Mechanical Engineering Internship - Summer 2026

Moffatt & Nichol specializes in large complex waterfront infrastructure projects and is recognized as one of the worldwide leaders in this field. We are actively looking for a Mechanical Engineering Intern to join our Long Beach or Costa Mesa office. As part of the Mechanical Group, the Mechanical Engineering Intern will work closely with the Long Beach or Costa Mesa based team.

About Moffatt & Nichol:

Moffatt & Nichol is a leading U.S.-based global infrastructure advisor specializing in the planning and design of facilities that shape and serve our coastlines, harbors and rivers, as well as an innovator in transportation. For the 4th year in a row, Moffatt & Nichol is Ranked #1 in Engineering News-Record for Marine & Port Facilities in the U.S. Additionally, our firm consistently ranks in the Top 100 Pure Designers in the US and the Top 50 Designers in International Markets.

Moffatt & Nichol's professional staff includes engineers, planners, scientists and architects who serve our global client base from offices in Europe, North America, Latin America, and the Pacific Rim. The firm provides clients worldwide with customized service and a level of excellence that have become the firm's hallmark in several primary practice areas - ports and harbors; coastal, environmental and water resources; urban waterfronts and marinas; transportation, bridges and rail; inspection and rehabilitation; and energy.

Duties and responsibilities:

Reasonable accommodations may be made to enable individuals with disabilities to perform these essential functions.

• Perform 3D modelling and analysis of mechanical systems
• Prepare design documents (plans and specifications) with an emphasis in utility service design
• Engineer and design mechanical portions of waterfront facilities such as marinas, container terminals, marine oil terminals, and pump stations (sewer and storm water)
• Conduct 3D model reviews, clash checks and interdisciplinary reviews of developed drawing packages
• Participate in and conduct quality control reviews of deliverables

Other duties:

Please note this job posting is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice.

Qualifications:

• Pursuing a Bachelor's degree in mechanical engineering
• Must be at least a Junior in their Bachelor's program
• Possess a minimum cumulative GPA of 3.0
• Acknowledgement in developing equipment specification, calculation, data sheets, drawings reviews and other documents related to the mechanical design
• Design experience in industrial complex and / or marine terminals is a plus
• General understanding of process design, process flow diagram development, and piping and instrumentation diagram (P&ID) development
• Experience in piping design and other mechanical equipment; 3D design development experience a plus (Plant 3D, Revit, Civil 3D, etc.)Some planning and task management skills
• AutoCAD or computer aiding drafting experience
• All new hires will be required to successfully complete and pass a pre-employment (post offer) background check in compliance with NIST 800-171
• Moffatt & Nichol uses E-Verify and employment is contingent upon the legal ability to obtain employment in the U.S. and to present the required documentation at hire

Base salary range:

$27.00 to $33.00 per hour based on years of experience, level of education obtained, professional registration, and meeting required qualification in job description.

Physical requirements:

Work is generally performed in an office or client office setting. Ability to use standard office equipment is required.

Moffatt & Nichol's EEO Statement:

As a global business, Moffatt & Nichol relies on diversity of culture and thought to deliver on our goal of Creative People, Practical Solutions serving our client needs, and ensures nondiscrimination in all activities in accordance with Title VII of the Civil Rights Act of 1964. We continuously seek talented, qualified employees in our world-wide operations regardless of race, color, sex/gender, including gender identity and expression, sexual orientation, pregnancy, national origin, religion, disability, age, marital status, citizen status, protected veteran status, or any other protected classification under country or local law. Moffatt & Nichol is proud to be an Equal Employment Opportunity/ Affirmative Action Employer/ Federal Contractor desiring priority referrals of all protected veterans for job openings.

EEO is the LAW

If you need more information or require special assistance for persons with disabilities or limited English proficiency, please contact Human Resources at (562) 590-6500 or TTY/TDD users please call 711.