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Midstream Internship Jobs in California (NOW HIRING)

Midstream Internship information

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

To thrive as a Midstream Intern, you generally need a background in engineering or a related field, strong analytical skills, and basic knowledge of the oil and gas industry. Familiarity with industry-specific software like AutoCAD, GIS systems, or pipeline simulation tools and proficiency in Microsoft Office are valuable, along with any relevant safety certifications. Strong communication, teamwork, and adaptability help interns effectively collaborate with multidisciplinary teams and quickly learn in a fast-paced environment. These skills and qualities are crucial for understanding complex midstream operations, ensuring safety, and adding value to project teams.

What is the difference between Midstream Internship vs Downstream Internship?

AspectMidstream InternshipDownstream Internship
Focus AreaPipeline, transportation, and storage of oil and gasRefining, marketing, and distribution of petroleum products
Work EnvironmentField sites, pipeline facilities, and operational plantsRefineries, retail stations, and distribution centers
Required CredentialsRelevant engineering or technical background, internships often require related courseworkEngineering, chemistry, or business background, with similar technical knowledge
Industry UsageCommonly used in oil and gas companies for pipeline and transportation rolesUsed in refining and marketing divisions of oil companies

Midstream internships focus on the transportation and storage of oil and gas, involving pipeline operations and infrastructure. Downstream internships concentrate on refining, marketing, and distributing petroleum products. Both roles require technical knowledge and are integral parts of the oil and gas industry, but they differ in their specific focus areas and work environments.

What types of projects might I work on during a midstream internship and how will they help me develop relevant industry skills?

As a Midstream Intern, you can expect to be involved in projects related to the transportation, storage, and processing of oil and gas. Typical assignments may include assisting with pipeline monitoring, analyzing operational data, supporting maintenance planning, or contributing to safety and compliance initiatives. These hands-on experiences will help you develop a strong understanding of midstream operations, regulatory requirements, and cross-functional teamwork. You'll also gain exposure to industry-standard software and tools, which can be valuable as you pursue a full-time role in the energy sector.

What is a midstream internship?

A Midstream Internship is a temporary position designed for students or recent graduates to gain hands-on experience in the midstream sector of the oil and gas industry. This sector focuses on the transportation, storage, and wholesale marketing of crude or refined petroleum products. Interns typically assist with pipeline operations, logistics, safety compliance, and project management. The internship provides valuable industry insights, professional networking opportunities, and practical skills that can help launch a career in energy or engineering fields.
What are the most commonly searched types of Midstream jobs in California? The most popular types of Midstream jobs in California are:
What cities in California are hiring for Midstream Internship jobs? Cities in California with the most Midstream Internship job openings:

2027 Entry Level Project Applications Engineer

Solar Turbines Incorporated

San Diego, CA • On-site

$72K - $108K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 18 days ago


Solar Turbines rating

8.4

Company rating: 8.4 out of 10

Based on 23 frontline employees who took The Breakroom Quiz

81st of 487 rated machine equipment manufacturers


Job description

Career Area:
Job Description:
Your Work Shapes the World at Caterpillar Inc.
When you join Caterpillar, you're joining a global team who cares not just about the work we do - but also about each other. We are the makers, problem solvers, and future world builders who are creating stronger, more sustainable communities. We don't just talk about progress and innovation here - we make it happen, with our customers, where we work and live. Together, we are building a better world, so we can all enjoy living in it.
2027 Entry Level Project Applications Engineer
Project Applications Engineers (PAE) assist in the direction of Solar's internal activities associated with supporting the sale of new turbomachinery packages for the Oil and Gas market. The position involves working with senior applications engineers, field sales and a wide cross section of other departments to plan, develop, and execute technical and commercial strategies to successfully compete for new equipment business.
Job Responsibilities include:
  • Assisting with the review of customer specifications

  • Selection and optimization of Solar's turbomachinery equipment offering pricing custom features, proposal preparation and turning the job over to business management with good technical and commercial definition so that it can be executed efficiently.

Training plan includes:
  • Spending approximately 6 months in systems analysis learning to analyze customer specification, application requirements, and process gas properties for Oil and Gas upstream and midstream compression applications.

  • Understanding process requirements for typical oil and gas upstream and midstream applications

  • Provide compressor set selections and equipment performance predictions by applying state of the art programs and a good overall knowledge of the capabilities and limitations of Solar's turbomachinery products; compressor set selections involve the proper selection of compressor models and Solar standard impellers to meet operating conditions defined, based on the understanding of compressor aerodynamics and thermodynamics.

  • Additional time in other departments will also be spent to understand the functions of the groups that a PAE interfaces with on a regular basis.

Minimum Qualifications:
  • Currently in the process of receiving of have already received a B.S. or higher in Mechanical, Aerospace, Electrical Engineering, or related degree.

  • 2.8 GPA or higher on a 4.0 scale.

  • 0-3 years of relevant experience.

Preferred Qualifications:
  • Internship(s) in an engineering role.

  • Proficiency in Excel, macros programming languages and functions.

  • Demonstrated communication skills (verbal and written).

  • Sense of urgency and organizational skills to work with multiple projects and competing priorities.

  • Ability to effectively communicate with internal and external customers, with proficiency in communicating technical information.

  • Demonstrated ability to work independently and complete assigned tasks in a timely manner.

Summary Pay Range:
$72,360.00 - $108,540.00
Compensation and benefits offered may vary depending on multiple individualized factors, job level, market location, job-related knowledge, skills, individual performance and experience. Please note that salary is only one component of total compensation at Caterpillar.
Benefits:
Subject to plan eligibility, terms, and guidelines. This is a summary list of benefits.
  • Medical, dental, and vision benefits*
  • Paid time off plan (Vacation, Holidays, Volunteer, etc.)*
  • 401(k) savings plans*
  • Health Savings Account (HSA)*
  • Flexible Spending Accounts (FSAs)*
  • Health Lifestyle Programs*
  • Employee Assistance Program*
  • Voluntary Benefits and Employee Discounts*
  • Career Development*
  • Incentive bonus*
  • Disability benefits
  • Life Insurance
  • Parental leave
  • Adoption benefits
  • Tuition Reimbursement

This position requires working onsite five days a week.
Relocation is available for this position.
Visa Sponsorship is not available for this position.
Posting Dates:
July 23, 2026 - December 30, 2026
Any offer of employment is conditioned upon the successful completion of a drug screen.
Caterpillar is an Equal Opportunity Employer, Including Veterans and Individuals with Disabilities. Qualified applicants of any age are encouraged to apply.
Not ready to apply? Join our Talent Community.

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