Analysis Skills, Budgeting, Change Control, Communication Skills, Computer Science, Configuration Management, Cost Control, Customer/Client Research, Department of Defense Architecture Framework (DoDAF), Document Management, Documentation, Earned Value Management (EVM), Electricity, Engineering, Engineering Management, Feasibility Analysis, Functional Decomposition, Government, Government Organizations, Hardware Configuration Management, High Level Architecture (HLA), Industry/Trade Analysis, Information/Data Security (InfoSec), Integration Testing, Interoperability, Leadership, Model Validation, Operations Planning, Presentation/Verbal Skills, Printed Circuit Board Design, Product Design, Production Systems, Prototyping, Requirements Derivation, Requirements Management, Risk, Risk Analysis, Risk Management, Service-Oriented Architecture (fka Distributed Object Architecture), Simulation, Software Configuration Management, Strategic Planning, System Architecture, System Integration (SI), System Lifecycle, Systems Administration/Management, Systems Analysis, Systems Engineering, Systems Maintenance, Technical Leadership, Test Plan/Schedule, Testing, Traceability, Trade Studies, Validation Plan, Validation Testing