Kforce has a client that is seeking a Principal Software Engineer - Production Support in Merrimack, NH. Duties: * Lead production support efforts for critical applications, ensuring high availability and performance * Drive resolution of complex incidents and conduct thorough root cause analysis to prevent recurrence * Collaborate with development and infrastructure teams to implement fixes, enhancements, and automation * Improve observability and monitoring practices to proactively detect and resolve issues * Guide and mentor engineers in production support best practices and operational excellence * Contribute to support readiness for new releases and platform changes * Champion continuous improvement initiatives to enhance system reliability and client experience