Process Engineer Intern - Summer 2026

Harris Group • Seattle, WA

3d • $25 - $30 • Onsite

About The Position

Turn your engineering knowledge into real-world impact.
Harris Group is seeking a Process Engineer Intern to join our Seattle team for Summer 2026. Work alongside experienced engineers on industrial projects across Life Sciences (biopharmaceutical manufacturing, fermentation systems), Renewable Energy, Aerospace Facilities, Ports & Terminals, and Oil & Gas.

Requirements

• Enrolled in a Chemical/Process Engineering program at an ABET-accredited institution
• Expected graduation: 2027
• Minimum 3.0 cumulative GPA
• Ability to work in Harris Group's Seattle office with occasional off-site travel
• Strong communication and collaboration skills
• Proficiency with Microsoft Office
• Previous internship or experience with piping and mechanical systems preferred but not required

Nice To Haves

• Previous internship or experience with piping and mechanical systems preferred but not required

Responsibilities

• Support lead Process Engineers in creating project deliverables:
• Develop process flow diagrams (PFDs) and P&IDs
• Create piping and mechanical drawings, design specifications, and equipment data sheets
• Size and select equipment for real manufacturing systems
• Perform mass and energy balances and engineering calculations
• Design utilities systems (compressed air, water, steam)
• Utilize engineering software including Aspentech, AutoCAD, Revit, CADWorx, and Pipeflo

Benefits

• Harris Group is 100% employee-owned (ESOP), which means the engineers mentoring you have genuine stake in your development and the quality of work you'll produce together.
• Harris Group provides a competitive compensation and benefits package and is an Equal Opportunity Employer.

What This Job Offers

• Job Type: Full-time
• Career Level: Intern
• Education Level: No Education Listed
• Number of Employees: 251-500 employees