Mechanical Engineer Intern, Summer 2027

Sierra Nevada Corporation

. Participate in actual technical projects and contribute to team objectives by completing assigned tasks .

Posted 10/22/2026part-timeLone Tree • Colorado • United StatesEntry Level💰 $24 - $32 per hourWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates strong analytical and problem-solving skills while contributing to technical projects in a collaborative team environment. Proficient in technical documentation and familiar with engineering software tools, ensuring effective support for engineering decisions.

Highest-signal resume keywords

Strong Analytical SkillsProblem-Solving SkillsTechnical DocumentationEngineering Software ToolsCollaboration Skills

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Technical Data AnalysisEngineering Software ToolsCADMATLABMicrosoft WordMicrosoft ExcelMicrosoft PowerPointMicrosoft VisioMicrosoft AccessManual Dexterity

Soft Skills

Strong Organization SkillsWork EthicDetail OrientedCollaborative Team Environment

Certifications & Qualifications

Secret U.S. Security Clearance

Industry Keywords

Aerospace IndustryDefense IndustryTechnical ProjectsEngineering RoleLaboratory Environment

About the role

Key responsibilities & impact

Participate in actual technical projects and contribute to team objectives by completing assigned tasks
Receive guidance and mentorship from experienced industry professionals
Prepare and maintain technical documentation, reports, and records
Assist in collecting, analyzing, and interpreting technical data to support engineering decisions
Attend planning meetings to understand project requirements, timelines, and team goals
Perform hands-on technical work assignments
Work closely with team members and apply learned expertise to ongoing projects
Identify opportunities for process improvements and support best practices
Participate in workshops covering the business and company culture

Requirements

What you’ll need

Must be a Sophomore, Junior, or Senior in college or technical school, with at least 6 months until graduation after end of internship
Currently enrolled in a university or college program pursuing a degree in Engineering, Computer Science, or a related technical field
Strong analytical and problem-solving skills
Strong skills in Word, Excel, PowerPoint and Visio
Ability to work in a highly collaborative team environment
Strong organization skills and work ethic; detail oriented
Ability to obtain and maintain a Secret U.S. Security Clearance
U.S. Citizenship status is required
Prior internship or work experience in a technical or engineering role preferred
Familiarity with the Aerospace and Defense industry preferred
Basic knowledge of engineering software tools such as CAD and MATLAB preferred
Microsoft Access skills preferred
Ability to sit at a computer for extended periods
Proficiency with computers and office equipment
Manual dexterity for handling tools and technical equipment
Ability to lift up to 25 lbs occasionally
Ability to work in a laboratory or workshop environment, potentially involving loud noise or hazardous conditions
Ability to travel may be required

Benefits

Comp & perks

Medical, dental, and vision plans
401(k) with 150% match up to 6%
Life insurance
3 weeks paid time off
Tuition reimbursement