Lockheed Martin, a leader in the Aerospace & Defense industry, is seeking an experienced Software Engineer with Poly SR SWE1 to join our dynamic IT & Cybersecurity team. This role will focus on developing and maintaining high-level classified software systems that are critical to national security missions. As a part of our team, you will work in a collaborative environment that values innovation and ethical standards. The right candidate will contribute to all phases of the software development lifecycle, from design to testing, ensuring the reliability and efficiency of our technological infrastructure.