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Mechanical Engineering Intern Jobs in Denver CO

Mechanical Engineering Intern: BIM & Building Systems

Mechanical Engineering Intern: BIM & Building Systems

DLR Group • Denver (CO), Phoenix (AZ)

On-site
USD 28,000 - 36,000
Four-day in-office work model
Mechanical Engineering Intern: Power Plant Projects

Mechanical Engineering Intern: Power Plant Projects

Sargent & Lundy • Englewood (CO)

On-site
USD 25,000 - 41,000
Mechanical Engineering Intern — Hands-On Design (Summer 2027)

Mechanical Engineering Intern — Hands-On Design (Summer 2027)

Salas O'Brien, Inc. • Greenwood Village (CO)

On-site
USD 12,000 - 18,000
Summer Project Engineer Intern - Mechanical Construction

Summer Project Engineer Intern - Mechanical Construction

MTech Mechanical, Inc. • Westminster (CO)

On-site
USD 30,000 - 36,000
PTO
Employee Assistance Program
Mechanical Engineering Intern — 3D Building Systems & HVAC

Mechanical Engineering Intern — 3D Building Systems & HVAC

Mead & Hunt • Denver (CO)

On-site
USD 24,796 - 34,440
Strong company culture
Robust career advancement opportunities
Flexible schedules
Mechanical Engineering Intern — MEP Design (Hospitality)

Mechanical Engineering Intern — MEP Design (Hospitality)

IMEG Corp • Greenwood Village (CO), Northern (KY)

Hybrid
USD 30,000 - 33,000
Health insurance
Employee wellness program
Life and disability insurance
+3
Summer 2027 Energy & Industrial Mechanical Intern

Summer 2027 Energy & Industrial Mechanical Intern

Sargent & Lundy • Englewood (CO)

On-site
USD 25,000 - 41,000
Health plans
401(k)
Paid time off
+1
Mechanical Design Engineer Intern — High‑Impact Motor Systems

Mechanical Design Engineer Intern — High‑Impact Motor Systems

H3x-Technologies • Louisville (CO)

On-site
USD 32,000 - 51,000
Relocation package
Monthly company events
Friday Team Lunches
+1
Energy & Industrial Systems Mechanical Engineer Intern

Energy & Industrial Systems Mechanical Engineer Intern

Sargent Lundy • Englewood (CO)

On-site
USD 25,000 - 41,000
Health Plans
Life & Accident Insurance
Disability Coverage
+1
Mechanical Equipment Engineer Intern

Mechanical Equipment Engineer Intern

Merrick & Company • Greenwood Village (CO)

On-site
USD 25,000 - 36,000
Mechanical Engineering Intern Co-op: Design & Testing

Mechanical Engineering Intern Co-op: Design & Testing

MKS Inc. • Broomfield (CO)

On-site
USD 32,000 - 43,000
11 paid holidays
Sick time
15 paid vacation days accrued
Mechanical Engineering Intern: Building Systems Design (HVAC/Plumbing)

Mechanical Engineering Intern: Building Systems Design (HVAC/Plumbing)

Dewberry • Denver (CO)

On-site
USD 26,000 - 41,000
Summer Mechanical Engineering Intern | Hospitality & BIM

Summer Mechanical Engineering Intern | Hospitality & BIM

IMEG Corporation • Denver (CO)

On-site
USD 30,000 - 33,000
Paid internship
Mentor program
Structured internship program
+1
Mechanical Design Engineer Intern — Flexible Hours

Mechanical Design Engineer Intern — Flexible Hours

Industrious Ventures • Louisville (CO), Northern (KY)

Hybrid
USD 32,000 - 51,000
Relocation package
Monthly company events
Friday Team Lunches
+1
Mechanical Engineer Intern

Mechanical Engineer Intern

Affiliated Engineers, Inc • Denver (CO)

On-site
USD 18,000 - 26,000
Health insurance
Dental coverage
Vision coverage
+5
Paid Mechanical Engineering Intern — Sustainable Design

Paid Mechanical Engineering Intern — Sustainable Design

Pae-Consulting-Engineers • Denver (CO)

On-site
USD 29,000 - 37,000
Hourly pay range: $21.00–$27.00
Commuter/parking stipend
PTO for sick leave, holidays and civic
+1
Mechanical Design Intern: HVAC & Piping Systems

Mechanical Design Intern: HVAC & Piping Systems

Galloway & Company • Greenwood Village (CO)

On-site
USD 29,000 - 40,000
Bonuses
Profit sharing
Paid benefits
Mechanical Engineering Intern (Summer 2027)

Mechanical Engineering Intern (Summer 2027)

Salas O'Brien, Inc. • Greenwood Village (CO)

On-site
USD 12,000 - 18,000
Project Engineer Internship

Project Engineer Internship

U.S. Engineering • Denver (CO)

On-site
USD 26,000 - 32,000
Mechanical Design Engineer Intern — Flexible Hours

Mechanical Design Engineer Intern — Flexible Hours

H3X Technologies Inc. • Louisville (CO), Northern (KY)

Hybrid
USD 32,000 - 51,000
Relocation package
Monthly company events
Friday team lunches
+1
Sustainable Mechanical Design Intern

Sustainable Mechanical Design Intern

PAE • Denver (CO)

On-site
USD 29,000 - 37,000
Commuter stipend
Paid time off
PAE Committees
Energy & Power Mechanical Intern – Hybrid (Summer 2027)

Energy & Power Mechanical Intern – Hybrid (Summer 2027)

Jacobs Engineering Group Inc. • Denver (CO)

Hybrid
USD 30,000 - 43,000
Project Engineer Internship

Project Engineer Internship

U.S. Engineering • Loveland (CO)

On-site
USD 26,000 - 32,000
Global Mechanical Engineering Internship – Summer 2027

Global Mechanical Engineering Internship – Summer 2027

Knight Piésold • Denver (CO), Northern (KY)

Hybrid
USD 71,635,000 - 85,962,000
401(k) / Roth 401(k)
Flexible work schedule
Sustainable Mechanical Engineering Intern - CAD & Energy

Sustainable Mechanical Engineering Intern - CAD & Energy

PAE CONSULTING ENGINEERS INC • Denver (CO)

On-site
USD 29,000 - 37,000
Employer paid commuter/parking stipend
Paid time off for sick leave, public/f