Nathan Singh
Nathan is a seasoned SAP aerospace and defense (A&D) professional with more than 25 years of experience leading and delivering complex SAP implementations for government and defense contractors.
He currently serves as a partner at IBM, and previously held the title of vice president and A&D practice principal at Cognitus, where he leverages deep industry expertise alongside Cognitus’ industry-specific solutions and best practices to drive successful deployments and accelerate time to value for clients. Throughout his career, Nathan has held key leadership roles, including solution architect, industry advisor, team lead, and subject matter expert, and is widely recognized as a trusted advisor within the SAP A&D ecosystem.
Nathan brings extensive hands-on expertise in SAP S/4HANA A&D solutions, including Project System, government contracting, FAR/DFAR/DEAR compliance, labor accounting, earned value management (EVM), overhead application, and project-based manufacturing. He has architected highly complex solutions such as vendor financing models compliant with FAR regulations and manufacturing earned value solutions at the part and subcontract levels. Nathan has led SAP deployments with more than 20 A&D customers, including Lockheed Martin, RTX, L3Harris, Eaton, and ARKA Group, and has served as a lead partner tester with SAP for PMMO.
A recognized industry thought leader, he regularly presents at SAP Sapphire and Aerospace & Defense Innovation Days and collaborates closely with SAP’s A&D industry business unit to align product strategy with real-world client needs.
