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39 engineer internship jobs at 18 companies in Fort Collins, CO

1mo
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Graduate (Year-Round) Internship – Digital Twin Development for Biorefinery Processes
Golden or Boulder or Washington
$45k-$71k/yr OnsiteInternship, Full Time
National Laboratory of the Rockies
National Laboratory of the Rockies: Conducts applied research in energy systems and technology innovation.
Graduate-level internship requiring programming in Python or C++, experience modeling chemical reactors (Cantera) and integrating CFD, GPA ≥3.0, enrolled or recently completed relevant degree in computational/engineering/physical/biological sciences.
Python, C++, Cantera, CFD, Aspen Plus, AnyLogic, TwinCAT, Siemens Xcelerator
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4d
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2026 Intern Conversion - Industrial Engineer I
Seattle or Van Horn or Denver or Huntsville or Florida or Arlington or Los Angeles or Longmont or Reston or California or Colorado or Washington or Virginia
$69k-$105k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
Completed a 2026 Blue Origin internship, enrolled in or recently graduating from college, and holds a minimum B.S. in mechanical, aerospace, or astronautical engineering; U.S. work authorization required.
Defense Biometric Identification System (DBIDS)
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3mo
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Professional Engineer - Structural
Cheyenne, Wyoming, United States
HybridAll Commitments Available
Martin/Martin
Martin/Martin: Provides structural and civil engineering services for building projects.
4+ YOERegistered Professional Engineer with BS +4y (or MS +3y) in civil/structural engineering; US work eligibility; able to work in Cheyenne, WY; relocation possible.
AutoDesk Revit
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3w
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Engineering Internship Summer 2026
Loveland, Colorado, United States
$16-$20/hr OnsiteInternship
Enthusiast Auto Holdings
Enthusiast Auto Holdings: Direct-to-consumer e-commerce retailer of specialty performance automotive parts.
Pursuing a bachelor's in mechanical engineering or related field; CAD proficiency (SolidWorks/CATIA), welding experience (MIG/TIG), strong analytical and communication skills; independent and team work capability.
SolidWorks, CATIA, NetSuite, Salesforce
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5d
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Intern - Design Engineer
Tempe or Phoenix or Las Vegas or Los Lunas or Cheyenne or Salt Lake City or El Paso
OnsiteInternship
Southland Industries
Southland Industries: National expert in mechanical, electrical, and plumbing building systems.
Pursuing a bachelor's degree in mechanical engineering or related field; HVAC design and thermodynamics coursework desirable. Requires communication, problem-solving, writing, and collaboration skills.
CADD
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5d
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Intern - Design Engineer
Tempe or Phoenix or Las Vegas or Los Lunas or Cheyenne or Salt Lake City or El Paso or United States
OnsiteInternship
Southland Industries
Southland Industries: Provides integrated mechanical, electrical, and plumbing building systems solutions.
Pursuing a bachelor's degree in mechanical engineering or related field; thermodynamics and HVAC design coursework highly desirable. Requires communication, problem-solving, collaboration, and business writing skills.
CADD
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4d
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Intern - Firmware Engineer - Fall 2026
Fort Collins or Denver or Minnesota or Massachusetts or California or Loveland or Boulder or St. Paul or Boston or San Jose or Stanford or Berkeley
$26-$36/hr OnsiteInternship
Advanced Energy
Advanced EnergyNasdaq: AEIS: Provides precision power conversion and control technology solutions.
Pursuing an MS or Ph.D. in firmware, computer, or electrical engineering; GPA above 3.25; experience with lab debugging, design tools, Windows, MS Office, and embedded firmware preferred.
oscilloscopes, power meters, multimeters, logic analyzers, firmware interface tools, Windows, Microsoft Office, CAD, UART, SPI, I2C
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3d
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Kiewit Building Group - Field Engineer Intern (Summer 2026) 1
Omaha or Seattle or Washington or Lone Tree or Corpus Christi or Boulder or Dallas or El Paso or Abilene or Honolulu or Council Bluffs
$20-$25/hr FieldMultiple Commitments Available
Kiewit
Kiewit: Provides large-scale construction and engineering services for diverse infrastructure.
Pursuing a construction management or engineering degree; requires construction scheduling, cost control, drawing interpretation, Microsoft Office, communication, site access, travel or relocation, and a valid driver's license.
Microsoft Office, SureTrak, Hard Dollar, Revit, SAP, Pro Log, Primavera P6
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2w
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Summer 2027 Intern - Hardware Engineering
Colorado Springs or Irvine or Longmont or Fremont or Rochester or San Jose
$34-$47/hr HybridInternship
Western Digital
Western DigitalNASDAQ: WDC: Design and manufacture data storage devices and systems.
0+ YOEEarly-career candidates pursuing or holding technical degrees in engineering or related fields; experience via coursework, internships, projects; familiarity with programming, embedded systems, digital logic, or hardware design; strong analytical and communication skills.
RTL, Verilog/SystemVerilog, FPGA, C, C++, Assembly, Python, Java, Go, SQL, JavaScript, CAD, Git, Linux, Microsoft Office, RTOS
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2027 North America Software Engineering Internship
Bellevue or Boulder or Denver or Irvine or New York or Seattle
$46-$62/yr HybridInternship
The Trade Desk
The Trade DeskNASDAQ: TTD: Cloud-based programmatic advertising platform for data-driven media buying.
Enrolled in a Bachelor's or Master's program, expected to graduate 2027–2028; fluent in one or more object-oriented languages; strong data structures and algorithms; available to work 3 days in office (Tue–Thu).
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1d
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BD Engineering Development Program
Durham or Warwick or Covington or Louisville or Brea or Vernon Hills or San Diego or Tempe or Salt Lake City or Franklin Lakes or Irvine
OnsiteFull Time
BD
BDNYSE: BDX: Develops and sells medical technology, devices, and laboratory equipment.
0+ YOENew engineering graduate with BS or MS in a relevant engineering discipline, strong academics, leadership, communication, and problem-solving skills; internship or co-op experience required.
CAD
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1mo
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2026-2027 Facilities Engineering Chemical Engineering Intern
Houston or Bakersfield or Belle Chasse or Midland or Geismar or El Segundo or Pasadena or Pascagoula or Covington or Salt Lake City or Richmond or Ames or Greeley
$28/hr OnsiteInternship, Full Time
Chevron
ChevronNYSE: CVX: Global energy producing oil, gas, and petrochemicals.
Pursuing bachelor's or master's in chemical engineering; strong academics, communication, teamwork, problem-solving; ability to demonstrate Chevron Way.
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ENGINEERING INTERN - TEMP
Boulder, Colorado, United States
$22-$25/hr OnsiteMultiple Commitments Available
The GEO Group
The GEO GroupNYSE: GEO: Operates private correctional facilities and community reentry programs.
Undergraduate Electrical Engineering student; experience with lab equipment, reading schematics, basic measurement tools, and electronic components; strong communication and willingness to learn.
oscilloscope, power supply, electronic load, multimeter, caliper, voltmeter, pressure regulator
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ENGINEERING INTERN - TEMP
Boulder, Colorado, United States
$22-$25/hr OnsiteFull Time, Internship
The GEO Group
The GEO GroupNYSE: GEO: Provides correctional, detention, and community reentry services.
Undergraduate electrical engineering student; experience with oscilloscopes, power supplies, electronic loads, multimeters, reading schematics, and basic electronic components; strong communication and willingness to learn.
oscilloscopes, power supplies, electronic loads, multimeters, calipers, voltmeters, pressure regulators, component evaluation boards
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1mo
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Engineering Controls Intern - Louisville, CO
Louisville, Colorado, United States
RemoteMultiple Commitments Available
Pigler Automation
Pigler Automation: An industrial automation specializing in control systems integration and engineering solutions for manufacturing and process industries.
0+ YOECurrently pursuing a Bachelor's or Master's in engineering/CS, strong attention to detail, independent worker with strong communication, interest in industrial automation; exposure to AutoCAD/ePlan, PLC/HMI/SCADA is a plus.
AutoCAD, ePlan, PLC, HMI, SCADA, virtual machine, server
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1w
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Materials Engineering Intern
Louisville, Colorado, United States
$25/hr OnsiteInternship, Part Time
Solid Power
Solid PowerNasdaq: SLDP: Designs and manufactures all-solid-state battery technology for vehicles.
Currently pursuing a bachelor's or master's degree in a related field; knowledge of materials characterization and safe laboratory practices; ability to work onsite and lift up to 50 pounds.
PPE, PAPRs
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2w
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Software Engineering Intern – Summer 2027
Fridley or Tempe or Eatontown or Santa Rosa or Lafayette or Boulder or Plymouth or Mounds View or Irvine or North Haven or Memphis or Newton or Dexter or Santa Ana or Mansfield or Fort Worth or Minneapolis or Brooklyn Center or Jacksonville or Boston or Brooklyn Park
$27-$45/hr OnsiteFull Time
Medtronic
MedtronicNew York Stock Exchange: MDT: Develops and manufactures medical devices and digital health solutions.
Currently pursuing BS/MS in computer/software engineering or related with anticipated graduation 2027–2029; full-time internship availability June–Aug; U.S. work authorization required; 3.0 GPA preferred; experience with programming/projects preferred.
C, C++, C#/.NET, SQL, JavaScript, Java, Python, Swift, HTML/CSS, Microsoft Visual Studio, Jenkins, GitLab
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2mo
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Product Marketing Manager, AI Solutions – Higher Education & Research
Fort Collins or Palo Alto
$93k-$144k/yr OnsiteFull Time
HP
HPNYSE: HPQ: Manufacturer of personal computers, printers, and imaging devices.
Bachelor's in computer science/engineering or related, internship or project experience in product marketing, foundational AI/data science understanding, ability to translate technical concepts into messaging, strong analytical and collaboration skills.
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3mo
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Summer Intern - Wind Development
Louisville, Colorado, United States
OnsiteInternship
AES
AESNYSE: AES: Provides electricity and renewable energy solutions globally.
Pursuing a bachelor’s or master’s degree; strong analytical and communication skills; proficient in Excel; attention to detail; GIS/Power BI preferred.
Microsoft Excel, Power BI, GIS
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2mo
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Product Marketing Manager, AI Solutions – Higher Education & Research
Fort Collins or Palo Alto
$93k-$144k/yr OnsiteFull Time
HP
HPNYSE: HPQ: Manufactures personal computers, printers, and 3D printing hardware.
Bachelor's in Computer Science, Engineering, or related field required; internship or project experience in product marketing; foundational AI and technical infrastructure knowledge; ability to translate technical concepts into clear messaging; strong analytical and collaborative skills.
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