20 fall internship jobs at 16 companies in Boulder, CO
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2026 Legal & Contracts Fall Internship
Westminster, Colorado, United States
$20-$29/hr OnsiteInternship
Pursuing undergraduate or graduate degree in law, legal studies, business, public policy, or related field; strong analytical writing; basic risk assessment and project management experience; U.S. Person required; able to work onsite in Westminster, CO.
FAR, DFARS, ITAR, EAR
2w
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Fall (2026) 3L Student Practice Act Internship (Centennial, CO, US, 80111)
Centennial, Colorado, United States
$21/hr OnsiteTemporary
Must be a law student eligible under the Student Practice Act, pass MVR and background check, obtain Colorado Class R driver’s license or ability to get one, and demonstrate courtroom advocacy and legal research skills.
1mo
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Fall 2026 PR and Social Media Internship
San Diego or Los Angeles or New York City or Denver or Nashville
$575/yr HybridInternship
College junior/senior enrolled for academic credit; 16 hrs/week in-office (Mon-Thu) with Fridays remote; strong writing, communication, organization; proficiency with Word/PowerPoint/Excel (Mac) and Google Drive; AP style and social media knowledge.
Microsoft Word, Microsoft PowerPoint, Microsoft Excel, Mac OS, Google Drive, Google Docs, Google Sheets, Google Slides, Muck Rack, Tagger, Sprout Social, Canva, Barcelona Principles
2w
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Program and Non Profit Operations Internship - Fall
Denver, Colorado, United States
OnsitePart Time
1+ YOEMinimum 1 year coaching or teaching experience, attend mandatory staff training, plan and lead drills, ensure safety and positive experience for kids and families.
4w
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2L Fall Intern (District Attorney’s Office)
Castle Rock, Colorado, United States
$21/hr OnsiteInternship
Current 2L law student who completed first year, eligible for Student Practice Act internship, able to work semester schedule (typically 8-hr days, 2–3 days/week), no prior experience required.
4w
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Crisis Response Team Master's Level Clinical Internship Fall 2026 - Denver Sheriff Department
Denver, Colorado, United States
OnsitePart Time, Internship
0+ YOECurrently enrolled in an accredited Masters program in Social Work, Psychology, or related field; prerequisite coursework, valid driver's license, strong communication, and interest in corrections required.
4w
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Crisis Response Team Master's Level Clinical Internship Fall 2026 - Denver Sheriff Department
Denver, Colorado, United States
OnsitePart Time
Currently enrolled in an accredited masters program (Social Work, Psychology or related), prerequisite coursework, valid driver’s license, strong communication, interest in corrections; no prior experience required.
1w
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Fall Denver Operations Intern
Denver, Colorado, United States
$15/hr HybridInternship
High school diploma or equivalent, passion for non-profit work, strong communication, teamwork, adaptability, ability to manage multiple priorities; hybrid role with on-site presence in Denver; 15 hours/week.
2mo
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Design Intern (Fall 2026)
Denver, Colorado, United States
OnsiteInternship
Must be currently enrolled in an undergraduate or graduate program; 2 years completed toward degree and 3.0+ GPA preferred. Requires attention to detail, problem-solving, communication, and basic Microsoft Office skills.
Microsoft Office
18h
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AI Intern (Fall 2026)
Fort Collins, Colorado, United States
$23/hr OnsiteInternship, Temporary
Computer Science student or recent graduate with Python and hands-on LLM API experience; familiarity with RAG, vector databases, prompt engineering, and AI agents; available 20+ hours weekly onsite.
Python, OpenAI, Anthropic, Gemini
1mo
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Fall 2026 Intern - Treasury
Denver, Colorado, United States
$20-$24/hr OnsiteInternship, Full Time
Enrolled in an accredited university; 3+ years of undergraduate coursework or graduate enrollment preferred. Relevant coursework in finance/accounting/economics/math, familiarity with Excel and macros, strong analytical and communication skills.
Microsoft Excel, macros
2w
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Mechanical Engineering Intern (Fall 2026)
Golden, Colorado, United States
OnsiteFull Time, Internship
Pursuing a degree in mechanical/aerospace engineering or related field; proficiency in CAD; understanding of structural and thermal analysis; U.S. export-eligibility per ITAR.
Onshape, NX, SolidWorks, Fusion 360, NX Simcenter3D, FEMAP, ANSYS
1w
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District Attorney Legal Intern Fall 2026
Fort Collins or Loveland
$18-$43/hr OnsiteInternship, Part Time
Completed law school and taken July 2026 Colorado Bar exam; strong writing, legal research, and courtroom interest; drafting motions and assisting attorneys in court.
2w
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Avionics and Electrical Engineering Fall Co-op
Denver or Long Beach
$28-$32/hr OnsiteInternship
Currently enrolled in a four-year electrical engineering program; strong circuit, digital logic, and analog skills; hands-on test-equipment experience; able to work full-time onsite for 20 consecutive weeks beginning Sep 2026; U.S. authorization required.
Altium, OrCAD, KiCAD, LTspice, PSpice, MATLAB/Simulink, Python, C, C++, oscilloscope, multimeter, logic analyzer, function generator, power supply
3w
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Venmo Student Ambassador — Fall 2026 & Spring 2027
State College or Ann Arbor or East Lansing or Urbana or Iowa City or New Brunswick or Tucson or Waco or Boulder or Ames or Manhattan or Stillwater or Fort Worth or Lubbock or Salt Lake City or Morgantown
$500-$2k/yr OnsitePart Time, Internship
Currently enrolled full-time undergraduate at participating Big Ten or Big 12 universities, active campus involvement, strong social presence, outgoing and organized, must have or create a Venmo account to receive payouts.
Venmo, PayPal
1mo
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Intern - Flt Ops - Pilot - Professional Flight (Fall 2026)
Chicago or Denver or Houston or Los Angeles or Newark or San Francisco or Washington or Orlando or New York City
$18-$23/hr OnsiteMultiple Commitments Available
Must hold FAA Commercial rating and FAA medical, valid passport, high school diploma/GED, proficiency with Microsoft Word/Excel/PowerPoint/Outlook, willing to relocate, legal US work authorization without sponsorship, reliable attendance.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook
1mo
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Aerospace Systems Engineer I – Early Career (2026 Starts)
Kent or Seattle or Denver or Longmont or Reston or Cape Canaveral
$75k-$114k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
0+ YOEBS in engineering or technical field (recent grads eligible, start by Fall 2026); experience or internships in systems/aerospace/mechanical/electrical engineering; requirements development, test, integration, and verification skills; strong communication.
Jama, Rhapsody, Cameo
1mo
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2027 Rocky Mountain Regional Clerkship
Denver, Colorado, United States
$1k/wk OnsiteMultiple Commitments Available
Must be enrolled in a U.S. law school through fall 2027, available for a 10-week full-time summer clerkship in summer 2027, able to work in the U.S.; strong legal research, writing, and advocacy skills required.
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