Polaris Sensor Technologies is a 20+ year innovator in advanced optical systems, trusted by the Department of Defense, leading prime contractors, and commercial partners. Our team thrives on tackling complex technical challenges that directly support national security and emerging defense priorities, from unmanned systems to directed energy and beyond. With a strong record of contract wins, proven product development, and ongoing research, Polaris offers a dynamic environment where employees can see their work make a real impact. We pair the stability of an established company with the excitement of continuous growth, offering opportunities for professional development, career advancement, and the chance to contribute to groundbreaking technologies shaping the future.

Polaris Sensor Technologies is seeking a motivated Mechanical Engineer (New Graduate) to join our dynamic team working on advanced opto-mechanical systems. This role is ideal for an engineer who enjoys hands-on lab work, collaborating across disciplines, and contributing to a wide variety of projects from design through testing.

This position is full-time (40 hours per week) on-site in Huntsville, Alabama. Salary is commensurate with applicant’s qualifications and experience. Polaris offers a competitive benefits package including health, dental, and vision insurance, a robust ETO plan, and 401k.

Candidates must be U.S. citizens and must be able to obtain a security clearance upon demonstrated need.

Responsibilities

• Support design and development of opto-mechanical assemblies, housings, and test fixtures.
• Work with cross-disciplinary teams (mechanical, optical, electrical, software) to integrate systems.
• Perform mechanical design in SolidWorks (or similar CAD tools), including modeling, drafting, and documentation.
• Assemble and test prototypes in the lab (approximately 50% of time).
• Collaborate on electronics integration and cable management in mechanical systems.
• Participate in laboratory and field testing, including occasional travel to test sites.
• Contribute to multiple projects at once, ranging from early concepts to full system builds.

Qualifications

• B.S. in Mechanical Engineering (recent graduate or up to 5 years of experience).
• Familiarity with CAD software such as SolidWorks, Creo, or similar.
• Hands-on skills with mechanical/electronic assembly and lab tools.
• Interest in working on a variety of opto-mechanical systems and components.
• Willingness to travel occasionally for testing.
• Strong problem-solving skills and ability to learn quickly in a fast-paced environment.

Preferred Skills

• Exposure to thermal/fluid simulations or FEA.
• Experience with prototyping (3D printing, machining, or similar).
• Coursework or projects involving optics, imaging systems, or mechatronics.
• Familiarity with wiring, soldering, or basic electronics troubleshooting.

What We Offer

• Opportunity to contribute to cutting-edge projects in defense, aerospace, and sensing technologies.
• Hands-on experience across design, build, and test phases.
• Collaborative small-team environment with mentorship from experienced engineers.
• Competitive compensation and growth opportunities.