Mechanical Engineer
Location: Huntsville, AL
Job Type: Full-Time
Company: Invariant Corporation
Category: Corporate Office
Job Description Apply Now
Mechanical Engineer
Invariant Corporation is seeking a dedicated and detail-oriented Mechanical Engineer to join our dynamic team and support upcoming and anticipated defense programs. This full-time opportunity is ideal for recent graduates or early-career professionals seeking to gain hands-on experience and contribute to the development of innovative mechanical systems. As a Mechanical Engineer, you will play a crucial role in supporting the design, development, testing, and improvement of a wide range of mechanical systems and components under the mentorship of experienced senior engineers. This position is contingent upon contract award and presents an excellent pathway for professional growth within a collaborative environment.
As a Mechanical Engineer, you will have the chance to work on diverse phases of project development, assisting with mechanical design, prototype development, and testing activities. You will also be responsible for drafting technical documentation, participating in design reviews, and collaborating closely with cross-functional teams, including electrical engineering, manufacturing, and quality assurance professionals. Your contribution will support the organization’s mission to provide high-quality solutions to complex engineering challenges in the defense sector.
This Mechanical Engineer role requires U.S. citizenship and the successful completion of a background check. Candidates must be able to obtain and maintain an active Secret clearance. The ideal applicant will possess a Bachelor’s degree in Mechanical Engineering or a related field, and demonstrate proficiency in 2D/3D CAD tools such as SolidWorks or AutoCAD. A foundational understanding of mechanical design principles and materials, strong problem-solving skills, and the ability to work both independently and as part of a team are key attributes for success in this role.
Additional preferred qualifications include hands-on experience with manufacturing processes such as CNC machining, injection molding, and 3D printing, as well as exposure to Geometric Dimensioning and Tolerancing (GD&T) and familiarity with Product Data Management (PDM) systems or engineering change control platforms. Physical requirements for this position include the ability to sit for extended periods during desk work, meetings, and teleconferences.
Invariant Corporation is proud to operate in Alabama, where candidates can enjoy a vibrant professional community and a strong commitment to technological advancement. The organization is dedicated to providing equal employment opportunities to all qualified applicants and maintains a drug-free workplace. In accordance with Code of Alabama § 40-18-370, good faith consideration will be given to Alabama residents for employment at the Project.
If you are ready to advance your career as a Mechanical Engineer and contribute to impactful defense programs, we encourage you to apply by clicking the job application button below.
Mechanical Engineer - Summary- Full-time position supporting defense programs, contingent upon contract award
- Opportunity to gain hands-on experience in mechanical design, development, and testing
- Collaborative team environment with mentorship from senior engineers
- Located in Alabama, with consideration given to Alabama residents as per state code
- Support mechanical design and drafting using CAD software (SolidWorks, AutoCAD, or similar)
- Assist in prototype development, assembly, and functional testing
- Apply knowledge of manufacturing processes such as machining, sheet metal fabrication, 3D printing, and welding
- Perform engineering calculations and analysis, including structural and thermal FEA
- Prepare technical documentation, including drawings, plans, procedures, and reports
- Collaborate with electrical engineers, manufacturing, and quality assurance teams
- Support configuration management processes, including preparing Engineering Change Orders (ECOs) and managing information in Configuration Management (CM) systems
- Participate in design reviews and contribute to design improvements
- Troubleshoot and resolve engineering issues during prototyping, development, and production phases
- Competitive salary commensurate with experience and qualifications
- Comprehensive benefits package
- Professional growth and career advancement opportunities
- Supportive, inclusive, and innovative work environment
- U.S. Citizenship required
- Successful completion of a background check
- Ability to obtain and maintain an active Secret clearance
- Bachelor’s degree in Mechanical Engineering or a related field
- 0–5 years of experience in a mechanical engineering role
- Proficiency in 2D/3D CAD tools (e.g., SolidWorks, AutoCAD, or equivalent)
- Basic understanding of mechanical design principles and materials
- Strong problem-solving and analytical skills
- Excellent written and verbal communication skills
- Ability to work independently and collaboratively
- Motivated and detail-oriented early-career professional
- Direct experience with manufacturing processes is a plus (CNC machining, injection molding, 3D printing)
- Exposure to GD&T and technical drawing standards
- Working knowledge of Product Data Management (PDM) systems or engineering change control (e.g., Arena, Windchill)
- Strong collaborative skills and ability to contribute to cross-functional teams
- Physical requirements include sitting for extended periods
- 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
- 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.
Take the next step in your engineering career—apply today by clicking the job application button!