• Systems Engineer Intern

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …+ Pursuing a degree in engineering or a related discipline + Basic knowledge of systems engineer principles + Basic knowledge of systems engineer ... desire to learn, and we will provide the experience. Summer internships are typically 10-12 weeks starting in late...for a full-time position upon graduation. As a Technical Intern , you'll ask questions, get involved, bring your ideas,… more
    Sierra Nevada Company, LLC (09/19/25)
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  • Intern - Power Systems /HVAC…

    Lumen (Denver, CO)
    …and more broadly, within the telecommunications industry. Through partnership with a senior engineer , the intern will have the opportunity to observe and ... opportunity to gain hands-on experience in digital innovation through a 10-week summer internship. Interns learn, network, and advance their careers while helping… more
    Lumen (10/07/25)
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  • Intern - DevOps Engineer

    Lumen (Denver, CO)
    …Main Responsibilities** Lumen's Enterprise Operations organization is looking for a DevOps Engineer Intern on our Network Transformation team. The intern ... opportunity to gain hands-on experience in digital innovation through a 10-week summer internship. Interns learn, network, and advance their careers while helping… more
    Lumen (10/10/25)
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  • Intern - IT Engineer - Summer

    Lumen (Denver, CO)
    …opportunity to gain hands-on experience in digital innovation through a 10-week summer internship. Interns learn, network, and advance their careers while helping ... exciting journey with Lumen today! Come join Lumen's fully immersive, 10-week summer internship program. Our interns demonstrate curiosity, innovation, and a passion… more
    Lumen (10/07/25)
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  • Summer Intern - IT Software…

    Nelnet (Centennial, CO)
    …Fortune 1000 finance & technology company, is hiring eager students to join its Summer 2026 IT Internship program. Software Engineer Interns Software Engineer ... best place to do it. Join Nelnet as an intern and do real work that matters to our...of the Software Development Life Cycle (SDLC), computer information systems , and Agile approach.** **Knowledge of computers: preferably Microsoft… more
    Nelnet (09/12/25)
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  • Intern - Network Engineer

    Lumen (Denver, CO)
    …Lumen's Architecture Engineering & Technology organization is looking for a Network Engineer Intern on our Vyvx team. The Vyvx engineering team ... connect the world and shape the future. **The Role** Intern must be available to work full time (40...Gain exposure to different network devices and automation control systems + Perform network troubleshooting tasks + Join maintenance… more
    Lumen (10/10/25)
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  • Cleared Software Engineer Intern

    CACI International (Denver, CO)
    Cleared Software Engineer Intern - Summer 2026 Job Category: Intern /Co-op Time Type: Part time Minimum Clearance Required to Start: TS/SCI with Polygraph ... CACI is seeking a skilled Software Developer for our Summer 2026 Makalu internship program. If you are enthusiastic...be a part of a team supporting mission critical systems . + Familiarity with real-time communication mechanisms such as… more
    CACI International (10/08/25)
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  • Intern - Information Security…

    Lumen (Denver, CO)
    …opportunity to gain hands-on experience in digital innovation through a 10-week summer internship. Interns learn, network, and advance their careers while helping ... exciting journey with Lumen today Come join Lumen's fully immersive, 10-week summer internship program. Our interns demonstrate curiosity, innovation, and a passion… more
    Lumen (10/07/25)
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  • Intern - Software Engineer

    Nelnet (Centennial, CO)
    …codes or build brands-we're the best place to do it. Join Nelnet as an intern and do real work that matters to our business. All Nelnet interns receive one-on-one ... mentorship, competitive pay, casual dress, flexible schedule, intern -specific programming, and meaningful work experience. Apply to one of our internships today.… more
    Nelnet (09/03/25)
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  • Structural Engineer Intern

    Kiewit (Lone Tree, CO)
    …Overview** **Kiewit Infrastructure Engineers (KIE)** has an opening for a dynamic Structural Engineer Intern in our growing Engineering organization. You will be ... erection and demolition planning, formwork/falsework design, support of excavation systems , temporary bridges and crane trestles, heavy crane lift planning,… more
    Kiewit (09/17/25)
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  • Intern - DevOps Engineer

    Lumen (Denver, CO)
    …opportunity to gain hands-on experience in digital innovation through a 10-week summer internship. Interns learn, network, and advance their careers while helping ... exciting journey with Lumen today! Come join Lumen's fully immersive, 10-week summer internship program. Our interns demonstrate curiosity, innovation, and a passion… more
    Lumen (10/07/25)
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  • Integrative Engineer Intern - Kiewit…

    Kiewit (Lone Tree, CO)
    …The Integrative Engineering & Technology Solutions (IETS) department is looking for an Integrative Engineer Intern (also named an IETS Analyst Intern ) to ... job practice. The objective is for the IETS Analyst Intern to acquire the knowledge and skills to work...our work. + Review, learn, and begin to apply Systems Engineering processes (ISO 29148, ISO 15288, INCOSE Handbook).… more
    Kiewit (10/11/25)
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  • Substation Engineer Intern - Kiewit…

    Kiewit (Lone Tree, CO)
    …ranging from 12kV to 500kV in both engineering detailed design and Engineer , Procure, Construct (EPC) projects for clients throughout the country. **District ... studies with minimal supervision * Review project schedules and work with project engineer to ensure projects remain on schedule * Properly use the document… more
    Kiewit (10/04/25)
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  • Summer 2026 Non Functional Data Test…

    Highmark Health (Denver, CO)
    …and reporting including recommendations or proposals for action. As a Data Test Engineer Intern , you will assist in ensuring the quality, reliability, and ... performance of data systems and solutions. You will work closely with experienced test engineers and data professionals to design, develop, and execute test plans,… more
    Highmark Health (10/02/25)
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  • Structural Engineer Intern

    Black & Veatch (Denver, CO)
    …Only Hire :** No **Visa Sponsorship Available:** No **Job Summary** As a Structural Engineer (Transmission Line) Summer Intern at Black & Veatch, you ... **Structural Engineer Intern , Transmission Line** Date: Oct...production, and designs + Prepare basic calculations + Analyze systems utilizing computer modeling + Organize and file project… more
    Black & Veatch (10/02/25)
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  • Civil Engineer Intern - Water Job…

    Black & Veatch (Denver, CO)
    **Civil Engineer Intern - Water** Date: Sep 26,...No **Visa Sponsorship Available:** No **Job Summary** As a Summer Intern at Black & Veatch you will ... Black & Veatch Corporation **Req Id :** 111339 **Opportunity Type :** College Intern **Relocation eligible :** Yes **Full time/Part time :** Full-Time **Project Only… more
    Black & Veatch (09/27/25)
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  • Electrical Engineer Intern

    Black & Veatch (Denver, CO)
    **Electrical Engineer Intern - Substation** Date: Oct 4, 2025 Location: Denver, CO, US Irvine, CA, US Phoenix, AZ, US Tualatin, OR, US Walnut Creek, CA, US ... Full-Time **Project Only Hire :** No **Visa Sponsorship Available:** No **The Opportunity** As a Summer Intern at Black & Veatch, you will help address some of… more
    Black & Veatch (10/05/25)
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  • RF Engineer Intern

    Lockheed Martin (Littleton, CO)
    …epitome of corporate responsibility\. Your Mission is Ours\. Responsibilities as an RF Engineer intern include research, design, and development of RF front end ... Engineers across various programs to achieve desired design and function\. The RF engineer intern will simulate RF designs, capture RF schematics and layout,… more
    Lockheed Martin (10/01/25)
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  • Cyber Software Engineer Intern

    Lockheed Martin (Denver, CO)
    …apply for roles that align with your qualifications\. **Experience Level:** Co\-op/ Summer Intern **Business Unit:** SPACE **Relocation Available:** No **Career ... Mission is Ours\. Lockheed Martin Space is seeking a Summer 2026 Cyber Software Intern \. In this...Expertise in one or more of the following Operating Systems : Linux, Unix, Mac, Windows, Android, iOS\. Hands\-on experience… more
    Lockheed Martin (10/08/25)
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  • Gas Strategic Planning Engineer

    Xcel Energy (Denver, CO)
    …support the long-term planning and vision of the Company's natural gas systems . The program provides practical work experience to develop your existing skillset, ... senior leadership, and collaborate with key internal stakeholders. Each intern will be relied upon to play a role...Contribute to long-term reliability of the Company's natural gas systems . . Learn to use various planning tools including… more
    Xcel Energy (09/10/25)
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