities in California with the most Graduate Intern job openings:

Graduate Intern jobs near you
Infographic showing various Graduate Intern job openings in California as of August 2026, with employment types broken down into 2% As Needed, 72% Full Time, 21% Part Time, and 5% Contract. Highlights an 96% Physical, 1% Hybrid, and 3% Remote job distribution, with an average salary of $41,334 per year, or $19.9 per hour.

Energy Systems Analyst Graduate Intern - Fall 2026

Livermore, CA • On-site

LLNL
Clean Energy Services • 5 - 10K employees
Learn more about LLNLexternal

$10K/mo

Part-time, Internship

Retirement

Posted 25 days ago

Key responsibilities

  • Provide technical support for research on energy systems modeling, technoeconomic and lifecycle assessment, geospatial analysis, and network optimization.

  • Develop and apply geospatial analysis and network optimization using infrastructure, supply chain, market, and technology data.

  • Prepare technical summaries, presentations, visualizations, and other project deliverables.

Job description

Company Description
Join us and make YOUR mark on the World!
Lawrence Livermore National Laboratory (LLNL) has turned bold ideas into world-changing impact advancing science and technology to strengthen U.S. security and promote global stability.
Our mission spans four critical national security areas nuclear deterrence, threat preparedness, energy security, and multi-domain defense empowering teams to take on the toughest challenges of today and tomorrow. With a culture built on innovation and operational excellence, LLNL is a place where your expertise can make a real impact.
Depending on your assignment, this position may offer a hybrid schedule, blending in-person and virtual presence. You may have the flexibility to work from home one or more days per week.
Job Description
The Computational Engineering Division (CED) is seeking an Energy Systems Analyst Graduate Student Intern. The opening is for a graduate-level student who has received a bachelor's or master's degree who will be given the opportunity to engage in practical research to further their educational goals.
The intern will provide technical support for research on energy systems modeling, technoeconomic and lifecycle assessment, geospatial analysis, and network optimization. The work may address synthetic and biofuels, alternative feedstock utilization, hydrogen systems, and technology commercialization and scale-up.
This is a part-time internship requiring approximately 10 to 20 hours per week for 6 to 9 months.
In this roleyou will
  • Conduct technoeconomic and lifecycle assessments of synthetic fuels, biofuels, alternative feedstock utilization, hydrogen production and transport, and related energy technologies.
  • Develop and apply geospatial analysis and network optimization using infrastructure, supply chain, market, and technology data.
  • Synthesize research findings to evaluate system configurations, technology scale-up potential, and deployment strategies.
  • Conduct research under limited direction and supervision.
  • Collaborate with scientists, engineers, and analysts in a multidisciplinary team environment.
  • Prepare technical summaries, presentations, visualizations, and other project deliverables.
  • Perform other duties as assigned.

Qualifications
  • Must be eligible to access the Laboratory in compliance with Section 3112 of the National Defense Authorization Act (NDAA). See Additional Information section below for details.
  • Must be a continuing student in good standing at an accredited institution pursuing a graduate degree or have completed a bachelor's degree.
  • Ability to work part time, approximately 10 to 20 hours per week, for 6 to 9 months.
  • Academic or research experience in energy systems, chemical engineering, environmental engineering, mechanical engineering, industrial engineering, economics, operations research, data science, or a related field.
  • Demonstrated experience or coursework in one or more of the following: technoeconomic assessment, lifecycle assessment, geospatial analysis, network optimization, or energy systems modeling.
  • Familiarity with one or more of the following: Python, MATLAB, R, Excel, GIS software, or optimization solvers.
  • Effective written and verbal communication skills.
  • Ability to work independently, manage assignments, and collaborate effectively in a team environment.

Qualifications We Desire
  • GPA of 3.5 or above.
  • Excitement about working on challenging energy problems.

Pay
$10,215 Monthly
Please note that the pay is determined by California's Computer Professional Exemption.
Additional Information
All your information will be kept confidential according to EEO guidelines.
Why Lawrence Livermore National Laboratory?
  • Included in 2026Best Places to Work by Glassdoor!
  • Holiday Pay
  • Sick leave accrual
  • Individual 401(k) contributions
  • Our values - visit https://www.llnl.gov/inclusion/our-values

Security Clearance
None required.However, if your assignment is longer than 179 days cumulatively within a calendar year, you must go through the Personal Identity Verification process. This process includes completing an online background investigation form and receiving approval of the background check.
National Defense Authorization Act (NDAA)
The 2025 National Defense Authorization Act (NDAA), Section 3112, generally prohibits citizens of China, Russia, Iran and North Korea without dual US citizenship or legal permanent residence from accessing specific non-public areas of national security or nuclear weapons facilities. The restrictions of NDAA Section 3112 apply to this position. To be qualified for this position, Candidates must be eligible to access the Laboratory in compliance with Section 3112.
Pre-Employment Drug Test
External applicant(s) selected for this position must pass a post-offer, pre-employment drug test. This includes testing for use of marijuana as Federal Law applies to us as a Federal Contractor.
Wireless and Medical Devices
Per the Department of Energy (DOE), Lawrence Livermore National Laboratory must meet certain restrictions with the useand/or possession ofmobile devices in Limited Areas. Depending on your job duties, you may be required to work in a Limited Area whereyou are not permitted to have a personal and/or laboratory mobile devicein your possession. This includes, but not limited to cell phones, tablets, fitness devices, wireless headphones, and other Bluetooth/wireless enabled devices.
Ifyou useamedical device, whichpairs with a mobile device,you must still follow the rules concerningthe mobile device in individual sections within Limited Areas. Sensitive Compartmented Information Facilities requireseparate approval. Hearing aids without wireless capabilities or wireless that has been disabled are allowed in Limited Areas, Secure Space and Transit/Buffer Space within buildings.
How to identify fake job advertisements
Please be aware of recruitment scams where people or entities are misusing the name of Lawrence Livermore National Laboratory (LLNL) to post fake job advertisements. LLNL never extends an offer without a personal interview and will never charge a fee for joining our company. All current job openings are displayed on the Career Page under "Find Your Job" of our website. If you have encountered a job posting or have been approached with a job offer that you suspect may be fraudulent, we strongly recommend you do not respond.
To learn more about recruitment scams: https://www.llnl.gov/sites/www/files/2023-05/LLNL-Job-Fraud-Statement-Updated-4.26.23.pdf
Equal Employment Opportunity
We are an equal opportunity employer that is committed to providing all with a work environment free of discrimination and harassment. All qualified applicants will receive consideration for employment without regard to race, color, religion, marital status, national origin, ancestry, sex, sexual orientation, gender identity, disability, medical condition, pregnancy, protected veteran status, age, citizenship, or any other characteristic protected by applicable laws.
Reasonable Accommodation
Our goal is to create an accessible and inclusive experience for all candidates applying and interviewing at the Laboratory. If you need a reasonable accommodation during the application or the recruiting process, please use our online form to submit a request.
CaliforniaPrivacy Notice
The California Consumer Privacy Act (CCPA) grants privacy rights to all California residents. The law also entitlesjob applicants, employees, and non-employee workers to be notified of what personal information LLNL collects and for what purpose. The Employee Privacy Notice can be accessed here .

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