Collins Aerospace, an RTX company, is a leader in technologically advanced and intelligent solutions for the global aerospace and defense industry. We are seeking a Principal Software Engineer to work onsite in Huntsville, AL. This position requires an active Secret Security Clearance with SCI eligibility. As the Software PKI Engineer, you will be responsible for supporting the C2BMC Dev Sec Ops team to design, develop, test, implement, and integrate PKI solutions to focus on code signing and key management operations. The PKI engineer will design and implement a certificate lifecycle management process.