Intern Mechanical and Fire Protection Engineering (Summer 2027)

HNTB Corporation; Oakland (CA); On-site; USD 36,000 - 55,000; Full time

Job summary

HNTB Corporation in the Bay Area is seeking a Mechanical and Fire Protection Engineering Intern to support the design and development of HVAC, plumbing, and fire protection systems for complex infrastructure projects in transportation and architectural environments. You will work alongside experienced engineers, contribute to drawings and documents, and gain real‑world experience with CAD tools such as MicroStation, Revit, or AutoCAD.

No relocation or housing assistance is provided.

Qualifications

• High School Diploma or GED; currently enrolled in an accredited post-secondary engineering program.
• Interest and basic understanding in HVAC and plumbing/piping/pumping systems.
• Interest in transportation and infrastructure.

Responsibilities

• Assists engineer teams in various tasks and duties.
• Assists Engineer with research, development and design of projects.
• Assists Engineer with the preparation of engineering drawings and documents as assigned.
• Performs other duties as assigned.

Skills

HVAC basics

Plumbing systems

Microsoft Office

Engineering calculations

Documentation

Education

High School Diploma or GED + enrolled in post-secondary engineering program

Tools

MicroStation

Revit

AutoCAD

Job description

What We're Looking For At HNTB, you can create a career that is meaningful to you while building communities that matter to all of us. For more than a century, we have been delivering solutions for some of the largest, most complex infrastructure projects across the country. With our historic growth, it is an exciting time to join our team of employee-owners. Our Northern California offices (Oakland or San Jose) are seeking an Intern within their Mechanical and Fire Protection Engineering department.

As a Mechanical and Fire Protection Engineering Intern at HNTB, you will support the design and development of mechanical and fire protection systems for complex infrastructure projects. You'll work alongside experienced engineers and multidisciplinary teams to help deliver safe, efficient, and sustainable solutions across transportation and architectural environments. You'll contribute to the design and layout of HVAC, plumbing, and fire suppression systems for public transit and aviation facilities. The role also involves supporting flow analysis and fire/smoke mitigation strategies for highway and tunnel projects. Collaboration with cross-functional teams is key to integrating mechanical into overall project designs. This internship offers hands-on experience in real-world projects and an opportunity to develop technical skills in a dynamic, team-oriented environment. Relocation and housing assistance is NOT provided for this position.

What You'll Do:

• Assists engineer teams in various tasks and duties.
• Assists Engineer with research, development and design of projects.
• Assists Engineer with the preparation of engineering drawings and documents as assigned.
• Performs other duties as assigned.

What You'll Need:

• High School Diploma/GED or equivalent plus current enrollment in an accredited post-secondary engineering program

What You'll Bring:

• Interest and basic understanding in HVAC and plumbing/piping/pumping systems
• Shows proficiency with Microsoft Office Suite.
• Accepts and applies direction from peers and supervisors.
• Ability to perform basic engineering calculations
• Ability to organize information for use in reports or other documents

What We Prefer:

• Pursuing a degree in Mechanical Engineering
• Completion of 2 years of post-secondary engineering program
• Strong interest in transportation and infrastructure
• Familiarity with CAD tools: MicroStation, Revit, or AutoCAD

Locations: Oakland, CA, San Jose, CA

The approximate pay range for the California San Francisco Bay Area is $26.34 - $39.50. Please note that the pay range provided is a good faith estimate for the position at the time of posting. Actual compensation will be dependent on factors, including but not limited to, the individual's qualifications, experience, knowledge, skills, and abilities as well as physical work location within the state.

At HNTB, we are harnessing the power of collaboration and innovation to establish a new vision for the future of mobility across our country. You don't have to look far to see our impact. For more than a century, HNTB's spark has connected people and places, expanded opportunity, and left a lasting impact on our communities. Our culture of integrity and inclusion, combined with groundbreaking solutions, has affirmed our reputation and positioned our firm as the industry leader in delivering extraordinary value.

When you join HNTB, you are joining an employee-owned firm founded on the values of integrity, collaboration, personal accountability, respect for others, and the development of all employees. We are committed to the continual improvement of an inclusive workplace. We encourage our employees to bring their whole and authentic selves to work, provide them a meaningful welcoming environment where they are valued, celebrated and respected. Diversity of thought and unique perspectives drives innovation, engagement and retention, which makes HNTB better and brings value to our clients and our communities.

Equal Opportunity Employer

HNTB is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, veteran status or other status protected by law. We will provide reasonable accommodations for qualified individuals with a disability where appropriate.

Visa sponsorship is not available for this position.

Work Authorization In compliance with the Immigration Reform and Control Act of 1986, we will only employ qualified individuals legally authorized to work in the United States (if the position is or will be one which is subject to U.S. law). Verification of employment eligibility will be required. HNTB participates in E-Verify Know your rights: Right to Work