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6 mechanical engineer jobs found in Longmont, CO

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Intern Longmont, CO mechanical engineer
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PM
Mar 06, 2026
Intern
Intern - Mechanical Engineer
Particle Measuring Systems Niwot, CO
Do you want to be part of a business that genuinely values entrepreneurialism , innovation and individual accountability? We focus on our customers and are proud of the difference our technology makes. We partner with some of the biggest manufacturing companies in the world and our technical innovations are used to enhance well-known brands across multiple industries. Title Mechanical Engineer Intern Department Engineering Location Niwot (100% on-site) Reports To Mechanical Engineering Manager About Us Established in 1972, Particle Measuring Systems is a global leader for micro-contamination monitoring equipment improving the performance of clean manufactures in the semiconductor and pharmaceutical industries. We're a growing technology company in Niwot, Colorado, the heart of the Rocky Mountains. We offer an exceptional and rewarding work environment in a great place to live. Our employees enjoy challenging projects in the development and manufacture of...
PM
Mar 19, 2026
Intern
Sustaining Mechanical Engineering Intern
Particle Measuring Systems Niwot, CO
Do you want to be part of a business that genuinely values entrepreneurialism , innovation and individual accountability? We focus on our customers and are proud of the difference our technology makes. We partner with some of the biggest manufacturing companies in the world and our technical innovations are used to enhance well-known brands across multiple industries. Title Sustaining Mechanical Engineer Intern Department Engineering Location Niwot (100% on-site) Reports To Senior Sustaining Engineering Manager About Us Established in 1972, Particle Measuring Systems is a global leader for micro-contamination monitoring equipment improving the performance of clean manufactures in the semiconductor and pharmaceutical industries. We're a growing technology company in Niwot, Colorado, the heart of the Rocky Mountains. We offer an exceptional and rewarding work environment in a great place to live. Our employees enjoy challenging projects in the development and...
nL
Apr 17, 2026
Intern
Mechanical Engineering Intern (Summer 2026)
nLIGHT Longmont, CO
Description Location: Longmont, CO (onsite) Experience: 1-2 years towards a Bachelor's Degree in Mechanical, Electrical or Optical Engineering, or related technical field. Minimum Education: 1-2 years towards a Bachelor's Degree in Mechanical, Electrical or Optical Engineering, or related technical field. Compensation: $25-$32/hour depending on experience. Who We Are nLIGHT-DEFENSE Systems, Inc. is one of the nation's leading developers of Directed Energy systems, which is a top modernization priority of the Department of Defense. Our High Energy Laser (HEL) systems, Adaptive Optical (AO) systems, and Acquisition / Pointing / Tracking (APT) solutions are designed to overcome the most difficult challenges facing the deployment of high energy laser solutions to the United States military and our allies. Located in Longmont, Colorado, nLIGHT-DEFENSE Systems, Inc. is a vertically integrated business that leverages internal capabilities - from semiconductor device...
FR
Dec 18, 2025
Intern
Mechanical Engineering Intern
FIRST RF CORPORATION Boulder, CO
Summary You will serve as an integral part of the Mechanical Engineering team at FIRST RF, tackling real projects, not just busy work. Working alongside other engineers, you will be assigned a variety of tasks that include component design, drawing creation, as well as prototyping. This will encompass the utilization of 3D printers, communication with machine shops, as well as troubleshooting various issues that may arise. You will work as a key member within projects to accomplish tangible goals that will expand your professional experience, and your technical skill set in an aerospace environment. You will learn new skills every day as these positions is designed for self-starting individuals that enjoy challenges and working in teams. What to Expect Working in a fun and creative workplace requires excellent communication skills and a strong desire to take an active role in a team Mentors and peers who you can seek out to tackle problems cooperatively Team members...
Sa
Apr 22, 2026
Intern
Internship - Electrical Engineer
Safariland Golden, CO
TOGETHER, WE SAVE LIVES Job Title: Electrical Engineering Internship Name Department/Group: 08 / NFT Engineering Reports To: Engineering Manager Location: PSC - Golden, CO Percent Travel Required: 5% Salary/Hourly: Hourly Position Type: Non-Exempt Position Summary: Assist engineering in all phases of the design, development, production, testing, operation, and maintenance of electrical equipment, tools, and industrial machinery while conforming to NQA-1 requirements. Provide assistance to the Engineering Manager on projects related to the production of PSC products. Job Description: Essential Job Functions: Review project drawings/instructions to ascertain test specifications, procedures, objectives, test equipment, nature of technical problem, and possible solutions, such as part redesign, substitution of material or parts, or rearrangement of parts or subassemblies Design/draft detail drawings using CAD (i.e., AutoCAD, KiCAD, etc.)...
Fo
Feb 05, 2026
Intern
Project Engineer Summer Internship
$27.00 hourly
Forgen Denver, CO
Forgen is dedicated to building a better future - for generations. Location: Denver, CO Position Summary Forgen is seeking students pursuing degrees in Civil Engineering, Construction Management, or related field; and other interested candidates to join our various project locations for internship opportunities. This internship applies the general knowledge of the physical sciences and mathematics underlying engineering and specialized knowledge of the mechanics of solids (particularly of soils), hydraulics, theory of structure, strength of materials, engineering geology and surveying. The Project Engineer Intern assists with the overall execution of projects in accordance with the established budget, schedule, contract plans and specifications. Ensure the company's safety culture is documented, communicated, and enforced in accordance with the company's established policies and procedures. Forgen Overview Forgen is a leading geotechnical and specialty civil...
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