Mechanical Engineering Internship

The Mechanical Engineering Intern supports the organization in an area related to the student’s current area of graduate or undergraduate engineering study. Learns skills related to their degree while also supporting departments across the organization with engineering tasks. Work is performed under immediate supervision and provides a real-world application of classroom knowledge. This position is for the Summer 2026 Term and will be an onsite position in Huntsville, AL.

Responsibilities

• Experience hands on work experience in support of on-going projects.
• Provide administrative and technical support.
• Deliver high-quality work in a fast-paced, dynamic work environment by managing time and effort across multiple projects.Support unique and complex Dept of War and Army engineering efforts located in Huntsville, Alabama.
• Other duties as assigned.

Education/Experience

• Currently enrolled in an undergraduate or graduate level Engineering degree program in relevant area (Mechanical Engineering degree concentration preferred) at an accredited college/university at the time of the internship (Summer 2026 or Fall 2026).
• Required minimum GPA is 3.0.
• 0-2 years of relevant experience.
• Community and/or campus involvement is preferred.
• Proficient computer skills, including Microsoft Office Suite (Word, PowerPoint, and Excel).
• Ability to obtain and maintain a DoD security clearance.
• U.S. Citizenship is required.

Knowledge/Skills

• Desired: Knowledge and/or experience in the use of CAD software including Solid Works, Inventor, and/or Creo.
• Desired: Knowledge of hardware components and assembly.
• Knowledge of office administration and procedures.
• Exceptional judgment capabilities and relationship management skills.
• Excellent communication, teamwork, and client service skills; ability to clearly communicate in discussions and written documents, and to deliver feedback clearly and tactfully.
• Interact with a diverse array of customers and staff in a professional and courteous manner.
• Work with supervision and have accountability for accurate and complete results.
• Be extremely organized and exceptionally detail oriented.
• Work well both independently and in a team environment.
• Be energized by a fast-paced work environment.
• Must be able to communicate with others effectively.
• Analyze information and respond appropriately.
• Manage time wisely and prioritize tasks.
• Provide superior customer service. 
• Multi-task in a pleasant manner.
• Work well under pressure. 

Physical Demands

• The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job.
• While performing the duties of this job, the employee is regularly required to talk or hear. The employee frequently is required to stand; walk; handle or feel; and reach with hands and arms.
• The employee is occasionally required to sit; climb or balance; and stoop, kneel, crouch or crawl. The employee must be able to lift and/or move up to 10 pounds and occasionally lift and/or move up to 25 pounds.
• Specific vision abilities required by this job include close vision, distance vision, peripheral vision, depth perception and ability to adjust focus.
• Regular i3 hours are 8:00 a.m. - 5:00 p.m. Monday-Friday, however, additional hours may be required on occasion. Regular and punctual attendance is required.

i3 is a technically diverse, 100% team member owned business, headquartered in Huntsville, Alabama specializing in missile and aviation systems engineering and logistic services, electronic warfare and electromagnetic effects analysis, UAS system integration and flight operations, full lifecycle C5ISR engineering services, cybersecurity and IT/IA innovative solutions and virtual training, simulation & serious game development and implementation. We have established a broad offering of products and capabilities collectively providing decades of experience supporting the full complement of DoD military services, Missile Defense Agency, National Aeronautics and Space Administration, and a variety of other Government organizations and private industry customers.  

Perks of being a team member owner include:

• Long-term financial security
• Higher job satisfaction
• Greater job security
• Personal and professional growth
• Great company culture

Other outstanding benefits:

• Excellent insurance coverage
• 401(k) match
• Generous PTO
• Health and wellness incentives
• Tuition and certification reimbursement
• Countless opportunities to give back to the community through i3 Cares

We work hard. We compete hard. We play hard. Apply now to join us!