Systems Engineer II / SMEStaffed4U is seeking a highly motivated Systems Engineer II / Subject Matter Expert to support the design, development, integration, and sustainment of complex Department of Defense systems and capabilities.This role contributes across the full systems engineering lifecycle, including requirements analysis, functional decomposition, architecture development, interface management, verification planning, risk assessment, and technical documentation. The ideal candidate will possess a strong understanding of systems engineering principles, DoD acquisition processes, architecture frameworks, and requirements management methodologies while collaborating across multidisciplinary teams to deliver mission-critical solutions.This is an excellent opportunity to work on high-impact national security programs supporting advanced defense and intelligence community initiatives.ResponsibilitiesDevelop and maintain systems engineering documentation, including System Engineering Plans (SEPs), Initial Capabilities Documents (ICDs), Requirements Specifications, and Interface Control Documents (ICDs)Manage system and derived requirements to ensure alignment with defined architectures and mission objectivesAssist in the development and allocation of system, functional, hardware, software, facility, and personnel requirementsSupport Configuration Control Boards (CCBs), design reviews, program reviews, and test reviews requiring cross-functional coordinationParticipate in Integrated Product Teams (IPTs) to design and develop new system capabilitiesDefine, manage, and maintain interfaces throughout the system lifecycleAllocate process and error budgets across systems and subsystemsDerive lower-level requirements from higher-level system requirements while ensuring completeness, traceability, and verifiabilityDevelop alternative system concepts, architectures, and design solutionsEstablish verification methods, processes, and evaluation criteria to ensure compliance with requirementsDevelop system design solutions that satisfy functional and technical requirementsSupport Information Assurance (IA) requirements development, including confidentiality, integrity, authentication, access control, and cryptographic solutionsProvide technical leadership in systems engineering, integration, testing, and architecture development activitiesDevelop and implement Service-Oriented Architecture (SOA) solutionsCreate operational, technical, system, and services views utilizing applicable DoDAF standardsDevelop operational concepts, scenarios, and workflows supporting mission requirementsConduct quantitative analyses in areas such as reliability, maintainability, survivability, vulnerability, and producibilityEstablish formal integration and interface management processes across multiple teamsManage requirements changes, impact assessments, traceability, and stakeholder coordinationAssess and manage program risks in accordance with approved risk management plansMaintain the technical integrity of system baselines throughout the development lifecycleSupport verification planning, testing activities, and certification/accreditation processesAssist in the development and review of JCIDS documentationRequired QualificationsActive TS/SCI clearance with Full Scope PolygraphU.S. Citizenship requiredBachelor's degree in Systems Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or a related technical disciplineActive Security+ certification (DoD 8570 compliant)Minimum of 14 years of systems engineering experience supporting programs of similar scope, type, and complexityAbility to work onsite in Annapolis Junction, MD three days per weekBenefitsOur client offers a highly competitive compensation package and comprehensive benefits, including:Employer-paid medical coverage for employees and eligible dependentsEmployer-paid dental and vision coverageGenerous paid time off and paid holidays401(k) with company matching contributionsAnnual bonus opportunitiesEmployer-paid short-term and long-term disability insuranceEmployer-paid life insuranceMonthly technology and connectivity stipendAdditional employee recognition and appreciation programsTeam-building events and company-sponsored social activities