Responsibilities: As a Senior Systems Engineer and subject matter expert, you will help to define client requirements for RF solutions, allocate system requirements, and derive requirements to ensure the system architecture is fully defined, understood, and compliant to mission needs. Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.