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Mechanical Engineer Intern

Invariant Corporation

Huntsville, AL 35802 • 10/2/2026

Job Description

Job Description

Mechanical Engineer Intern

27-002

Invariant Corporation is seeking a talented and motivated Mechanical Engineer Intern.

Duties Include:

  • Conducts multidisciplinary research
  • Collaborates with equipment designers and/or hardware engineers in the planning, design, development, testing and utilization of mechanical and/or electromechanical systems, instruments, controls, etc.
  • Perform other duties as assigned or required

Requirements:

Candidate must be enrolled in a Mechanical Engineering, Aerospace Engineering, Math, or other related degree program from an ABET accredited college/university

  • Knowledge of CAD and simulation tools
  • Experience or classroom knowledge of analytical model development using MATLAB or Simulink
  • Proficiency in Microsoft Office applications
  • Detail oriented with a commitment to a high level of customer service
  • Must be able to communicate effectively with engineers, customers, and business professionals

Preferred qualifications include familiarity with some or all, of the following:

  • Experience with 3-D modeling, digital assembly, and rendering
  • Script writing and debugging, data plotting, array manipulation and analysis

Requires ability to:

  • Obtain and maintain a Secret Clearance
  • Work well in a small, fast-paced, and mission-driven environment with co-workers, management, and client
  • Demonstrate innovation, quick learning, excellent communication skills and adaptive thinking
  • Work independently with minimal supervision, and to make rational decisions, and to exercise good judgment is essential

Work Environment

Office, Lab, and field environment.

This position is expected to be performed only in the state of Alabama.

Subject to the provisions of Code of Alabama 40-18-370, the Company shall give good faith consideration to Alabama residents for employment at the Project. Invariant Corporation is an Equal Opportunity Employer. All qualified applicants will be considered without regard to race, color, religion, sex, national origin, disability, or veteran status.

Invariant is a drug-free workplace.

\nCompany Description

Headquartered in Huntsville, Alabama, Invariant is a 100% employee owned, non-traditional defense contractor providing advanced engineering solutions to support national defense, homeland security, and law enforcement. We are ISO 9001 certified with secure facilities, labs, and high bay space performing advanced manufacturing, integration, assembly, and testing of mission critical systems. Join a team where innovation fuels impact. At Invariant, every voice contributes, and every employee-owner shares in the success of our mission to protect those who protect us. We’re home to engineers, developers, and specialistsweb builders of mission-critical systems, united by purpose and driven by pride. As a 100% employee-owned company, your work doesn’t just power national defenseit helps power your future. Ready to take the next step in your career? Explore our current openings and discover how you can make a lasting impact while building ownership in everything you help create.

Company Description

Headquartered in Huntsville, Alabama, Invariant is a 100% employee owned, non-traditional defense contractor providing advanced engineering solutions to support national defense, homeland security, and law enforcement. We are ISO 9001 certified with secure facilities, labs, and high bay space performing advanced manufacturing, integration, assembly, and testing of mission critical systems. Join a team where innovation fuels impact. At Invariant, every voice contributes, and every employee-owner shares in the success of our mission to protect those who protect us. We’re home to engineers, developers, and specialistsweb builders of mission-critical systems, united by purpose and driven by pride. As a 100% employee-owned company, your work doesn’t just power national defenseit helps power your future. Ready to take the next step in your career? Explore our current openings and discover how you can make a lasting impact while building ownership in everything you help create.