MANDATORY SKILLS/EXPERIENCE Note: Candidates who do not have the mandatory skills and experience will not be considered Minimum 12 years of experience in a particular technical and/or business application, product, platform, or methodology. Develop and maintain call-flow diagrams, signaling validation scripts, and interoperability matrices across PSAC I, PSAC II, and vendor sites. Collaborate with MSCI, Motorola, NICE, Cisco, and telecom carriers to resolve interoperability, signaling, and audio