Collins Aerospace, an RTX business, is looking to hire a Senior Software Engineer to support our Mission Systems Command, Control Communications, Cyber Intelligence and Autonomy (C4I&A) organization. This role focuses on secure software development, automation, and continuous improvement in support of critical communication and cyber intelligence programs. As a Senior Software Engineer, you will contribute to the design, development, integration, and protection of software solutions that directly support C4I&A programs. You will work closely with development, security, and operations teams to ensure that security and reliability are embedded into every stage of the software lifecycle, enabling seamless delivery of mission-critical systems. This position will sit at our Aguadilla, PR location. You must be residing in Puerto Rico at the time of starting employment. Relocation is not offered. This role is categorized as hybrid, with 3 days onsite and 2 days remote following the schedule assigned by the Manager.